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#define __PYX_HAVE__yt__geometry__selection_routines
#define __PYX_HAVE_API__yt__geometry__selection_routines
#include "string.h"
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#include "numpy/arrayobject.h"
#include "numpy/ufuncobject.h"
#include "math.h"
#include "search.h"
#include "kdtree.h"
#include "pythread.h"
#include "pystate.h"
#ifdef _OPENMP
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#define CYTHON_WITHOUT_ASSERTIONS
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#define __Pyx_PyBytes_FromStringAndSize PyBytes_FromStringAndSize
static CYTHON_INLINE PyObject* __Pyx_PyUnicode_FromString(const char*);
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    #define __Pyx_PyStr_FromStringAndSize __Pyx_PyBytes_FromStringAndSize
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#define __pyx_PyFloat_AsDouble(x) PyFloat_AsDouble(x)
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#define __pyx_PyFloat_AsFloat(x) ((float) __pyx_PyFloat_AsDouble(x))
#if PY_MAJOR_VERSION < 3 && __PYX_DEFAULT_STRING_ENCODING_IS_ASCII
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            PyErr_Format(
                PyExc_ValueError,
                "This module compiled with c_string_encoding=ascii, but default encoding '%.200s' is not a superset of ascii.",
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            goto bad;
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bad:
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#if __PYX_DEFAULT_STRING_ENCODING_IS_DEFAULT && PY_MAJOR_VERSION >= 3
#define __Pyx_PyUnicode_FromStringAndSize(c_str, size) PyUnicode_DecodeUTF8(c_str, size, NULL)
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#define __Pyx_PyUnicode_FromStringAndSize(c_str, size) PyUnicode_Decode(c_str, size, __PYX_DEFAULT_STRING_ENCODING, NULL)
#if __PYX_DEFAULT_STRING_ENCODING_IS_DEFAULT
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static int __Pyx_init_sys_getdefaultencoding_params(void) {
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bad:
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#if CYTHON_CCOMPLEX
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#if CYTHON_CCOMPLEX && !defined(__cplusplus) && defined(__sun__) && defined(__GNUC__)
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static const char *__pyx_f[] = {
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#define __pyx_atomic_int_type int
#if CYTHON_ATOMICS && __GNUC__ >= 4 && (__GNUC_MINOR__ > 1 ||\
                    (__GNUC_MINOR__ == 1 && __GNUC_PATCHLEVEL >= 2)) &&\
                    !defined(__i386__)
    #define __pyx_atomic_incr_aligned(value, lock) __sync_fetch_and_add(value, 1)
    #define __pyx_atomic_decr_aligned(value, lock) __sync_fetch_and_sub(value, 1)
    #ifdef __PYX_DEBUG_ATOMICS
        #warning "Using GNU atomics"
    #endif
#elif CYTHON_ATOMICS && defined(_MSC_VER) && 0
    #include <Windows.h>
    #undef __pyx_atomic_int_type
    #define __pyx_atomic_int_type LONG
    #define __pyx_atomic_incr_aligned(value, lock) InterlockedIncrement(value)
    #define __pyx_atomic_decr_aligned(value, lock) InterlockedDecrement(value)
    #ifdef __PYX_DEBUG_ATOMICS
        #pragma message ("Using MSVC atomics")
    #endif
#elif CYTHON_ATOMICS && (defined(__ICC) || defined(__INTEL_COMPILER)) && 0
    #define __pyx_atomic_incr_aligned(value, lock) _InterlockedIncrement(value)
    #define __pyx_atomic_decr_aligned(value, lock) _InterlockedDecrement(value)
    #ifdef __PYX_DEBUG_ATOMICS
        #warning "Using Intel atomics"
    #endif
#else
    #undef CYTHON_ATOMICS
    #define CYTHON_ATOMICS 0
    #ifdef __PYX_DEBUG_ATOMICS
        #warning "Not using atomics"
    #endif
#endif
typedef volatile __pyx_atomic_int_type __pyx_atomic_int;
#if CYTHON_ATOMICS
    #define __pyx_add_acquisition_count(memview)\
             __pyx_atomic_incr_aligned(__pyx_get_slice_count_pointer(memview), memview->lock)
    #define __pyx_sub_acquisition_count(memview)\
            __pyx_atomic_decr_aligned(__pyx_get_slice_count_pointer(memview), memview->lock)
#else
    #define __pyx_add_acquisition_count(memview)\
            __pyx_add_acquisition_count_locked(__pyx_get_slice_count_pointer(memview), memview->lock)
    #define __pyx_sub_acquisition_count(memview)\
            __pyx_sub_acquisition_count_locked(__pyx_get_slice_count_pointer(memview), memview->lock)
#endif


/* "../../../../usr/local/lib/python2.7/site-packages/Cython/Includes/numpy/__init__.pxd":725
 * # in Cython to enable them only on the right systems.
 * 
 * ctypedef npy_int8       int8_t             # <<<<<<<<<<<<<<
 * ctypedef npy_int16      int16_t
 * ctypedef npy_int32      int32_t
 */
typedef npy_int8 __pyx_t_5numpy_int8_t;

/* "../../../../usr/local/lib/python2.7/site-packages/Cython/Includes/numpy/__init__.pxd":726
 * 
 * ctypedef npy_int8       int8_t
 * ctypedef npy_int16      int16_t             # <<<<<<<<<<<<<<
 * ctypedef npy_int32      int32_t
 * ctypedef npy_int64      int64_t
 */
typedef npy_int16 __pyx_t_5numpy_int16_t;

/* "../../../../usr/local/lib/python2.7/site-packages/Cython/Includes/numpy/__init__.pxd":727
 * ctypedef npy_int8       int8_t
 * ctypedef npy_int16      int16_t
 * ctypedef npy_int32      int32_t             # <<<<<<<<<<<<<<
 * ctypedef npy_int64      int64_t
 * #ctypedef npy_int96      int96_t
 */
typedef npy_int32 __pyx_t_5numpy_int32_t;

/* "../../../../usr/local/lib/python2.7/site-packages/Cython/Includes/numpy/__init__.pxd":728
 * ctypedef npy_int16      int16_t
 * ctypedef npy_int32      int32_t
 * ctypedef npy_int64      int64_t             # <<<<<<<<<<<<<<
 * #ctypedef npy_int96      int96_t
 * #ctypedef npy_int128     int128_t
 */
typedef npy_int64 __pyx_t_5numpy_int64_t;

/* "../../../../usr/local/lib/python2.7/site-packages/Cython/Includes/numpy/__init__.pxd":732
 * #ctypedef npy_int128     int128_t
 * 
 * ctypedef npy_uint8      uint8_t             # <<<<<<<<<<<<<<
 * ctypedef npy_uint16     uint16_t
 * ctypedef npy_uint32     uint32_t
 */
typedef npy_uint8 __pyx_t_5numpy_uint8_t;

/* "../../../../usr/local/lib/python2.7/site-packages/Cython/Includes/numpy/__init__.pxd":733
 * 
 * ctypedef npy_uint8      uint8_t
 * ctypedef npy_uint16     uint16_t             # <<<<<<<<<<<<<<
 * ctypedef npy_uint32     uint32_t
 * ctypedef npy_uint64     uint64_t
 */
typedef npy_uint16 __pyx_t_5numpy_uint16_t;

/* "../../../../usr/local/lib/python2.7/site-packages/Cython/Includes/numpy/__init__.pxd":734
 * ctypedef npy_uint8      uint8_t
 * ctypedef npy_uint16     uint16_t
 * ctypedef npy_uint32     uint32_t             # <<<<<<<<<<<<<<
 * ctypedef npy_uint64     uint64_t
 * #ctypedef npy_uint96     uint96_t
 */
typedef npy_uint32 __pyx_t_5numpy_uint32_t;

/* "../../../../usr/local/lib/python2.7/site-packages/Cython/Includes/numpy/__init__.pxd":735
 * ctypedef npy_uint16     uint16_t
 * ctypedef npy_uint32     uint32_t
 * ctypedef npy_uint64     uint64_t             # <<<<<<<<<<<<<<
 * #ctypedef npy_uint96     uint96_t
 * #ctypedef npy_uint128    uint128_t
 */
typedef npy_uint64 __pyx_t_5numpy_uint64_t;

/* "../../../../usr/local/lib/python2.7/site-packages/Cython/Includes/numpy/__init__.pxd":739
 * #ctypedef npy_uint128    uint128_t
 * 
 * ctypedef npy_float32    float32_t             # <<<<<<<<<<<<<<
 * ctypedef npy_float64    float64_t
 * #ctypedef npy_float80    float80_t
 */
typedef npy_float32 __pyx_t_5numpy_float32_t;

/* "../../../../usr/local/lib/python2.7/site-packages/Cython/Includes/numpy/__init__.pxd":740
 * 
 * ctypedef npy_float32    float32_t
 * ctypedef npy_float64    float64_t             # <<<<<<<<<<<<<<
 * #ctypedef npy_float80    float80_t
 * #ctypedef npy_float128   float128_t
 */
typedef npy_float64 __pyx_t_5numpy_float64_t;

/* "../../../../usr/local/lib/python2.7/site-packages/Cython/Includes/numpy/__init__.pxd":749
 * # The int types are mapped a bit surprising --
 * # numpy.int corresponds to 'l' and numpy.long to 'q'
 * ctypedef npy_long       int_t             # <<<<<<<<<<<<<<
 * ctypedef npy_longlong   long_t
 * ctypedef npy_longlong   longlong_t
 */
typedef npy_long __pyx_t_5numpy_int_t;

/* "../../../../usr/local/lib/python2.7/site-packages/Cython/Includes/numpy/__init__.pxd":750
 * # numpy.int corresponds to 'l' and numpy.long to 'q'
 * ctypedef npy_long       int_t
 * ctypedef npy_longlong   long_t             # <<<<<<<<<<<<<<
 * ctypedef npy_longlong   longlong_t
 * 
 */
typedef npy_longlong __pyx_t_5numpy_long_t;

/* "../../../../usr/local/lib/python2.7/site-packages/Cython/Includes/numpy/__init__.pxd":751
 * ctypedef npy_long       int_t
 * ctypedef npy_longlong   long_t
 * ctypedef npy_longlong   longlong_t             # <<<<<<<<<<<<<<
 * 
 * ctypedef npy_ulong      uint_t
 */
typedef npy_longlong __pyx_t_5numpy_longlong_t;

/* "../../../../usr/local/lib/python2.7/site-packages/Cython/Includes/numpy/__init__.pxd":753
 * ctypedef npy_longlong   longlong_t
 * 
 * ctypedef npy_ulong      uint_t             # <<<<<<<<<<<<<<
 * ctypedef npy_ulonglong  ulong_t
 * ctypedef npy_ulonglong  ulonglong_t
 */
typedef npy_ulong __pyx_t_5numpy_uint_t;

/* "../../../../usr/local/lib/python2.7/site-packages/Cython/Includes/numpy/__init__.pxd":754
 * 
 * ctypedef npy_ulong      uint_t
 * ctypedef npy_ulonglong  ulong_t             # <<<<<<<<<<<<<<
 * ctypedef npy_ulonglong  ulonglong_t
 * 
 */
typedef npy_ulonglong __pyx_t_5numpy_ulong_t;

/* "../../../../usr/local/lib/python2.7/site-packages/Cython/Includes/numpy/__init__.pxd":755
 * ctypedef npy_ulong      uint_t
 * ctypedef npy_ulonglong  ulong_t
 * ctypedef npy_ulonglong  ulonglong_t             # <<<<<<<<<<<<<<
 * 
 * ctypedef npy_intp       intp_t
 */
typedef npy_ulonglong __pyx_t_5numpy_ulonglong_t;

/* "../../../../usr/local/lib/python2.7/site-packages/Cython/Includes/numpy/__init__.pxd":757
 * ctypedef npy_ulonglong  ulonglong_t
 * 
 * ctypedef npy_intp       intp_t             # <<<<<<<<<<<<<<
 * ctypedef npy_uintp      uintp_t
 * 
 */
typedef npy_intp __pyx_t_5numpy_intp_t;

/* "../../../../usr/local/lib/python2.7/site-packages/Cython/Includes/numpy/__init__.pxd":758
 * 
 * ctypedef npy_intp       intp_t
 * ctypedef npy_uintp      uintp_t             # <<<<<<<<<<<<<<
 * 
 * ctypedef npy_double     float_t
 */
typedef npy_uintp __pyx_t_5numpy_uintp_t;

/* "../../../../usr/local/lib/python2.7/site-packages/Cython/Includes/numpy/__init__.pxd":760
 * ctypedef npy_uintp      uintp_t
 * 
 * ctypedef npy_double     float_t             # <<<<<<<<<<<<<<
 * ctypedef npy_double     double_t
 * ctypedef npy_longdouble longdouble_t
 */
typedef npy_double __pyx_t_5numpy_float_t;

/* "../../../../usr/local/lib/python2.7/site-packages/Cython/Includes/numpy/__init__.pxd":761
 * 
 * ctypedef npy_double     float_t
 * ctypedef npy_double     double_t             # <<<<<<<<<<<<<<
 * ctypedef npy_longdouble longdouble_t
 * 
 */
typedef npy_double __pyx_t_5numpy_double_t;

/* "../../../../usr/local/lib/python2.7/site-packages/Cython/Includes/numpy/__init__.pxd":762
 * ctypedef npy_double     float_t
 * ctypedef npy_double     double_t
 * ctypedef npy_longdouble longdouble_t             # <<<<<<<<<<<<<<
 * 
 * ctypedef npy_cfloat      cfloat_t
 */
typedef npy_longdouble __pyx_t_5numpy_longdouble_t;
#if CYTHON_CCOMPLEX
  #ifdef __cplusplus
    typedef ::std::complex< float > __pyx_t_float_complex;
  #else
    typedef float _Complex __pyx_t_float_complex;
  #endif
#else
    typedef struct { float real, imag; } __pyx_t_float_complex;
#endif

#if CYTHON_CCOMPLEX
  #ifdef __cplusplus
    typedef ::std::complex< double > __pyx_t_double_complex;
  #else
    typedef double _Complex __pyx_t_double_complex;
  #endif
#else
    typedef struct { double real, imag; } __pyx_t_double_complex;
#endif


/*--- Type declarations ---*/
struct __pyx_obj_2yt_8geometry_13oct_container_OctreeContainer;
struct __pyx_obj_2yt_8geometry_13oct_container_SparseOctreeContainer;
struct __pyx_obj_2yt_8geometry_13oct_container_RAMSESOctreeContainer;
struct __pyx_obj_2yt_9utilities_3lib_14grid_traversal_ImageSampler;
struct __pyx_obj_2yt_9utilities_3lib_14grid_traversal_PartitionedGrid;
struct __pyx_obj_2yt_9utilities_3lib_8bitarray_bitarray;
struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject;
struct __pyx_obj_2yt_8geometry_18selection_routines_AlwaysSelector;
struct __pyx_obj_2yt_8geometry_18selection_routines_OctreeSubsetSelector;
struct __pyx_obj_2yt_8geometry_18selection_routines_PointSelector;
struct __pyx_obj_2yt_8geometry_18selection_routines_SphereSelector;
struct __pyx_obj_2yt_8geometry_18selection_routines_RegionSelector;
struct __pyx_obj_2yt_8geometry_18selection_routines_CutRegionSelector;
struct __pyx_obj_2yt_8geometry_18selection_routines_DiskSelector;
struct __pyx_obj_2yt_8geometry_18selection_routines_CuttingPlaneSelector;
struct __pyx_obj_2yt_8geometry_18selection_routines_SliceSelector;
struct __pyx_obj_2yt_8geometry_18selection_routines_OrthoRaySelector;
struct __pyx_obj_2yt_8geometry_18selection_routines_RaySelector;
struct __pyx_obj_2yt_8geometry_18selection_routines_DataCollectionSelector;
struct __pyx_obj_2yt_8geometry_18selection_routines_EllipsoidSelector;
struct __pyx_obj_2yt_8geometry_18selection_routines_GridSelector;
struct __pyx_obj_2yt_8geometry_18selection_routines_IndexedOctreeSubsetSelector;
struct __pyx_obj_2yt_8geometry_18selection_routines_ComposeSelector;
struct __pyx_obj_2yt_8geometry_18selection_routines_HaloParticlesSelector;
struct __pyx_obj_2yt_8geometry_18selection_routines___pyx_scope_struct____init__;
struct __pyx_obj_2yt_8geometry_18selection_routines___pyx_scope_struct_1_genexpr;
struct __pyx_array_obj;
struct __pyx_MemviewEnum_obj;
struct __pyx_memoryview_obj;
struct __pyx_memoryviewslice_obj;

/* "../../../../usr/local/lib/python2.7/site-packages/Cython/Includes/numpy/__init__.pxd":764
 * ctypedef npy_longdouble longdouble_t
 * 
 * ctypedef npy_cfloat      cfloat_t             # <<<<<<<<<<<<<<
 * ctypedef npy_cdouble     cdouble_t
 * ctypedef npy_clongdouble clongdouble_t
 */
typedef npy_cfloat __pyx_t_5numpy_cfloat_t;

/* "../../../../usr/local/lib/python2.7/site-packages/Cython/Includes/numpy/__init__.pxd":765
 * 
 * ctypedef npy_cfloat      cfloat_t
 * ctypedef npy_cdouble     cdouble_t             # <<<<<<<<<<<<<<
 * ctypedef npy_clongdouble clongdouble_t
 * 
 */
typedef npy_cdouble __pyx_t_5numpy_cdouble_t;

/* "../../../../usr/local/lib/python2.7/site-packages/Cython/Includes/numpy/__init__.pxd":766
 * ctypedef npy_cfloat      cfloat_t
 * ctypedef npy_cdouble     cdouble_t
 * ctypedef npy_clongdouble clongdouble_t             # <<<<<<<<<<<<<<
 * 
 * ctypedef npy_cdouble     complex_t
 */
typedef npy_clongdouble __pyx_t_5numpy_clongdouble_t;

/* "../../../../usr/local/lib/python2.7/site-packages/Cython/Includes/numpy/__init__.pxd":768
 * ctypedef npy_clongdouble clongdouble_t
 * 
 * ctypedef npy_cdouble     complex_t             # <<<<<<<<<<<<<<
 * 
 * cdef inline object PyArray_MultiIterNew1(a):
 */
typedef npy_cdouble __pyx_t_5numpy_complex_t;
struct __pyx_t_2yt_8geometry_12oct_visitors_Oct;
struct __pyx_t_2yt_8geometry_12oct_visitors_OctPadded;
struct __pyx_t_2yt_8geometry_12oct_visitors_OctVisitorData;

/* "oct_visitors.pxd":19
 * cimport numpy as np
 * 
 * cdef struct Oct             # <<<<<<<<<<<<<<
 * cdef struct Oct:
 *     np.int64_t file_ind     # index with respect to the order in which it was
 */
struct __pyx_t_2yt_8geometry_12oct_visitors_Oct {
  __pyx_t_5numpy_int64_t file_ind;
  __pyx_t_5numpy_int64_t domain_ind;
  __pyx_t_5numpy_int64_t domain;
  struct __pyx_t_2yt_8geometry_12oct_visitors_Oct **children;
};

/* "oct_visitors.pxd":27
 *     Oct **children          # Up to 8 long
 * 
 * cdef struct OctPadded:             # <<<<<<<<<<<<<<
 *     np.int64_t file_ind
 *     np.int64_t domain_ind
 */
struct __pyx_t_2yt_8geometry_12oct_visitors_OctPadded {
  __pyx_t_5numpy_int64_t file_ind;
  __pyx_t_5numpy_int64_t domain_ind;
  __pyx_t_5numpy_int64_t domain;
  __pyx_t_5numpy_int64_t padding;
};

/* "oct_visitors.pxd":33
 *     np.int64_t padding
 * 
 * cdef struct OctVisitorData:             # <<<<<<<<<<<<<<
 *     np.uint64_t index
 *     np.uint64_t last
 */
struct __pyx_t_2yt_8geometry_12oct_visitors_OctVisitorData {
  __pyx_t_5numpy_uint64_t index;
  __pyx_t_5numpy_uint64_t last;
  __pyx_t_5numpy_int64_t global_index;
  __pyx_t_5numpy_int64_t pos[3];
  __pyx_t_5numpy_uint8_t ind[3];
  void *array;
  int dims;
  __pyx_t_5numpy_int32_t domain;
  __pyx_t_5numpy_int8_t level;
  __pyx_t_5numpy_int8_t oref;
  __pyx_t_5numpy_int32_t nz;
};

/* "oct_visitors.pxd":47
 *     np.int32_t nz
 * 
 * ctypedef void oct_visitor_function(Oct *, OctVisitorData *visitor,             # <<<<<<<<<<<<<<
 *                                    np.uint8_t selected)
 * 
 */
typedef void __pyx_t_2yt_8geometry_12oct_visitors_oct_visitor_function(struct __pyx_t_2yt_8geometry_12oct_visitors_Oct *, struct __pyx_t_2yt_8geometry_12oct_visitors_OctVisitorData *, __pyx_t_5numpy_uint8_t);
struct __pyx_t_2yt_8geometry_13grid_visitors_GridTreeNode;
struct __pyx_t_2yt_8geometry_13grid_visitors_GridTreeNodePadded;
struct __pyx_t_2yt_8geometry_13grid_visitors_GridVisitorData;

/* "grid_visitors.pxd":19
 * cimport numpy as np
 * 
 * cdef struct GridTreeNode:             # <<<<<<<<<<<<<<
 *     int num_children
 *     int level
 */
struct __pyx_t_2yt_8geometry_13grid_visitors_GridTreeNode {
  int num_children;
  int level;
  __pyx_t_5numpy_int64_t index;
  __pyx_t_5numpy_float64_t left_edge[3];
  __pyx_t_5numpy_float64_t right_edge[3];
  struct __pyx_t_2yt_8geometry_13grid_visitors_GridTreeNode **children;
  __pyx_t_5numpy_int64_t start_index[3];
  int dims[3];
  __pyx_t_5numpy_float64_t dds[3];
};

/* "grid_visitors.pxd":30
 *     np.float64_t dds[3]
 * 
 * cdef struct GridTreeNodePadded:             # <<<<<<<<<<<<<<
 *     int num_children
 *     int level
 */
struct __pyx_t_2yt_8geometry_13grid_visitors_GridTreeNodePadded {
  int num_children;
  int level;
  long index;
  double left_edge_x;
  double left_edge_y;
  double left_edge_z;
  double right_edge_x;
  double right_edge_y;
  double right_edge_z;
  long children_pointers;
  long start_index_x;
  long start_index_y;
  long start_index_z;
  int dims_x;
  int dims_y;
  int dims_z;
  double dds_x;
  double dds_y;
  double dds_z;
};

/* "grid_visitors.pxd":51
 *     double dds_z
 * 
 * cdef struct GridVisitorData:             # <<<<<<<<<<<<<<
 *     GridTreeNode *grid
 *     np.uint64_t index
 */
struct __pyx_t_2yt_8geometry_13grid_visitors_GridVisitorData {
  struct __pyx_t_2yt_8geometry_13grid_visitors_GridTreeNode *grid;
  __pyx_t_5numpy_uint64_t index;
  __pyx_t_5numpy_uint64_t global_index;
  __pyx_t_5numpy_int64_t pos[3];
  int n_tuples;
  int **child_tuples;
  void *array;
  int ref_factor;
};

/* "grid_visitors.pxd":67
 * cdef np.uint8_t check_child_masked(GridVisitorData *data) nogil
 * 
 * ctypedef void grid_visitor_function(GridVisitorData *data,             # <<<<<<<<<<<<<<
 *                                          np.uint8_t selected) nogil
 * # This is similar in spirit to the way oct visitor functions work.  However,
 */
typedef void __pyx_t_2yt_8geometry_13grid_visitors_grid_visitor_function(struct __pyx_t_2yt_8geometry_13grid_visitors_GridVisitorData *, __pyx_t_5numpy_uint8_t);
struct __pyx_t_2yt_8geometry_13oct_container_OctKey;
struct __pyx_t_2yt_8geometry_13oct_container_OctInfo;
struct __pyx_t_2yt_8geometry_13oct_container_OctAllocationContainer;
struct __pyx_t_2yt_8geometry_13oct_container_OctList;
struct __pyx_opt_args_2yt_8geometry_13oct_container_15OctreeContainer_get;
struct __pyx_opt_args_2yt_8geometry_13oct_container_15OctreeContainer_visit_all_octs;
struct __pyx_opt_args_2yt_8geometry_13oct_container_15OctreeContainer_setup_data;

/* "oct_container.pxd":29
 * cdef int ORDER_MAX
 * 
 * cdef struct OctKey:             # <<<<<<<<<<<<<<
 *     np.int64_t key
 *     Oct *node
 */
struct __pyx_t_2yt_8geometry_13oct_container_OctKey {
  __pyx_t_5numpy_int64_t key;
  struct __pyx_t_2yt_8geometry_12oct_visitors_Oct *node;
};

/* "oct_container.pxd":33
 *     Oct *node
 * 
 * cdef struct OctInfo:             # <<<<<<<<<<<<<<
 *     np.float64_t left_edge[3]
 *     np.float64_t dds[3]
 */
struct __pyx_t_2yt_8geometry_13oct_container_OctInfo {
  __pyx_t_5numpy_float64_t left_edge[3];
  __pyx_t_5numpy_float64_t dds[3];
  __pyx_t_5numpy_int64_t ipos[3];
  __pyx_t_5numpy_int32_t level;
};

/* "oct_container.pxd":39
 *     np.int32_t level
 * 
 * cdef struct OctAllocationContainer             # <<<<<<<<<<<<<<
 * cdef struct OctAllocationContainer:
 *     np.int64_t n
 */
struct __pyx_t_2yt_8geometry_13oct_container_OctAllocationContainer {
  __pyx_t_5numpy_int64_t n;
  __pyx_t_5numpy_int64_t n_assigned;
  __pyx_t_5numpy_int64_t offset;
  __pyx_t_5numpy_int64_t con_id;
  struct __pyx_t_2yt_8geometry_13oct_container_OctAllocationContainer *next;
  struct __pyx_t_2yt_8geometry_12oct_visitors_Oct *my_octs;
};

/* "oct_container.pxd":48
 *     Oct *my_octs
 * 
 * cdef struct OctList             # <<<<<<<<<<<<<<
 * 
 * cdef struct OctList:
 */
struct __pyx_t_2yt_8geometry_13oct_container_OctList {
  struct __pyx_t_2yt_8geometry_13oct_container_OctList *next;
  struct __pyx_t_2yt_8geometry_12oct_visitors_Oct *o;
};

/* "oct_container.pxd":71
 *     cdef public np.int64_t nocts
 *     cdef public int num_domains
 *     cdef Oct *get(self, np.float64_t ppos[3], OctInfo *oinfo = ?,             # <<<<<<<<<<<<<<
 *                   int max_level = ?)
 *     cdef int get_root(self, int ind[3], Oct **o)
 */
struct __pyx_opt_args_2yt_8geometry_13oct_container_15OctreeContainer_get {
  int __pyx_n;
  struct __pyx_t_2yt_8geometry_13oct_container_OctInfo *oinfo;
  int max_level;
};

/* "oct_container.pxd":80
 *     # OctAllocationContainer.offset if such a thing exists.
 *     cdef np.int64_t get_domain_offset(self, int domain_id)
 *     cdef void visit_all_octs(self,             # <<<<<<<<<<<<<<
 *                         selection_routines.SelectorObject selector,
 *                         oct_visitor_function *func,
 */
struct __pyx_opt_args_2yt_8geometry_13oct_container_15OctreeContainer_visit_all_octs {
  int __pyx_n;
  int vc;
};

/* "oct_container.pxd":87
 *     cdef Oct *next_root(self, int domain_id, int ind[3])
 *     cdef Oct *next_child(self, int domain_id, int ind[3], Oct *parent)
 *     cdef void setup_data(self, OctVisitorData *data, int domain_id = ?)             # <<<<<<<<<<<<<<
 *     cdef void append_domain(self, np.int64_t domain_count)
 * 
 */
struct __pyx_opt_args_2yt_8geometry_13oct_container_15OctreeContainer_setup_data {
  int __pyx_n;
  int domain_id;
};
struct __pyx_t_2yt_9utilities_3lib_14grid_traversal_ImageContainer;
struct __pyx_t_2yt_9utilities_3lib_14grid_traversal_VolumeContainer;
struct __pyx_opt_args_2yt_9utilities_3lib_14grid_traversal_walk_volume;

/* "yt/utilities/lib/grid_traversal.pxd":22
 * cimport kdtree_utils
 * 
 * cdef struct ImageContainer:             # <<<<<<<<<<<<<<
 *     np.float64_t[:,:,:] vp_pos
 *     np.float64_t[:,:,:] vp_dir
 */
struct __pyx_t_2yt_9utilities_3lib_14grid_traversal_ImageContainer {
  __Pyx_memviewslice vp_pos;
  __Pyx_memviewslice vp_dir;
  __pyx_t_5numpy_float64_t *center;
  __Pyx_memviewslice image;
  __Pyx_memviewslice zbuffer;
  __pyx_t_5numpy_float64_t pdx;
  __pyx_t_5numpy_float64_t pdy;
  __pyx_t_5numpy_float64_t bounds[4];
  int nv[2];
  __pyx_t_5numpy_float64_t *x_vec;
  __pyx_t_5numpy_float64_t *y_vec;
};

/* "yt/utilities/lib/grid_traversal.pxd":34
 *     np.float64_t *y_vec
 * 
 * ctypedef void sampler_function(             # <<<<<<<<<<<<<<
 *                 VolumeContainer *vc,
 *                 np.float64_t v_pos[3],
 */
typedef void __pyx_t_2yt_9utilities_3lib_14grid_traversal_sampler_function(struct __pyx_t_2yt_9utilities_3lib_14grid_traversal_VolumeContainer *, __pyx_t_5numpy_float64_t *, __pyx_t_5numpy_float64_t *, __pyx_t_5numpy_float64_t, __pyx_t_5numpy_float64_t, int *, void *);

/* "yt/utilities/lib/grid_traversal.pxd":43
 *                 void *data) nogil
 * 
 * ctypedef void calculate_extent_function(ImageContainer *image,             # <<<<<<<<<<<<<<
 *             VolumeContainer *vc, np.int64_t rv[4]) nogil
 * 
 */
typedef void __pyx_t_2yt_9utilities_3lib_14grid_traversal_calculate_extent_function(struct __pyx_t_2yt_9utilities_3lib_14grid_traversal_ImageContainer *, struct __pyx_t_2yt_9utilities_3lib_14grid_traversal_VolumeContainer *, __pyx_t_5numpy_int64_t *);

/* "yt/utilities/lib/grid_traversal.pxd":48
 * cdef calculate_extent_function calculate_extent_plane_parallel
 * 
 * ctypedef void generate_vector_info_function(ImageContainer *im,             # <<<<<<<<<<<<<<
 *             np.int64_t vi, np.int64_t vj,
 *             np.float64_t width[2],
 */
typedef void __pyx_t_2yt_9utilities_3lib_14grid_traversal_generate_vector_info_function(struct __pyx_t_2yt_9utilities_3lib_14grid_traversal_ImageContainer *, __pyx_t_5numpy_int64_t, __pyx_t_5numpy_int64_t, __pyx_t_5numpy_float64_t *, __pyx_t_5numpy_float64_t *, __pyx_t_5numpy_float64_t *);

/* "yt/utilities/lib/grid_traversal.pxd":69
 *     cdef void setup(self, PartitionedGrid pg)
 * 
 * cdef struct VolumeContainer:             # <<<<<<<<<<<<<<
 *     int n_fields
 *     np.float64_t **data
 */
struct __pyx_t_2yt_9utilities_3lib_14grid_traversal_VolumeContainer {
  int n_fields;
  __pyx_t_5numpy_float64_t **data;
  __pyx_t_5numpy_uint8_t *mask;
  __pyx_t_5numpy_float64_t left_edge[3];
  __pyx_t_5numpy_float64_t right_edge[3];
  __pyx_t_5numpy_float64_t dds[3];
  __pyx_t_5numpy_float64_t idds[3];
  int dims[3];
};

/* "yt/utilities/lib/grid_traversal.pxd":94
 *                                np.float64_t *vel, np.float64_t *vel_mag)
 * 
 * ctypedef void sample_function(             # <<<<<<<<<<<<<<
 *                 VolumeContainer *vc,
 *                 np.float64_t v_pos[3],
 */
typedef void __pyx_t_2yt_9utilities_3lib_14grid_traversal_sample_function(struct __pyx_t_2yt_9utilities_3lib_14grid_traversal_VolumeContainer *, __pyx_t_5numpy_float64_t *, __pyx_t_5numpy_float64_t *, __pyx_t_5numpy_float64_t, __pyx_t_5numpy_float64_t, int *, void *);

/* "yt/utilities/lib/grid_traversal.pxd":103
 *                 void *data) nogil
 * 
 * cdef int walk_volume(VolumeContainer *vc,             # <<<<<<<<<<<<<<
 *                      np.float64_t v_pos[3],
 *                      np.float64_t v_dir[3],
 */
struct __pyx_opt_args_2yt_9utilities_3lib_14grid_traversal_walk_volume {
  int __pyx_n;
  __pyx_t_5numpy_float64_t *return_t;
  __pyx_t_5numpy_float64_t max_t;
};
struct __pyx_opt_args_2yt_8geometry_18selection_routines_14SelectorObject_recursively_visit_octs;
struct __pyx_opt_args_2yt_8geometry_18selection_routines_14SelectorObject_select_grid;
struct __pyx_opt_args_2yt_8geometry_18selection_routines_14SelectorObject_visit_grid_cells;
struct __pyx_t_2yt_8geometry_18selection_routines_IntegrationAccumulator;
struct __pyx_opt_args_2yt_8geometry_18selection_routines_20OctreeSubsetSelector_select_grid;
struct __pyx_opt_args_2yt_8geometry_18selection_routines_27IndexedOctreeSubsetSelector_select_grid;
struct __pyx_opt_args_2yt_8geometry_18selection_routines_14AlwaysSelector_select_grid;
struct __pyx_opt_args_2yt_8geometry_18selection_routines_15ComposeSelector_select_grid;

/* "yt/geometry/selection_routines.pxd":41
 *     cdef bint periodicity[3]
 * 
 *     cdef void recursively_visit_octs(self, Oct *root,             # <<<<<<<<<<<<<<
 *                         np.float64_t pos[3], np.float64_t dds[3],
 *                         int level,
 */
struct __pyx_opt_args_2yt_8geometry_18selection_routines_14SelectorObject_recursively_visit_octs {
  int __pyx_n;
  int visit_covered;
};

/* "yt/geometry/selection_routines.pxd":50
 *                               np.float64_t spos[3], np.float64_t sdds[3],
 *                               oct_visitor_function *func, int i, int j, int k)
 *     cdef int select_grid(self, np.float64_t left_edge[3],             # <<<<<<<<<<<<<<
 *                                np.float64_t right_edge[3],
 *                                np.int32_t level, Oct *o = ?) nogil
 */
struct __pyx_opt_args_2yt_8geometry_18selection_routines_14SelectorObject_select_grid {
  int __pyx_n;
  struct __pyx_t_2yt_8geometry_12oct_visitors_Oct *o;
};

/* "yt/geometry/selection_routines.pxd":65
 *                                 np.ndarray[np.uint8_t, ndim=3] mask,
 *                                 int level)
 *     cdef void visit_grid_cells(self, GridVisitorData *data,             # <<<<<<<<<<<<<<
 *                     grid_visitor_function *func, np.uint8_t *cached_mask = ?)
 * 
 */
struct __pyx_opt_args_2yt_8geometry_18selection_routines_14SelectorObject_visit_grid_cells {
  int __pyx_n;
  __pyx_t_5numpy_uint8_t *cached_mask;
};

/* "yt/geometry/selection_routines.pyx":1322
 * ortho_ray_selector = OrthoRaySelector
 * 
 * cdef struct IntegrationAccumulator:             # <<<<<<<<<<<<<<
 *     np.float64_t *t
 *     np.float64_t *dt
 */
struct __pyx_t_2yt_8geometry_18selection_routines_IntegrationAccumulator {
  __pyx_t_5numpy_float64_t *t;
  __pyx_t_5numpy_float64_t *dt;
  __pyx_t_5numpy_uint8_t *child_mask;
  int hits;
};

/* "yt/geometry/selection_routines.pyx":1778
 *     @cython.wraparound(False)
 *     @cython.cdivision(True)
 *     cdef int select_grid(self, np.float64_t left_edge[3],             # <<<<<<<<<<<<<<
 *                          np.float64_t right_edge[3], np.int32_t level,
 *                          Oct *o = NULL) nogil:
 */
struct __pyx_opt_args_2yt_8geometry_18selection_routines_20OctreeSubsetSelector_select_grid {
  int __pyx_n;
  struct __pyx_t_2yt_8geometry_12oct_visitors_Oct *o;
};

/* "yt/geometry/selection_routines.pyx":1858
 *         return self.base_selector.select_bbox(left_edge, right_edge)
 * 
 *     cdef int select_grid(self, np.float64_t left_edge[3],             # <<<<<<<<<<<<<<
 *                          np.float64_t right_edge[3], np.int32_t level,
 *                          Oct *o = NULL) nogil:
 */
struct __pyx_opt_args_2yt_8geometry_18selection_routines_27IndexedOctreeSubsetSelector_select_grid {
  int __pyx_n;
  struct __pyx_t_2yt_8geometry_12oct_visitors_Oct *o;
};

/* "yt/geometry/selection_routines.pyx":1892
 *         return 1
 * 
 *     cdef int select_grid(self, np.float64_t left_edge[3],             # <<<<<<<<<<<<<<
 *                          np.float64_t right_edge[3], np.int32_t level,
 *                          Oct *o = NULL) nogil:
 */
struct __pyx_opt_args_2yt_8geometry_18selection_routines_14AlwaysSelector_select_grid {
  int __pyx_n;
  struct __pyx_t_2yt_8geometry_12oct_visitors_Oct *o;
};

/* "yt/geometry/selection_routines.pyx":1935
 *             return 0
 * 
 *     cdef int select_grid(self, np.float64_t left_edge[3],             # <<<<<<<<<<<<<<
 *                          np.float64_t right_edge[3], np.int32_t level,
 *                          Oct *o = NULL) nogil:
 */
struct __pyx_opt_args_2yt_8geometry_18selection_routines_15ComposeSelector_select_grid {
  int __pyx_n;
  struct __pyx_t_2yt_8geometry_12oct_visitors_Oct *o;
};

/* "oct_container.pxd":58
 * cdef void OctList_delete(OctList *list)
 * 
 * cdef class OctreeContainer:             # <<<<<<<<<<<<<<
 *     cdef OctAllocationContainer *cont
 *     cdef OctAllocationContainer **domains
 */
struct __pyx_obj_2yt_8geometry_13oct_container_OctreeContainer {
  PyObject_HEAD
  struct __pyx_vtabstruct_2yt_8geometry_13oct_container_OctreeContainer *__pyx_vtab;
  struct __pyx_t_2yt_8geometry_13oct_container_OctAllocationContainer *cont;
  struct __pyx_t_2yt_8geometry_13oct_container_OctAllocationContainer **domains;
  struct __pyx_t_2yt_8geometry_12oct_visitors_Oct ****root_mesh;
  __pyx_t_2yt_8geometry_12oct_visitors_oct_visitor_function *fill_func;
  int partial_coverage;
  int level_offset;
  int nn[3];
  __pyx_t_5numpy_uint8_t oref;
  __pyx_t_5numpy_float64_t DLE[3];
  __pyx_t_5numpy_float64_t DRE[3];
  __pyx_t_5numpy_int64_t nocts;
  int num_domains;
};


/* "oct_container.pxd":90
 *     cdef void append_domain(self, np.int64_t domain_count)
 * 
 * cdef class SparseOctreeContainer(OctreeContainer):             # <<<<<<<<<<<<<<
 *     cdef OctKey *root_nodes
 *     cdef void *tree_root
 */
struct __pyx_obj_2yt_8geometry_13oct_container_SparseOctreeContainer {
  struct __pyx_obj_2yt_8geometry_13oct_container_OctreeContainer __pyx_base;
  struct __pyx_t_2yt_8geometry_13oct_container_OctKey *root_nodes;
  void *tree_root;
  int num_root;
  int max_root;
};


/* "oct_container.pxd":98
 *     cdef np.int64_t ipos_to_key(self, int pos[3])
 * 
 * cdef class RAMSESOctreeContainer(SparseOctreeContainer):             # <<<<<<<<<<<<<<
 *     pass
 * 
 */
struct __pyx_obj_2yt_8geometry_13oct_container_RAMSESOctreeContainer {
  struct __pyx_obj_2yt_8geometry_13oct_container_SparseOctreeContainer __pyx_base;
};


/* "yt/utilities/lib/grid_traversal.pxd":56
 * cdef generate_vector_info_function generate_vector_info_null
 * 
 * cdef class ImageSampler:             # <<<<<<<<<<<<<<
 *     cdef ImageContainer *image
 *     cdef sampler_function *sampler
 */
struct __pyx_obj_2yt_9utilities_3lib_14grid_traversal_ImageSampler {
  PyObject_HEAD
  struct __pyx_vtabstruct_2yt_9utilities_3lib_14grid_traversal_ImageSampler *__pyx_vtab;
  struct __pyx_t_2yt_9utilities_3lib_14grid_traversal_ImageContainer *image;
  __pyx_t_2yt_9utilities_3lib_14grid_traversal_sampler_function *sampler;
  PyObject *acenter;
  PyObject *aimage;
  PyObject *ax_vec;
  PyObject *ay_vec;
  PyObject *azbuffer;
  void *supp_data;
  __pyx_t_5numpy_float64_t width[3];
  PyObject *lens_type;
  __pyx_t_2yt_9utilities_3lib_14grid_traversal_calculate_extent_function *extent_function;
  __pyx_t_2yt_9utilities_3lib_14grid_traversal_generate_vector_info_function *vector_function;
};


/* "yt/utilities/lib/grid_traversal.pxd":80
 *     int dims[3]
 * 
 * cdef class PartitionedGrid:             # <<<<<<<<<<<<<<
 *     cdef public object my_data
 *     cdef public object source_mask
 */
struct __pyx_obj_2yt_9utilities_3lib_14grid_traversal_PartitionedGrid {
  PyObject_HEAD
  struct __pyx_vtabstruct_2yt_9utilities_3lib_14grid_traversal_PartitionedGrid *__pyx_vtab;
  PyObject *my_data;
  PyObject *source_mask;
  PyObject *LeftEdge;
  PyObject *RightEdge;
  int parent_grid_id;
  struct __pyx_t_2yt_9utilities_3lib_14grid_traversal_VolumeContainer *container;
  struct kdtree *star_list;
  __pyx_t_5numpy_float64_t star_er;
  __pyx_t_5numpy_float64_t star_sigma_num;
  __pyx_t_5numpy_float64_t star_coeff;
};


/* "yt/utilities/lib/bitarray.pxd":30
 *     return 1
 * 
 * cdef class bitarray:             # <<<<<<<<<<<<<<
 *     cdef np.uint8_t *buf
 *     cdef np.uint64_t size
 */
struct __pyx_obj_2yt_9utilities_3lib_8bitarray_bitarray {
  PyObject_HEAD
  struct __pyx_vtabstruct_2yt_9utilities_3lib_8bitarray_bitarray *__pyx_vtab;
  __pyx_t_5numpy_uint8_t *buf;
  __pyx_t_5numpy_uint64_t size;
  __pyx_t_5numpy_uint64_t buf_size;
  PyObject *ibuf;
};


/* "yt/geometry/selection_routines.pxd":34
 *     return arr
 * 
 * cdef class SelectorObject:             # <<<<<<<<<<<<<<
 *     cdef public np.int32_t min_level
 *     cdef public np.int32_t max_level
 */
struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject {
  PyObject_HEAD
  struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_SelectorObject *__pyx_vtab;
  __pyx_t_5numpy_int32_t min_level;
  __pyx_t_5numpy_int32_t max_level;
  int overlap_cells;
  __pyx_t_5numpy_float64_t domain_width[3];
  int periodicity[3];
};


/* "yt/geometry/selection_routines.pxd":71
 *     cdef np.float64_t difference(self, np.float64_t x1, np.float64_t x2, int d) nogil
 * 
 * cdef class AlwaysSelector(SelectorObject):             # <<<<<<<<<<<<<<
 *     pass
 * 
 */
struct __pyx_obj_2yt_8geometry_18selection_routines_AlwaysSelector {
  struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject __pyx_base;
};


/* "yt/geometry/selection_routines.pxd":74
 *     pass
 * 
 * cdef class OctreeSubsetSelector(SelectorObject):             # <<<<<<<<<<<<<<
 *     cdef SelectorObject base_selector
 *     cdef public np.int64_t domain_id
 */
struct __pyx_obj_2yt_8geometry_18selection_routines_OctreeSubsetSelector {
  struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject __pyx_base;
  struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *base_selector;
  __pyx_t_5numpy_int64_t domain_id;
};


/* "yt/geometry/selection_routines.pyx":641
 * 
 * 
 * cdef class PointSelector(SelectorObject):             # <<<<<<<<<<<<<<
 *     cdef np.float64_t p[3]
 * 
 */
struct __pyx_obj_2yt_8geometry_18selection_routines_PointSelector {
  struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject __pyx_base;
  __pyx_t_5numpy_float64_t p[3];
};


/* "yt/geometry/selection_routines.pyx":699
 * 
 * 
 * cdef class SphereSelector(SelectorObject):             # <<<<<<<<<<<<<<
 *     cdef np.float64_t radius
 *     cdef np.float64_t radius2
 */
struct __pyx_obj_2yt_8geometry_18selection_routines_SphereSelector {
  struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject __pyx_base;
  __pyx_t_5numpy_float64_t radius;
  __pyx_t_5numpy_float64_t radius2;
  __pyx_t_5numpy_float64_t center[3];
  __pyx_t_5numpy_float64_t bbox[3][2];
  int check_box[3];
};


/* "yt/geometry/selection_routines.pyx":803
 * sphere_selector = SphereSelector
 * 
 * cdef class RegionSelector(SelectorObject):             # <<<<<<<<<<<<<<
 *     cdef np.float64_t left_edge[3]
 *     cdef np.float64_t right_edge[3]
 */
struct __pyx_obj_2yt_8geometry_18selection_routines_RegionSelector {
  struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject __pyx_base;
  __pyx_t_5numpy_float64_t left_edge[3];
  __pyx_t_5numpy_float64_t right_edge[3];
  __pyx_t_5numpy_float64_t right_edge_shift[3];
};


/* "yt/geometry/selection_routines.pyx":903
 * region_selector = RegionSelector
 * 
 * cdef class CutRegionSelector(SelectorObject):             # <<<<<<<<<<<<<<
 *     cdef set _positions
 *     cdef tuple _conditionals
 */
struct __pyx_obj_2yt_8geometry_18selection_routines_CutRegionSelector {
  struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject __pyx_base;
  PyObject *_positions;
  PyObject *_conditionals;
};


/* "yt/geometry/selection_routines.pyx":937
 * cut_region_selector = CutRegionSelector
 * 
 * cdef class DiskSelector(SelectorObject):             # <<<<<<<<<<<<<<
 *     cdef np.float64_t norm_vec[3]
 *     cdef np.float64_t center[3]
 */
struct __pyx_obj_2yt_8geometry_18selection_routines_DiskSelector {
  struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject __pyx_base;
  __pyx_t_5numpy_float64_t norm_vec[3];
  __pyx_t_5numpy_float64_t center[3];
  __pyx_t_5numpy_float64_t radius;
  __pyx_t_5numpy_float64_t radius2;
  __pyx_t_5numpy_float64_t height;
};


/* "yt/geometry/selection_routines.pyx":1051
 * disk_selector = DiskSelector
 * 
 * cdef class CuttingPlaneSelector(SelectorObject):             # <<<<<<<<<<<<<<
 *     cdef np.float64_t norm_vec[3]
 *     cdef np.float64_t d
 */
struct __pyx_obj_2yt_8geometry_18selection_routines_CuttingPlaneSelector {
  struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject __pyx_base;
  __pyx_t_5numpy_float64_t norm_vec[3];
  __pyx_t_5numpy_float64_t d;
};


/* "yt/geometry/selection_routines.pyx":1131
 * cutting_selector = CuttingPlaneSelector
 * 
 * cdef class SliceSelector(SelectorObject):             # <<<<<<<<<<<<<<
 *     cdef int axis
 *     cdef np.float64_t coord
 */
struct __pyx_obj_2yt_8geometry_18selection_routines_SliceSelector {
  struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject __pyx_base;
  int axis;
  __pyx_t_5numpy_float64_t coord;
  int ax;
  int ay;
};


/* "yt/geometry/selection_routines.pyx":1220
 * slice_selector = SliceSelector
 * 
 * cdef class OrthoRaySelector(SelectorObject):             # <<<<<<<<<<<<<<
 * 
 *     cdef np.uint8_t px_ax
 */
struct __pyx_obj_2yt_8geometry_18selection_routines_OrthoRaySelector {
  struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject __pyx_base;
  __pyx_t_5numpy_uint8_t px_ax;
  __pyx_t_5numpy_uint8_t py_ax;
  __pyx_t_5numpy_float64_t px;
  __pyx_t_5numpy_float64_t py;
  int axis;
};


/* "yt/geometry/selection_routines.pyx":1344
 *     am.dt[di] = (exit_t - enter_t)
 * 
 * cdef class RaySelector(SelectorObject):             # <<<<<<<<<<<<<<
 * 
 *     cdef np.float64_t p1[3]
 */
struct __pyx_obj_2yt_8geometry_18selection_routines_RaySelector {
  struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject __pyx_base;
  __pyx_t_5numpy_float64_t p1[3];
  __pyx_t_5numpy_float64_t p2[3];
  __pyx_t_5numpy_float64_t vec[3];
};


/* "yt/geometry/selection_routines.pyx":1554
 * ray_selector = RaySelector
 * 
 * cdef class DataCollectionSelector(SelectorObject):             # <<<<<<<<<<<<<<
 *     cdef object obj_ids
 *     cdef np.int64_t nids
 */
struct __pyx_obj_2yt_8geometry_18selection_routines_DataCollectionSelector {
  struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject __pyx_base;
  PyObject *obj_ids;
  __pyx_t_5numpy_int64_t nids;
};


/* "yt/geometry/selection_routines.pyx":1591
 * data_collection_selector = DataCollectionSelector
 * 
 * cdef class EllipsoidSelector(SelectorObject):             # <<<<<<<<<<<<<<
 *     cdef np.float64_t vec[3][3]
 *     cdef np.float64_t mag[3]
 */
struct __pyx_obj_2yt_8geometry_18selection_routines_EllipsoidSelector {
  struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject __pyx_base;
  __pyx_t_5numpy_float64_t vec[3][3];
  __pyx_t_5numpy_float64_t mag[3];
  __pyx_t_5numpy_float64_t center[3];
};


/* "yt/geometry/selection_routines.pyx":1693
 * ellipsoid_selector = EllipsoidSelector
 * 
 * cdef class GridSelector(SelectorObject):             # <<<<<<<<<<<<<<
 *     cdef object ind
 * 
 */
struct __pyx_obj_2yt_8geometry_18selection_routines_GridSelector {
  struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject __pyx_base;
  PyObject *ind;
};


/* "yt/geometry/selection_routines.pyx":1796
 * octree_subset_selector = OctreeSubsetSelector
 * 
 * cdef class IndexedOctreeSubsetSelector(SelectorObject):             # <<<<<<<<<<<<<<
 *     # This is a numpy array, which will be a bool of ndim 1
 *     cdef np.uint64_t min_ind
 */
struct __pyx_obj_2yt_8geometry_18selection_routines_IndexedOctreeSubsetSelector {
  struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject __pyx_base;
  __pyx_t_5numpy_uint64_t min_ind;
  __pyx_t_5numpy_uint64_t max_ind;
  struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *base_selector;
  int filter_bbox;
  __pyx_t_5numpy_float64_t DLE[3];
  __pyx_t_5numpy_float64_t DRE[3];
};


/* "yt/geometry/selection_routines.pyx":1912
 * always_selector = AlwaysSelector
 * 
 * cdef class ComposeSelector(SelectorObject):             # <<<<<<<<<<<<<<
 *     cdef SelectorObject selector1
 *     cdef SelectorObject selector2
 */
struct __pyx_obj_2yt_8geometry_18selection_routines_ComposeSelector {
  struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject __pyx_base;
  struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *selector1;
  struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *selector2;
};


/* "yt/geometry/selection_routines.pyx":1971
 * compose_selector = ComposeSelector
 * 
 * cdef class HaloParticlesSelector(SelectorObject):             # <<<<<<<<<<<<<<
 *     cdef public object base_source
 *     cdef SelectorObject base_selector
 */
struct __pyx_obj_2yt_8geometry_18selection_routines_HaloParticlesSelector {
  struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject __pyx_base;
  PyObject *base_source;
  struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *base_selector;
  PyObject *pind;
  __pyx_t_5numpy_int64_t halo_id;
};


/* "yt/geometry/selection_routines.pyx":907
 *     cdef tuple _conditionals
 * 
 *     def __init__(self, dobj):             # <<<<<<<<<<<<<<
 *         positions = np.array([dobj['x'], dobj['y'], dobj['z']]).T
 *         self._conditionals = tuple(dobj.conditionals)
 */
struct __pyx_obj_2yt_8geometry_18selection_routines___pyx_scope_struct____init__ {
  PyObject_HEAD
  PyObject *__pyx_v_positions;
};


/* "yt/geometry/selection_routines.pyx":910
 *         positions = np.array([dobj['x'], dobj['y'], dobj['z']]).T
 *         self._conditionals = tuple(dobj.conditionals)
 *         self._positions = set(tuple(position) for position in positions)             # <<<<<<<<<<<<<<
 * 
 *     cdef int select_bbox(self,  np.float64_t left_edge[3],
 */
struct __pyx_obj_2yt_8geometry_18selection_routines___pyx_scope_struct_1_genexpr {
  PyObject_HEAD
  struct __pyx_obj_2yt_8geometry_18selection_routines___pyx_scope_struct____init__ *__pyx_outer_scope;
  PyObject *__pyx_v_position;
};


/* "View.MemoryView":101
 * 
 * @cname("__pyx_array")
 * cdef class array:             # <<<<<<<<<<<<<<
 * 
 *     cdef:
 */
struct __pyx_array_obj {
  PyObject_HEAD
  char *data;
  Py_ssize_t len;
  char *format;
  int ndim;
  Py_ssize_t *_shape;
  Py_ssize_t *_strides;
  Py_ssize_t itemsize;
  PyObject *mode;
  PyObject *_format;
  void (*callback_free_data)(void *);
  int free_data;
  int dtype_is_object;
};


/* "View.MemoryView":271
 * 
 * @cname('__pyx_MemviewEnum')
 * cdef class Enum(object):             # <<<<<<<<<<<<<<
 *     cdef object name
 *     def __init__(self, name):
 */
struct __pyx_MemviewEnum_obj {
  PyObject_HEAD
  PyObject *name;
};


/* "View.MemoryView":304
 * 
 * @cname('__pyx_memoryview')
 * cdef class memoryview(object):             # <<<<<<<<<<<<<<
 * 
 *     cdef object obj
 */
struct __pyx_memoryview_obj {
  PyObject_HEAD
  struct __pyx_vtabstruct_memoryview *__pyx_vtab;
  PyObject *obj;
  PyObject *_size;
  PyObject *_array_interface;
  PyThread_type_lock lock;
  __pyx_atomic_int acquisition_count[2];
  __pyx_atomic_int *acquisition_count_aligned_p;
  Py_buffer view;
  int flags;
  int dtype_is_object;
  __Pyx_TypeInfo *typeinfo;
};


/* "View.MemoryView":923
 * 
 * @cname('__pyx_memoryviewslice')
 * cdef class _memoryviewslice(memoryview):             # <<<<<<<<<<<<<<
 *     "Internal class for passing memoryview slices to Python"
 * 
 */
struct __pyx_memoryviewslice_obj {
  struct __pyx_memoryview_obj __pyx_base;
  __Pyx_memviewslice from_slice;
  PyObject *from_object;
  PyObject *(*to_object_func)(char *);
  int (*to_dtype_func)(char *, PyObject *);
};



/* "oct_container.pxd":58
 * cdef void OctList_delete(OctList *list)
 * 
 * cdef class OctreeContainer:             # <<<<<<<<<<<<<<
 *     cdef OctAllocationContainer *cont
 *     cdef OctAllocationContainer **domains
 */

struct __pyx_vtabstruct_2yt_8geometry_13oct_container_OctreeContainer {
  struct __pyx_t_2yt_8geometry_12oct_visitors_Oct *(*get)(struct __pyx_obj_2yt_8geometry_13oct_container_OctreeContainer *, __pyx_t_5numpy_float64_t *, struct __pyx_opt_args_2yt_8geometry_13oct_container_15OctreeContainer_get *__pyx_optional_args);
  int (*get_root)(struct __pyx_obj_2yt_8geometry_13oct_container_OctreeContainer *, int *, struct __pyx_t_2yt_8geometry_12oct_visitors_Oct **);
  struct __pyx_t_2yt_8geometry_12oct_visitors_Oct **(*neighbors)(struct __pyx_obj_2yt_8geometry_13oct_container_OctreeContainer *, struct __pyx_t_2yt_8geometry_13oct_container_OctInfo *, __pyx_t_5numpy_int64_t *, struct __pyx_t_2yt_8geometry_12oct_visitors_Oct *, int *);
  void (*oct_bounds)(struct __pyx_obj_2yt_8geometry_13oct_container_OctreeContainer *, struct __pyx_t_2yt_8geometry_12oct_visitors_Oct *, __pyx_t_5numpy_float64_t *, __pyx_t_5numpy_float64_t *);
  __pyx_t_5numpy_int64_t (*get_domain_offset)(struct __pyx_obj_2yt_8geometry_13oct_container_OctreeContainer *, int);
  void (*visit_all_octs)(struct __pyx_obj_2yt_8geometry_13oct_container_OctreeContainer *, struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, __pyx_t_2yt_8geometry_12oct_visitors_oct_visitor_function *, struct __pyx_t_2yt_8geometry_12oct_visitors_OctVisitorData *, struct __pyx_opt_args_2yt_8geometry_13oct_container_15OctreeContainer_visit_all_octs *__pyx_optional_args);
  struct __pyx_t_2yt_8geometry_12oct_visitors_Oct *(*next_root)(struct __pyx_obj_2yt_8geometry_13oct_container_OctreeContainer *, int, int *);
  struct __pyx_t_2yt_8geometry_12oct_visitors_Oct *(*next_child)(struct __pyx_obj_2yt_8geometry_13oct_container_OctreeContainer *, int, int *, struct __pyx_t_2yt_8geometry_12oct_visitors_Oct *);
  void (*setup_data)(struct __pyx_obj_2yt_8geometry_13oct_container_OctreeContainer *, struct __pyx_t_2yt_8geometry_12oct_visitors_OctVisitorData *, struct __pyx_opt_args_2yt_8geometry_13oct_container_15OctreeContainer_setup_data *__pyx_optional_args);
  void (*append_domain)(struct __pyx_obj_2yt_8geometry_13oct_container_OctreeContainer *, __pyx_t_5numpy_int64_t);
};
static struct __pyx_vtabstruct_2yt_8geometry_13oct_container_OctreeContainer *__pyx_vtabptr_2yt_8geometry_13oct_container_OctreeContainer;


/* "oct_container.pxd":90
 *     cdef void append_domain(self, np.int64_t domain_count)
 * 
 * cdef class SparseOctreeContainer(OctreeContainer):             # <<<<<<<<<<<<<<
 *     cdef OctKey *root_nodes
 *     cdef void *tree_root
 */

struct __pyx_vtabstruct_2yt_8geometry_13oct_container_SparseOctreeContainer {
  struct __pyx_vtabstruct_2yt_8geometry_13oct_container_OctreeContainer __pyx_base;
  void (*key_to_ipos)(struct __pyx_obj_2yt_8geometry_13oct_container_SparseOctreeContainer *, __pyx_t_5numpy_int64_t, __pyx_t_5numpy_int64_t *);
  __pyx_t_5numpy_int64_t (*ipos_to_key)(struct __pyx_obj_2yt_8geometry_13oct_container_SparseOctreeContainer *, int *);
};
static struct __pyx_vtabstruct_2yt_8geometry_13oct_container_SparseOctreeContainer *__pyx_vtabptr_2yt_8geometry_13oct_container_SparseOctreeContainer;


/* "oct_container.pxd":98
 *     cdef np.int64_t ipos_to_key(self, int pos[3])
 * 
 * cdef class RAMSESOctreeContainer(SparseOctreeContainer):             # <<<<<<<<<<<<<<
 *     pass
 * 
 */

struct __pyx_vtabstruct_2yt_8geometry_13oct_container_RAMSESOctreeContainer {
  struct __pyx_vtabstruct_2yt_8geometry_13oct_container_SparseOctreeContainer __pyx_base;
};
static struct __pyx_vtabstruct_2yt_8geometry_13oct_container_RAMSESOctreeContainer *__pyx_vtabptr_2yt_8geometry_13oct_container_RAMSESOctreeContainer;


/* "yt/utilities/lib/grid_traversal.pxd":56
 * cdef generate_vector_info_function generate_vector_info_null
 * 
 * cdef class ImageSampler:             # <<<<<<<<<<<<<<
 *     cdef ImageContainer *image
 *     cdef sampler_function *sampler
 */

struct __pyx_vtabstruct_2yt_9utilities_3lib_14grid_traversal_ImageSampler {
  void (*setup)(struct __pyx_obj_2yt_9utilities_3lib_14grid_traversal_ImageSampler *, struct __pyx_obj_2yt_9utilities_3lib_14grid_traversal_PartitionedGrid *);
};
static struct __pyx_vtabstruct_2yt_9utilities_3lib_14grid_traversal_ImageSampler *__pyx_vtabptr_2yt_9utilities_3lib_14grid_traversal_ImageSampler;


/* "yt/utilities/lib/grid_traversal.pxd":80
 *     int dims[3]
 * 
 * cdef class PartitionedGrid:             # <<<<<<<<<<<<<<
 *     cdef public object my_data
 *     cdef public object source_mask
 */

struct __pyx_vtabstruct_2yt_9utilities_3lib_14grid_traversal_PartitionedGrid {
  void (*get_vector_field)(struct __pyx_obj_2yt_9utilities_3lib_14grid_traversal_PartitionedGrid *, __pyx_t_5numpy_float64_t *, __pyx_t_5numpy_float64_t *, __pyx_t_5numpy_float64_t *);
};
static struct __pyx_vtabstruct_2yt_9utilities_3lib_14grid_traversal_PartitionedGrid *__pyx_vtabptr_2yt_9utilities_3lib_14grid_traversal_PartitionedGrid;


/* "yt/utilities/lib/bitarray.pxd":30
 *     return 1
 * 
 * cdef class bitarray:             # <<<<<<<<<<<<<<
 *     cdef np.uint8_t *buf
 *     cdef np.uint64_t size
 */

struct __pyx_vtabstruct_2yt_9utilities_3lib_8bitarray_bitarray {
  void (*_set_value)(struct __pyx_obj_2yt_9utilities_3lib_8bitarray_bitarray *, __pyx_t_5numpy_uint64_t, __pyx_t_5numpy_uint8_t);
  __pyx_t_5numpy_uint8_t (*_query_value)(struct __pyx_obj_2yt_9utilities_3lib_8bitarray_bitarray *, __pyx_t_5numpy_uint64_t);
};
static struct __pyx_vtabstruct_2yt_9utilities_3lib_8bitarray_bitarray *__pyx_vtabptr_2yt_9utilities_3lib_8bitarray_bitarray;


/* "yt/geometry/selection_routines.pyx":119
 *         raise RuntimeError
 * 
 * cdef class SelectorObject:             # <<<<<<<<<<<<<<
 * 
 *     def __cinit__(self, dobj, *args):
 */

struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_SelectorObject {
  void (*recursively_visit_octs)(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, struct __pyx_t_2yt_8geometry_12oct_visitors_Oct *, __pyx_t_5numpy_float64_t *, __pyx_t_5numpy_float64_t *, int, __pyx_t_2yt_8geometry_12oct_visitors_oct_visitor_function *, struct __pyx_t_2yt_8geometry_12oct_visitors_OctVisitorData *, struct __pyx_opt_args_2yt_8geometry_18selection_routines_14SelectorObject_recursively_visit_octs *__pyx_optional_args);
  void (*visit_oct_cells)(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, struct __pyx_t_2yt_8geometry_12oct_visitors_OctVisitorData *, struct __pyx_t_2yt_8geometry_12oct_visitors_Oct *, struct __pyx_t_2yt_8geometry_12oct_visitors_Oct *, __pyx_t_5numpy_float64_t *, __pyx_t_5numpy_float64_t *, __pyx_t_2yt_8geometry_12oct_visitors_oct_visitor_function *, int, int, int);
  int (*select_grid)(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, __pyx_t_5numpy_float64_t *, __pyx_t_5numpy_float64_t *, __pyx_t_5numpy_int32_t, struct __pyx_opt_args_2yt_8geometry_18selection_routines_14SelectorObject_select_grid *__pyx_optional_args);
  int (*select_cell)(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, __pyx_t_5numpy_float64_t *, __pyx_t_5numpy_float64_t *);
  int (*select_point)(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, __pyx_t_5numpy_float64_t *);
  int (*select_sphere)(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, __pyx_t_5numpy_float64_t *, __pyx_t_5numpy_float64_t);
  int (*select_bbox)(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, __pyx_t_5numpy_float64_t *, __pyx_t_5numpy_float64_t *);
  int (*fill_mask_selector)(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, __pyx_t_5numpy_float64_t *, __pyx_t_5numpy_float64_t *, __pyx_t_5numpy_float64_t *, int *, PyArrayObject *, PyArrayObject *, int);
  void (*visit_grid_cells)(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, struct __pyx_t_2yt_8geometry_13grid_visitors_GridVisitorData *, __pyx_t_2yt_8geometry_13grid_visitors_grid_visitor_function *, struct __pyx_opt_args_2yt_8geometry_18selection_routines_14SelectorObject_visit_grid_cells *__pyx_optional_args);
  __pyx_t_5numpy_float64_t (*difference)(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, __pyx_t_5numpy_float64_t, __pyx_t_5numpy_float64_t, int);
};
static struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_SelectorObject *__pyx_vtabptr_2yt_8geometry_18selection_routines_SelectorObject;


/* "yt/geometry/selection_routines.pyx":1870
 * indexed_octree_subset_selector = IndexedOctreeSubsetSelector
 * 
 * cdef class AlwaysSelector(SelectorObject):             # <<<<<<<<<<<<<<
 * 
 *     def __init__(self, dobj):
 */

struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_AlwaysSelector {
  struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_SelectorObject __pyx_base;
};
static struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_AlwaysSelector *__pyx_vtabptr_2yt_8geometry_18selection_routines_AlwaysSelector;


/* "yt/geometry/selection_routines.pyx":1732
 * grid_selector = GridSelector
 * 
 * cdef class OctreeSubsetSelector(SelectorObject):             # <<<<<<<<<<<<<<
 * 
 *     def __init__(self, dobj):
 */

struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_OctreeSubsetSelector {
  struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_SelectorObject __pyx_base;
};
static struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_OctreeSubsetSelector *__pyx_vtabptr_2yt_8geometry_18selection_routines_OctreeSubsetSelector;


/* "yt/geometry/selection_routines.pyx":641
 * 
 * 
 * cdef class PointSelector(SelectorObject):             # <<<<<<<<<<<<<<
 *     cdef np.float64_t p[3]
 * 
 */

struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_PointSelector {
  struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_SelectorObject __pyx_base;
};
static struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_PointSelector *__pyx_vtabptr_2yt_8geometry_18selection_routines_PointSelector;


/* "yt/geometry/selection_routines.pyx":699
 * 
 * 
 * cdef class SphereSelector(SelectorObject):             # <<<<<<<<<<<<<<
 *     cdef np.float64_t radius
 *     cdef np.float64_t radius2
 */

struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_SphereSelector {
  struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_SelectorObject __pyx_base;
};
static struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_SphereSelector *__pyx_vtabptr_2yt_8geometry_18selection_routines_SphereSelector;


/* "yt/geometry/selection_routines.pyx":803
 * sphere_selector = SphereSelector
 * 
 * cdef class RegionSelector(SelectorObject):             # <<<<<<<<<<<<<<
 *     cdef np.float64_t left_edge[3]
 *     cdef np.float64_t right_edge[3]
 */

struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_RegionSelector {
  struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_SelectorObject __pyx_base;
};
static struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_RegionSelector *__pyx_vtabptr_2yt_8geometry_18selection_routines_RegionSelector;


/* "yt/geometry/selection_routines.pyx":903
 * region_selector = RegionSelector
 * 
 * cdef class CutRegionSelector(SelectorObject):             # <<<<<<<<<<<<<<
 *     cdef set _positions
 *     cdef tuple _conditionals
 */

struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_CutRegionSelector {
  struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_SelectorObject __pyx_base;
};
static struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_CutRegionSelector *__pyx_vtabptr_2yt_8geometry_18selection_routines_CutRegionSelector;


/* "yt/geometry/selection_routines.pyx":937
 * cut_region_selector = CutRegionSelector
 * 
 * cdef class DiskSelector(SelectorObject):             # <<<<<<<<<<<<<<
 *     cdef np.float64_t norm_vec[3]
 *     cdef np.float64_t center[3]
 */

struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_DiskSelector {
  struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_SelectorObject __pyx_base;
};
static struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_DiskSelector *__pyx_vtabptr_2yt_8geometry_18selection_routines_DiskSelector;


/* "yt/geometry/selection_routines.pyx":1051
 * disk_selector = DiskSelector
 * 
 * cdef class CuttingPlaneSelector(SelectorObject):             # <<<<<<<<<<<<<<
 *     cdef np.float64_t norm_vec[3]
 *     cdef np.float64_t d
 */

struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_CuttingPlaneSelector {
  struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_SelectorObject __pyx_base;
};
static struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_CuttingPlaneSelector *__pyx_vtabptr_2yt_8geometry_18selection_routines_CuttingPlaneSelector;


/* "yt/geometry/selection_routines.pyx":1131
 * cutting_selector = CuttingPlaneSelector
 * 
 * cdef class SliceSelector(SelectorObject):             # <<<<<<<<<<<<<<
 *     cdef int axis
 *     cdef np.float64_t coord
 */

struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_SliceSelector {
  struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_SelectorObject __pyx_base;
};
static struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_SliceSelector *__pyx_vtabptr_2yt_8geometry_18selection_routines_SliceSelector;


/* "yt/geometry/selection_routines.pyx":1220
 * slice_selector = SliceSelector
 * 
 * cdef class OrthoRaySelector(SelectorObject):             # <<<<<<<<<<<<<<
 * 
 *     cdef np.uint8_t px_ax
 */

struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_OrthoRaySelector {
  struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_SelectorObject __pyx_base;
};
static struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_OrthoRaySelector *__pyx_vtabptr_2yt_8geometry_18selection_routines_OrthoRaySelector;


/* "yt/geometry/selection_routines.pyx":1344
 *     am.dt[di] = (exit_t - enter_t)
 * 
 * cdef class RaySelector(SelectorObject):             # <<<<<<<<<<<<<<
 * 
 *     cdef np.float64_t p1[3]
 */

struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_RaySelector {
  struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_SelectorObject __pyx_base;
};
static struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_RaySelector *__pyx_vtabptr_2yt_8geometry_18selection_routines_RaySelector;


/* "yt/geometry/selection_routines.pyx":1554
 * ray_selector = RaySelector
 * 
 * cdef class DataCollectionSelector(SelectorObject):             # <<<<<<<<<<<<<<
 *     cdef object obj_ids
 *     cdef np.int64_t nids
 */

struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_DataCollectionSelector {
  struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_SelectorObject __pyx_base;
};
static struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_DataCollectionSelector *__pyx_vtabptr_2yt_8geometry_18selection_routines_DataCollectionSelector;


/* "yt/geometry/selection_routines.pyx":1591
 * data_collection_selector = DataCollectionSelector
 * 
 * cdef class EllipsoidSelector(SelectorObject):             # <<<<<<<<<<<<<<
 *     cdef np.float64_t vec[3][3]
 *     cdef np.float64_t mag[3]
 */

struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_EllipsoidSelector {
  struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_SelectorObject __pyx_base;
};
static struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_EllipsoidSelector *__pyx_vtabptr_2yt_8geometry_18selection_routines_EllipsoidSelector;


/* "yt/geometry/selection_routines.pyx":1693
 * ellipsoid_selector = EllipsoidSelector
 * 
 * cdef class GridSelector(SelectorObject):             # <<<<<<<<<<<<<<
 *     cdef object ind
 * 
 */

struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_GridSelector {
  struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_SelectorObject __pyx_base;
};
static struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_GridSelector *__pyx_vtabptr_2yt_8geometry_18selection_routines_GridSelector;


/* "yt/geometry/selection_routines.pyx":1796
 * octree_subset_selector = OctreeSubsetSelector
 * 
 * cdef class IndexedOctreeSubsetSelector(SelectorObject):             # <<<<<<<<<<<<<<
 *     # This is a numpy array, which will be a bool of ndim 1
 *     cdef np.uint64_t min_ind
 */

struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_IndexedOctreeSubsetSelector {
  struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_SelectorObject __pyx_base;
};
static struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_IndexedOctreeSubsetSelector *__pyx_vtabptr_2yt_8geometry_18selection_routines_IndexedOctreeSubsetSelector;


/* "yt/geometry/selection_routines.pyx":1912
 * always_selector = AlwaysSelector
 * 
 * cdef class ComposeSelector(SelectorObject):             # <<<<<<<<<<<<<<
 *     cdef SelectorObject selector1
 *     cdef SelectorObject selector2
 */

struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_ComposeSelector {
  struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_SelectorObject __pyx_base;
};
static struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_ComposeSelector *__pyx_vtabptr_2yt_8geometry_18selection_routines_ComposeSelector;


/* "yt/geometry/selection_routines.pyx":1971
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 * 
 * cdef class HaloParticlesSelector(SelectorObject):             # <<<<<<<<<<<<<<
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 */

struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_HaloParticlesSelector {
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static struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_HaloParticlesSelector *__pyx_vtabptr_2yt_8geometry_18selection_routines_HaloParticlesSelector;


/* "View.MemoryView":304
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/* "View.MemoryView":923
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 */

struct __pyx_vtabstruct__memoryviewslice {
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static CYTHON_INLINE PyObject* __Pyx_PyObject_GetAttrStr(PyObject* obj, PyObject* attr_name) {
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static PyObject *__Pyx_GetBuiltinName(PyObject *name);

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static void __Pyx_WriteUnraisable(const char *name, int clineno,
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static void __Pyx_RaiseArgtupleInvalid(const char* func_name, int exact,
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static void __Pyx_RaiseDoubleKeywordsError(const char* func_name, PyObject* kw_name);

static int __Pyx_ParseOptionalKeywords(PyObject *kwds, PyObject **argnames[],\
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static CYTHON_INLINE int __Pyx_ArgTypeTest(PyObject *obj, PyTypeObject *type, int none_allowed,
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static CYTHON_INLINE int  __Pyx_GetBufferAndValidate(Py_buffer* buf, PyObject* obj,
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static CYTHON_INLINE void __Pyx_SafeReleaseBuffer(Py_buffer* info);

static CYTHON_INLINE PyObject *__Pyx_GetModuleGlobalName(PyObject *name);

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static CYTHON_INLINE PyObject* __Pyx_PyObject_Call(PyObject *func, PyObject *arg, PyObject *kw);
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static CYTHON_INLINE int __Pyx_TypeTest(PyObject *obj, PyTypeObject *type);

static void __Pyx_RaiseBufferFallbackError(void);

#define __Pyx_BufPtrStrided3d(type, buf, i0, s0, i1, s1, i2, s2) (type)((char*)buf + i0 * s0 + i1 * s1 + i2 * s2)
#define __Pyx_BufPtrStrided2d(type, buf, i0, s0, i1, s1) (type)((char*)buf + i0 * s0 + i1 * s1)
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static void __Pyx_Raise(PyObject *type, PyObject *value, PyObject *tb, PyObject *cause);

static CYTHON_INLINE PyObject *__Pyx_GetAttr(PyObject *, PyObject *);

static CYTHON_INLINE PyObject *__Pyx_GetAttr3(PyObject *, PyObject *, PyObject *);

static void __Pyx_RaiseBufferIndexError(int axis);

#define __Pyx_GetItemInt(o, i, type, is_signed, to_py_func, is_list, wraparound, boundscheck)\
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    __Pyx_GetItemInt_Fast(o, (Py_ssize_t)i, is_list, wraparound, boundscheck) :\
    (is_list ? (PyErr_SetString(PyExc_IndexError, "list index out of range"), (PyObject*)NULL) :\
               __Pyx_GetItemInt_Generic(o, to_py_func(i))))
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#define __Pyx_GetItemInt_Tuple(o, i, type, is_signed, to_py_func, is_list, wraparound, boundscheck)\
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static CYTHON_INLINE PyObject *__Pyx_GetItemInt_Tuple_Fast(PyObject *o, Py_ssize_t i,
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static CYTHON_INLINE PyObject *__Pyx_GetItemInt_Generic(PyObject *o, PyObject* j);
static CYTHON_INLINE PyObject *__Pyx_GetItemInt_Fast(PyObject *o, Py_ssize_t i,
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#define __Pyx_BUF_MAX_NDIMS %(BUF_MAX_NDIMS)d
#define __Pyx_MEMVIEW_DIRECT   1
#define __Pyx_MEMVIEW_PTR      2
#define __Pyx_MEMVIEW_FULL     4
#define __Pyx_MEMVIEW_CONTIG   8
#define __Pyx_MEMVIEW_STRIDED  16
#define __Pyx_MEMVIEW_FOLLOW   32
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static CYTHON_INLINE int __pyx_add_acquisition_count_locked(
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static CYTHON_INLINE int __pyx_sub_acquisition_count_locked(
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#define __PYX_INC_MEMVIEW(slice, have_gil) __Pyx_INC_MEMVIEW(slice, have_gil, __LINE__)
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static CYTHON_INLINE void __Pyx_INC_MEMVIEW(__Pyx_memviewslice *, int, int);
static CYTHON_INLINE void __Pyx_XDEC_MEMVIEW(__Pyx_memviewslice *, int, int);

static PyObject *__Pyx_Import(PyObject *name, PyObject *from_list, int level);

static CYTHON_INLINE void __Pyx_ExceptionSave(PyObject **type, PyObject **value, PyObject **tb);
static void __Pyx_ExceptionReset(PyObject *type, PyObject *value, PyObject *tb);

static int __Pyx_GetException(PyObject **type, PyObject **value, PyObject **tb);

static CYTHON_INLINE int __Pyx_PyDict_ContainsTF(PyObject* item, PyObject* dict, int eq) {
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static PyObject *__Pyx_PyDict_GetItem(PyObject *d, PyObject* key) {
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            PyObject* args = PyTuple_Pack(1, key);
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#if PY_MAJOR_VERSION >= 3
#define __Pyx_PyObject_Ord(c)\
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static long __Pyx__PyObject_Ord(PyObject* c);

#define __Pyx_SetItemInt(o, i, v, type, is_signed, to_py_func, is_list, wraparound, boundscheck)\
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static CYTHON_INLINE PyObject* __Pyx_dict_iterator(PyObject* dict, int is_dict, PyObject* method_name,
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static CYTHON_INLINE int __Pyx_PyBytes_Equals(PyObject* s1, PyObject* s2, int equals);

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static CYTHON_INLINE void __Pyx_ExceptionSwap(PyObject **type, PyObject **value, PyObject **tb);

static CYTHON_UNUSED int __pyx_memoryview_getbuffer(PyObject *__pyx_v_self, Py_buffer *__pyx_v_info, int __pyx_v_flags); /*proto*/
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static PyObject *__pyx_memoryview_get_suboffsets(PyObject *__pyx_v_self); /*proto*/
static PyObject *__pyx_memoryview_get_ndim(PyObject *__pyx_v_self); /*proto*/
static PyObject *__pyx_memoryview_get_itemsize(PyObject *__pyx_v_self); /*proto*/
static PyObject *__pyx_memoryview_get_nbytes(PyObject *__pyx_v_self); /*proto*/
static PyObject *__pyx_memoryview_get_size(PyObject *__pyx_v_self); /*proto*/
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static CYTHON_INLINE long __Pyx_div_long(long, long);

static PyObject *__pyx_memoryviewslice__get__base(PyObject *__pyx_v_self); /*proto*/
static int __Pyx_call_next_tp_traverse(PyObject* obj, visitproc v, void *a, traverseproc current_tp_traverse);

static void __Pyx_call_next_tp_clear(PyObject* obj, inquiry current_tp_dealloc);

static int __Pyx_SetVtable(PyObject *dict, void *vtable);

static void* __Pyx_GetVtable(PyObject *dict);

static PyTypeObject* __Pyx_FetchCommonType(PyTypeObject* type);

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#define __Pyx_CyFunction_NewEx(ml, flags, qualname, self, module, globals, code)\
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static PyObject *__Pyx_CyFunction_New(PyTypeObject *, PyMethodDef *ml,
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static CYTHON_INLINE void *__Pyx_CyFunction_InitDefaults(PyObject *m,
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static CYTHON_INLINE void __Pyx_CyFunction_SetDefaultsTuple(PyObject *m,
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static CYTHON_INLINE void __Pyx_CyFunction_SetDefaultsKwDict(PyObject *m,
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static void __Pyx_AddTraceback(const char *funcname, int c_line,
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static CYTHON_INLINE __Pyx_memviewslice __Pyx_PyObject_to_MemoryviewSlice_ds_nn___pyx_t_5numpy_float32_t(PyObject *);

static CYTHON_INLINE __Pyx_memviewslice __Pyx_PyObject_to_MemoryviewSlice_ds_nn___pyx_t_5numpy_float64_t(PyObject *);

typedef struct {
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static CYTHON_INLINE int __Pyx_PyInt_As_int(PyObject *);

static CYTHON_INLINE npy_int64 __Pyx_PyInt_As_npy_int64(PyObject *);

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static CYTHON_INLINE unsigned char __Pyx_PyInt_As_unsigned_char(PyObject *);

static PyObject *__pyx_memview_get_unsigned_char(const char *itemp);
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static CYTHON_INLINE char __Pyx_PyInt_As_char(PyObject *);

static CYTHON_INLINE PyObject* __Pyx_PyInt_From_int(int value);

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static CYTHON_INLINE PyObject* __Pyx_PyInt_From_npy_int64(npy_int64 value);

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static CYTHON_INLINE PyObject* __Pyx_PyInt_From_npy_uint64(npy_uint64 value);

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static CYTHON_INLINE npy_uint8 __Pyx_PyInt_As_npy_uint8(PyObject *);

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static int __Pyx_Print(PyObject*, PyObject *, int);
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static CYTHON_INLINE npy_uint64 __Pyx_PyInt_As_npy_uint64(PyObject *);

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    #define __Pyx_SET_CREAL(z,x) __Pyx_CREAL(z) = (x)
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static CYTHON_INLINE __pyx_t_float_complex __pyx_t_float_complex_from_parts(float, float);

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#if CYTHON_CCOMPLEX
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static CYTHON_INLINE PyObject* __Pyx_PyInt_From_enum__NPY_TYPES(enum NPY_TYPES value);

static int __pyx_memviewslice_is_contig(const __Pyx_memviewslice *mvs,
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static int __pyx_slices_overlap(__Pyx_memviewslice *slice1,
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static __Pyx_memviewslice
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static CYTHON_INLINE PyObject *__pyx_capsule_create(void *p, const char *sig);

static CYTHON_INLINE __Pyx_memviewslice __Pyx_PyObject_to_MemoryviewSlice_ds_unsigned_char(PyObject *);

static PyObject* __Pyx_PyObject_CallMethod1(PyObject* obj, PyObject* method_name, PyObject* arg);

typedef PyObject *(*__pyx_coroutine_body_t)(PyObject *, PyObject *);
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static __pyx_CoroutineObject *__Pyx__Coroutine_New(PyTypeObject *type, __pyx_coroutine_body_t body,
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static PyObject* __Pyx_Coroutine_patch_module(PyObject* module, const char* py_code);

static int __Pyx_patch_abc(void);

#define __Pyx_Generator_USED
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static int __Pyx_check_binary_version(void);

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static PyObject *__Pyx_ImportModule(const char *name);

static PyTypeObject *__Pyx_ImportType(const char *module_name, const char *class_name, size_t size, int strict);

static int __Pyx_ImportVoidPtr(PyObject *module, const char *name, void **p, const char *sig);

static int __Pyx_ImportFunction(PyObject *module, const char *funcname, void (**f)(void), const char *sig);

static int __Pyx_InitStrings(__Pyx_StringTabEntry *t);

static void __pyx_f_2yt_8geometry_18selection_routines_14SelectorObject_recursively_visit_octs(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *__pyx_v_self, struct __pyx_t_2yt_8geometry_12oct_visitors_Oct *__pyx_v_root, __pyx_t_5numpy_float64_t *__pyx_v_pos, __pyx_t_5numpy_float64_t *__pyx_v_dds, int __pyx_v_level, __pyx_t_2yt_8geometry_12oct_visitors_oct_visitor_function *__pyx_v_func, struct __pyx_t_2yt_8geometry_12oct_visitors_OctVisitorData *__pyx_v_data, struct __pyx_opt_args_2yt_8geometry_18selection_routines_14SelectorObject_recursively_visit_octs *__pyx_optional_args); /* proto*/
static void __pyx_f_2yt_8geometry_18selection_routines_14SelectorObject_visit_oct_cells(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *__pyx_v_self, struct __pyx_t_2yt_8geometry_12oct_visitors_OctVisitorData *__pyx_v_data, struct __pyx_t_2yt_8geometry_12oct_visitors_Oct *__pyx_v_root, struct __pyx_t_2yt_8geometry_12oct_visitors_Oct *__pyx_v_ch, __pyx_t_5numpy_float64_t *__pyx_v_spos, __pyx_t_5numpy_float64_t *__pyx_v_sdds, __pyx_t_2yt_8geometry_12oct_visitors_oct_visitor_function *__pyx_v_func, int __pyx_v_i, int __pyx_v_j, int __pyx_v_k); /* proto*/
static int __pyx_f_2yt_8geometry_18selection_routines_14SelectorObject_select_grid(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *__pyx_v_self, __pyx_t_5numpy_float64_t *__pyx_v_left_edge, __pyx_t_5numpy_float64_t *__pyx_v_right_edge, __pyx_t_5numpy_int32_t __pyx_v_level, struct __pyx_opt_args_2yt_8geometry_18selection_routines_14SelectorObject_select_grid *__pyx_optional_args); /* proto*/
static int __pyx_f_2yt_8geometry_18selection_routines_14SelectorObject_select_cell(CYTHON_UNUSED struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *__pyx_v_self, CYTHON_UNUSED __pyx_t_5numpy_float64_t *__pyx_v_pos, CYTHON_UNUSED __pyx_t_5numpy_float64_t *__pyx_v_dds); /* proto*/
static int __pyx_f_2yt_8geometry_18selection_routines_14SelectorObject_select_point(CYTHON_UNUSED struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *__pyx_v_self, CYTHON_UNUSED __pyx_t_5numpy_float64_t *__pyx_v_pos); /* proto*/
static int __pyx_f_2yt_8geometry_18selection_routines_14SelectorObject_select_sphere(CYTHON_UNUSED struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *__pyx_v_self, CYTHON_UNUSED __pyx_t_5numpy_float64_t *__pyx_v_pos, CYTHON_UNUSED __pyx_t_5numpy_float64_t __pyx_v_radius); /* proto*/
static int __pyx_f_2yt_8geometry_18selection_routines_14SelectorObject_select_bbox(CYTHON_UNUSED struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *__pyx_v_self, CYTHON_UNUSED __pyx_t_5numpy_float64_t *__pyx_v_left_edge, CYTHON_UNUSED __pyx_t_5numpy_float64_t *__pyx_v_right_edge); /* proto*/
static __pyx_t_5numpy_float64_t __pyx_f_2yt_8geometry_18selection_routines_14SelectorObject_difference(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *__pyx_v_self, __pyx_t_5numpy_float64_t __pyx_v_x1, __pyx_t_5numpy_float64_t __pyx_v_x2, int __pyx_v_d); /* proto*/
static int __pyx_f_2yt_8geometry_18selection_routines_14SelectorObject_fill_mask_selector(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *__pyx_v_self, __pyx_t_5numpy_float64_t *__pyx_v_left_edge, CYTHON_UNUSED __pyx_t_5numpy_float64_t *__pyx_v_right_edge, __pyx_t_5numpy_float64_t *__pyx_v_dds, int *__pyx_v_dim, PyArrayObject *__pyx_v_child_mask, PyArrayObject *__pyx_v_mask, int __pyx_v_level); /* proto*/
static void __pyx_f_2yt_8geometry_18selection_routines_14SelectorObject_visit_grid_cells(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *__pyx_v_self, struct __pyx_t_2yt_8geometry_13grid_visitors_GridVisitorData *__pyx_v_data, __pyx_t_2yt_8geometry_13grid_visitors_grid_visitor_function *__pyx_v_func, struct __pyx_opt_args_2yt_8geometry_18selection_routines_14SelectorObject_visit_grid_cells *__pyx_optional_args); /* proto*/
static int __pyx_f_2yt_8geometry_18selection_routines_13PointSelector_select_cell(struct __pyx_obj_2yt_8geometry_18selection_routines_PointSelector *__pyx_v_self, __pyx_t_5numpy_float64_t *__pyx_v_pos, __pyx_t_5numpy_float64_t *__pyx_v_dds); /* proto*/
static int __pyx_f_2yt_8geometry_18selection_routines_13PointSelector_select_sphere(struct __pyx_obj_2yt_8geometry_18selection_routines_PointSelector *__pyx_v_self, __pyx_t_5numpy_float64_t *__pyx_v_pos, __pyx_t_5numpy_float64_t __pyx_v_radius); /* proto*/
static int __pyx_f_2yt_8geometry_18selection_routines_13PointSelector_select_bbox(struct __pyx_obj_2yt_8geometry_18selection_routines_PointSelector *__pyx_v_self, __pyx_t_5numpy_float64_t *__pyx_v_left_edge, __pyx_t_5numpy_float64_t *__pyx_v_right_edge); /* proto*/
static int __pyx_f_2yt_8geometry_18selection_routines_14SphereSelector_select_cell(struct __pyx_obj_2yt_8geometry_18selection_routines_SphereSelector *__pyx_v_self, __pyx_t_5numpy_float64_t *__pyx_v_pos, __pyx_t_5numpy_float64_t *__pyx_v_dds); /* proto*/
static int __pyx_f_2yt_8geometry_18selection_routines_14SphereSelector_select_point(struct __pyx_obj_2yt_8geometry_18selection_routines_SphereSelector *__pyx_v_self, __pyx_t_5numpy_float64_t *__pyx_v_pos); /* proto*/
static int __pyx_f_2yt_8geometry_18selection_routines_14SphereSelector_select_sphere(struct __pyx_obj_2yt_8geometry_18selection_routines_SphereSelector *__pyx_v_self, __pyx_t_5numpy_float64_t *__pyx_v_pos, __pyx_t_5numpy_float64_t __pyx_v_radius); /* proto*/
static int __pyx_f_2yt_8geometry_18selection_routines_14SphereSelector_select_bbox(struct __pyx_obj_2yt_8geometry_18selection_routines_SphereSelector *__pyx_v_self, __pyx_t_5numpy_float64_t *__pyx_v_left_edge, __pyx_t_5numpy_float64_t *__pyx_v_right_edge); /* proto*/
static int __pyx_f_2yt_8geometry_18selection_routines_14RegionSelector_select_bbox(struct __pyx_obj_2yt_8geometry_18selection_routines_RegionSelector *__pyx_v_self, __pyx_t_5numpy_float64_t *__pyx_v_left_edge, __pyx_t_5numpy_float64_t *__pyx_v_right_edge); /* proto*/
static int __pyx_f_2yt_8geometry_18selection_routines_14RegionSelector_select_cell(struct __pyx_obj_2yt_8geometry_18selection_routines_RegionSelector *__pyx_v_self, __pyx_t_5numpy_float64_t *__pyx_v_pos, CYTHON_UNUSED __pyx_t_5numpy_float64_t *__pyx_v_dds); /* proto*/
static int __pyx_f_2yt_8geometry_18selection_routines_14RegionSelector_select_point(struct __pyx_obj_2yt_8geometry_18selection_routines_RegionSelector *__pyx_v_self, __pyx_t_5numpy_float64_t *__pyx_v_pos); /* proto*/
static int __pyx_f_2yt_8geometry_18selection_routines_17CutRegionSelector_select_bbox(CYTHON_UNUSED struct __pyx_obj_2yt_8geometry_18selection_routines_CutRegionSelector *__pyx_v_self, CYTHON_UNUSED __pyx_t_5numpy_float64_t *__pyx_v_left_edge, CYTHON_UNUSED __pyx_t_5numpy_float64_t *__pyx_v_right_edge); /* proto*/
static int __pyx_f_2yt_8geometry_18selection_routines_17CutRegionSelector_select_cell(struct __pyx_obj_2yt_8geometry_18selection_routines_CutRegionSelector *__pyx_v_self, __pyx_t_5numpy_float64_t *__pyx_v_pos, CYTHON_UNUSED __pyx_t_5numpy_float64_t *__pyx_v_dds); /* proto*/
static int __pyx_f_2yt_8geometry_18selection_routines_17CutRegionSelector_select_point(CYTHON_UNUSED struct __pyx_obj_2yt_8geometry_18selection_routines_CutRegionSelector *__pyx_v_self, CYTHON_UNUSED __pyx_t_5numpy_float64_t *__pyx_v_pos); /* proto*/
static int __pyx_f_2yt_8geometry_18selection_routines_17CutRegionSelector_select_sphere(CYTHON_UNUSED struct __pyx_obj_2yt_8geometry_18selection_routines_CutRegionSelector *__pyx_v_self, CYTHON_UNUSED __pyx_t_5numpy_float64_t *__pyx_v_pos, CYTHON_UNUSED __pyx_t_5numpy_float64_t __pyx_v_radius); /* proto*/
static int __pyx_f_2yt_8geometry_18selection_routines_12DiskSelector_select_cell(struct __pyx_obj_2yt_8geometry_18selection_routines_DiskSelector *__pyx_v_self, __pyx_t_5numpy_float64_t *__pyx_v_pos, CYTHON_UNUSED __pyx_t_5numpy_float64_t *__pyx_v_dds); /* proto*/
static int __pyx_f_2yt_8geometry_18selection_routines_12DiskSelector_select_point(struct __pyx_obj_2yt_8geometry_18selection_routines_DiskSelector *__pyx_v_self, __pyx_t_5numpy_float64_t *__pyx_v_pos); /* proto*/
static int __pyx_f_2yt_8geometry_18selection_routines_12DiskSelector_select_sphere(struct __pyx_obj_2yt_8geometry_18selection_routines_DiskSelector *__pyx_v_self, __pyx_t_5numpy_float64_t *__pyx_v_pos, __pyx_t_5numpy_float64_t __pyx_v_radius); /* proto*/
static int __pyx_f_2yt_8geometry_18selection_routines_12DiskSelector_select_bbox(CYTHON_UNUSED struct __pyx_obj_2yt_8geometry_18selection_routines_DiskSelector *__pyx_v_self, CYTHON_UNUSED __pyx_t_5numpy_float64_t *__pyx_v_left_edge, CYTHON_UNUSED __pyx_t_5numpy_float64_t *__pyx_v_right_edge); /* proto*/
static int __pyx_f_2yt_8geometry_18selection_routines_20CuttingPlaneSelector_select_cell(struct __pyx_obj_2yt_8geometry_18selection_routines_CuttingPlaneSelector *__pyx_v_self, __pyx_t_5numpy_float64_t *__pyx_v_pos, __pyx_t_5numpy_float64_t *__pyx_v_dds); /* proto*/
static int __pyx_f_2yt_8geometry_18selection_routines_20CuttingPlaneSelector_select_point(CYTHON_UNUSED struct __pyx_obj_2yt_8geometry_18selection_routines_CuttingPlaneSelector *__pyx_v_self, CYTHON_UNUSED __pyx_t_5numpy_float64_t *__pyx_v_pos); /* proto*/
static int __pyx_f_2yt_8geometry_18selection_routines_20CuttingPlaneSelector_select_sphere(struct __pyx_obj_2yt_8geometry_18selection_routines_CuttingPlaneSelector *__pyx_v_self, __pyx_t_5numpy_float64_t *__pyx_v_pos, __pyx_t_5numpy_float64_t __pyx_v_radius); /* proto*/
static int __pyx_f_2yt_8geometry_18selection_routines_20CuttingPlaneSelector_select_bbox(struct __pyx_obj_2yt_8geometry_18selection_routines_CuttingPlaneSelector *__pyx_v_self, __pyx_t_5numpy_float64_t *__pyx_v_left_edge, __pyx_t_5numpy_float64_t *__pyx_v_right_edge); /* proto*/
static int __pyx_f_2yt_8geometry_18selection_routines_13SliceSelector_select_cell(struct __pyx_obj_2yt_8geometry_18selection_routines_SliceSelector *__pyx_v_self, __pyx_t_5numpy_float64_t *__pyx_v_pos, __pyx_t_5numpy_float64_t *__pyx_v_dds); /* proto*/
static int __pyx_f_2yt_8geometry_18selection_routines_13SliceSelector_select_point(CYTHON_UNUSED struct __pyx_obj_2yt_8geometry_18selection_routines_SliceSelector *__pyx_v_self, CYTHON_UNUSED __pyx_t_5numpy_float64_t *__pyx_v_pos); /* proto*/
static int __pyx_f_2yt_8geometry_18selection_routines_13SliceSelector_select_sphere(struct __pyx_obj_2yt_8geometry_18selection_routines_SliceSelector *__pyx_v_self, __pyx_t_5numpy_float64_t *__pyx_v_pos, __pyx_t_5numpy_float64_t __pyx_v_radius); /* proto*/
static int __pyx_f_2yt_8geometry_18selection_routines_13SliceSelector_select_bbox(struct __pyx_obj_2yt_8geometry_18selection_routines_SliceSelector *__pyx_v_self, __pyx_t_5numpy_float64_t *__pyx_v_left_edge, __pyx_t_5numpy_float64_t *__pyx_v_right_edge); /* proto*/
static int __pyx_f_2yt_8geometry_18selection_routines_16OrthoRaySelector_select_cell(struct __pyx_obj_2yt_8geometry_18selection_routines_OrthoRaySelector *__pyx_v_self, __pyx_t_5numpy_float64_t *__pyx_v_pos, __pyx_t_5numpy_float64_t *__pyx_v_dds); /* proto*/
static int __pyx_f_2yt_8geometry_18selection_routines_16OrthoRaySelector_select_point(CYTHON_UNUSED struct __pyx_obj_2yt_8geometry_18selection_routines_OrthoRaySelector *__pyx_v_self, CYTHON_UNUSED __pyx_t_5numpy_float64_t *__pyx_v_pos); /* proto*/
static int __pyx_f_2yt_8geometry_18selection_routines_16OrthoRaySelector_select_sphere(struct __pyx_obj_2yt_8geometry_18selection_routines_OrthoRaySelector *__pyx_v_self, __pyx_t_5numpy_float64_t *__pyx_v_pos, __pyx_t_5numpy_float64_t __pyx_v_radius); /* proto*/
static int __pyx_f_2yt_8geometry_18selection_routines_16OrthoRaySelector_select_bbox(struct __pyx_obj_2yt_8geometry_18selection_routines_OrthoRaySelector *__pyx_v_self, __pyx_t_5numpy_float64_t *__pyx_v_left_edge, __pyx_t_5numpy_float64_t *__pyx_v_right_edge); /* proto*/
static int __pyx_f_2yt_8geometry_18selection_routines_11RaySelector_select_point(CYTHON_UNUSED struct __pyx_obj_2yt_8geometry_18selection_routines_RaySelector *__pyx_v_self, CYTHON_UNUSED __pyx_t_5numpy_float64_t *__pyx_v_pos); /* proto*/
static int __pyx_f_2yt_8geometry_18selection_routines_11RaySelector_select_sphere(CYTHON_UNUSED struct __pyx_obj_2yt_8geometry_18selection_routines_RaySelector *__pyx_v_self, CYTHON_UNUSED __pyx_t_5numpy_float64_t *__pyx_v_pos, CYTHON_UNUSED __pyx_t_5numpy_float64_t __pyx_v_radius); /* proto*/
static int __pyx_f_2yt_8geometry_18selection_routines_11RaySelector_select_bbox(struct __pyx_obj_2yt_8geometry_18selection_routines_RaySelector *__pyx_v_self, __pyx_t_5numpy_float64_t *__pyx_v_left_edge, __pyx_t_5numpy_float64_t *__pyx_v_right_edge); /* proto*/
static int __pyx_f_2yt_8geometry_18selection_routines_11RaySelector_select_cell(struct __pyx_obj_2yt_8geometry_18selection_routines_RaySelector *__pyx_v_self, __pyx_t_5numpy_float64_t *__pyx_v_pos, __pyx_t_5numpy_float64_t *__pyx_v_dds); /* proto*/
static int __pyx_f_2yt_8geometry_18selection_routines_17EllipsoidSelector_select_cell(struct __pyx_obj_2yt_8geometry_18selection_routines_EllipsoidSelector *__pyx_v_self, __pyx_t_5numpy_float64_t *__pyx_v_pos, CYTHON_UNUSED __pyx_t_5numpy_float64_t *__pyx_v_dds); /* proto*/
static int __pyx_f_2yt_8geometry_18selection_routines_17EllipsoidSelector_select_point(struct __pyx_obj_2yt_8geometry_18selection_routines_EllipsoidSelector *__pyx_v_self, __pyx_t_5numpy_float64_t *__pyx_v_pos); /* proto*/
static int __pyx_f_2yt_8geometry_18selection_routines_17EllipsoidSelector_select_sphere(struct __pyx_obj_2yt_8geometry_18selection_routines_EllipsoidSelector *__pyx_v_self, __pyx_t_5numpy_float64_t *__pyx_v_pos, __pyx_t_5numpy_float64_t __pyx_v_radius); /* proto*/
static int __pyx_f_2yt_8geometry_18selection_routines_17EllipsoidSelector_select_bbox(struct __pyx_obj_2yt_8geometry_18selection_routines_EllipsoidSelector *__pyx_v_self, __pyx_t_5numpy_float64_t *__pyx_v_left_edge, __pyx_t_5numpy_float64_t *__pyx_v_right_edge); /* proto*/
static int __pyx_f_2yt_8geometry_18selection_routines_12GridSelector_select_cell(CYTHON_UNUSED struct __pyx_obj_2yt_8geometry_18selection_routines_GridSelector *__pyx_v_self, CYTHON_UNUSED __pyx_t_5numpy_float64_t *__pyx_v_pos, CYTHON_UNUSED __pyx_t_5numpy_float64_t *__pyx_v_dds); /* proto*/
static int __pyx_f_2yt_8geometry_18selection_routines_12GridSelector_select_point(CYTHON_UNUSED struct __pyx_obj_2yt_8geometry_18selection_routines_GridSelector *__pyx_v_self, CYTHON_UNUSED __pyx_t_5numpy_float64_t *__pyx_v_pos); /* proto*/
static int __pyx_f_2yt_8geometry_18selection_routines_20OctreeSubsetSelector_select_sphere(CYTHON_UNUSED struct __pyx_obj_2yt_8geometry_18selection_routines_OctreeSubsetSelector *__pyx_v_self, CYTHON_UNUSED __pyx_t_5numpy_float64_t *__pyx_v_pos, CYTHON_UNUSED __pyx_t_5numpy_float64_t __pyx_v_radius); /* proto*/
static int __pyx_f_2yt_8geometry_18selection_routines_20OctreeSubsetSelector_select_cell(CYTHON_UNUSED struct __pyx_obj_2yt_8geometry_18selection_routines_OctreeSubsetSelector *__pyx_v_self, CYTHON_UNUSED __pyx_t_5numpy_float64_t *__pyx_v_pos, CYTHON_UNUSED __pyx_t_5numpy_float64_t *__pyx_v_dds); /* proto*/
static int __pyx_f_2yt_8geometry_18selection_routines_20OctreeSubsetSelector_select_point(CYTHON_UNUSED struct __pyx_obj_2yt_8geometry_18selection_routines_OctreeSubsetSelector *__pyx_v_self, CYTHON_UNUSED __pyx_t_5numpy_float64_t *__pyx_v_pos); /* proto*/
static int __pyx_f_2yt_8geometry_18selection_routines_20OctreeSubsetSelector_select_bbox(struct __pyx_obj_2yt_8geometry_18selection_routines_OctreeSubsetSelector *__pyx_v_self, __pyx_t_5numpy_float64_t *__pyx_v_left_edge, __pyx_t_5numpy_float64_t *__pyx_v_right_edge); /* proto*/
static int __pyx_f_2yt_8geometry_18selection_routines_20OctreeSubsetSelector_select_grid(struct __pyx_obj_2yt_8geometry_18selection_routines_OctreeSubsetSelector *__pyx_v_self, __pyx_t_5numpy_float64_t *__pyx_v_left_edge, __pyx_t_5numpy_float64_t *__pyx_v_right_edge, __pyx_t_5numpy_int32_t __pyx_v_level, struct __pyx_opt_args_2yt_8geometry_18selection_routines_20OctreeSubsetSelector_select_grid *__pyx_optional_args); /* proto*/
static int __pyx_f_2yt_8geometry_18selection_routines_27IndexedOctreeSubsetSelector_select_sphere(CYTHON_UNUSED struct __pyx_obj_2yt_8geometry_18selection_routines_IndexedOctreeSubsetSelector *__pyx_v_self, CYTHON_UNUSED __pyx_t_5numpy_float64_t *__pyx_v_pos, CYTHON_UNUSED __pyx_t_5numpy_float64_t __pyx_v_radius); /* proto*/
static int __pyx_f_2yt_8geometry_18selection_routines_27IndexedOctreeSubsetSelector_select_cell(CYTHON_UNUSED struct __pyx_obj_2yt_8geometry_18selection_routines_IndexedOctreeSubsetSelector *__pyx_v_self, CYTHON_UNUSED __pyx_t_5numpy_float64_t *__pyx_v_pos, CYTHON_UNUSED __pyx_t_5numpy_float64_t *__pyx_v_dds); /* proto*/
static int __pyx_f_2yt_8geometry_18selection_routines_27IndexedOctreeSubsetSelector_select_point(struct __pyx_obj_2yt_8geometry_18selection_routines_IndexedOctreeSubsetSelector *__pyx_v_self, __pyx_t_5numpy_float64_t *__pyx_v_pos); /* proto*/
static int __pyx_f_2yt_8geometry_18selection_routines_27IndexedOctreeSubsetSelector_select_bbox(struct __pyx_obj_2yt_8geometry_18selection_routines_IndexedOctreeSubsetSelector *__pyx_v_self, __pyx_t_5numpy_float64_t *__pyx_v_left_edge, __pyx_t_5numpy_float64_t *__pyx_v_right_edge); /* proto*/
static int __pyx_f_2yt_8geometry_18selection_routines_27IndexedOctreeSubsetSelector_select_grid(struct __pyx_obj_2yt_8geometry_18selection_routines_IndexedOctreeSubsetSelector *__pyx_v_self, __pyx_t_5numpy_float64_t *__pyx_v_left_edge, __pyx_t_5numpy_float64_t *__pyx_v_right_edge, __pyx_t_5numpy_int32_t __pyx_v_level, struct __pyx_opt_args_2yt_8geometry_18selection_routines_27IndexedOctreeSubsetSelector_select_grid *__pyx_optional_args); /* proto*/
static int __pyx_f_2yt_8geometry_18selection_routines_14AlwaysSelector_select_cell(CYTHON_UNUSED struct __pyx_obj_2yt_8geometry_18selection_routines_AlwaysSelector *__pyx_v_self, CYTHON_UNUSED __pyx_t_5numpy_float64_t *__pyx_v_pos, CYTHON_UNUSED __pyx_t_5numpy_float64_t *__pyx_v_dds); /* proto*/
static int __pyx_f_2yt_8geometry_18selection_routines_14AlwaysSelector_select_grid(CYTHON_UNUSED struct __pyx_obj_2yt_8geometry_18selection_routines_AlwaysSelector *__pyx_v_self, CYTHON_UNUSED __pyx_t_5numpy_float64_t *__pyx_v_left_edge, CYTHON_UNUSED __pyx_t_5numpy_float64_t *__pyx_v_right_edge, CYTHON_UNUSED __pyx_t_5numpy_int32_t __pyx_v_level, struct __pyx_opt_args_2yt_8geometry_18selection_routines_14AlwaysSelector_select_grid *__pyx_optional_args); /* proto*/
static int __pyx_f_2yt_8geometry_18selection_routines_14AlwaysSelector_select_point(CYTHON_UNUSED struct __pyx_obj_2yt_8geometry_18selection_routines_AlwaysSelector *__pyx_v_self, CYTHON_UNUSED __pyx_t_5numpy_float64_t *__pyx_v_pos); /* proto*/
static int __pyx_f_2yt_8geometry_18selection_routines_14AlwaysSelector_select_sphere(CYTHON_UNUSED struct __pyx_obj_2yt_8geometry_18selection_routines_AlwaysSelector *__pyx_v_self, CYTHON_UNUSED __pyx_t_5numpy_float64_t *__pyx_v_pos, CYTHON_UNUSED __pyx_t_5numpy_float64_t __pyx_v_radius); /* proto*/
static int __pyx_f_2yt_8geometry_18selection_routines_14AlwaysSelector_select_bbox(CYTHON_UNUSED struct __pyx_obj_2yt_8geometry_18selection_routines_AlwaysSelector *__pyx_v_self, CYTHON_UNUSED __pyx_t_5numpy_float64_t *__pyx_v_left_edge, CYTHON_UNUSED __pyx_t_5numpy_float64_t *__pyx_v_right_edge); /* proto*/
static int __pyx_f_2yt_8geometry_18selection_routines_15ComposeSelector_select_cell(struct __pyx_obj_2yt_8geometry_18selection_routines_ComposeSelector *__pyx_v_self, __pyx_t_5numpy_float64_t *__pyx_v_pos, __pyx_t_5numpy_float64_t *__pyx_v_dds); /* proto*/
static int __pyx_f_2yt_8geometry_18selection_routines_15ComposeSelector_select_grid(struct __pyx_obj_2yt_8geometry_18selection_routines_ComposeSelector *__pyx_v_self, __pyx_t_5numpy_float64_t *__pyx_v_left_edge, __pyx_t_5numpy_float64_t *__pyx_v_right_edge, __pyx_t_5numpy_int32_t __pyx_v_level, struct __pyx_opt_args_2yt_8geometry_18selection_routines_15ComposeSelector_select_grid *__pyx_optional_args); /* proto*/
static int __pyx_f_2yt_8geometry_18selection_routines_15ComposeSelector_select_point(struct __pyx_obj_2yt_8geometry_18selection_routines_ComposeSelector *__pyx_v_self, __pyx_t_5numpy_float64_t *__pyx_v_pos); /* proto*/
static int __pyx_f_2yt_8geometry_18selection_routines_15ComposeSelector_select_sphere(struct __pyx_obj_2yt_8geometry_18selection_routines_ComposeSelector *__pyx_v_self, __pyx_t_5numpy_float64_t *__pyx_v_pos, __pyx_t_5numpy_float64_t __pyx_v_radius); /* proto*/
static int __pyx_f_2yt_8geometry_18selection_routines_15ComposeSelector_select_bbox(struct __pyx_obj_2yt_8geometry_18selection_routines_ComposeSelector *__pyx_v_self, __pyx_t_5numpy_float64_t *__pyx_v_left_edge, __pyx_t_5numpy_float64_t *__pyx_v_right_edge); /* proto*/
static char *__pyx_memoryview_get_item_pointer(struct __pyx_memoryview_obj *__pyx_v_self, PyObject *__pyx_v_index); /* proto*/
static PyObject *__pyx_memoryview_is_slice(struct __pyx_memoryview_obj *__pyx_v_self, PyObject *__pyx_v_obj); /* proto*/
static PyObject *__pyx_memoryview_setitem_slice_assignment(struct __pyx_memoryview_obj *__pyx_v_self, PyObject *__pyx_v_dst, PyObject *__pyx_v_src); /* proto*/
static PyObject *__pyx_memoryview_setitem_slice_assign_scalar(struct __pyx_memoryview_obj *__pyx_v_self, struct __pyx_memoryview_obj *__pyx_v_dst, PyObject *__pyx_v_value); /* proto*/
static PyObject *__pyx_memoryview_setitem_indexed(struct __pyx_memoryview_obj *__pyx_v_self, PyObject *__pyx_v_index, PyObject *__pyx_v_value); /* proto*/
static PyObject *__pyx_memoryview_convert_item_to_object(struct __pyx_memoryview_obj *__pyx_v_self, char *__pyx_v_itemp); /* proto*/
static PyObject *__pyx_memoryview_assign_item_from_object(struct __pyx_memoryview_obj *__pyx_v_self, char *__pyx_v_itemp, PyObject *__pyx_v_value); /* proto*/
static PyObject *__pyx_memoryviewslice_convert_item_to_object(struct __pyx_memoryviewslice_obj *__pyx_v_self, char *__pyx_v_itemp); /* proto*/
static PyObject *__pyx_memoryviewslice_assign_item_from_object(struct __pyx_memoryviewslice_obj *__pyx_v_self, char *__pyx_v_itemp, PyObject *__pyx_v_value); /* proto*/

/* Module declarations from 'cpython.buffer' */

/* Module declarations from 'libc.string' */

/* Module declarations from 'libc.stdio' */

/* Module declarations from '__builtin__' */

/* Module declarations from 'cpython.type' */
static PyTypeObject *__pyx_ptype_7cpython_4type_type = 0;

/* Module declarations from 'cpython' */

/* Module declarations from 'cpython.object' */

/* Module declarations from 'cpython.ref' */

/* Module declarations from 'libc.stdlib' */

/* Module declarations from 'numpy' */

/* Module declarations from 'numpy' */
static PyTypeObject *__pyx_ptype_5numpy_dtype = 0;
static PyTypeObject *__pyx_ptype_5numpy_flatiter = 0;
static PyTypeObject *__pyx_ptype_5numpy_broadcast = 0;
static PyTypeObject *__pyx_ptype_5numpy_ndarray = 0;
static PyTypeObject *__pyx_ptype_5numpy_ufunc = 0;
static CYTHON_INLINE char *__pyx_f_5numpy__util_dtypestring(PyArray_Descr *, char *, char *, int *); /*proto*/

/* Module declarations from 'yt.geometry.oct_visitors' */
static __pyx_t_2yt_8geometry_12oct_visitors_oct_visitor_function *__pyx_f_2yt_8geometry_12oct_visitors_count_total_octs; /*proto*/
static __pyx_t_2yt_8geometry_12oct_visitors_oct_visitor_function *__pyx_f_2yt_8geometry_12oct_visitors_count_total_cells; /*proto*/
static CYTHON_INLINE int __pyx_f_2yt_8geometry_12oct_visitors_cind(int, int, int); /*proto*/

/* Module declarations from 'yt.geometry.grid_visitors' */
static __pyx_t_5numpy_uint8_t (*__pyx_f_2yt_8geometry_13grid_visitors_check_child_masked)(struct __pyx_t_2yt_8geometry_13grid_visitors_GridVisitorData *); /*proto*/

/* Module declarations from 'cython.view' */

/* Module declarations from 'cython' */

/* Module declarations from 'fp_utils' */
static CYTHON_INLINE __pyx_t_5numpy_float64_t __pyx_f_8fp_utils_fmax(__pyx_t_5numpy_float64_t, __pyx_t_5numpy_float64_t); /*proto*/
static CYTHON_INLINE __pyx_t_5numpy_float64_t __pyx_f_8fp_utils_fmin(__pyx_t_5numpy_float64_t, __pyx_t_5numpy_float64_t); /*proto*/
static CYTHON_INLINE int __pyx_f_8fp_utils_iclip(int, int, int); /*proto*/
static CYTHON_INLINE __pyx_t_5numpy_float64_t __pyx_f_8fp_utils_fclip(__pyx_t_5numpy_float64_t, __pyx_t_5numpy_float64_t, __pyx_t_5numpy_float64_t); /*proto*/

/* Module declarations from 'libc.math' */

/* Module declarations from 'yt.geometry.oct_container' */
static PyTypeObject *__pyx_ptype_2yt_8geometry_13oct_container_OctreeContainer = 0;
static PyTypeObject *__pyx_ptype_2yt_8geometry_13oct_container_SparseOctreeContainer = 0;
static PyTypeObject *__pyx_ptype_2yt_8geometry_13oct_container_RAMSESOctreeContainer = 0;
static int *__pyx_vp_2yt_8geometry_13oct_container_ORDER_MAX = 0;
#define __pyx_v_2yt_8geometry_13oct_container_ORDER_MAX (*__pyx_vp_2yt_8geometry_13oct_container_ORDER_MAX)

/* Module declarations from 'yt.utilities.lib.kdtree_utils' */

/* Module declarations from 'yt.utilities.lib.grid_traversal' */
static PyTypeObject *__pyx_ptype_2yt_9utilities_3lib_14grid_traversal_ImageSampler = 0;
static PyTypeObject *__pyx_ptype_2yt_9utilities_3lib_14grid_traversal_PartitionedGrid = 0;
static int (*__pyx_f_2yt_9utilities_3lib_14grid_traversal_walk_volume)(struct __pyx_t_2yt_9utilities_3lib_14grid_traversal_VolumeContainer *, __pyx_t_5numpy_float64_t *, __pyx_t_5numpy_float64_t *, __pyx_t_2yt_9utilities_3lib_14grid_traversal_sample_function *, void *, struct __pyx_opt_args_2yt_9utilities_3lib_14grid_traversal_walk_volume *__pyx_optional_args); /*proto*/
static CYTHON_INLINE int __pyx_f_2yt_9utilities_3lib_14grid_traversal_vc_index(struct __pyx_t_2yt_9utilities_3lib_14grid_traversal_VolumeContainer *, int, int, int); /*proto*/

/* Module declarations from 'yt.utilities.lib.bitarray' */
static PyTypeObject *__pyx_ptype_2yt_9utilities_3lib_8bitarray_bitarray = 0;
static CYTHON_INLINE void __pyx_f_2yt_9utilities_3lib_8bitarray_ba_set_value(__pyx_t_5numpy_uint8_t *, __pyx_t_5numpy_uint64_t, __pyx_t_5numpy_uint8_t); /*proto*/
static CYTHON_INLINE __pyx_t_5numpy_uint8_t __pyx_f_2yt_9utilities_3lib_8bitarray_ba_get_value(__pyx_t_5numpy_uint8_t *, __pyx_t_5numpy_uint64_t); /*proto*/

/* Module declarations from 'yt.geometry.selection_routines' */
static PyTypeObject *__pyx_ptype_2yt_8geometry_18selection_routines_SelectorObject = 0;
static PyTypeObject *__pyx_ptype_2yt_8geometry_18selection_routines_AlwaysSelector = 0;
static PyTypeObject *__pyx_ptype_2yt_8geometry_18selection_routines_OctreeSubsetSelector = 0;
static PyTypeObject *__pyx_ptype_2yt_8geometry_18selection_routines_PointSelector = 0;
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static PyObject *__pyx_fuse_1__pyx_f_2yt_8geometry_18selection_routines__mask_fill(PyArrayObject *, PY_LONG_LONG, PyArrayObject *, PyArrayObject *); /*proto*/
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static void __pyx_memoryview_slice_copy(struct __pyx_memoryview_obj *, __Pyx_memviewslice *); /*proto*/
static PyObject *__pyx_memoryview_copy_object(struct __pyx_memoryview_obj *); /*proto*/
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static int __pyx_memoryview_err(PyObject *, char *); /*proto*/
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static void __pyx_memoryview__slice_assign_scalar(char *, Py_ssize_t *, Py_ssize_t *, int, size_t, void *); /*proto*/
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#define __Pyx_MODULE_NAME "yt.geometry.selection_routines"
int __pyx_module_is_main_yt__geometry__selection_routines = 0;

/* Implementation of 'yt.geometry.selection_routines' */
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static PyObject *__pyx_builtin_RuntimeError;
static PyObject *__pyx_builtin_ImportError;
static PyObject *__pyx_builtin_AttributeError;
static PyObject *__pyx_builtin_TypeError;
static PyObject *__pyx_builtin_zip;
static PyObject *__pyx_builtin_NotImplementedError;
static PyObject *__pyx_builtin_enumerate;
static PyObject *__pyx_builtin_ValueError;
static PyObject *__pyx_builtin_MemoryError;
static PyObject *__pyx_builtin_Ellipsis;
static PyObject *__pyx_builtin_id;
static PyObject *__pyx_builtin_IndexError;
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static char __pyx_k_Zf[] = "Zf";
static char __pyx_k_Zg[] = "Zg";
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static char __pyx_k_p_1[] = "p[1]";
static char __pyx_k_p_2[] = "p[2]";
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static char __pyx_k_zip[] = "zip";
static char __pyx_k_args[] = "args";
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static char __pyx_k_view[] = "view";
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static char __pyx_k_Level[] = "Level";
static char __pyx_k_array[] = "array";
static char __pyx_k_ascii[] = "ascii";
static char __pyx_k_class[] = "__class__";
static char __pyx_k_close[] = "close";
static char __pyx_k_coord[] = "coord";
static char __pyx_k_count[] = "count";
static char __pyx_k_dtype[] = "dtype";
static char __pyx_k_empty[] = "empty";
static char __pyx_k_error[] = "error";
static char __pyx_k_finfo[] = "finfo";
static char __pyx_k_flags[] = "flags";
static char __pyx_k_int64[] = "int64";
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static char __pyx_k_mag_1[] = "mag[1]";
static char __pyx_k_mag_2[] = "mag[2]";
static char __pyx_k_numpy[] = "numpy";
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static char __pyx_k_py_ax[] = "py_ax";
static char __pyx_k_range[] = "range";
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static char __pyx_k_split[] = "split";
static char __pyx_k_start[] = "start";
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static char __pyx_k_Ellipsis[] = "Ellipsis";
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static char __pyx_k_selector[] = "selector";
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static char __pyx_k_base_hash[] = "_base_hash";
static char __pyx_k_domain_id[] = "domain_id";
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static char __pyx_k_float64_t[] = "float64_t";
static char __pyx_k_hash_vals[] = "_hash_vals";
static char __pyx_k_id_offset[] = "_id_offset";
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static char __pyx_k_max_level[] = "max_level";
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static char __pyx_k_selector2[] = "selector2";
static char __pyx_k_transpose[] = "transpose";
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static char __pyx_k_ValueError[] = "ValueError";
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static char __pyx_k_logical_or[] = "logical_or";
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static char __pyx_k_norm_vec_2[] = "norm_vec[2]";
static char __pyx_k_pyx_vtable[] = "__pyx_vtable__";
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static char __pyx_k_base_source[] = "base_source";
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static char __pyx_k_start_point[] = "start_point";
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static char __pyx_k_conditionals[] = "conditionals";
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static char __pyx_k_MemoryView_of_r_at_0x_x[] = "<MemoryView of %r at 0x%x>";
static char __pyx_k_contiguous_and_indirect[] = "<contiguous and indirect>";
static char __pyx_k_convert_mask_to_indices[] = "convert_mask_to_indices";
static char __pyx_k_halo_particles_selector[] = "halo_particles_selector";
static char __pyx_k_Cannot_index_with_type_s[] = "Cannot index with type '%s'";
static char __pyx_k_data_collection_selector[] = "data_collection_selector";
static char __pyx_k_getbuffer_obj_view_flags[] = "getbuffer(obj, view, flags)";
static char __pyx_k_Dimension_d_is_not_direct[] = "Dimension %d is not direct";
static char __pyx_k_Invalid_shape_in_axis_d_d[] = "Invalid shape in axis %d: %d.";
static char __pyx_k_Index_out_of_bounds_axis_d[] = "Index out of bounds (axis %d)";
static char __pyx_k_Geometry_selection_routines[] = "\nGeometry selection routines.\n\n\n\n\n";
static char __pyx_k_No_matching_signature_found[] = "No matching signature found";
static char __pyx_k_SelectorObject_count_points[] = "SelectorObject.count_points";
static char __pyx_k_Step_may_not_be_zero_axis_d[] = "Step may not be zero (axis %d)";
static char __pyx_k_itemsize_0_for_cython_array[] = "itemsize <= 0 for cython.array";
static char __pyx_k_ndarray_is_not_C_contiguous[] = "ndarray is not C contiguous";
static char __pyx_k_SelectorObject_select_points[] = "SelectorObject.select_points";
static char __pyx_k_Expected_at_least_d_arguments[] = "Expected at least %d arguments";
static char __pyx_k_unable_to_allocate_array_data[] = "unable to allocate array data.";
static char __pyx_k_Users_goldbaum_Documents_yt_hg[] = "/Users/goldbaum/Documents/yt-hg/yt/geometry/selection_routines.pyx";
static char __pyx_k_indexed_octree_subset_selector[] = "indexed_octree_subset_selector";
static char __pyx_k_strided_and_direct_or_indirect[] = "<strided and direct or indirect>";
static char __pyx_k_yt_geometry_selection_routines[] = "yt.geometry.selection_routines";
static char __pyx_k_unknown_dtype_code_in_numpy_pxd[] = "unknown dtype code in numpy.pxd (%d)";
static char __pyx_k_All_dimensions_preceding_dimensi[] = "All dimensions preceding dimension %d must be indexed and not sliced";
static char __pyx_k_Buffer_view_does_not_expose_stri[] = "Buffer view does not expose strides";
static char __pyx_k_Can_only_create_a_buffer_that_is[] = "Can only create a buffer that is contiguous in memory.";
static char __pyx_k_Cannot_transpose_memoryview_with[] = "Cannot transpose memoryview with indirect dimensions";
static char __pyx_k_Empty_shape_tuple_for_cython_arr[] = "Empty shape tuple for cython.array";
static char __pyx_k_Error_yt_attempted_to_read_outsi[] = "Error: yt attempted to read outside the boundaries of a non-periodic domain along dimension %s.\nRegion left edge = %s, Region right edge = %s\nDataset left edge = %s, Dataset right edge = %s\n\nThis commonly happens when trying to compute ghost cells up to the domain boundary. Two possible solutions are to load a smaller region that does not border the edge or override the periodicity for this dataset.";
static char __pyx_k_Format_string_allocated_too_shor[] = "Format string allocated too short, see comment in numpy.pxd";
static char __pyx_k_Function_call_with_ambiguous_arg[] = "Function call with ambiguous argument types";
static char __pyx_k_Indirect_dimensions_not_supporte[] = "Indirect dimensions not supported";
static char __pyx_k_Invalid_mode_expected_c_or_fortr[] = "Invalid mode, expected 'c' or 'fortran', got %s";
static char __pyx_k_Non_native_byte_order_not_suppor[] = "Non-native byte order not supported";
static char __pyx_k_Out_of_bounds_on_buffer_access_a[] = "Out of bounds on buffer access (axis %d)";
static char __pyx_k_Region_right_edge_s_left_edge_wi[] = "Region right edge[%s] < left edge: width = %s";
static char __pyx_k_Unable_to_convert_item_to_object[] = "Unable to convert item to object";
static char __pyx_k_got_differing_extents_in_dimensi[] = "got differing extents in dimension %d (got %d and %d)";
static char __pyx_k_ndarray_is_not_Fortran_contiguou[] = "ndarray is not Fortran contiguous";
static char __pyx_k_unable_to_allocate_shape_and_str[] = "unable to allocate shape and strides.";
static char __pyx_k_Format_string_allocated_too_shor_2[] = "Format string allocated too short.";
static PyObject *__pyx_n_s_A;
static PyObject *__pyx_n_s_ASCII;
static PyObject *__pyx_n_s_ActiveDimensions;
static PyObject *__pyx_n_s_AttributeError;
static PyObject *__pyx_n_s_B;
static PyObject *__pyx_kp_s_Buffer_view_does_not_expose_stri;
static PyObject *__pyx_n_s_C;
static PyObject *__pyx_kp_s_Can_only_create_a_buffer_that_is;
static PyObject *__pyx_kp_s_Cannot_index_with_type_s;
static PyObject *__pyx_n_s_Ellipsis;
static PyObject *__pyx_kp_s_Empty_shape_tuple_for_cython_arr;
static PyObject *__pyx_kp_s_Error_yt_attempted_to_read_outsi;
static PyObject *__pyx_kp_s_Expected_at_least_d_arguments;
static PyObject *__pyx_kp_u_Format_string_allocated_too_shor;
static PyObject *__pyx_kp_u_Format_string_allocated_too_shor_2;
static PyObject *__pyx_kp_s_Function_call_with_ambiguous_arg;
static PyObject *__pyx_n_s_ImportError;
static PyObject *__pyx_n_s_IndexError;
static PyObject *__pyx_kp_s_Indirect_dimensions_not_supporte;
static PyObject *__pyx_kp_s_Invalid_mode_expected_c_or_fortr;
static PyObject *__pyx_kp_s_Invalid_shape_in_axis_d_d;
static PyObject *__pyx_n_s_LeftEdge;
static PyObject *__pyx_n_s_Level;
static PyObject *__pyx_n_s_MemoryError;
static PyObject *__pyx_kp_s_MemoryView_of_r_at_0x_x;
static PyObject *__pyx_kp_s_MemoryView_of_r_object;
static PyObject *__pyx_kp_s_No_matching_signature_found;
static PyObject *__pyx_kp_u_Non_native_byte_order_not_suppor;
static PyObject *__pyx_n_s_NotImplementedError;
static PyObject *__pyx_n_b_O;
static PyObject *__pyx_kp_s_Out_of_bounds_on_buffer_access_a;
static PyObject *__pyx_kp_s_Region_right_edge_s_left_edge_wi;
static PyObject *__pyx_n_s_RightEdge;
static PyObject *__pyx_n_s_RuntimeError;
static PyObject *__pyx_n_s_SelectorObject_count_points;
static PyObject *__pyx_n_s_SelectorObject_select_points;
static PyObject *__pyx_n_s_T;
static PyObject *__pyx_n_s_TypeError;
static PyObject *__pyx_kp_s_Unable_to_convert_item_to_object;
static PyObject *__pyx_kp_s_Users_goldbaum_Documents_yt_hg;
static PyObject *__pyx_n_s_ValueError;
static PyObject *__pyx_kp_s__5;
static PyObject *__pyx_kp_s__7;
static PyObject *__pyx_n_s_allocate_buffer;
static PyObject *__pyx_n_s_always;
static PyObject *__pyx_n_s_always_selector;
static PyObject *__pyx_n_s_args;
static PyObject *__pyx_n_s_array;
static PyObject *__pyx_n_s_ascii;
static PyObject *__pyx_n_s_astype;
static PyObject *__pyx_n_s_axis;
static PyObject *__pyx_n_s_base;
static PyObject *__pyx_n_s_base_hash;
static PyObject *__pyx_n_s_base_selector;
static PyObject *__pyx_n_s_base_source;
static PyObject *__pyx_n_s_bool;
static PyObject *__pyx_n_s_c;
static PyObject *__pyx_n_u_c;
static PyObject *__pyx_n_s_center;
static PyObject *__pyx_kp_s_center_0;
static PyObject *__pyx_kp_s_center_1;
static PyObject *__pyx_kp_s_center_2;
static PyObject *__pyx_n_s_child_mask;
static PyObject *__pyx_n_s_class;
static PyObject *__pyx_n_s_close;
static PyObject *__pyx_n_s_code_length;
static PyObject *__pyx_n_s_compose_selector;
static PyObject *__pyx_kp_s_conditional_s;
static PyObject *__pyx_n_s_conditionals;
static PyObject *__pyx_n_s_connectivity_coords;
static PyObject *__pyx_n_s_connectivity_indices;
static PyObject *__pyx_n_s_connectivity_length;
static PyObject *__pyx_kp_s_contiguous_and_direct;
static PyObject *__pyx_kp_s_contiguous_and_indirect;
static PyObject *__pyx_n_s_convert_mask_to_indices;
static PyObject *__pyx_n_s_convert_to_units;
static PyObject *__pyx_n_s_coord;
static PyObject *__pyx_n_s_count;
static PyObject *__pyx_n_s_count_points;
static PyObject *__pyx_n_s_cpos;
static PyObject *__pyx_n_s_cut_region_selector;
static PyObject *__pyx_n_s_cutting_selector;
static PyObject *__pyx_n_s_d;
static PyObject *__pyx_n_s_d_2;
static PyObject *__pyx_n_s_data_collection_selector;
static PyObject *__pyx_n_s_dds;
static PyObject *__pyx_n_s_defaults;
static PyObject *__pyx_n_s_disk_selector;
static PyObject *__pyx_n_s_dobj;
static PyObject *__pyx_n_s_domain_id;
static PyObject *__pyx_n_s_domain_left_edge;
static PyObject *__pyx_n_s_domain_right_edge;
static PyObject *__pyx_n_s_domain_width;
static PyObject *__pyx_kp_s_domain_width_0;
static PyObject *__pyx_kp_s_domain_width_1;
static PyObject *__pyx_kp_s_domain_width_2;
static PyObject *__pyx_n_s_ds;
static PyObject *__pyx_n_s_dtype;
static PyObject *__pyx_n_s_dtype_is_object;
static PyObject *__pyx_n_s_e0;
static PyObject *__pyx_n_s_e1;
static PyObject *__pyx_n_s_e2;
static PyObject *__pyx_n_s_ellipsoid_selector;
static PyObject *__pyx_n_s_empty;
static PyObject *__pyx_n_s_encode;
static PyObject *__pyx_n_s_end;
static PyObject *__pyx_n_s_end_point;
static PyObject *__pyx_n_s_enumerate;
static PyObject *__pyx_n_s_eps;
static PyObject *__pyx_n_s_error;
static PyObject *__pyx_n_s_extend;
static PyObject *__pyx_n_s_file;
static PyObject *__pyx_n_s_filter_bbox;
static PyObject *__pyx_n_s_finfo;
static PyObject *__pyx_n_s_flags;
static PyObject *__pyx_n_s_float32;
static PyObject *__pyx_n_s_float32_t;
static PyObject *__pyx_n_s_float64;
static PyObject *__pyx_n_s_float64_t;
static PyObject *__pyx_n_s_fmod;
static PyObject *__pyx_n_s_format;
static PyObject *__pyx_n_s_fortran;
static PyObject *__pyx_n_u_fortran;
static PyObject *__pyx_n_s_genexpr;
static PyObject *__pyx_kp_s_got_differing_extents_in_dimensi;
static PyObject *__pyx_n_s_grid_selector;
static PyObject *__pyx_n_s_halo_particles;
static PyObject *__pyx_n_s_halo_particles_selector;
static PyObject *__pyx_n_s_hash_vals;
static PyObject *__pyx_n_s_height;
static PyObject *__pyx_n_s_i;
static PyObject *__pyx_n_s_id;
static PyObject *__pyx_n_s_id_offset;
static PyObject *__pyx_n_s_import;
static PyObject *__pyx_n_s_index_offset;
static PyObject *__pyx_n_s_indexed_octree_subset_selector;
static PyObject *__pyx_n_s_indices;
static PyObject *__pyx_n_s_inf;
static PyObject *__pyx_n_s_init___locals_genexpr;
static PyObject *__pyx_n_s_int64;
static PyObject *__pyx_n_s_itemsize;
static PyObject *__pyx_kp_s_itemsize_0_for_cython_array;
static PyObject *__pyx_n_s_j;
static PyObject *__pyx_n_s_k;
static PyObject *__pyx_n_s_kind;
static PyObject *__pyx_n_s_kwargs;
static PyObject *__pyx_n_s_left_edge;
static PyObject *__pyx_kp_s_left_edge_0;
static PyObject *__pyx_kp_s_left_edge_1;
static PyObject *__pyx_kp_s_left_edge_2;
static PyObject *__pyx_n_s_left_edges;
static PyObject *__pyx_n_s_levels;
static PyObject *__pyx_n_s_logical_or;
static PyObject *__pyx_kp_s_mag_0;
static PyObject *__pyx_kp_s_mag_1;
static PyObject *__pyx_kp_s_mag_2;
static PyObject *__pyx_n_s_main;
static PyObject *__pyx_n_s_mask;
static PyObject *__pyx_n_s_mask_fill;
static PyObject *__pyx_n_s_max;
static PyObject *__pyx_n_s_max_ind;
static PyObject *__pyx_n_s_max_level;
static PyObject *__pyx_n_s_memview;
static PyObject *__pyx_n_s_mesh;
static PyObject *__pyx_n_s_min;
static PyObject *__pyx_n_s_min_ind;
static PyObject *__pyx_n_s_min_level;
static PyObject *__pyx_n_s_mode;
static PyObject *__pyx_n_s_name;
static PyObject *__pyx_n_s_name_2;
static PyObject *__pyx_n_s_ndarray;
static PyObject *__pyx_kp_u_ndarray_is_not_C_contiguous;
static PyObject *__pyx_kp_u_ndarray_is_not_Fortran_contiguou;
static PyObject *__pyx_n_s_ndim;
static PyObject *__pyx_n_s_norm_vec;
static PyObject *__pyx_kp_s_norm_vec_0;
static PyObject *__pyx_kp_s_norm_vec_1;
static PyObject *__pyx_kp_s_norm_vec_2;
static PyObject *__pyx_n_s_np;
static PyObject *__pyx_n_s_numpy;
static PyObject *__pyx_n_s_nz;
static PyObject *__pyx_n_s_obj;
static PyObject *__pyx_n_s_obj_ids;
static PyObject *__pyx_n_s_octree;
static PyObject *__pyx_n_s_octree_subset_selector;
static PyObject *__pyx_n_s_offset;
static PyObject *__pyx_n_s_ones;
static PyObject *__pyx_n_s_ortho_ray_selector;
static PyObject *__pyx_n_s_out;
static PyObject *__pyx_n_s_overlap_cells;
static PyObject *__pyx_n_s_p;
static PyObject *__pyx_kp_s_p1_0;
static PyObject *__pyx_kp_s_p1_1;
static PyObject *__pyx_kp_s_p1_2;
static PyObject *__pyx_kp_s_p2_0;
static PyObject *__pyx_kp_s_p2_1;
static PyObject *__pyx_kp_s_p2_2;
static PyObject *__pyx_kp_s_p_0;
static PyObject *__pyx_kp_s_p_1;
static PyObject *__pyx_kp_s_p_2;
static PyObject *__pyx_n_s_pack;
static PyObject *__pyx_n_s_particle_indices;
static PyObject *__pyx_n_s_periodicity;
static PyObject *__pyx_kp_s_periodicity_0;
static PyObject *__pyx_kp_s_periodicity_1;
static PyObject *__pyx_kp_s_periodicity_2;
static PyObject *__pyx_n_s_point_selector;
static PyObject *__pyx_n_s_pos;
static PyObject *__pyx_n_s_print;
static PyObject *__pyx_n_s_px;
static PyObject *__pyx_n_s_px_ax;
static PyObject *__pyx_n_s_py;
static PyObject *__pyx_n_s_py_ax;
static PyObject *__pyx_n_s_pyx_getbuffer;
static PyObject *__pyx_n_s_pyx_vtable;
static PyObject *__pyx_n_s_radius;
static PyObject *__pyx_n_s_radius2;
static PyObject *__pyx_n_s_range;
static PyObject *__pyx_n_s_ray_selector;
static PyObject *__pyx_n_s_region_selector;
static PyObject *__pyx_n_s_right_edge;
static PyObject *__pyx_kp_s_right_edge_0;
static PyObject *__pyx_kp_s_right_edge_1;
static PyObject *__pyx_kp_s_right_edge_2;
static PyObject *__pyx_n_s_right_edges;
static PyObject *__pyx_n_s_select_grids;
static PyObject *__pyx_n_s_select_points;
static PyObject *__pyx_n_s_selector;
static PyObject *__pyx_n_s_selector1;
static PyObject *__pyx_n_s_selector2;
static PyObject *__pyx_n_s_self;
static PyObject *__pyx_n_s_send;
static PyObject *__pyx_n_s_shape;
static PyObject *__pyx_n_s_size;
static PyObject *__pyx_n_s_slice_selector;
static PyObject *__pyx_n_s_sphere_selector;
static PyObject *__pyx_n_s_split;
static PyObject *__pyx_n_s_start;
static PyObject *__pyx_n_s_start_point;
static PyObject *__pyx_n_s_step;
static PyObject *__pyx_n_s_stop;
static PyObject *__pyx_kp_s_strided_and_direct;
static PyObject *__pyx_kp_s_strided_and_direct_or_indirect;
static PyObject *__pyx_kp_s_strided_and_indirect;
static PyObject *__pyx_n_s_strip;
static PyObject *__pyx_n_s_struct;
static PyObject *__pyx_n_s_test;
static PyObject *__pyx_n_s_throw;
static PyObject *__pyx_n_s_to_ndarray;
static PyObject *__pyx_n_s_tostring;
static PyObject *__pyx_n_s_transpose;
static PyObject *__pyx_n_s_uint8;
static PyObject *__pyx_kp_s_unable_to_allocate_array_data;
static PyObject *__pyx_kp_s_unable_to_allocate_shape_and_str;
static PyObject *__pyx_n_s_units;
static PyObject *__pyx_kp_u_unknown_dtype_code_in_numpy_pxd;
static PyObject *__pyx_n_s_unpack;
static PyObject *__pyx_n_s_vals;
static PyObject *__pyx_n_s_vec;
static PyObject *__pyx_kp_s_vec_0;
static PyObject *__pyx_kp_s_vec_0_0;
static PyObject *__pyx_kp_s_vec_0_1;
static PyObject *__pyx_kp_s_vec_0_2;
static PyObject *__pyx_kp_s_vec_1;
static PyObject *__pyx_kp_s_vec_1_0;
static PyObject *__pyx_kp_s_vec_1_1;
static PyObject *__pyx_kp_s_vec_1_2;
static PyObject *__pyx_kp_s_vec_2;
static PyObject *__pyx_kp_s_vec_2_0;
static PyObject *__pyx_kp_s_vec_2_1;
static PyObject *__pyx_kp_s_vec_2_2;
static PyObject *__pyx_n_s_view;
static PyObject *__pyx_n_s_x;
static PyObject *__pyx_n_s_y;
static PyObject *__pyx_n_s_yt_geometry_selection_routines;
static PyObject *__pyx_n_s_z;
static PyObject *__pyx_n_s_zeros;
static PyObject *__pyx_n_s_zip;
static PyObject *__pyx_pf_2yt_8geometry_18selection_routines_convert_mask_to_indices(CYTHON_UNUSED PyObject *__pyx_self, PyArrayObject *__pyx_v_mask, int __pyx_v_count, int __pyx_v_transpose); /* proto */
static PyObject *__pyx_pf_2yt_8geometry_18selection_routines_2mask_fill(CYTHON_UNUSED PyObject *__pyx_self, PyArrayObject *__pyx_v_out, __pyx_t_5numpy_int64_t __pyx_v_offset, PyArrayObject *__pyx_v_mask, PyArrayObject *__pyx_v_vals); /* proto */
static int __pyx_pf_2yt_8geometry_18selection_routines_14SelectorObject___cinit__(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *__pyx_v_self, PyObject *__pyx_v_dobj, CYTHON_UNUSED PyObject *__pyx_v_args); /* proto */
static PyObject *__pyx_pf_2yt_8geometry_18selection_routines_14SelectorObject_2select_grids(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *__pyx_v_self, PyArrayObject *__pyx_v_left_edges, PyArrayObject *__pyx_v_right_edges, PyArrayObject *__pyx_v_levels); /* proto */
static PyObject *__pyx_pf_2yt_8geometry_18selection_routines_14SelectorObject_4count_octs(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *__pyx_v_self, struct __pyx_obj_2yt_8geometry_13oct_container_OctreeContainer *__pyx_v_octree, int __pyx_v_domain_id); /* proto */
static PyObject *__pyx_pf_2yt_8geometry_18selection_routines_14SelectorObject_6count_oct_cells(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *__pyx_v_self, struct __pyx_obj_2yt_8geometry_13oct_container_OctreeContainer *__pyx_v_octree, int __pyx_v_domain_id); /* proto */
static PyObject *__pyx_pf_2yt_8geometry_18selection_routines_14SelectorObject_8fill_mesh_mask(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *__pyx_v_self, PyObject *__pyx_v_mesh); /* proto */
static PyObject *__pyx_pf_2yt_8geometry_18selection_routines_14SelectorObject_10fill_mesh_cell_mask(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *__pyx_v_self, PyObject *__pyx_v_mesh); /* proto */
static PyObject *__pyx_pf_2yt_8geometry_18selection_routines_14SelectorObject_12fill_mask(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *__pyx_v_self, PyObject *__pyx_v_gobj); /* proto */
static PyObject *__pyx_pf_2yt_8geometry_18selection_routines_14SelectorObject_14count_points(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *__pyx_v_signatures, PyObject *__pyx_v_args, PyObject *__pyx_v_kwargs, CYTHON_UNUSED PyObject *__pyx_v_defaults); /* proto */
static PyObject *__pyx_pf_2yt_8geometry_18selection_routines_14SelectorObject_24count_points(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *__pyx_v_self, PyArrayObject *__pyx_v_x, PyArrayObject *__pyx_v_y, PyArrayObject *__pyx_v_z, __pyx_t_5numpy_float64_t __pyx_v_radius); /* proto */
static PyObject *__pyx_pf_2yt_8geometry_18selection_routines_14SelectorObject_26count_points(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *__pyx_v_self, PyArrayObject *__pyx_v_x, PyArrayObject *__pyx_v_y, PyArrayObject *__pyx_v_z, __pyx_t_5numpy_float64_t __pyx_v_radius); /* proto */
static PyObject *__pyx_pf_2yt_8geometry_18selection_routines_14SelectorObject_16select_points(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *__pyx_v_signatures, PyObject *__pyx_v_args, PyObject *__pyx_v_kwargs, CYTHON_UNUSED PyObject *__pyx_v_defaults); /* proto */
static PyObject *__pyx_pf_2yt_8geometry_18selection_routines_14SelectorObject_30select_points(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *__pyx_v_self, PyArrayObject *__pyx_v_x, PyArrayObject *__pyx_v_y, PyArrayObject *__pyx_v_z, __pyx_t_5numpy_float64_t __pyx_v_radius); /* proto */
static PyObject *__pyx_pf_2yt_8geometry_18selection_routines_14SelectorObject_32select_points(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *__pyx_v_self, PyArrayObject *__pyx_v_x, PyArrayObject *__pyx_v_y, PyArrayObject *__pyx_v_z, __pyx_t_5numpy_float64_t __pyx_v_radius); /* proto */
static Py_hash_t __pyx_pf_2yt_8geometry_18selection_routines_14SelectorObject_18__hash__(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_2yt_8geometry_18selection_routines_14SelectorObject_20_hash_vals(CYTHON_UNUSED struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_2yt_8geometry_18selection_routines_14SelectorObject_22_base_hash(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_2yt_8geometry_18selection_routines_14SelectorObject_9min_level___get__(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *__pyx_v_self); /* proto */
static int __pyx_pf_2yt_8geometry_18selection_routines_14SelectorObject_9min_level_2__set__(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *__pyx_v_self, PyObject *__pyx_v_value); /* proto */
static PyObject *__pyx_pf_2yt_8geometry_18selection_routines_14SelectorObject_9max_level___get__(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *__pyx_v_self); /* proto */
static int __pyx_pf_2yt_8geometry_18selection_routines_14SelectorObject_9max_level_2__set__(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *__pyx_v_self, PyObject *__pyx_v_value); /* proto */
static int __pyx_pf_2yt_8geometry_18selection_routines_13PointSelector___init__(struct __pyx_obj_2yt_8geometry_18selection_routines_PointSelector *__pyx_v_self, PyObject *__pyx_v_dobj); /* proto */
static PyObject *__pyx_pf_2yt_8geometry_18selection_routines_13PointSelector_2_hash_vals(struct __pyx_obj_2yt_8geometry_18selection_routines_PointSelector *__pyx_v_self); /* proto */
static int __pyx_pf_2yt_8geometry_18selection_routines_14SphereSelector___init__(struct __pyx_obj_2yt_8geometry_18selection_routines_SphereSelector *__pyx_v_self, PyObject *__pyx_v_dobj); /* proto */
static PyObject *__pyx_pf_2yt_8geometry_18selection_routines_14SphereSelector_2_hash_vals(struct __pyx_obj_2yt_8geometry_18selection_routines_SphereSelector *__pyx_v_self); /* proto */
static int __pyx_pf_2yt_8geometry_18selection_routines_14RegionSelector___init__(struct __pyx_obj_2yt_8geometry_18selection_routines_RegionSelector *__pyx_v_self, PyObject *__pyx_v_dobj); /* proto */
static PyObject *__pyx_pf_2yt_8geometry_18selection_routines_14RegionSelector_2_hash_vals(struct __pyx_obj_2yt_8geometry_18selection_routines_RegionSelector *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_2yt_8geometry_18selection_routines_17CutRegionSelector_8__init___genexpr(PyObject *__pyx_self); /* proto */
static int __pyx_pf_2yt_8geometry_18selection_routines_17CutRegionSelector___init__(struct __pyx_obj_2yt_8geometry_18selection_routines_CutRegionSelector *__pyx_v_self, PyObject *__pyx_v_dobj); /* proto */
static PyObject *__pyx_pf_2yt_8geometry_18selection_routines_17CutRegionSelector_2_hash_vals(struct __pyx_obj_2yt_8geometry_18selection_routines_CutRegionSelector *__pyx_v_self); /* proto */
static int __pyx_pf_2yt_8geometry_18selection_routines_12DiskSelector___init__(struct __pyx_obj_2yt_8geometry_18selection_routines_DiskSelector *__pyx_v_self, PyObject *__pyx_v_dobj); /* proto */
static PyObject *__pyx_pf_2yt_8geometry_18selection_routines_12DiskSelector_2_hash_vals(struct __pyx_obj_2yt_8geometry_18selection_routines_DiskSelector *__pyx_v_self); /* proto */
static int __pyx_pf_2yt_8geometry_18selection_routines_20CuttingPlaneSelector___init__(struct __pyx_obj_2yt_8geometry_18selection_routines_CuttingPlaneSelector *__pyx_v_self, PyObject *__pyx_v_dobj); /* proto */
static PyObject *__pyx_pf_2yt_8geometry_18selection_routines_20CuttingPlaneSelector_2_hash_vals(struct __pyx_obj_2yt_8geometry_18selection_routines_CuttingPlaneSelector *__pyx_v_self); /* proto */
static int __pyx_pf_2yt_8geometry_18selection_routines_13SliceSelector___init__(struct __pyx_obj_2yt_8geometry_18selection_routines_SliceSelector *__pyx_v_self, PyObject *__pyx_v_dobj); /* proto */
static PyObject *__pyx_pf_2yt_8geometry_18selection_routines_13SliceSelector_2fill_mask(struct __pyx_obj_2yt_8geometry_18selection_routines_SliceSelector *__pyx_v_self, PyObject *__pyx_v_gobj); /* proto */
static PyObject *__pyx_pf_2yt_8geometry_18selection_routines_13SliceSelector_4_hash_vals(struct __pyx_obj_2yt_8geometry_18selection_routines_SliceSelector *__pyx_v_self); /* proto */
static int __pyx_pf_2yt_8geometry_18selection_routines_16OrthoRaySelector___init__(struct __pyx_obj_2yt_8geometry_18selection_routines_OrthoRaySelector *__pyx_v_self, PyObject *__pyx_v_dobj); /* proto */
static PyObject *__pyx_pf_2yt_8geometry_18selection_routines_16OrthoRaySelector_2fill_mask(struct __pyx_obj_2yt_8geometry_18selection_routines_OrthoRaySelector *__pyx_v_self, PyObject *__pyx_v_gobj); /* proto */
static PyObject *__pyx_pf_2yt_8geometry_18selection_routines_16OrthoRaySelector_4_hash_vals(struct __pyx_obj_2yt_8geometry_18selection_routines_OrthoRaySelector *__pyx_v_self); /* proto */
static int __pyx_pf_2yt_8geometry_18selection_routines_11RaySelector___init__(struct __pyx_obj_2yt_8geometry_18selection_routines_RaySelector *__pyx_v_self, PyObject *__pyx_v_dobj); /* proto */
static PyObject *__pyx_pf_2yt_8geometry_18selection_routines_11RaySelector_2fill_mask(struct __pyx_obj_2yt_8geometry_18selection_routines_RaySelector *__pyx_v_self, PyObject *__pyx_v_gobj); /* proto */
static PyObject *__pyx_pf_2yt_8geometry_18selection_routines_11RaySelector_4get_dt(struct __pyx_obj_2yt_8geometry_18selection_routines_RaySelector *__pyx_v_self, PyObject *__pyx_v_gobj); /* proto */
static PyObject *__pyx_pf_2yt_8geometry_18selection_routines_11RaySelector_6get_dt_mesh(struct __pyx_obj_2yt_8geometry_18selection_routines_RaySelector *__pyx_v_self, PyObject *__pyx_v_mesh, PyObject *__pyx_v_nz, int __pyx_v_offset); /* proto */
static PyObject *__pyx_pf_2yt_8geometry_18selection_routines_11RaySelector_8_hash_vals(struct __pyx_obj_2yt_8geometry_18selection_routines_RaySelector *__pyx_v_self); /* proto */
static int __pyx_pf_2yt_8geometry_18selection_routines_22DataCollectionSelector___init__(struct __pyx_obj_2yt_8geometry_18selection_routines_DataCollectionSelector *__pyx_v_self, PyObject *__pyx_v_dobj); /* proto */
static PyObject *__pyx_pf_2yt_8geometry_18selection_routines_22DataCollectionSelector_2select_grids(struct __pyx_obj_2yt_8geometry_18selection_routines_DataCollectionSelector *__pyx_v_self, PyArrayObject *__pyx_v_left_edges, CYTHON_UNUSED PyArrayObject *__pyx_v_right_edges, CYTHON_UNUSED PyArrayObject *__pyx_v_levels); /* proto */
static PyObject *__pyx_pf_2yt_8geometry_18selection_routines_22DataCollectionSelector_4fill_mask(CYTHON_UNUSED struct __pyx_obj_2yt_8geometry_18selection_routines_DataCollectionSelector *__pyx_v_self, PyObject *__pyx_v_gobj); /* proto */
static PyObject *__pyx_pf_2yt_8geometry_18selection_routines_22DataCollectionSelector_6_hash_vals(struct __pyx_obj_2yt_8geometry_18selection_routines_DataCollectionSelector *__pyx_v_self); /* proto */
static int __pyx_pf_2yt_8geometry_18selection_routines_17EllipsoidSelector___init__(struct __pyx_obj_2yt_8geometry_18selection_routines_EllipsoidSelector *__pyx_v_self, PyObject *__pyx_v_dobj); /* proto */
static PyObject *__pyx_pf_2yt_8geometry_18selection_routines_17EllipsoidSelector_2_hash_vals(struct __pyx_obj_2yt_8geometry_18selection_routines_EllipsoidSelector *__pyx_v_self); /* proto */
static int __pyx_pf_2yt_8geometry_18selection_routines_12GridSelector___init__(struct __pyx_obj_2yt_8geometry_18selection_routines_GridSelector *__pyx_v_self, PyObject *__pyx_v_dobj); /* proto */
static PyObject *__pyx_pf_2yt_8geometry_18selection_routines_12GridSelector_2select_grids(struct __pyx_obj_2yt_8geometry_18selection_routines_GridSelector *__pyx_v_self, PyArrayObject *__pyx_v_left_edges, CYTHON_UNUSED PyArrayObject *__pyx_v_right_edges, CYTHON_UNUSED PyArrayObject *__pyx_v_levels); /* proto */
static PyObject *__pyx_pf_2yt_8geometry_18selection_routines_12GridSelector_4fill_mask(CYTHON_UNUSED struct __pyx_obj_2yt_8geometry_18selection_routines_GridSelector *__pyx_v_self, PyObject *__pyx_v_gobj); /* proto */
static PyObject *__pyx_pf_2yt_8geometry_18selection_routines_12GridSelector_6_hash_vals(struct __pyx_obj_2yt_8geometry_18selection_routines_GridSelector *__pyx_v_self); /* proto */
static int __pyx_pf_2yt_8geometry_18selection_routines_20OctreeSubsetSelector___init__(struct __pyx_obj_2yt_8geometry_18selection_routines_OctreeSubsetSelector *__pyx_v_self, PyObject *__pyx_v_dobj); /* proto */
static PyObject *__pyx_pf_2yt_8geometry_18selection_routines_20OctreeSubsetSelector_2select_grids(CYTHON_UNUSED struct __pyx_obj_2yt_8geometry_18selection_routines_OctreeSubsetSelector *__pyx_v_self, CYTHON_UNUSED PyArrayObject *__pyx_v_left_edges, CYTHON_UNUSED PyArrayObject *__pyx_v_right_edges, CYTHON_UNUSED PyArrayObject *__pyx_v_levels); /* proto */
static PyObject *__pyx_pf_2yt_8geometry_18selection_routines_20OctreeSubsetSelector_4_hash_vals(struct __pyx_obj_2yt_8geometry_18selection_routines_OctreeSubsetSelector *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_2yt_8geometry_18selection_routines_20OctreeSubsetSelector_9domain_id___get__(struct __pyx_obj_2yt_8geometry_18selection_routines_OctreeSubsetSelector *__pyx_v_self); /* proto */
static int __pyx_pf_2yt_8geometry_18selection_routines_20OctreeSubsetSelector_9domain_id_2__set__(struct __pyx_obj_2yt_8geometry_18selection_routines_OctreeSubsetSelector *__pyx_v_self, PyObject *__pyx_v_value); /* proto */
static int __pyx_pf_2yt_8geometry_18selection_routines_27IndexedOctreeSubsetSelector___init__(struct __pyx_obj_2yt_8geometry_18selection_routines_IndexedOctreeSubsetSelector *__pyx_v_self, PyObject *__pyx_v_dobj); /* proto */
static PyObject *__pyx_pf_2yt_8geometry_18selection_routines_27IndexedOctreeSubsetSelector_2select_grids(CYTHON_UNUSED struct __pyx_obj_2yt_8geometry_18selection_routines_IndexedOctreeSubsetSelector *__pyx_v_self, CYTHON_UNUSED PyArrayObject *__pyx_v_left_edges, CYTHON_UNUSED PyArrayObject *__pyx_v_right_edges, CYTHON_UNUSED PyArrayObject *__pyx_v_levels); /* proto */
static PyObject *__pyx_pf_2yt_8geometry_18selection_routines_27IndexedOctreeSubsetSelector_4_hash_vals(struct __pyx_obj_2yt_8geometry_18selection_routines_IndexedOctreeSubsetSelector *__pyx_v_self); /* proto */
static int __pyx_pf_2yt_8geometry_18selection_routines_14AlwaysSelector___init__(struct __pyx_obj_2yt_8geometry_18selection_routines_AlwaysSelector *__pyx_v_self, CYTHON_UNUSED PyObject *__pyx_v_dobj); /* proto */
static PyObject *__pyx_pf_2yt_8geometry_18selection_routines_14AlwaysSelector_2select_grids(CYTHON_UNUSED struct __pyx_obj_2yt_8geometry_18selection_routines_AlwaysSelector *__pyx_v_self, PyArrayObject *__pyx_v_left_edges, CYTHON_UNUSED PyArrayObject *__pyx_v_right_edges, CYTHON_UNUSED PyArrayObject *__pyx_v_levels); /* proto */
static PyObject *__pyx_pf_2yt_8geometry_18selection_routines_14AlwaysSelector_4_hash_vals(CYTHON_UNUSED struct __pyx_obj_2yt_8geometry_18selection_routines_AlwaysSelector *__pyx_v_self); /* proto */
static int __pyx_pf_2yt_8geometry_18selection_routines_15ComposeSelector___init__(struct __pyx_obj_2yt_8geometry_18selection_routines_ComposeSelector *__pyx_v_self, CYTHON_UNUSED PyObject *__pyx_v_dobj, PyObject *__pyx_v_selector1, PyObject *__pyx_v_selector2); /* proto */
static PyObject *__pyx_pf_2yt_8geometry_18selection_routines_15ComposeSelector_2select_grids(struct __pyx_obj_2yt_8geometry_18selection_routines_ComposeSelector *__pyx_v_self, PyArrayObject *__pyx_v_left_edges, PyArrayObject *__pyx_v_right_edges, PyArrayObject *__pyx_v_levels); /* proto */
static PyObject *__pyx_pf_2yt_8geometry_18selection_routines_15ComposeSelector_4_hash_vals(struct __pyx_obj_2yt_8geometry_18selection_routines_ComposeSelector *__pyx_v_self); /* proto */
static int __pyx_pf_2yt_8geometry_18selection_routines_21HaloParticlesSelector___init__(struct __pyx_obj_2yt_8geometry_18selection_routines_HaloParticlesSelector *__pyx_v_self, PyObject *__pyx_v_dobj); /* proto */
static PyObject *__pyx_pf_2yt_8geometry_18selection_routines_21HaloParticlesSelector_2_hash_vals(struct __pyx_obj_2yt_8geometry_18selection_routines_HaloParticlesSelector *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_2yt_8geometry_18selection_routines_21HaloParticlesSelector_11base_source___get__(struct __pyx_obj_2yt_8geometry_18selection_routines_HaloParticlesSelector *__pyx_v_self); /* proto */
static int __pyx_pf_2yt_8geometry_18selection_routines_21HaloParticlesSelector_11base_source_2__set__(struct __pyx_obj_2yt_8geometry_18selection_routines_HaloParticlesSelector *__pyx_v_self, PyObject *__pyx_v_value); /* proto */
static int __pyx_pf_2yt_8geometry_18selection_routines_21HaloParticlesSelector_11base_source_4__del__(struct __pyx_obj_2yt_8geometry_18selection_routines_HaloParticlesSelector *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_2yt_8geometry_18selection_routines_21HaloParticlesSelector_7halo_id___get__(struct __pyx_obj_2yt_8geometry_18selection_routines_HaloParticlesSelector *__pyx_v_self); /* proto */
static int __pyx_pf_2yt_8geometry_18selection_routines_21HaloParticlesSelector_7halo_id_2__set__(struct __pyx_obj_2yt_8geometry_18selection_routines_HaloParticlesSelector *__pyx_v_self, PyObject *__pyx_v_value); /* proto */
static int __pyx_pf_5numpy_7ndarray___getbuffer__(PyArrayObject *__pyx_v_self, Py_buffer *__pyx_v_info, int __pyx_v_flags); /* proto */
static void __pyx_pf_5numpy_7ndarray_2__releasebuffer__(PyArrayObject *__pyx_v_self, Py_buffer *__pyx_v_info); /* proto */
static int __pyx_array___pyx_pf_15View_dot_MemoryView_5array___cinit__(struct __pyx_array_obj *__pyx_v_self, PyObject *__pyx_v_shape, Py_ssize_t __pyx_v_itemsize, PyObject *__pyx_v_format, PyObject *__pyx_v_mode, int __pyx_v_allocate_buffer); /* proto */
static int __pyx_array___pyx_pf_15View_dot_MemoryView_5array_2__getbuffer__(struct __pyx_array_obj *__pyx_v_self, Py_buffer *__pyx_v_info, int __pyx_v_flags); /* proto */
static void __pyx_array___pyx_pf_15View_dot_MemoryView_5array_4__dealloc__(struct __pyx_array_obj *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_15View_dot_MemoryView_5array_7memview___get__(struct __pyx_array_obj *__pyx_v_self); /* proto */
static PyObject *__pyx_array___pyx_pf_15View_dot_MemoryView_5array_6__getattr__(struct __pyx_array_obj *__pyx_v_self, PyObject *__pyx_v_attr); /* proto */
static PyObject *__pyx_array___pyx_pf_15View_dot_MemoryView_5array_8__getitem__(struct __pyx_array_obj *__pyx_v_self, PyObject *__pyx_v_item); /* proto */
static int __pyx_array___pyx_pf_15View_dot_MemoryView_5array_10__setitem__(struct __pyx_array_obj *__pyx_v_self, PyObject *__pyx_v_item, PyObject *__pyx_v_value); /* proto */
static int __pyx_MemviewEnum___pyx_pf_15View_dot_MemoryView_4Enum___init__(struct __pyx_MemviewEnum_obj *__pyx_v_self, PyObject *__pyx_v_name); /* proto */
static PyObject *__pyx_MemviewEnum___pyx_pf_15View_dot_MemoryView_4Enum_2__repr__(struct __pyx_MemviewEnum_obj *__pyx_v_self); /* proto */
static int __pyx_memoryview___pyx_pf_15View_dot_MemoryView_10memoryview___cinit__(struct __pyx_memoryview_obj *__pyx_v_self, PyObject *__pyx_v_obj, int __pyx_v_flags, int __pyx_v_dtype_is_object); /* proto */
static void __pyx_memoryview___pyx_pf_15View_dot_MemoryView_10memoryview_2__dealloc__(struct __pyx_memoryview_obj *__pyx_v_self); /* proto */
static PyObject *__pyx_memoryview___pyx_pf_15View_dot_MemoryView_10memoryview_4__getitem__(struct __pyx_memoryview_obj *__pyx_v_self, PyObject *__pyx_v_index); /* proto */
static int __pyx_memoryview___pyx_pf_15View_dot_MemoryView_10memoryview_6__setitem__(struct __pyx_memoryview_obj *__pyx_v_self, PyObject *__pyx_v_index, PyObject *__pyx_v_value); /* proto */
static int __pyx_memoryview___pyx_pf_15View_dot_MemoryView_10memoryview_8__getbuffer__(struct __pyx_memoryview_obj *__pyx_v_self, Py_buffer *__pyx_v_info, int __pyx_v_flags); /* proto */
static PyObject *__pyx_pf_15View_dot_MemoryView_10memoryview_1T___get__(struct __pyx_memoryview_obj *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_15View_dot_MemoryView_10memoryview_4base___get__(struct __pyx_memoryview_obj *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_15View_dot_MemoryView_10memoryview_5shape___get__(struct __pyx_memoryview_obj *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_15View_dot_MemoryView_10memoryview_7strides___get__(struct __pyx_memoryview_obj *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_15View_dot_MemoryView_10memoryview_10suboffsets___get__(struct __pyx_memoryview_obj *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_15View_dot_MemoryView_10memoryview_4ndim___get__(struct __pyx_memoryview_obj *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_15View_dot_MemoryView_10memoryview_8itemsize___get__(struct __pyx_memoryview_obj *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_15View_dot_MemoryView_10memoryview_6nbytes___get__(struct __pyx_memoryview_obj *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_15View_dot_MemoryView_10memoryview_4size___get__(struct __pyx_memoryview_obj *__pyx_v_self); /* proto */
static Py_ssize_t __pyx_memoryview___pyx_pf_15View_dot_MemoryView_10memoryview_10__len__(struct __pyx_memoryview_obj *__pyx_v_self); /* proto */
static PyObject *__pyx_memoryview___pyx_pf_15View_dot_MemoryView_10memoryview_12__repr__(struct __pyx_memoryview_obj *__pyx_v_self); /* proto */
static PyObject *__pyx_memoryview___pyx_pf_15View_dot_MemoryView_10memoryview_14__str__(struct __pyx_memoryview_obj *__pyx_v_self); /* proto */
static PyObject *__pyx_memoryview___pyx_pf_15View_dot_MemoryView_10memoryview_16is_c_contig(struct __pyx_memoryview_obj *__pyx_v_self); /* proto */
static PyObject *__pyx_memoryview___pyx_pf_15View_dot_MemoryView_10memoryview_18is_f_contig(struct __pyx_memoryview_obj *__pyx_v_self); /* proto */
static PyObject *__pyx_memoryview___pyx_pf_15View_dot_MemoryView_10memoryview_20copy(struct __pyx_memoryview_obj *__pyx_v_self); /* proto */
static PyObject *__pyx_memoryview___pyx_pf_15View_dot_MemoryView_10memoryview_22copy_fortran(struct __pyx_memoryview_obj *__pyx_v_self); /* proto */
static void __pyx_memoryviewslice___pyx_pf_15View_dot_MemoryView_16_memoryviewslice___dealloc__(struct __pyx_memoryviewslice_obj *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_15View_dot_MemoryView_16_memoryviewslice_4base___get__(struct __pyx_memoryviewslice_obj *__pyx_v_self); /* proto */
static PyObject *__pyx_tp_new_2yt_8geometry_18selection_routines_SelectorObject(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_2yt_8geometry_18selection_routines_AlwaysSelector(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_2yt_8geometry_18selection_routines_OctreeSubsetSelector(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_2yt_8geometry_18selection_routines_PointSelector(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_2yt_8geometry_18selection_routines_SphereSelector(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_2yt_8geometry_18selection_routines_RegionSelector(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_2yt_8geometry_18selection_routines_CutRegionSelector(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_2yt_8geometry_18selection_routines_DiskSelector(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_2yt_8geometry_18selection_routines_CuttingPlaneSelector(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_2yt_8geometry_18selection_routines_SliceSelector(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_2yt_8geometry_18selection_routines_OrthoRaySelector(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_2yt_8geometry_18selection_routines_RaySelector(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_2yt_8geometry_18selection_routines_DataCollectionSelector(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_2yt_8geometry_18selection_routines_EllipsoidSelector(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_2yt_8geometry_18selection_routines_GridSelector(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_2yt_8geometry_18selection_routines_IndexedOctreeSubsetSelector(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_2yt_8geometry_18selection_routines_ComposeSelector(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_2yt_8geometry_18selection_routines_HaloParticlesSelector(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_2yt_8geometry_18selection_routines___pyx_scope_struct____init__(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
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 *         octree.setup_data(&data, domain_id)             # <<<<<<<<<<<<<<
 *         octree.visit_all_octs(self, oct_visitors.count_total_cells, &data)
 *         return data.index
 */
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 *         cdef OctVisitorData data
 *         octree.setup_data(&data, domain_id)
 *         octree.visit_all_octs(self, oct_visitors.count_total_cells, &data)             # <<<<<<<<<<<<<<
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 * 
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 *         octree.setup_data(&data, domain_id)
 *         octree.visit_all_octs(self, oct_visitors.count_total_cells, &data)
 *         return data.index             # <<<<<<<<<<<<<<
 * 
 *     @cython.boundscheck(False)
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 *         return data.index
 * 
 *     def count_oct_cells(self, OctreeContainer octree, int domain_id = -1):             # <<<<<<<<<<<<<<
 *         cdef OctVisitorData data
 *         octree.setup_data(&data, domain_id)
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/* "yt/geometry/selection_routines.pyx":180
 *     @cython.wraparound(False)
 *     @cython.cdivision(True)
 *     cdef void recursively_visit_octs(self, Oct *root,             # <<<<<<<<<<<<<<
 *                         np.float64_t pos[3], np.float64_t dds[3],
 *                         int level,
 */

static void __pyx_f_2yt_8geometry_18selection_routines_14SelectorObject_recursively_visit_octs(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *__pyx_v_self, struct __pyx_t_2yt_8geometry_12oct_visitors_Oct *__pyx_v_root, __pyx_t_5numpy_float64_t *__pyx_v_pos, __pyx_t_5numpy_float64_t *__pyx_v_dds, int __pyx_v_level, __pyx_t_2yt_8geometry_12oct_visitors_oct_visitor_function *__pyx_v_func, struct __pyx_t_2yt_8geometry_12oct_visitors_OctVisitorData *__pyx_v_data, struct __pyx_opt_args_2yt_8geometry_18selection_routines_14SelectorObject_recursively_visit_octs *__pyx_optional_args) {
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  int __pyx_t_4;
  int __pyx_t_5;
  int __pyx_t_6;
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  /* "yt/geometry/selection_routines.pyx":199
 *         # Remember that pos is the *center* of the oct, and dds is the oct
 *         # width.  So to get to the edges, we add/subtract half of dds.
 *         for i in range(3):             # <<<<<<<<<<<<<<
 *             # sdds is the cell width
 *             sdds[i] = dds[i]/2.0
 */
  for (__pyx_t_1 = 0; __pyx_t_1 < 3; __pyx_t_1+=1) {
    __pyx_v_i = __pyx_t_1;

    /* "yt/geometry/selection_routines.pyx":201
 *         for i in range(3):
 *             # sdds is the cell width
 *             sdds[i] = dds[i]/2.0             # <<<<<<<<<<<<<<
 *             LE[i] = pos[i] - dds[i]/2.0
 *             RE[i] = pos[i] + dds[i]/2.0
 */
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    /* "yt/geometry/selection_routines.pyx":202
 *             # sdds is the cell width
 *             sdds[i] = dds[i]/2.0
 *             LE[i] = pos[i] - dds[i]/2.0             # <<<<<<<<<<<<<<
 *             RE[i] = pos[i] + dds[i]/2.0
 *         #print LE[0], RE[0], LE[1], RE[1], LE[2], RE[2]
 */
    (__pyx_v_LE[__pyx_v_i]) = ((__pyx_v_pos[__pyx_v_i]) - ((__pyx_v_dds[__pyx_v_i]) / 2.0));

    /* "yt/geometry/selection_routines.pyx":203
 *             sdds[i] = dds[i]/2.0
 *             LE[i] = pos[i] - dds[i]/2.0
 *             RE[i] = pos[i] + dds[i]/2.0             # <<<<<<<<<<<<<<
 *         #print LE[0], RE[0], LE[1], RE[1], LE[2], RE[2]
 *         res = self.select_grid(LE, RE, level, root)
 */
    (__pyx_v_RE[__pyx_v_i]) = ((__pyx_v_pos[__pyx_v_i]) + ((__pyx_v_dds[__pyx_v_i]) / 2.0));
  }

  /* "yt/geometry/selection_routines.pyx":205
 *             RE[i] = pos[i] + dds[i]/2.0
 *         #print LE[0], RE[0], LE[1], RE[1], LE[2], RE[2]
 *         res = self.select_grid(LE, RE, level, root)             # <<<<<<<<<<<<<<
 *         if res == 1 and data.domain > 0 and root.domain != data.domain:
 *             res = -1
 */
  __pyx_t_2.__pyx_n = 1;
  __pyx_t_2.o = __pyx_v_root;
  __pyx_t_1 = ((struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_SelectorObject *)__pyx_v_self->__pyx_vtab)->select_grid(__pyx_v_self, __pyx_v_LE, __pyx_v_RE, __pyx_v_level, &__pyx_t_2); 
  __pyx_v_res = __pyx_t_1;

  /* "yt/geometry/selection_routines.pyx":206
 *         #print LE[0], RE[0], LE[1], RE[1], LE[2], RE[2]
 *         res = self.select_grid(LE, RE, level, root)
 *         if res == 1 and data.domain > 0 and root.domain != data.domain:             # <<<<<<<<<<<<<<
 *             res = -1
 *         cdef int increment = 1
 */
  __pyx_t_4 = ((__pyx_v_res == 1) != 0);
  if (__pyx_t_4) {
  } else {
    __pyx_t_3 = __pyx_t_4;
    goto __pyx_L6_bool_binop_done;
  }
  __pyx_t_4 = ((__pyx_v_data->domain > 0) != 0);
  if (__pyx_t_4) {
  } else {
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    goto __pyx_L6_bool_binop_done;
  }
  __pyx_t_4 = ((__pyx_v_root->domain != __pyx_v_data->domain) != 0);
  __pyx_t_3 = __pyx_t_4;
  __pyx_L6_bool_binop_done:;
  if (__pyx_t_3) {

    /* "yt/geometry/selection_routines.pyx":207
 *         res = self.select_grid(LE, RE, level, root)
 *         if res == 1 and data.domain > 0 and root.domain != data.domain:
 *             res = -1             # <<<<<<<<<<<<<<
 *         cdef int increment = 1
 *         cdef int next_level, this_level
 */
    __pyx_v_res = -1;

    /* "yt/geometry/selection_routines.pyx":206
 *         #print LE[0], RE[0], LE[1], RE[1], LE[2], RE[2]
 *         res = self.select_grid(LE, RE, level, root)
 *         if res == 1 and data.domain > 0 and root.domain != data.domain:             # <<<<<<<<<<<<<<
 *             res = -1
 *         cdef int increment = 1
 */
  }

  /* "yt/geometry/selection_routines.pyx":208
 *         if res == 1 and data.domain > 0 and root.domain != data.domain:
 *             res = -1
 *         cdef int increment = 1             # <<<<<<<<<<<<<<
 *         cdef int next_level, this_level
 *         # next_level: an int that says whether or not we can progress to children
 */
  __pyx_v_increment = 1;

  /* "yt/geometry/selection_routines.pyx":213
 *         # this_level: an int that says whether or not we can select from this
 *         # level
 *         next_level = this_level = 1             # <<<<<<<<<<<<<<
 *         if res == -1:
 *             # This happens when we do domain selection but the oct has
 */
  __pyx_v_next_level = 1;
  __pyx_v_this_level = 1;

  /* "yt/geometry/selection_routines.pyx":214
 *         # level
 *         next_level = this_level = 1
 *         if res == -1:             # <<<<<<<<<<<<<<
 *             # This happens when we do domain selection but the oct has
 *             # children.  This would allow an oct to pass to its children but
 */
  __pyx_t_3 = ((__pyx_v_res == -1) != 0);
  if (__pyx_t_3) {

    /* "yt/geometry/selection_routines.pyx":218
 *             # children.  This would allow an oct to pass to its children but
 *             # not get accessed itself.
 *             next_level = 1             # <<<<<<<<<<<<<<
 *             this_level = 0
 *         elif level == self.max_level:
 */
    __pyx_v_next_level = 1;

    /* "yt/geometry/selection_routines.pyx":219
 *             # not get accessed itself.
 *             next_level = 1
 *             this_level = 0             # <<<<<<<<<<<<<<
 *         elif level == self.max_level:
 *             next_level = 0
 */
    __pyx_v_this_level = 0;

    /* "yt/geometry/selection_routines.pyx":214
 *         # level
 *         next_level = this_level = 1
 *         if res == -1:             # <<<<<<<<<<<<<<
 *             # This happens when we do domain selection but the oct has
 *             # children.  This would allow an oct to pass to its children but
 */
    goto __pyx_L9;
  }

  /* "yt/geometry/selection_routines.pyx":220
 *             next_level = 1
 *             this_level = 0
 *         elif level == self.max_level:             # <<<<<<<<<<<<<<
 *             next_level = 0
 *         elif level < self.min_level or level > self.max_level:
 */
  __pyx_t_3 = ((__pyx_v_level == __pyx_v_self->max_level) != 0);
  if (__pyx_t_3) {

    /* "yt/geometry/selection_routines.pyx":221
 *             this_level = 0
 *         elif level == self.max_level:
 *             next_level = 0             # <<<<<<<<<<<<<<
 *         elif level < self.min_level or level > self.max_level:
 *             this_level = 0
 */
    __pyx_v_next_level = 0;

    /* "yt/geometry/selection_routines.pyx":220
 *             next_level = 1
 *             this_level = 0
 *         elif level == self.max_level:             # <<<<<<<<<<<<<<
 *             next_level = 0
 *         elif level < self.min_level or level > self.max_level:
 */
    goto __pyx_L9;
  }

  /* "yt/geometry/selection_routines.pyx":222
 *         elif level == self.max_level:
 *             next_level = 0
 *         elif level < self.min_level or level > self.max_level:             # <<<<<<<<<<<<<<
 *             this_level = 0
 *         if res == 0 and this_level == 1:
 */
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  if (!__pyx_t_4) {
  } else {
    __pyx_t_3 = __pyx_t_4;
    goto __pyx_L10_bool_binop_done;
  }
  __pyx_t_4 = ((__pyx_v_level > __pyx_v_self->max_level) != 0);
  __pyx_t_3 = __pyx_t_4;
  __pyx_L10_bool_binop_done:;
  if (__pyx_t_3) {

    /* "yt/geometry/selection_routines.pyx":223
 *             next_level = 0
 *         elif level < self.min_level or level > self.max_level:
 *             this_level = 0             # <<<<<<<<<<<<<<
 *         if res == 0 and this_level == 1:
 *             return
 */
    __pyx_v_this_level = 0;

    /* "yt/geometry/selection_routines.pyx":222
 *         elif level == self.max_level:
 *             next_level = 0
 *         elif level < self.min_level or level > self.max_level:             # <<<<<<<<<<<<<<
 *             this_level = 0
 *         if res == 0 and this_level == 1:
 */
  }
  __pyx_L9:;

  /* "yt/geometry/selection_routines.pyx":224
 *         elif level < self.min_level or level > self.max_level:
 *             this_level = 0
 *         if res == 0 and this_level == 1:             # <<<<<<<<<<<<<<
 *             return
 *         # Now we visit all our children.  We subtract off sdds for the first
 */
  __pyx_t_4 = ((__pyx_v_res == 0) != 0);
  if (__pyx_t_4) {
  } else {
    __pyx_t_3 = __pyx_t_4;
    goto __pyx_L13_bool_binop_done;
  }
  __pyx_t_4 = ((__pyx_v_this_level == 1) != 0);
  __pyx_t_3 = __pyx_t_4;
  __pyx_L13_bool_binop_done:;
  if (__pyx_t_3) {

    /* "yt/geometry/selection_routines.pyx":225
 *             this_level = 0
 *         if res == 0 and this_level == 1:
 *             return             # <<<<<<<<<<<<<<
 *         # Now we visit all our children.  We subtract off sdds for the first
 *         # pass because we center it on the first cell.
 */
    goto __pyx_L0;

    /* "yt/geometry/selection_routines.pyx":224
 *         elif level < self.min_level or level > self.max_level:
 *             this_level = 0
 *         if res == 0 and this_level == 1:             # <<<<<<<<<<<<<<
 *             return
 *         # Now we visit all our children.  We subtract off sdds for the first
 */
  }

  /* "yt/geometry/selection_routines.pyx":228
 *         # Now we visit all our children.  We subtract off sdds for the first
 *         # pass because we center it on the first cell.
 *         cdef int iter = 1 - visit_covered # 2 if 1, 1 if 0.             # <<<<<<<<<<<<<<
 *         # So the order here goes like so.  If visit_covered is 1, which usually
 *         # comes from "partial_coverage", we visit the components of a zone even
 */
  __pyx_v_iter = (1 - __pyx_v_visit_covered);

  /* "yt/geometry/selection_routines.pyx":235
 *         # visit potentially covered cells.  The next time through, we visit
 *         # child cells.
 *         while iter < 2:             # <<<<<<<<<<<<<<
 *             spos[0] = pos[0] - sdds[0]/2.0
 *             for i in range(2):
 */
  while (1) {
    __pyx_t_3 = ((__pyx_v_iter < 2) != 0);
    if (!__pyx_t_3) break;

    /* "yt/geometry/selection_routines.pyx":236
 *         # child cells.
 *         while iter < 2:
 *             spos[0] = pos[0] - sdds[0]/2.0             # <<<<<<<<<<<<<<
 *             for i in range(2):
 *                 spos[1] = pos[1] - sdds[1]/2.0
 */
    (__pyx_v_spos[0]) = ((__pyx_v_pos[0]) - ((__pyx_v_sdds[0]) / 2.0));

    /* "yt/geometry/selection_routines.pyx":237
 *         while iter < 2:
 *             spos[0] = pos[0] - sdds[0]/2.0
 *             for i in range(2):             # <<<<<<<<<<<<<<
 *                 spos[1] = pos[1] - sdds[1]/2.0
 *                 for j in range(2):
 */
    for (__pyx_t_1 = 0; __pyx_t_1 < 2; __pyx_t_1+=1) {
      __pyx_v_i = __pyx_t_1;

      /* "yt/geometry/selection_routines.pyx":238
 *             spos[0] = pos[0] - sdds[0]/2.0
 *             for i in range(2):
 *                 spos[1] = pos[1] - sdds[1]/2.0             # <<<<<<<<<<<<<<
 *                 for j in range(2):
 *                     spos[2] = pos[2] - sdds[2]/2.0
 */
      (__pyx_v_spos[1]) = ((__pyx_v_pos[1]) - ((__pyx_v_sdds[1]) / 2.0));

      /* "yt/geometry/selection_routines.pyx":239
 *             for i in range(2):
 *                 spos[1] = pos[1] - sdds[1]/2.0
 *                 for j in range(2):             # <<<<<<<<<<<<<<
 *                     spos[2] = pos[2] - sdds[2]/2.0
 *                     for k in range(2):
 */
      for (__pyx_t_5 = 0; __pyx_t_5 < 2; __pyx_t_5+=1) {
        __pyx_v_j = __pyx_t_5;

        /* "yt/geometry/selection_routines.pyx":240
 *                 spos[1] = pos[1] - sdds[1]/2.0
 *                 for j in range(2):
 *                     spos[2] = pos[2] - sdds[2]/2.0             # <<<<<<<<<<<<<<
 *                     for k in range(2):
 *                         ch = NULL
 */
        (__pyx_v_spos[2]) = ((__pyx_v_pos[2]) - ((__pyx_v_sdds[2]) / 2.0));

        /* "yt/geometry/selection_routines.pyx":241
 *                 for j in range(2):
 *                     spos[2] = pos[2] - sdds[2]/2.0
 *                     for k in range(2):             # <<<<<<<<<<<<<<
 *                         ch = NULL
 *                         if root.children != NULL:
 */
        for (__pyx_t_6 = 0; __pyx_t_6 < 2; __pyx_t_6+=1) {
          __pyx_v_k = __pyx_t_6;

          /* "yt/geometry/selection_routines.pyx":242
 *                     spos[2] = pos[2] - sdds[2]/2.0
 *                     for k in range(2):
 *                         ch = NULL             # <<<<<<<<<<<<<<
 *                         if root.children != NULL:
 *                             ch = root.children[cind(i, j, k)]
 */
          __pyx_v_ch = NULL;

          /* "yt/geometry/selection_routines.pyx":243
 *                     for k in range(2):
 *                         ch = NULL
 *                         if root.children != NULL:             # <<<<<<<<<<<<<<
 *                             ch = root.children[cind(i, j, k)]
 *                         if iter == 1 and next_level == 1 and ch != NULL:
 */
          __pyx_t_3 = ((__pyx_v_root->children != NULL) != 0);
          if (__pyx_t_3) {

            /* "yt/geometry/selection_routines.pyx":244
 *                         ch = NULL
 *                         if root.children != NULL:
 *                             ch = root.children[cind(i, j, k)]             # <<<<<<<<<<<<<<
 *                         if iter == 1 and next_level == 1 and ch != NULL:
 *                             # Note that data.pos is always going to be the
 */
            __pyx_v_ch = (__pyx_v_root->children[__pyx_f_2yt_8geometry_12oct_visitors_cind(__pyx_v_i, __pyx_v_j, __pyx_v_k)]);

            /* "yt/geometry/selection_routines.pyx":243
 *                     for k in range(2):
 *                         ch = NULL
 *                         if root.children != NULL:             # <<<<<<<<<<<<<<
 *                             ch = root.children[cind(i, j, k)]
 *                         if iter == 1 and next_level == 1 and ch != NULL:
 */
          }

          /* "yt/geometry/selection_routines.pyx":245
 *                         if root.children != NULL:
 *                             ch = root.children[cind(i, j, k)]
 *                         if iter == 1 and next_level == 1 and ch != NULL:             # <<<<<<<<<<<<<<
 *                             # Note that data.pos is always going to be the
 *                             # position of the Oct -- it is *not* always going
 */
          __pyx_t_4 = ((__pyx_v_iter == 1) != 0);
          if (__pyx_t_4) {
          } else {
            __pyx_t_3 = __pyx_t_4;
            goto __pyx_L25_bool_binop_done;
          }
          __pyx_t_4 = ((__pyx_v_next_level == 1) != 0);
          if (__pyx_t_4) {
          } else {
            __pyx_t_3 = __pyx_t_4;
            goto __pyx_L25_bool_binop_done;
          }
          __pyx_t_4 = ((__pyx_v_ch != NULL) != 0);
          __pyx_t_3 = __pyx_t_4;
          __pyx_L25_bool_binop_done:;
          if (__pyx_t_3) {

            /* "yt/geometry/selection_routines.pyx":250
 *                             # to be the same as the position of the cell under
 *                             # investigation.
 *                             data.pos[0] = (data.pos[0] << 1) + i             # <<<<<<<<<<<<<<
 *                             data.pos[1] = (data.pos[1] << 1) + j
 *                             data.pos[2] = (data.pos[2] << 1) + k
 */
            (__pyx_v_data->pos[0]) = (((__pyx_v_data->pos[0]) << 1) + __pyx_v_i);

            /* "yt/geometry/selection_routines.pyx":251
 *                             # investigation.
 *                             data.pos[0] = (data.pos[0] << 1) + i
 *                             data.pos[1] = (data.pos[1] << 1) + j             # <<<<<<<<<<<<<<
 *                             data.pos[2] = (data.pos[2] << 1) + k
 *                             data.level += 1
 */
            (__pyx_v_data->pos[1]) = (((__pyx_v_data->pos[1]) << 1) + __pyx_v_j);

            /* "yt/geometry/selection_routines.pyx":252
 *                             data.pos[0] = (data.pos[0] << 1) + i
 *                             data.pos[1] = (data.pos[1] << 1) + j
 *                             data.pos[2] = (data.pos[2] << 1) + k             # <<<<<<<<<<<<<<
 *                             data.level += 1
 *                             self.recursively_visit_octs(
 */
            (__pyx_v_data->pos[2]) = (((__pyx_v_data->pos[2]) << 1) + __pyx_v_k);

            /* "yt/geometry/selection_routines.pyx":253
 *                             data.pos[1] = (data.pos[1] << 1) + j
 *                             data.pos[2] = (data.pos[2] << 1) + k
 *                             data.level += 1             # <<<<<<<<<<<<<<
 *                             self.recursively_visit_octs(
 *                                 ch, spos, sdds, level + 1, func, data,
 */
            __pyx_v_data->level = (__pyx_v_data->level + 1);

            /* "yt/geometry/selection_routines.pyx":254
 *                             data.pos[2] = (data.pos[2] << 1) + k
 *                             data.level += 1
 *                             self.recursively_visit_octs(             # <<<<<<<<<<<<<<
 *                                 ch, spos, sdds, level + 1, func, data,
 *                                 visit_covered)
 */
            __pyx_t_7.__pyx_n = 1;
            __pyx_t_7.visit_covered = __pyx_v_visit_covered;
            ((struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_SelectorObject *)__pyx_v_self->__pyx_vtab)->recursively_visit_octs(__pyx_v_self, __pyx_v_ch, __pyx_v_spos, __pyx_v_sdds, (__pyx_v_level + 1), __pyx_v_func, __pyx_v_data, &__pyx_t_7); 

            /* "yt/geometry/selection_routines.pyx":257
 *                                 ch, spos, sdds, level + 1, func, data,
 *                                 visit_covered)
 *                             data.pos[0] = (data.pos[0] >> 1)             # <<<<<<<<<<<<<<
 *                             data.pos[1] = (data.pos[1] >> 1)
 *                             data.pos[2] = (data.pos[2] >> 1)
 */
            (__pyx_v_data->pos[0]) = ((__pyx_v_data->pos[0]) >> 1);

            /* "yt/geometry/selection_routines.pyx":258
 *                                 visit_covered)
 *                             data.pos[0] = (data.pos[0] >> 1)
 *                             data.pos[1] = (data.pos[1] >> 1)             # <<<<<<<<<<<<<<
 *                             data.pos[2] = (data.pos[2] >> 1)
 *                             data.level -= 1
 */
            (__pyx_v_data->pos[1]) = ((__pyx_v_data->pos[1]) >> 1);

            /* "yt/geometry/selection_routines.pyx":259
 *                             data.pos[0] = (data.pos[0] >> 1)
 *                             data.pos[1] = (data.pos[1] >> 1)
 *                             data.pos[2] = (data.pos[2] >> 1)             # <<<<<<<<<<<<<<
 *                             data.level -= 1
 *                         elif this_level == 1 and data.oref > 0:
 */
            (__pyx_v_data->pos[2]) = ((__pyx_v_data->pos[2]) >> 1);

            /* "yt/geometry/selection_routines.pyx":260
 *                             data.pos[1] = (data.pos[1] >> 1)
 *                             data.pos[2] = (data.pos[2] >> 1)
 *                             data.level -= 1             # <<<<<<<<<<<<<<
 *                         elif this_level == 1 and data.oref > 0:
 *                             data.global_index += increment
 */
            __pyx_v_data->level = (__pyx_v_data->level - 1);

            /* "yt/geometry/selection_routines.pyx":245
 *                         if root.children != NULL:
 *                             ch = root.children[cind(i, j, k)]
 *                         if iter == 1 and next_level == 1 and ch != NULL:             # <<<<<<<<<<<<<<
 *                             # Note that data.pos is always going to be the
 *                             # position of the Oct -- it is *not* always going
 */
            goto __pyx_L24;
          }

          /* "yt/geometry/selection_routines.pyx":261
 *                             data.pos[2] = (data.pos[2] >> 1)
 *                             data.level -= 1
 *                         elif this_level == 1 and data.oref > 0:             # <<<<<<<<<<<<<<
 *                             data.global_index += increment
 *                             increment = 0
 */
          __pyx_t_4 = ((__pyx_v_this_level == 1) != 0);
          if (__pyx_t_4) {
          } else {
            __pyx_t_3 = __pyx_t_4;
            goto __pyx_L28_bool_binop_done;
          }
          __pyx_t_4 = ((__pyx_v_data->oref > 0) != 0);
          __pyx_t_3 = __pyx_t_4;
          __pyx_L28_bool_binop_done:;
          if (__pyx_t_3) {

            /* "yt/geometry/selection_routines.pyx":262
 *                             data.level -= 1
 *                         elif this_level == 1 and data.oref > 0:
 *                             data.global_index += increment             # <<<<<<<<<<<<<<
 *                             increment = 0
 *                             self.visit_oct_cells(data, root, ch, spos, sdds,
 */
            __pyx_v_data->global_index = (__pyx_v_data->global_index + __pyx_v_increment);

            /* "yt/geometry/selection_routines.pyx":263
 *                         elif this_level == 1 and data.oref > 0:
 *                             data.global_index += increment
 *                             increment = 0             # <<<<<<<<<<<<<<
 *                             self.visit_oct_cells(data, root, ch, spos, sdds,
 *                                                  func, i, j, k)
 */
            __pyx_v_increment = 0;

            /* "yt/geometry/selection_routines.pyx":264
 *                             data.global_index += increment
 *                             increment = 0
 *                             self.visit_oct_cells(data, root, ch, spos, sdds,             # <<<<<<<<<<<<<<
 *                                                  func, i, j, k)
 *                         elif this_level == 1 and increment == 1:
 */
            ((struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_SelectorObject *)__pyx_v_self->__pyx_vtab)->visit_oct_cells(__pyx_v_self, __pyx_v_data, __pyx_v_root, __pyx_v_ch, __pyx_v_spos, __pyx_v_sdds, __pyx_v_func, __pyx_v_i, __pyx_v_j, __pyx_v_k);

            /* "yt/geometry/selection_routines.pyx":261
 *                             data.pos[2] = (data.pos[2] >> 1)
 *                             data.level -= 1
 *                         elif this_level == 1 and data.oref > 0:             # <<<<<<<<<<<<<<
 *                             data.global_index += increment
 *                             increment = 0
 */
            goto __pyx_L24;
          }

          /* "yt/geometry/selection_routines.pyx":266
 *                             self.visit_oct_cells(data, root, ch, spos, sdds,
 *                                                  func, i, j, k)
 *                         elif this_level == 1 and increment == 1:             # <<<<<<<<<<<<<<
 *                             data.global_index += increment
 *                             increment = 0
 */
          __pyx_t_4 = ((__pyx_v_this_level == 1) != 0);
          if (__pyx_t_4) {
          } else {
            __pyx_t_3 = __pyx_t_4;
            goto __pyx_L30_bool_binop_done;
          }
          __pyx_t_4 = ((__pyx_v_increment == 1) != 0);
          __pyx_t_3 = __pyx_t_4;
          __pyx_L30_bool_binop_done:;
          if (__pyx_t_3) {

            /* "yt/geometry/selection_routines.pyx":267
 *                                                  func, i, j, k)
 *                         elif this_level == 1 and increment == 1:
 *                             data.global_index += increment             # <<<<<<<<<<<<<<
 *                             increment = 0
 *                             data.ind[0] = data.ind[1] = data.ind[2] = 0
 */
            __pyx_v_data->global_index = (__pyx_v_data->global_index + __pyx_v_increment);

            /* "yt/geometry/selection_routines.pyx":268
 *                         elif this_level == 1 and increment == 1:
 *                             data.global_index += increment
 *                             increment = 0             # <<<<<<<<<<<<<<
 *                             data.ind[0] = data.ind[1] = data.ind[2] = 0
 *                             func(root, data, 1)
 */
            __pyx_v_increment = 0;

            /* "yt/geometry/selection_routines.pyx":269
 *                             data.global_index += increment
 *                             increment = 0
 *                             data.ind[0] = data.ind[1] = data.ind[2] = 0             # <<<<<<<<<<<<<<
 *                             func(root, data, 1)
 *                         spos[2] += sdds[2]
 */
            (__pyx_v_data->ind[0]) = 0;
            (__pyx_v_data->ind[1]) = 0;
            (__pyx_v_data->ind[2]) = 0;

            /* "yt/geometry/selection_routines.pyx":270
 *                             increment = 0
 *                             data.ind[0] = data.ind[1] = data.ind[2] = 0
 *                             func(root, data, 1)             # <<<<<<<<<<<<<<
 *                         spos[2] += sdds[2]
 *                     spos[1] += sdds[1]
 */
            __pyx_v_func(__pyx_v_root, __pyx_v_data, 1);

            /* "yt/geometry/selection_routines.pyx":266
 *                             self.visit_oct_cells(data, root, ch, spos, sdds,
 *                                                  func, i, j, k)
 *                         elif this_level == 1 and increment == 1:             # <<<<<<<<<<<<<<
 *                             data.global_index += increment
 *                             increment = 0
 */
          }
          __pyx_L24:;

          /* "yt/geometry/selection_routines.pyx":271
 *                             data.ind[0] = data.ind[1] = data.ind[2] = 0
 *                             func(root, data, 1)
 *                         spos[2] += sdds[2]             # <<<<<<<<<<<<<<
 *                     spos[1] += sdds[1]
 *                 spos[0] += sdds[0]
 */
          __pyx_t_8 = 2;
          (__pyx_v_spos[__pyx_t_8]) = ((__pyx_v_spos[__pyx_t_8]) + (__pyx_v_sdds[2]));
        }

        /* "yt/geometry/selection_routines.pyx":272
 *                             func(root, data, 1)
 *                         spos[2] += sdds[2]
 *                     spos[1] += sdds[1]             # <<<<<<<<<<<<<<
 *                 spos[0] += sdds[0]
 *             this_level = 0 # We turn this off for the second pass.
 */
        __pyx_t_8 = 1;
        (__pyx_v_spos[__pyx_t_8]) = ((__pyx_v_spos[__pyx_t_8]) + (__pyx_v_sdds[1]));
      }

      /* "yt/geometry/selection_routines.pyx":273
 *                         spos[2] += sdds[2]
 *                     spos[1] += sdds[1]
 *                 spos[0] += sdds[0]             # <<<<<<<<<<<<<<
 *             this_level = 0 # We turn this off for the second pass.
 *             iter += 1
 */
      __pyx_t_8 = 0;
      (__pyx_v_spos[__pyx_t_8]) = ((__pyx_v_spos[__pyx_t_8]) + (__pyx_v_sdds[0]));
    }

    /* "yt/geometry/selection_routines.pyx":274
 *                     spos[1] += sdds[1]
 *                 spos[0] += sdds[0]
 *             this_level = 0 # We turn this off for the second pass.             # <<<<<<<<<<<<<<
 *             iter += 1
 * 
 */
    __pyx_v_this_level = 0;

    /* "yt/geometry/selection_routines.pyx":275
 *                 spos[0] += sdds[0]
 *             this_level = 0 # We turn this off for the second pass.
 *             iter += 1             # <<<<<<<<<<<<<<
 * 
 *     cdef void visit_oct_cells(self, OctVisitorData *data, Oct *root, Oct *ch,
 */
    __pyx_v_iter = (__pyx_v_iter + 1);
  }

  /* "yt/geometry/selection_routines.pyx":180
 *     @cython.wraparound(False)
 *     @cython.cdivision(True)
 *     cdef void recursively_visit_octs(self, Oct *root,             # <<<<<<<<<<<<<<
 *                         np.float64_t pos[3], np.float64_t dds[3],
 *                         int level,
 */

  /* function exit code */
  __pyx_L0:;
  __Pyx_RefNannyFinishContext();
}

/* "yt/geometry/selection_routines.pyx":277
 *             iter += 1
 * 
 *     cdef void visit_oct_cells(self, OctVisitorData *data, Oct *root, Oct *ch,             # <<<<<<<<<<<<<<
 *                               np.float64_t spos[3], np.float64_t sdds[3],
 *                               oct_visitor_function *func, int i, int j, int k):
 */

static void __pyx_f_2yt_8geometry_18selection_routines_14SelectorObject_visit_oct_cells(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *__pyx_v_self, struct __pyx_t_2yt_8geometry_12oct_visitors_OctVisitorData *__pyx_v_data, struct __pyx_t_2yt_8geometry_12oct_visitors_Oct *__pyx_v_root, struct __pyx_t_2yt_8geometry_12oct_visitors_Oct *__pyx_v_ch, __pyx_t_5numpy_float64_t *__pyx_v_spos, __pyx_t_5numpy_float64_t *__pyx_v_sdds, __pyx_t_2yt_8geometry_12oct_visitors_oct_visitor_function *__pyx_v_func, int __pyx_v_i, int __pyx_v_j, int __pyx_v_k) {
  int __pyx_v_selected;
  __pyx_t_5numpy_float64_t __pyx_v_dds[3];
  __pyx_t_5numpy_float64_t __pyx_v_pos[3];
  int __pyx_v_ci;
  int __pyx_v_cj;
  int __pyx_v_ck;
  int __pyx_v_nr;
  __Pyx_RefNannyDeclarations
  int __pyx_t_1;
  int __pyx_t_2;
  int __pyx_t_3;
  int __pyx_t_4;
  int __pyx_t_5;
  int __pyx_t_6;
  int __pyx_t_7;
  long __pyx_t_8;
  int __pyx_lineno = 0;
  const char *__pyx_filename = NULL;
  int __pyx_clineno = 0;
  __Pyx_RefNannySetupContext("visit_oct_cells", 0);

  /* "yt/geometry/selection_routines.pyx":283
 *         # This saves us some funny-business.
 *         cdef int selected
 *         if data.oref == 1:             # <<<<<<<<<<<<<<
 *             selected = self.select_cell(spos, sdds)
 *             if ch != NULL:
 */
  __pyx_t_1 = ((__pyx_v_data->oref == 1) != 0);
  if (__pyx_t_1) {

    /* "yt/geometry/selection_routines.pyx":284
 *         cdef int selected
 *         if data.oref == 1:
 *             selected = self.select_cell(spos, sdds)             # <<<<<<<<<<<<<<
 *             if ch != NULL:
 *                 selected *= self.overlap_cells
 */
    __pyx_v_selected = ((struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_SelectorObject *)__pyx_v_self->__pyx_vtab)->select_cell(__pyx_v_self, __pyx_v_spos, __pyx_v_sdds);

    /* "yt/geometry/selection_routines.pyx":285
 *         if data.oref == 1:
 *             selected = self.select_cell(spos, sdds)
 *             if ch != NULL:             # <<<<<<<<<<<<<<
 *                 selected *= self.overlap_cells
 *             # data.ind refers to the cell, not to the oct.
 */
    __pyx_t_1 = ((__pyx_v_ch != NULL) != 0);
    if (__pyx_t_1) {

      /* "yt/geometry/selection_routines.pyx":286
 *             selected = self.select_cell(spos, sdds)
 *             if ch != NULL:
 *                 selected *= self.overlap_cells             # <<<<<<<<<<<<<<
 *             # data.ind refers to the cell, not to the oct.
 *             data.ind[0] = i
 */
      __pyx_v_selected = (__pyx_v_selected * __pyx_v_self->overlap_cells);

      /* "yt/geometry/selection_routines.pyx":285
 *         if data.oref == 1:
 *             selected = self.select_cell(spos, sdds)
 *             if ch != NULL:             # <<<<<<<<<<<<<<
 *                 selected *= self.overlap_cells
 *             # data.ind refers to the cell, not to the oct.
 */
    }

    /* "yt/geometry/selection_routines.pyx":288
 *                 selected *= self.overlap_cells
 *             # data.ind refers to the cell, not to the oct.
 *             data.ind[0] = i             # <<<<<<<<<<<<<<
 *             data.ind[1] = j
 *             data.ind[2] = k
 */
    (__pyx_v_data->ind[0]) = __pyx_v_i;

    /* "yt/geometry/selection_routines.pyx":289
 *             # data.ind refers to the cell, not to the oct.
 *             data.ind[0] = i
 *             data.ind[1] = j             # <<<<<<<<<<<<<<
 *             data.ind[2] = k
 *             func(root, data, selected)
 */
    (__pyx_v_data->ind[1]) = __pyx_v_j;

    /* "yt/geometry/selection_routines.pyx":290
 *             data.ind[0] = i
 *             data.ind[1] = j
 *             data.ind[2] = k             # <<<<<<<<<<<<<<
 *             func(root, data, selected)
 *             return
 */
    (__pyx_v_data->ind[2]) = __pyx_v_k;

    /* "yt/geometry/selection_routines.pyx":291
 *             data.ind[1] = j
 *             data.ind[2] = k
 *             func(root, data, selected)             # <<<<<<<<<<<<<<
 *             return
 *         # Okay, now that we've got that out of the way, we have to do some
 */
    __pyx_v_func(__pyx_v_root, __pyx_v_data, __pyx_v_selected);

    /* "yt/geometry/selection_routines.pyx":292
 *             data.ind[2] = k
 *             func(root, data, selected)
 *             return             # <<<<<<<<<<<<<<
 *         # Okay, now that we've got that out of the way, we have to do some
 *         # other checks here.  In this case, spos[] is the position of the
 */
    goto __pyx_L0;

    /* "yt/geometry/selection_routines.pyx":283
 *         # This saves us some funny-business.
 *         cdef int selected
 *         if data.oref == 1:             # <<<<<<<<<<<<<<
 *             selected = self.select_cell(spos, sdds)
 *             if ch != NULL:
 */
  }

  /* "yt/geometry/selection_routines.pyx":301
 *         cdef np.float64_t pos[3]
 *         cdef int ci, cj, ck
 *         cdef int nr = (1 << (data.oref - 1))             # <<<<<<<<<<<<<<
 *         for ci in range(3):
 *             dds[ci] = sdds[ci] / nr
 */
  __pyx_v_nr = (1 << (__pyx_v_data->oref - 1));

  /* "yt/geometry/selection_routines.pyx":302
 *         cdef int ci, cj, ck
 *         cdef int nr = (1 << (data.oref - 1))
 *         for ci in range(3):             # <<<<<<<<<<<<<<
 *             dds[ci] = sdds[ci] / nr
 *         # Boot strap at the first index.
 */
  for (__pyx_t_2 = 0; __pyx_t_2 < 3; __pyx_t_2+=1) {
    __pyx_v_ci = __pyx_t_2;

    /* "yt/geometry/selection_routines.pyx":303
 *         cdef int nr = (1 << (data.oref - 1))
 *         for ci in range(3):
 *             dds[ci] = sdds[ci] / nr             # <<<<<<<<<<<<<<
 *         # Boot strap at the first index.
 *         pos[0] = (spos[0] - sdds[0]/2.0) + dds[0] * 0.5
 */
    if (unlikely(__pyx_v_nr == 0)) {
      PyErr_SetString(PyExc_ZeroDivisionError, "float division");
      {__pyx_filename = __pyx_f[0]; __pyx_lineno = 303; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
    }
    (__pyx_v_dds[__pyx_v_ci]) = ((__pyx_v_sdds[__pyx_v_ci]) / __pyx_v_nr);
  }

  /* "yt/geometry/selection_routines.pyx":305
 *             dds[ci] = sdds[ci] / nr
 *         # Boot strap at the first index.
 *         pos[0] = (spos[0] - sdds[0]/2.0) + dds[0] * 0.5             # <<<<<<<<<<<<<<
 *         for ci in range(nr):
 *             pos[1] = (spos[1] - sdds[1]/2.0) + dds[1] * 0.5
 */
  (__pyx_v_pos[0]) = (((__pyx_v_spos[0]) - ((__pyx_v_sdds[0]) / 2.0)) + ((__pyx_v_dds[0]) * 0.5));

  /* "yt/geometry/selection_routines.pyx":306
 *         # Boot strap at the first index.
 *         pos[0] = (spos[0] - sdds[0]/2.0) + dds[0] * 0.5
 *         for ci in range(nr):             # <<<<<<<<<<<<<<
 *             pos[1] = (spos[1] - sdds[1]/2.0) + dds[1] * 0.5
 *             for cj in range(nr):
 */
  __pyx_t_2 = __pyx_v_nr;
  for (__pyx_t_3 = 0; __pyx_t_3 < __pyx_t_2; __pyx_t_3+=1) {
    __pyx_v_ci = __pyx_t_3;

    /* "yt/geometry/selection_routines.pyx":307
 *         pos[0] = (spos[0] - sdds[0]/2.0) + dds[0] * 0.5
 *         for ci in range(nr):
 *             pos[1] = (spos[1] - sdds[1]/2.0) + dds[1] * 0.5             # <<<<<<<<<<<<<<
 *             for cj in range(nr):
 *                 pos[2] = (spos[2] - sdds[2]/2.0) + dds[2] * 0.5
 */
    (__pyx_v_pos[1]) = (((__pyx_v_spos[1]) - ((__pyx_v_sdds[1]) / 2.0)) + ((__pyx_v_dds[1]) * 0.5));

    /* "yt/geometry/selection_routines.pyx":308
 *         for ci in range(nr):
 *             pos[1] = (spos[1] - sdds[1]/2.0) + dds[1] * 0.5
 *             for cj in range(nr):             # <<<<<<<<<<<<<<
 *                 pos[2] = (spos[2] - sdds[2]/2.0) + dds[2] * 0.5
 *                 for ck in range(nr):
 */
    __pyx_t_4 = __pyx_v_nr;
    for (__pyx_t_5 = 0; __pyx_t_5 < __pyx_t_4; __pyx_t_5+=1) {
      __pyx_v_cj = __pyx_t_5;

      /* "yt/geometry/selection_routines.pyx":309
 *             pos[1] = (spos[1] - sdds[1]/2.0) + dds[1] * 0.5
 *             for cj in range(nr):
 *                 pos[2] = (spos[2] - sdds[2]/2.0) + dds[2] * 0.5             # <<<<<<<<<<<<<<
 *                 for ck in range(nr):
 *                     selected = self.select_cell(pos, dds)
 */
      (__pyx_v_pos[2]) = (((__pyx_v_spos[2]) - ((__pyx_v_sdds[2]) / 2.0)) + ((__pyx_v_dds[2]) * 0.5));

      /* "yt/geometry/selection_routines.pyx":310
 *             for cj in range(nr):
 *                 pos[2] = (spos[2] - sdds[2]/2.0) + dds[2] * 0.5
 *                 for ck in range(nr):             # <<<<<<<<<<<<<<
 *                     selected = self.select_cell(pos, dds)
 *                     if ch != NULL:
 */
      __pyx_t_6 = __pyx_v_nr;
      for (__pyx_t_7 = 0; __pyx_t_7 < __pyx_t_6; __pyx_t_7+=1) {
        __pyx_v_ck = __pyx_t_7;

        /* "yt/geometry/selection_routines.pyx":311
 *                 pos[2] = (spos[2] - sdds[2]/2.0) + dds[2] * 0.5
 *                 for ck in range(nr):
 *                     selected = self.select_cell(pos, dds)             # <<<<<<<<<<<<<<
 *                     if ch != NULL:
 *                         selected *= self.overlap_cells
 */
        __pyx_v_selected = ((struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_SelectorObject *)__pyx_v_self->__pyx_vtab)->select_cell(__pyx_v_self, __pyx_v_pos, __pyx_v_dds);

        /* "yt/geometry/selection_routines.pyx":312
 *                 for ck in range(nr):
 *                     selected = self.select_cell(pos, dds)
 *                     if ch != NULL:             # <<<<<<<<<<<<<<
 *                         selected *= self.overlap_cells
 *                     data.ind[0] = ci + i * nr
 */
        __pyx_t_1 = ((__pyx_v_ch != NULL) != 0);
        if (__pyx_t_1) {

          /* "yt/geometry/selection_routines.pyx":313
 *                     selected = self.select_cell(pos, dds)
 *                     if ch != NULL:
 *                         selected *= self.overlap_cells             # <<<<<<<<<<<<<<
 *                     data.ind[0] = ci + i * nr
 *                     data.ind[1] = cj + j * nr
 */
          __pyx_v_selected = (__pyx_v_selected * __pyx_v_self->overlap_cells);

          /* "yt/geometry/selection_routines.pyx":312
 *                 for ck in range(nr):
 *                     selected = self.select_cell(pos, dds)
 *                     if ch != NULL:             # <<<<<<<<<<<<<<
 *                         selected *= self.overlap_cells
 *                     data.ind[0] = ci + i * nr
 */
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        /* "yt/geometry/selection_routines.pyx":314
 *                     if ch != NULL:
 *                         selected *= self.overlap_cells
 *                     data.ind[0] = ci + i * nr             # <<<<<<<<<<<<<<
 *                     data.ind[1] = cj + j * nr
 *                     data.ind[2] = ck + k * nr
 */
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        /* "yt/geometry/selection_routines.pyx":315
 *                         selected *= self.overlap_cells
 *                     data.ind[0] = ci + i * nr
 *                     data.ind[1] = cj + j * nr             # <<<<<<<<<<<<<<
 *                     data.ind[2] = ck + k * nr
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 */
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        /* "yt/geometry/selection_routines.pyx":316
 *                     data.ind[0] = ci + i * nr
 *                     data.ind[1] = cj + j * nr
 *                     data.ind[2] = ck + k * nr             # <<<<<<<<<<<<<<
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 *                     pos[2] += dds[2]
 */
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        /* "yt/geometry/selection_routines.pyx":317
 *                     data.ind[1] = cj + j * nr
 *                     data.ind[2] = ck + k * nr
 *                     func(root, data, selected)             # <<<<<<<<<<<<<<
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        /* "yt/geometry/selection_routines.pyx":318
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 *     cdef void visit_oct_cells(self, OctVisitorData *data, Oct *root, Oct *ch,             # <<<<<<<<<<<<<<
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 */

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/* "yt/geometry/selection_routines.pyx":325
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 *                                np.float64_t right_edge[3],
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 */

static int __pyx_f_2yt_8geometry_18selection_routines_14SelectorObject_select_grid(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *__pyx_v_self, __pyx_t_5numpy_float64_t *__pyx_v_left_edge, __pyx_t_5numpy_float64_t *__pyx_v_right_edge, __pyx_t_5numpy_int32_t __pyx_v_level, struct __pyx_opt_args_2yt_8geometry_18selection_routines_14SelectorObject_select_grid *__pyx_optional_args) {
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  /* "yt/geometry/selection_routines.pyx":328
 *                                np.float64_t right_edge[3],
 *                                np.int32_t level, Oct *o = NULL) nogil:
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 */
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  /* "yt/geometry/selection_routines.pyx":329
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 * 
 *     cdef int select_cell(self, np.float64_t pos[3], np.float64_t dds[3]) nogil:
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  /* "yt/geometry/selection_routines.pyx":325
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 *     @cython.cdivision(True)
 *     cdef int select_grid(self, np.float64_t left_edge[3],             # <<<<<<<<<<<<<<
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 */

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/* "yt/geometry/selection_routines.pyx":331
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 * 
 *     cdef int select_cell(self, np.float64_t pos[3], np.float64_t dds[3]) nogil:             # <<<<<<<<<<<<<<
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 */

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  /* "yt/geometry/selection_routines.pyx":332
 * 
 *     cdef int select_cell(self, np.float64_t pos[3], np.float64_t dds[3]) nogil:
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 * 
 *     cdef int select_point(self, np.float64_t pos[3]) nogil:
 */
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  /* "yt/geometry/selection_routines.pyx":331
 *         return self.select_bbox(left_edge, right_edge)
 * 
 *     cdef int select_cell(self, np.float64_t pos[3], np.float64_t dds[3]) nogil:             # <<<<<<<<<<<<<<
 *         return 0
 * 
 */

  /* function exit code */
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}

/* "yt/geometry/selection_routines.pyx":334
 *         return 0
 * 
 *     cdef int select_point(self, np.float64_t pos[3]) nogil:             # <<<<<<<<<<<<<<
 *         return 0
 * 
 */

static int __pyx_f_2yt_8geometry_18selection_routines_14SelectorObject_select_point(CYTHON_UNUSED struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *__pyx_v_self, CYTHON_UNUSED __pyx_t_5numpy_float64_t *__pyx_v_pos) {
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  /* "yt/geometry/selection_routines.pyx":335
 * 
 *     cdef int select_point(self, np.float64_t pos[3]) nogil:
 *         return 0             # <<<<<<<<<<<<<<
 * 
 *     cdef int select_sphere(self, np.float64_t pos[3], np.float64_t radius) nogil:
 */
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  /* "yt/geometry/selection_routines.pyx":334
 *         return 0
 * 
 *     cdef int select_point(self, np.float64_t pos[3]) nogil:             # <<<<<<<<<<<<<<
 *         return 0
 * 
 */

  /* function exit code */
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/* "yt/geometry/selection_routines.pyx":337
 *         return 0
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 *     cdef int select_sphere(self, np.float64_t pos[3], np.float64_t radius) nogil:             # <<<<<<<<<<<<<<
 *         return 0
 * 
 */

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  /* "yt/geometry/selection_routines.pyx":338
 * 
 *     cdef int select_sphere(self, np.float64_t pos[3], np.float64_t radius) nogil:
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 * 
 *     cdef int select_bbox(self, np.float64_t left_edge[3],
 */
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  /* "yt/geometry/selection_routines.pyx":337
 *         return 0
 * 
 *     cdef int select_sphere(self, np.float64_t pos[3], np.float64_t radius) nogil:             # <<<<<<<<<<<<<<
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 * 
 */

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/* "yt/geometry/selection_routines.pyx":340
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 *     cdef int select_bbox(self, np.float64_t left_edge[3],             # <<<<<<<<<<<<<<
 *                                np.float64_t right_edge[3]) nogil:
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 */

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 *     cdef int select_bbox(self, np.float64_t left_edge[3],
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 *     @cython.boundscheck(False)
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  /* "yt/geometry/selection_routines.pyx":340
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 * 
 *     cdef int select_bbox(self, np.float64_t left_edge[3],             # <<<<<<<<<<<<<<
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/* "yt/geometry/selection_routines.pyx":347
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 *         cdef np.float64_t rel = x1 - x2
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 */
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 *             return 0
 *         if level == self.max_level:             # <<<<<<<<<<<<<<
 *             this_level = 1
 *         with nogil:
 */
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    /* "yt/geometry/selection_routines.pyx":470
 *             return 0
 *         if level == self.max_level:
 *             this_level = 1             # <<<<<<<<<<<<<<
 *         with nogil:
 *             pos[0] = left_edge[0] + dds[0] * 0.5
 */
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    /* "yt/geometry/selection_routines.pyx":469
 *         if level < self.min_level or level > self.max_level:
 *             return 0
 *         if level == self.max_level:             # <<<<<<<<<<<<<<
 *             this_level = 1
 *         with nogil:
 */
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  /* "yt/geometry/selection_routines.pyx":471
 *         if level == self.max_level:
 *             this_level = 1
 *         with nogil:             # <<<<<<<<<<<<<<
 *             pos[0] = left_edge[0] + dds[0] * 0.5
 *             for i in range(dim[0]):
 */
  {
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      PyThreadState *_save;
      Py_UNBLOCK_THREADS
      #endif
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        /* "yt/geometry/selection_routines.pyx":472
 *             this_level = 1
 *         with nogil:
 *             pos[0] = left_edge[0] + dds[0] * 0.5             # <<<<<<<<<<<<<<
 *             for i in range(dim[0]):
 *                 pos[1] = left_edge[1] + dds[1] * 0.5
 */
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        /* "yt/geometry/selection_routines.pyx":473
 *         with nogil:
 *             pos[0] = left_edge[0] + dds[0] * 0.5
 *             for i in range(dim[0]):             # <<<<<<<<<<<<<<
 *                 pos[1] = left_edge[1] + dds[1] * 0.5
 *                 for j in range(dim[1]):
 */
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          /* "yt/geometry/selection_routines.pyx":474
 *             pos[0] = left_edge[0] + dds[0] * 0.5
 *             for i in range(dim[0]):
 *                 pos[1] = left_edge[1] + dds[1] * 0.5             # <<<<<<<<<<<<<<
 *                 for j in range(dim[1]):
 *                     pos[2] = left_edge[2] + dds[2] * 0.5
 */
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          /* "yt/geometry/selection_routines.pyx":475
 *             for i in range(dim[0]):
 *                 pos[1] = left_edge[1] + dds[1] * 0.5
 *                 for j in range(dim[1]):             # <<<<<<<<<<<<<<
 *                     pos[2] = left_edge[2] + dds[2] * 0.5
 *                     for k in range(dim[2]):
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            /* "yt/geometry/selection_routines.pyx":476
 *                 pos[1] = left_edge[1] + dds[1] * 0.5
 *                 for j in range(dim[1]):
 *                     pos[2] = left_edge[2] + dds[2] * 0.5             # <<<<<<<<<<<<<<
 *                     for k in range(dim[2]):
 *                         if child_mask[i, j, k] == 1 or this_level == 1:
 */
            (__pyx_v_pos[2]) = ((__pyx_v_left_edge[2]) + ((__pyx_v_dds[2]) * 0.5));

            /* "yt/geometry/selection_routines.pyx":477
 *                 for j in range(dim[1]):
 *                     pos[2] = left_edge[2] + dds[2] * 0.5
 *                     for k in range(dim[2]):             # <<<<<<<<<<<<<<
 *                         if child_mask[i, j, k] == 1 or this_level == 1:
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 */
            __pyx_t_7 = (__pyx_v_dim[2]);
            for (__pyx_t_8 = 0; __pyx_t_8 < __pyx_t_7; __pyx_t_8+=1) {
              __pyx_v_k = __pyx_t_8;

              /* "yt/geometry/selection_routines.pyx":478
 *                     pos[2] = left_edge[2] + dds[2] * 0.5
 *                     for k in range(dim[2]):
 *                         if child_mask[i, j, k] == 1 or this_level == 1:             # <<<<<<<<<<<<<<
 *                             mask[i, j, k] = self.select_cell(pos, dds)
 *                             total += mask[i, j, k]
 */
              __pyx_t_9 = __pyx_v_i;
              __pyx_t_10 = __pyx_v_j;
              __pyx_t_11 = __pyx_v_k;
              __pyx_t_2 = (((*__Pyx_BufPtrStrided3d(__pyx_t_5numpy_uint8_t *, __pyx_pybuffernd_child_mask.rcbuffer->pybuffer.buf, __pyx_t_9, __pyx_pybuffernd_child_mask.diminfo[0].strides, __pyx_t_10, __pyx_pybuffernd_child_mask.diminfo[1].strides, __pyx_t_11, __pyx_pybuffernd_child_mask.diminfo[2].strides)) == 1) != 0);
              if (!__pyx_t_2) {
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                /* "yt/geometry/selection_routines.pyx":479
 *                     for k in range(dim[2]):
 *                         if child_mask[i, j, k] == 1 or this_level == 1:
 *                             mask[i, j, k] = self.select_cell(pos, dds)             # <<<<<<<<<<<<<<
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 *                         pos[2] += dds[2]
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                /* "yt/geometry/selection_routines.pyx":480
 *                         if child_mask[i, j, k] == 1 or this_level == 1:
 *                             mask[i, j, k] = self.select_cell(pos, dds)
 *                             total += mask[i, j, k]             # <<<<<<<<<<<<<<
 *                         pos[2] += dds[2]
 *                     pos[1] += dds[1]
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                /* "yt/geometry/selection_routines.pyx":478
 *                     pos[2] = left_edge[2] + dds[2] * 0.5
 *                     for k in range(dim[2]):
 *                         if child_mask[i, j, k] == 1 or this_level == 1:             # <<<<<<<<<<<<<<
 *                             mask[i, j, k] = self.select_cell(pos, dds)
 *                             total += mask[i, j, k]
 */
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              /* "yt/geometry/selection_routines.pyx":481
 *                             mask[i, j, k] = self.select_cell(pos, dds)
 *                             total += mask[i, j, k]
 *                         pos[2] += dds[2]             # <<<<<<<<<<<<<<
 *                     pos[1] += dds[1]
 *                 pos[0] += dds[0]
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            /* "yt/geometry/selection_routines.pyx":482
 *                             total += mask[i, j, k]
 *                         pos[2] += dds[2]
 *                     pos[1] += dds[1]             # <<<<<<<<<<<<<<
 *                 pos[0] += dds[0]
 *         return total
 */
            __pyx_t_18 = 1;
            (__pyx_v_pos[__pyx_t_18]) = ((__pyx_v_pos[__pyx_t_18]) + (__pyx_v_dds[1]));
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          /* "yt/geometry/selection_routines.pyx":483
 *                         pos[2] += dds[2]
 *                     pos[1] += dds[1]
 *                 pos[0] += dds[0]             # <<<<<<<<<<<<<<
 *         return total
 * 
 */
          __pyx_t_18 = 0;
          (__pyx_v_pos[__pyx_t_18]) = ((__pyx_v_pos[__pyx_t_18]) + (__pyx_v_dds[0]));
        }
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      /* "yt/geometry/selection_routines.pyx":471
 *         if level == self.max_level:
 *             this_level = 1
 *         with nogil:             # <<<<<<<<<<<<<<
 *             pos[0] = left_edge[0] + dds[0] * 0.5
 *             for i in range(dim[0]):
 */
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        /*normal exit:*/{
          #ifdef WITH_THREAD
          Py_BLOCK_THREADS
          #endif
          goto __pyx_L9;
        }
        __pyx_L9:;
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  /* "yt/geometry/selection_routines.pyx":484
 *                     pos[1] += dds[1]
 *                 pos[0] += dds[0]
 *         return total             # <<<<<<<<<<<<<<
 * 
 *     @cython.boundscheck(False)
 */
  __pyx_r = __pyx_v_total;
  goto __pyx_L0;

  /* "yt/geometry/selection_routines.pyx":458
 *     @cython.wraparound(False)
 *     @cython.cdivision(True)
 *     cdef int fill_mask_selector(self, np.float64_t left_edge[3],             # <<<<<<<<<<<<<<
 *                                 np.float64_t right_edge[3],
 *                                 np.float64_t dds[3], int dim[3],
 */

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  __Pyx_SafeReleaseBuffer(&__pyx_pybuffernd_child_mask.rcbuffer->pybuffer);
  __Pyx_SafeReleaseBuffer(&__pyx_pybuffernd_mask.rcbuffer->pybuffer);
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/* "yt/geometry/selection_routines.pyx":489
 *     @cython.wraparound(False)
 *     @cython.cdivision(True)
 *     cdef void visit_grid_cells(self, GridVisitorData *data,             # <<<<<<<<<<<<<<
 *                               grid_visitor_function *func,
 *                               np.uint8_t *cached_mask = NULL):
 */

static void __pyx_f_2yt_8geometry_18selection_routines_14SelectorObject_visit_grid_cells(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *__pyx_v_self, struct __pyx_t_2yt_8geometry_13grid_visitors_GridVisitorData *__pyx_v_data, __pyx_t_2yt_8geometry_13grid_visitors_grid_visitor_function *__pyx_v_func, struct __pyx_opt_args_2yt_8geometry_18selection_routines_14SelectorObject_visit_grid_cells *__pyx_optional_args) {

  /* "yt/geometry/selection_routines.pyx":491
 *     cdef void visit_grid_cells(self, GridVisitorData *data,
 *                               grid_visitor_function *func,
 *                               np.uint8_t *cached_mask = NULL):             # <<<<<<<<<<<<<<
 *         # This function accepts a grid visitor function, the data that
 *         # corresponds to the current grid being examined (the most important
 */
  __pyx_t_5numpy_uint8_t *__pyx_v_cached_mask = ((__pyx_t_5numpy_uint8_t *)NULL);
  __pyx_t_5numpy_float64_t __pyx_v_left_edge[3];
  __pyx_t_5numpy_float64_t __pyx_v_right_edge[3];
  __pyx_t_5numpy_float64_t __pyx_v_dds[3];
  int __pyx_v_dim[3];
  int __pyx_v_level;
  int __pyx_v_i;
  CYTHON_UNUSED int __pyx_v_total;
  int __pyx_v_this_level;
  __pyx_t_5numpy_float64_t __pyx_v_pos[3];
  __pyx_t_5numpy_uint8_t __pyx_v_child_masked;
  __pyx_t_5numpy_uint8_t __pyx_v_selected;
  CYTHON_UNUSED int __pyx_v_j;
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  int __pyx_t_2;
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  int __pyx_t_7;
  int __pyx_t_8;
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  /* "yt/geometry/selection_routines.pyx":500
 *         cdef np.float64_t dds[3]
 *         cdef int dim[3], level, i
 *         cdef int total = 0, this_level = 0             # <<<<<<<<<<<<<<
 *         cdef np.float64_t pos[3]
 *         level = data.grid.level
 */
  __pyx_v_total = 0;
  __pyx_v_this_level = 0;

  /* "yt/geometry/selection_routines.pyx":502
 *         cdef int total = 0, this_level = 0
 *         cdef np.float64_t pos[3]
 *         level = data.grid.level             # <<<<<<<<<<<<<<
 *         if level < self.min_level or level > self.max_level:
 *             return
 */
  __pyx_t_1 = __pyx_v_data->grid->level;
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  /* "yt/geometry/selection_routines.pyx":503
 *         cdef np.float64_t pos[3]
 *         level = data.grid.level
 *         if level < self.min_level or level > self.max_level:             # <<<<<<<<<<<<<<
 *             return
 *         if level == self.max_level:
 */
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    /* "yt/geometry/selection_routines.pyx":504
 *         level = data.grid.level
 *         if level < self.min_level or level > self.max_level:
 *             return             # <<<<<<<<<<<<<<
 *         if level == self.max_level:
 *             this_level = 1
 */
    goto __pyx_L0;

    /* "yt/geometry/selection_routines.pyx":503
 *         cdef np.float64_t pos[3]
 *         level = data.grid.level
 *         if level < self.min_level or level > self.max_level:             # <<<<<<<<<<<<<<
 *             return
 *         if level == self.max_level:
 */
  }

  /* "yt/geometry/selection_routines.pyx":505
 *         if level < self.min_level or level > self.max_level:
 *             return
 *         if level == self.max_level:             # <<<<<<<<<<<<<<
 *             this_level = 1
 *         cdef np.uint8_t child_masked, selected
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    /* "yt/geometry/selection_routines.pyx":506
 *             return
 *         if level == self.max_level:
 *             this_level = 1             # <<<<<<<<<<<<<<
 *         cdef np.uint8_t child_masked, selected
 *         for i in range(3):
 */
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    /* "yt/geometry/selection_routines.pyx":505
 *         if level < self.min_level or level > self.max_level:
 *             return
 *         if level == self.max_level:             # <<<<<<<<<<<<<<
 *             this_level = 1
 *         cdef np.uint8_t child_masked, selected
 */
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  /* "yt/geometry/selection_routines.pyx":508
 *             this_level = 1
 *         cdef np.uint8_t child_masked, selected
 *         for i in range(3):             # <<<<<<<<<<<<<<
 *             left_edge[i] = data.grid.left_edge[i]
 *             right_edge[i] = data.grid.right_edge[i]
 */
  for (__pyx_t_1 = 0; __pyx_t_1 < 3; __pyx_t_1+=1) {
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    /* "yt/geometry/selection_routines.pyx":509
 *         cdef np.uint8_t child_masked, selected
 *         for i in range(3):
 *             left_edge[i] = data.grid.left_edge[i]             # <<<<<<<<<<<<<<
 *             right_edge[i] = data.grid.right_edge[i]
 *             dds[i] = (right_edge[i] - left_edge[i])/data.grid.dims[i]
 */
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    /* "yt/geometry/selection_routines.pyx":510
 *         for i in range(3):
 *             left_edge[i] = data.grid.left_edge[i]
 *             right_edge[i] = data.grid.right_edge[i]             # <<<<<<<<<<<<<<
 *             dds[i] = (right_edge[i] - left_edge[i])/data.grid.dims[i]
 *             dim[i] = data.grid.dims[i]
 */
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    /* "yt/geometry/selection_routines.pyx":511
 *             left_edge[i] = data.grid.left_edge[i]
 *             right_edge[i] = data.grid.right_edge[i]
 *             dds[i] = (right_edge[i] - left_edge[i])/data.grid.dims[i]             # <<<<<<<<<<<<<<
 *             dim[i] = data.grid.dims[i]
 *         with nogil:
 */
    (__pyx_v_dds[__pyx_v_i]) = (((__pyx_v_right_edge[__pyx_v_i]) - (__pyx_v_left_edge[__pyx_v_i])) / (__pyx_v_data->grid->dims[__pyx_v_i]));

    /* "yt/geometry/selection_routines.pyx":512
 *             right_edge[i] = data.grid.right_edge[i]
 *             dds[i] = (right_edge[i] - left_edge[i])/data.grid.dims[i]
 *             dim[i] = data.grid.dims[i]             # <<<<<<<<<<<<<<
 *         with nogil:
 *             pos[0] = left_edge[0] + dds[0] * 0.5
 */
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  /* "yt/geometry/selection_routines.pyx":513
 *             dds[i] = (right_edge[i] - left_edge[i])/data.grid.dims[i]
 *             dim[i] = data.grid.dims[i]
 *         with nogil:             # <<<<<<<<<<<<<<
 *             pos[0] = left_edge[0] + dds[0] * 0.5
 *             data.pos[0] = 0
 */
  {
      #ifdef WITH_THREAD
      PyThreadState *_save;
      Py_UNBLOCK_THREADS
      #endif
      /*try:*/ {

        /* "yt/geometry/selection_routines.pyx":514
 *             dim[i] = data.grid.dims[i]
 *         with nogil:
 *             pos[0] = left_edge[0] + dds[0] * 0.5             # <<<<<<<<<<<<<<
 *             data.pos[0] = 0
 *             for i in range(dim[0]):
 */
        (__pyx_v_pos[0]) = ((__pyx_v_left_edge[0]) + ((__pyx_v_dds[0]) * 0.5));

        /* "yt/geometry/selection_routines.pyx":515
 *         with nogil:
 *             pos[0] = left_edge[0] + dds[0] * 0.5
 *             data.pos[0] = 0             # <<<<<<<<<<<<<<
 *             for i in range(dim[0]):
 *                 pos[1] = left_edge[1] + dds[1] * 0.5
 */
        (__pyx_v_data->pos[0]) = 0;

        /* "yt/geometry/selection_routines.pyx":516
 *             pos[0] = left_edge[0] + dds[0] * 0.5
 *             data.pos[0] = 0
 *             for i in range(dim[0]):             # <<<<<<<<<<<<<<
 *                 pos[1] = left_edge[1] + dds[1] * 0.5
 *                 data.pos[1] = 0
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          /* "yt/geometry/selection_routines.pyx":517
 *             data.pos[0] = 0
 *             for i in range(dim[0]):
 *                 pos[1] = left_edge[1] + dds[1] * 0.5             # <<<<<<<<<<<<<<
 *                 data.pos[1] = 0
 *                 for j in range(dim[1]):
 */
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          /* "yt/geometry/selection_routines.pyx":518
 *             for i in range(dim[0]):
 *                 pos[1] = left_edge[1] + dds[1] * 0.5
 *                 data.pos[1] = 0             # <<<<<<<<<<<<<<
 *                 for j in range(dim[1]):
 *                     pos[2] = left_edge[2] + dds[2] * 0.5
 */
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          /* "yt/geometry/selection_routines.pyx":519
 *                 pos[1] = left_edge[1] + dds[1] * 0.5
 *                 data.pos[1] = 0
 *                 for j in range(dim[1]):             # <<<<<<<<<<<<<<
 *                     pos[2] = left_edge[2] + dds[2] * 0.5
 *                     data.pos[2] = 0
 */
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/* "yt/geometry/selection_routines.pyx":728
 *     @cython.wraparound(False)
 *     @cython.cdivision(True)
 *     cdef int select_cell(self, np.float64_t pos[3], np.float64_t dds[3]) nogil:             # <<<<<<<<<<<<<<
 *         # sphere center either inside cell or center of cell lies inside sphere
 *         if (pos[0] - 0.5*dds[0] <= self.center[0] <= pos[0]+0.5*dds[0] and
 */

static int __pyx_f_2yt_8geometry_18selection_routines_14SphereSelector_select_cell(struct __pyx_obj_2yt_8geometry_18selection_routines_SphereSelector *__pyx_v_self, __pyx_t_5numpy_float64_t *__pyx_v_pos, __pyx_t_5numpy_float64_t *__pyx_v_dds) {
  int __pyx_r;
  int __pyx_t_1;
  int __pyx_t_2;
  int __pyx_t_3;

  /* "yt/geometry/selection_routines.pyx":730
 *     cdef int select_cell(self, np.float64_t pos[3], np.float64_t dds[3]) nogil:
 *         # sphere center either inside cell or center of cell lies inside sphere
 *         if (pos[0] - 0.5*dds[0] <= self.center[0] <= pos[0]+0.5*dds[0] and             # <<<<<<<<<<<<<<
 *             pos[1] - 0.5*dds[1] <= self.center[1] <= pos[1]+0.5*dds[1] and
 *             pos[2] - 0.5*dds[2] <= self.center[2] <= pos[2]+0.5*dds[2]):
 */
  __pyx_t_2 = (((__pyx_v_pos[0]) - (0.5 * (__pyx_v_dds[0]))) <= (__pyx_v_self->center[0]));
  if (__pyx_t_2) {
    __pyx_t_2 = ((__pyx_v_self->center[0]) <= ((__pyx_v_pos[0]) + (0.5 * (__pyx_v_dds[0]))));
  }
  __pyx_t_3 = (__pyx_t_2 != 0);
  if (__pyx_t_3) {
  } else {
    __pyx_t_1 = __pyx_t_3;
    goto __pyx_L4_bool_binop_done;
  }

  /* "yt/geometry/selection_routines.pyx":731
 *         # sphere center either inside cell or center of cell lies inside sphere
 *         if (pos[0] - 0.5*dds[0] <= self.center[0] <= pos[0]+0.5*dds[0] and
 *             pos[1] - 0.5*dds[1] <= self.center[1] <= pos[1]+0.5*dds[1] and             # <<<<<<<<<<<<<<
 *             pos[2] - 0.5*dds[2] <= self.center[2] <= pos[2]+0.5*dds[2]):
 *             return 1
 */
  __pyx_t_3 = (((__pyx_v_pos[1]) - (0.5 * (__pyx_v_dds[1]))) <= (__pyx_v_self->center[1]));
  if (__pyx_t_3) {
    __pyx_t_3 = ((__pyx_v_self->center[1]) <= ((__pyx_v_pos[1]) + (0.5 * (__pyx_v_dds[1]))));
  }
  __pyx_t_2 = (__pyx_t_3 != 0);
  if (__pyx_t_2) {
  } else {
    __pyx_t_1 = __pyx_t_2;
    goto __pyx_L4_bool_binop_done;
  }

  /* "yt/geometry/selection_routines.pyx":732
 *         if (pos[0] - 0.5*dds[0] <= self.center[0] <= pos[0]+0.5*dds[0] and
 *             pos[1] - 0.5*dds[1] <= self.center[1] <= pos[1]+0.5*dds[1] and
 *             pos[2] - 0.5*dds[2] <= self.center[2] <= pos[2]+0.5*dds[2]):             # <<<<<<<<<<<<<<
 *             return 1
 *         return self.select_point(pos)
 */
  __pyx_t_2 = (((__pyx_v_pos[2]) - (0.5 * (__pyx_v_dds[2]))) <= (__pyx_v_self->center[2]));
  if (__pyx_t_2) {
    __pyx_t_2 = ((__pyx_v_self->center[2]) <= ((__pyx_v_pos[2]) + (0.5 * (__pyx_v_dds[2]))));
  }
  __pyx_t_3 = (__pyx_t_2 != 0);
  __pyx_t_1 = __pyx_t_3;
  __pyx_L4_bool_binop_done:;

  /* "yt/geometry/selection_routines.pyx":730
 *     cdef int select_cell(self, np.float64_t pos[3], np.float64_t dds[3]) nogil:
 *         # sphere center either inside cell or center of cell lies inside sphere
 *         if (pos[0] - 0.5*dds[0] <= self.center[0] <= pos[0]+0.5*dds[0] and             # <<<<<<<<<<<<<<
 *             pos[1] - 0.5*dds[1] <= self.center[1] <= pos[1]+0.5*dds[1] and
 *             pos[2] - 0.5*dds[2] <= self.center[2] <= pos[2]+0.5*dds[2]):
 */
  if (__pyx_t_1) {

    /* "yt/geometry/selection_routines.pyx":733
 *             pos[1] - 0.5*dds[1] <= self.center[1] <= pos[1]+0.5*dds[1] and
 *             pos[2] - 0.5*dds[2] <= self.center[2] <= pos[2]+0.5*dds[2]):
 *             return 1             # <<<<<<<<<<<<<<
 *         return self.select_point(pos)
 * 
 */
    __pyx_r = 1;
    goto __pyx_L0;

    /* "yt/geometry/selection_routines.pyx":730
 *     cdef int select_cell(self, np.float64_t pos[3], np.float64_t dds[3]) nogil:
 *         # sphere center either inside cell or center of cell lies inside sphere
 *         if (pos[0] - 0.5*dds[0] <= self.center[0] <= pos[0]+0.5*dds[0] and             # <<<<<<<<<<<<<<
 *             pos[1] - 0.5*dds[1] <= self.center[1] <= pos[1]+0.5*dds[1] and
 *             pos[2] - 0.5*dds[2] <= self.center[2] <= pos[2]+0.5*dds[2]):
 */
  }

  /* "yt/geometry/selection_routines.pyx":734
 *             pos[2] - 0.5*dds[2] <= self.center[2] <= pos[2]+0.5*dds[2]):
 *             return 1
 *         return self.select_point(pos)             # <<<<<<<<<<<<<<
 * 
 *     @cython.boundscheck(False)
 */
  __pyx_r = ((struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_SphereSelector *)__pyx_v_self->__pyx_base.__pyx_vtab)->__pyx_base.select_point(((struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *)__pyx_v_self), __pyx_v_pos);
  goto __pyx_L0;

  /* "yt/geometry/selection_routines.pyx":728
 *     @cython.wraparound(False)
 *     @cython.cdivision(True)
 *     cdef int select_cell(self, np.float64_t pos[3], np.float64_t dds[3]) nogil:             # <<<<<<<<<<<<<<
 *         # sphere center either inside cell or center of cell lies inside sphere
 *         if (pos[0] - 0.5*dds[0] <= self.center[0] <= pos[0]+0.5*dds[0] and
 */

  /* function exit code */
  __pyx_L0:;
  return __pyx_r;
}

/* "yt/geometry/selection_routines.pyx":739
 *     @cython.wraparound(False)
 *     @cython.cdivision(True)
 *     cdef int select_point(self, np.float64_t pos[3]) nogil:             # <<<<<<<<<<<<<<
 *         cdef int i
 *         cdef np.float64_t dist, dist2 = 0
 */

static int __pyx_f_2yt_8geometry_18selection_routines_14SphereSelector_select_point(struct __pyx_obj_2yt_8geometry_18selection_routines_SphereSelector *__pyx_v_self, __pyx_t_5numpy_float64_t *__pyx_v_pos) {
  int __pyx_v_i;
  __pyx_t_5numpy_float64_t __pyx_v_dist;
  __pyx_t_5numpy_float64_t __pyx_v_dist2;
  int __pyx_r;
  int __pyx_t_1;
  int __pyx_t_2;
  int __pyx_t_3;

  /* "yt/geometry/selection_routines.pyx":741
 *     cdef int select_point(self, np.float64_t pos[3]) nogil:
 *         cdef int i
 *         cdef np.float64_t dist, dist2 = 0             # <<<<<<<<<<<<<<
 *         for i in range(3):
 *             if self.check_box[i] and \
 */
  __pyx_v_dist2 = 0.0;

  /* "yt/geometry/selection_routines.pyx":742
 *         cdef int i
 *         cdef np.float64_t dist, dist2 = 0
 *         for i in range(3):             # <<<<<<<<<<<<<<
 *             if self.check_box[i] and \
 *               (pos[i] < self.bbox[i][0] or
 */
  for (__pyx_t_1 = 0; __pyx_t_1 < 3; __pyx_t_1+=1) {
    __pyx_v_i = __pyx_t_1;

    /* "yt/geometry/selection_routines.pyx":743
 *         cdef np.float64_t dist, dist2 = 0
 *         for i in range(3):
 *             if self.check_box[i] and \             # <<<<<<<<<<<<<<
 *               (pos[i] < self.bbox[i][0] or
 *                pos[i] > self.bbox[i][1]):
 */
    __pyx_t_3 = ((__pyx_v_self->check_box[__pyx_v_i]) != 0);
    if (__pyx_t_3) {
    } else {
      __pyx_t_2 = __pyx_t_3;
      goto __pyx_L6_bool_binop_done;
    }

    /* "yt/geometry/selection_routines.pyx":744
 *         for i in range(3):
 *             if self.check_box[i] and \
 *               (pos[i] < self.bbox[i][0] or             # <<<<<<<<<<<<<<
 *                pos[i] > self.bbox[i][1]):
 *                 return 0
 */
    __pyx_t_3 = (((__pyx_v_pos[__pyx_v_i]) < ((__pyx_v_self->bbox[__pyx_v_i])[0])) != 0);
    if (!__pyx_t_3) {
    } else {
      __pyx_t_2 = __pyx_t_3;
      goto __pyx_L6_bool_binop_done;
    }

    /* "yt/geometry/selection_routines.pyx":745
 *             if self.check_box[i] and \
 *               (pos[i] < self.bbox[i][0] or
 *                pos[i] > self.bbox[i][1]):             # <<<<<<<<<<<<<<
 *                 return 0
 *             dist = _periodic_dist(pos[i], self.center[i], self.domain_width[i],
 */
    __pyx_t_3 = (((__pyx_v_pos[__pyx_v_i]) > ((__pyx_v_self->bbox[__pyx_v_i])[1])) != 0);
    __pyx_t_2 = __pyx_t_3;
    __pyx_L6_bool_binop_done:;

    /* "yt/geometry/selection_routines.pyx":743
 *         cdef np.float64_t dist, dist2 = 0
 *         for i in range(3):
 *             if self.check_box[i] and \             # <<<<<<<<<<<<<<
 *               (pos[i] < self.bbox[i][0] or
 *                pos[i] > self.bbox[i][1]):
 */
    if (__pyx_t_2) {

      /* "yt/geometry/selection_routines.pyx":746
 *               (pos[i] < self.bbox[i][0] or
 *                pos[i] > self.bbox[i][1]):
 *                 return 0             # <<<<<<<<<<<<<<
 *             dist = _periodic_dist(pos[i], self.center[i], self.domain_width[i],
 *                                   self.periodicity[i])
 */
      __pyx_r = 0;
      goto __pyx_L0;

      /* "yt/geometry/selection_routines.pyx":743
 *         cdef np.float64_t dist, dist2 = 0
 *         for i in range(3):
 *             if self.check_box[i] and \             # <<<<<<<<<<<<<<
 *               (pos[i] < self.bbox[i][0] or
 *                pos[i] > self.bbox[i][1]):
 */
    }

    /* "yt/geometry/selection_routines.pyx":747
 *                pos[i] > self.bbox[i][1]):
 *                 return 0
 *             dist = _periodic_dist(pos[i], self.center[i], self.domain_width[i],             # <<<<<<<<<<<<<<
 *                                   self.periodicity[i])
 *             dist2 += dist*dist
 */
    __pyx_v_dist = __pyx_f_2yt_8geometry_18selection_routines__periodic_dist((__pyx_v_pos[__pyx_v_i]), (__pyx_v_self->center[__pyx_v_i]), (__pyx_v_self->__pyx_base.domain_width[__pyx_v_i]), (__pyx_v_self->__pyx_base.periodicity[__pyx_v_i]));

    /* "yt/geometry/selection_routines.pyx":749
 *             dist = _periodic_dist(pos[i], self.center[i], self.domain_width[i],
 *                                   self.periodicity[i])
 *             dist2 += dist*dist             # <<<<<<<<<<<<<<
 *             if dist2 > self.radius2: return 0
 *         return 1
 */
    __pyx_v_dist2 = (__pyx_v_dist2 + (__pyx_v_dist * __pyx_v_dist));

    /* "yt/geometry/selection_routines.pyx":750
 *                                   self.periodicity[i])
 *             dist2 += dist*dist
 *             if dist2 > self.radius2: return 0             # <<<<<<<<<<<<<<
 *         return 1
 * 
 */
    __pyx_t_2 = ((__pyx_v_dist2 > __pyx_v_self->radius2) != 0);
    if (__pyx_t_2) {
      __pyx_r = 0;
      goto __pyx_L0;
    }
  }

  /* "yt/geometry/selection_routines.pyx":751
 *             dist2 += dist*dist
 *             if dist2 > self.radius2: return 0
 *         return 1             # <<<<<<<<<<<<<<
 * 
 *     @cython.boundscheck(False)
 */
  __pyx_r = 1;
  goto __pyx_L0;

  /* "yt/geometry/selection_routines.pyx":739
 *     @cython.wraparound(False)
 *     @cython.cdivision(True)
 *     cdef int select_point(self, np.float64_t pos[3]) nogil:             # <<<<<<<<<<<<<<
 *         cdef int i
 *         cdef np.float64_t dist, dist2 = 0
 */

  /* function exit code */
  __pyx_L0:;
  return __pyx_r;
}

/* "yt/geometry/selection_routines.pyx":756
 *     @cython.wraparound(False)
 *     @cython.cdivision(True)
 *     cdef int select_sphere(self, np.float64_t pos[3], np.float64_t radius) nogil:             # <<<<<<<<<<<<<<
 *         cdef int i
 *         cdef np.float64_t dist, dist2 = 0
 */

static int __pyx_f_2yt_8geometry_18selection_routines_14SphereSelector_select_sphere(struct __pyx_obj_2yt_8geometry_18selection_routines_SphereSelector *__pyx_v_self, __pyx_t_5numpy_float64_t *__pyx_v_pos, __pyx_t_5numpy_float64_t __pyx_v_radius) {
  int __pyx_v_i;
  __pyx_t_5numpy_float64_t __pyx_v_dist;
  __pyx_t_5numpy_float64_t __pyx_v_dist2;
  int __pyx_r;
  int __pyx_t_1;
  int __pyx_t_2;

  /* "yt/geometry/selection_routines.pyx":758
 *     cdef int select_sphere(self, np.float64_t pos[3], np.float64_t radius) nogil:
 *         cdef int i
 *         cdef np.float64_t dist, dist2 = 0             # <<<<<<<<<<<<<<
 *         for i in range(3):
 *             dist = self.difference(pos[i], self.center[i], i)
 */
  __pyx_v_dist2 = 0.0;

  /* "yt/geometry/selection_routines.pyx":759
 *         cdef int i
 *         cdef np.float64_t dist, dist2 = 0
 *         for i in range(3):             # <<<<<<<<<<<<<<
 *             dist = self.difference(pos[i], self.center[i], i)
 *             dist2 += dist*dist
 */
  for (__pyx_t_1 = 0; __pyx_t_1 < 3; __pyx_t_1+=1) {
    __pyx_v_i = __pyx_t_1;

    /* "yt/geometry/selection_routines.pyx":760
 *         cdef np.float64_t dist, dist2 = 0
 *         for i in range(3):
 *             dist = self.difference(pos[i], self.center[i], i)             # <<<<<<<<<<<<<<
 *             dist2 += dist*dist
 *         dist = self.radius+radius
 */
    __pyx_v_dist = ((struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_SphereSelector *)__pyx_v_self->__pyx_base.__pyx_vtab)->__pyx_base.difference(((struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *)__pyx_v_self), (__pyx_v_pos[__pyx_v_i]), (__pyx_v_self->center[__pyx_v_i]), __pyx_v_i);

    /* "yt/geometry/selection_routines.pyx":761
 *         for i in range(3):
 *             dist = self.difference(pos[i], self.center[i], i)
 *             dist2 += dist*dist             # <<<<<<<<<<<<<<
 *         dist = self.radius+radius
 *         if dist2 <= dist*dist: return 1
 */
    __pyx_v_dist2 = (__pyx_v_dist2 + (__pyx_v_dist * __pyx_v_dist));
  }

  /* "yt/geometry/selection_routines.pyx":762
 *             dist = self.difference(pos[i], self.center[i], i)
 *             dist2 += dist*dist
 *         dist = self.radius+radius             # <<<<<<<<<<<<<<
 *         if dist2 <= dist*dist: return 1
 *         return 0
 */
  __pyx_v_dist = (__pyx_v_self->radius + __pyx_v_radius);

  /* "yt/geometry/selection_routines.pyx":763
 *             dist2 += dist*dist
 *         dist = self.radius+radius
 *         if dist2 <= dist*dist: return 1             # <<<<<<<<<<<<<<
 *         return 0
 * 
 */
  __pyx_t_2 = ((__pyx_v_dist2 <= (__pyx_v_dist * __pyx_v_dist)) != 0);
  if (__pyx_t_2) {
    __pyx_r = 1;
    goto __pyx_L0;
  }

  /* "yt/geometry/selection_routines.pyx":764
 *         dist = self.radius+radius
 *         if dist2 <= dist*dist: return 1
 *         return 0             # <<<<<<<<<<<<<<
 * 
 *     @cython.boundscheck(False)
 */
  __pyx_r = 0;
  goto __pyx_L0;

  /* "yt/geometry/selection_routines.pyx":756
 *     @cython.wraparound(False)
 *     @cython.cdivision(True)
 *     cdef int select_sphere(self, np.float64_t pos[3], np.float64_t radius) nogil:             # <<<<<<<<<<<<<<
 *         cdef int i
 *         cdef np.float64_t dist, dist2 = 0
 */

  /* function exit code */
  __pyx_L0:;
  return __pyx_r;
}

/* "yt/geometry/selection_routines.pyx":769
 *     @cython.wraparound(False)
 *     @cython.cdivision(True)
 *     cdef int select_bbox(self, np.float64_t left_edge[3],             # <<<<<<<<<<<<<<
 *                                np.float64_t right_edge[3]) nogil:
 *         cdef np.float64_t box_center, relcenter, closest, dist, edge
 */

static int __pyx_f_2yt_8geometry_18selection_routines_14SphereSelector_select_bbox(struct __pyx_obj_2yt_8geometry_18selection_routines_SphereSelector *__pyx_v_self, __pyx_t_5numpy_float64_t *__pyx_v_left_edge, __pyx_t_5numpy_float64_t *__pyx_v_right_edge) {
  __pyx_t_5numpy_float64_t __pyx_v_box_center;
  __pyx_t_5numpy_float64_t __pyx_v_relcenter;
  __pyx_t_5numpy_float64_t __pyx_v_closest;
  __pyx_t_5numpy_float64_t __pyx_v_dist;
  __pyx_t_5numpy_float64_t __pyx_v_edge;
  int __pyx_v_i;
  int __pyx_r;
  int __pyx_t_1;
  int __pyx_t_2;
  int __pyx_t_3;
  int __pyx_t_4;

  /* "yt/geometry/selection_routines.pyx":773
 *         cdef np.float64_t box_center, relcenter, closest, dist, edge
 *         cdef int i
 *         if (left_edge[0] <= self.center[0] <= right_edge[0] and             # <<<<<<<<<<<<<<
 *             left_edge[1] <= self.center[1] <= right_edge[1] and
 *             left_edge[2] <= self.center[2] <= right_edge[2]):
 */
  __pyx_t_2 = ((__pyx_v_left_edge[0]) <= (__pyx_v_self->center[0]));
  if (__pyx_t_2) {
    __pyx_t_2 = ((__pyx_v_self->center[0]) <= (__pyx_v_right_edge[0]));
  }
  __pyx_t_3 = (__pyx_t_2 != 0);
  if (__pyx_t_3) {
  } else {
    __pyx_t_1 = __pyx_t_3;
    goto __pyx_L4_bool_binop_done;
  }

  /* "yt/geometry/selection_routines.pyx":774
 *         cdef int i
 *         if (left_edge[0] <= self.center[0] <= right_edge[0] and
 *             left_edge[1] <= self.center[1] <= right_edge[1] and             # <<<<<<<<<<<<<<
 *             left_edge[2] <= self.center[2] <= right_edge[2]):
 *             return 1
 */
  __pyx_t_3 = ((__pyx_v_left_edge[1]) <= (__pyx_v_self->center[1]));
  if (__pyx_t_3) {
    __pyx_t_3 = ((__pyx_v_self->center[1]) <= (__pyx_v_right_edge[1]));
  }
  __pyx_t_2 = (__pyx_t_3 != 0);
  if (__pyx_t_2) {
  } else {
    __pyx_t_1 = __pyx_t_2;
    goto __pyx_L4_bool_binop_done;
  }

  /* "yt/geometry/selection_routines.pyx":775
 *         if (left_edge[0] <= self.center[0] <= right_edge[0] and
 *             left_edge[1] <= self.center[1] <= right_edge[1] and
 *             left_edge[2] <= self.center[2] <= right_edge[2]):             # <<<<<<<<<<<<<<
 *             return 1
 *         for i in range(3):
 */
  __pyx_t_2 = ((__pyx_v_left_edge[2]) <= (__pyx_v_self->center[2]));
  if (__pyx_t_2) {
    __pyx_t_2 = ((__pyx_v_self->center[2]) <= (__pyx_v_right_edge[2]));
  }
  __pyx_t_3 = (__pyx_t_2 != 0);
  __pyx_t_1 = __pyx_t_3;
  __pyx_L4_bool_binop_done:;

  /* "yt/geometry/selection_routines.pyx":773
 *         cdef np.float64_t box_center, relcenter, closest, dist, edge
 *         cdef int i
 *         if (left_edge[0] <= self.center[0] <= right_edge[0] and             # <<<<<<<<<<<<<<
 *             left_edge[1] <= self.center[1] <= right_edge[1] and
 *             left_edge[2] <= self.center[2] <= right_edge[2]):
 */
  if (__pyx_t_1) {

    /* "yt/geometry/selection_routines.pyx":776
 *             left_edge[1] <= self.center[1] <= right_edge[1] and
 *             left_edge[2] <= self.center[2] <= right_edge[2]):
 *             return 1             # <<<<<<<<<<<<<<
 *         for i in range(3):
 *             if not self.check_box[i]: continue
 */
    __pyx_r = 1;
    goto __pyx_L0;

    /* "yt/geometry/selection_routines.pyx":773
 *         cdef np.float64_t box_center, relcenter, closest, dist, edge
 *         cdef int i
 *         if (left_edge[0] <= self.center[0] <= right_edge[0] and             # <<<<<<<<<<<<<<
 *             left_edge[1] <= self.center[1] <= right_edge[1] and
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/* "yt/geometry/selection_routines.pyx":1080
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/* "yt/geometry/selection_routines.pyx":1091
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/* "yt/geometry/selection_routines.pyx":1186
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 */

static int __pyx_f_2yt_8geometry_18selection_routines_13SliceSelector_select_cell(struct __pyx_obj_2yt_8geometry_18selection_routines_SliceSelector *__pyx_v_self, __pyx_t_5numpy_float64_t *__pyx_v_pos, __pyx_t_5numpy_float64_t *__pyx_v_dds) {
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  /* "yt/geometry/selection_routines.pyx":1187
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  /* "yt/geometry/selection_routines.pyx":1187
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    /* "yt/geometry/selection_routines.pyx":1187
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 *     cdef int select_cell(self, np.float64_t pos[3], np.float64_t dds[3]) nogil:
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  /* "yt/geometry/selection_routines.pyx":1190
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 *     cdef int select_point(self, np.float64_t pos[3]) nogil:
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  /* "yt/geometry/selection_routines.pyx":1186
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 *     @cython.cdivision(True)
 *     cdef int select_cell(self, np.float64_t pos[3], np.float64_t dds[3]) nogil:             # <<<<<<<<<<<<<<
 *         if pos[self.axis] + 0.5*dds[self.axis] > self.coord \
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/* "yt/geometry/selection_routines.pyx":1192
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 *     cdef int select_point(self, np.float64_t pos[3]) nogil:             # <<<<<<<<<<<<<<
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 */

static int __pyx_f_2yt_8geometry_18selection_routines_13SliceSelector_select_point(CYTHON_UNUSED struct __pyx_obj_2yt_8geometry_18selection_routines_SliceSelector *__pyx_v_self, CYTHON_UNUSED __pyx_t_5numpy_float64_t *__pyx_v_pos) {
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  /* "yt/geometry/selection_routines.pyx":1194
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 * 
 *     @cython.boundscheck(False)
 */
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  /* "yt/geometry/selection_routines.pyx":1192
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 * 
 *     cdef int select_point(self, np.float64_t pos[3]) nogil:             # <<<<<<<<<<<<<<
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/* "yt/geometry/selection_routines.pyx":1199
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 *     @cython.cdivision(True)
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 *         cdef np.float64_t dist = self.difference(pos[self.axis], self.coord, self.axis)
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 */

static int __pyx_f_2yt_8geometry_18selection_routines_13SliceSelector_select_sphere(struct __pyx_obj_2yt_8geometry_18selection_routines_SliceSelector *__pyx_v_self, __pyx_t_5numpy_float64_t *__pyx_v_pos, __pyx_t_5numpy_float64_t __pyx_v_radius) {
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  /* "yt/geometry/selection_routines.pyx":1200
 *     @cython.cdivision(True)
 *     cdef int select_sphere(self, np.float64_t pos[3], np.float64_t radius) nogil:
 *         cdef np.float64_t dist = self.difference(pos[self.axis], self.coord, self.axis)             # <<<<<<<<<<<<<<
 *         if dist*dist < radius*radius:
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  /* "yt/geometry/selection_routines.pyx":1201
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 *         cdef np.float64_t dist = self.difference(pos[self.axis], self.coord, self.axis)
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    /* "yt/geometry/selection_routines.pyx":1202
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    /* "yt/geometry/selection_routines.pyx":1201
 *     cdef int select_sphere(self, np.float64_t pos[3], np.float64_t radius) nogil:
 *         cdef np.float64_t dist = self.difference(pos[self.axis], self.coord, self.axis)
 *         if dist*dist < radius*radius:             # <<<<<<<<<<<<<<
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 *         return 0
 */
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  /* "yt/geometry/selection_routines.pyx":1203
 *         if dist*dist < radius*radius:
 *             return 1
 *         return 0             # <<<<<<<<<<<<<<
 * 
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 *     cdef int select_cell(self, np.float64_t pos[3], np.float64_t dds[3]) nogil:
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 *            self.px <  pos[self.px_ax] + 0.5*dds[self.px_ax] and \
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 *         return 0
 * 
 */
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    /* "yt/geometry/selection_routines.pyx":1282
 *     @cython.cdivision(True)
 *     cdef int select_cell(self, np.float64_t pos[3], np.float64_t dds[3]) nogil:
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 *            self.px <  pos[self.px_ax] + 0.5*dds[self.px_ax] and \
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 * 
 *     cdef int select_point(self, np.float64_t pos[3]) nogil:
 */
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  /* "yt/geometry/selection_routines.pyx":1281
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 *     @cython.cdivision(True)
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/* "yt/geometry/selection_routines.pyx":1289
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 *     cdef int select_point(self, np.float64_t pos[3]) nogil:             # <<<<<<<<<<<<<<
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 *     @cython.boundscheck(False)
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  /* "yt/geometry/selection_routines.pyx":1289
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 * 
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/* "yt/geometry/selection_routines.pyx":1296
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 */

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 *     @cython.cdivision(True)
 *     cdef int select_sphere(self, np.float64_t pos[3], np.float64_t radius) nogil:
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 *         cdef np.float64_t dy = self.difference(pos[self.py_ax], self.py, self.py_ax)
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/* "yt/geometry/selection_routines.pyx":1496
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/* "yt/geometry/selection_routines.pyx":1503
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 *         self.mag[1] = dobj._B             # <<<<<<<<<<<<<<
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 * 
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 *         self.mag[2] = dobj._C             # <<<<<<<<<<<<<<
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 * 
 *     def __init__(self, dobj):             # <<<<<<<<<<<<<<
 *         cdef int i
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/* "yt/geometry/selection_routines.pyx":1617
 *     @cython.wraparound(False)
 *     @cython.cdivision(True)
 *     cdef int select_cell(self, np.float64_t pos[3], np.float64_t dds[3]) nogil:             # <<<<<<<<<<<<<<
 *         return self.select_point(pos)
 * 
 */

static int __pyx_f_2yt_8geometry_18selection_routines_17EllipsoidSelector_select_cell(struct __pyx_obj_2yt_8geometry_18selection_routines_EllipsoidSelector *__pyx_v_self, __pyx_t_5numpy_float64_t *__pyx_v_pos, CYTHON_UNUSED __pyx_t_5numpy_float64_t *__pyx_v_dds) {
  int __pyx_r;

  /* "yt/geometry/selection_routines.pyx":1618
 *     @cython.cdivision(True)
 *     cdef int select_cell(self, np.float64_t pos[3], np.float64_t dds[3]) nogil:
 *         return self.select_point(pos)             # <<<<<<<<<<<<<<
 * 
 *     @cython.boundscheck(False)
 */
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  goto __pyx_L0;

  /* "yt/geometry/selection_routines.pyx":1617
 *     @cython.wraparound(False)
 *     @cython.cdivision(True)
 *     cdef int select_cell(self, np.float64_t pos[3], np.float64_t dds[3]) nogil:             # <<<<<<<<<<<<<<
 *         return self.select_point(pos)
 * 
 */

  /* function exit code */
  __pyx_L0:;
  return __pyx_r;
}

/* "yt/geometry/selection_routines.pyx":1623
 *     @cython.wraparound(False)
 *     @cython.cdivision(True)
 *     cdef int select_point(self, np.float64_t pos[3]) nogil:             # <<<<<<<<<<<<<<
 *         cdef np.float64_t dot_evec[3]
 *         cdef np.float64_t dist
 */

static int __pyx_f_2yt_8geometry_18selection_routines_17EllipsoidSelector_select_point(struct __pyx_obj_2yt_8geometry_18selection_routines_EllipsoidSelector *__pyx_v_self, __pyx_t_5numpy_float64_t *__pyx_v_pos) {
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  __pyx_t_5numpy_float64_t __pyx_v_dist;
  int __pyx_v_i;
  int __pyx_v_j;
  int __pyx_r;
  int __pyx_t_1;
  int __pyx_t_2;
  int __pyx_t_3;
  int __pyx_t_4;

  /* "yt/geometry/selection_routines.pyx":1627
 *         cdef np.float64_t dist
 *         cdef int i, j
 *         dot_evec[0] = dot_evec[1] = dot_evec[2] = 0             # <<<<<<<<<<<<<<
 *         # Calculate the rotated dot product
 *         for i in range(3): # axis
 */
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  (__pyx_v_dot_evec[1]) = 0.0;
  (__pyx_v_dot_evec[2]) = 0.0;

  /* "yt/geometry/selection_routines.pyx":1629
 *         dot_evec[0] = dot_evec[1] = dot_evec[2] = 0
 *         # Calculate the rotated dot product
 *         for i in range(3): # axis             # <<<<<<<<<<<<<<
 *             dist = self.difference(pos[i], self.center[i], i)
 *             for j in range(3):
 */
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    /* "yt/geometry/selection_routines.pyx":1630
 *         # Calculate the rotated dot product
 *         for i in range(3): # axis
 *             dist = self.difference(pos[i], self.center[i], i)             # <<<<<<<<<<<<<<
 *             for j in range(3):
 *                 dot_evec[j] += dist * self.vec[j][i]
 */
    __pyx_v_dist = ((struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_EllipsoidSelector *)__pyx_v_self->__pyx_base.__pyx_vtab)->__pyx_base.difference(((struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *)__pyx_v_self), (__pyx_v_pos[__pyx_v_i]), (__pyx_v_self->center[__pyx_v_i]), __pyx_v_i);

    /* "yt/geometry/selection_routines.pyx":1631
 *         for i in range(3): # axis
 *             dist = self.difference(pos[i], self.center[i], i)
 *             for j in range(3):             # <<<<<<<<<<<<<<
 *                 dot_evec[j] += dist * self.vec[j][i]
 *         dist = 0.0
 */
    for (__pyx_t_2 = 0; __pyx_t_2 < 3; __pyx_t_2+=1) {
      __pyx_v_j = __pyx_t_2;

      /* "yt/geometry/selection_routines.pyx":1632
 *             dist = self.difference(pos[i], self.center[i], i)
 *             for j in range(3):
 *                 dot_evec[j] += dist * self.vec[j][i]             # <<<<<<<<<<<<<<
 *         dist = 0.0
 *         for i in range(3):
 */
      __pyx_t_3 = __pyx_v_j;
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  /* "yt/geometry/selection_routines.pyx":1633
 *             for j in range(3):
 *                 dot_evec[j] += dist * self.vec[j][i]
 *         dist = 0.0             # <<<<<<<<<<<<<<
 *         for i in range(3):
 *             dist += (dot_evec[i] * dot_evec[i])/(self.mag[i] * self.mag[i])
 */
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  /* "yt/geometry/selection_routines.pyx":1634
 *                 dot_evec[j] += dist * self.vec[j][i]
 *         dist = 0.0
 *         for i in range(3):             # <<<<<<<<<<<<<<
 *             dist += (dot_evec[i] * dot_evec[i])/(self.mag[i] * self.mag[i])
 *         if dist <= 1.0: return 1
 */
  for (__pyx_t_1 = 0; __pyx_t_1 < 3; __pyx_t_1+=1) {
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    /* "yt/geometry/selection_routines.pyx":1635
 *         dist = 0.0
 *         for i in range(3):
 *             dist += (dot_evec[i] * dot_evec[i])/(self.mag[i] * self.mag[i])             # <<<<<<<<<<<<<<
 *         if dist <= 1.0: return 1
 *         return 0
 */
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  /* "yt/geometry/selection_routines.pyx":1636
 *         for i in range(3):
 *             dist += (dot_evec[i] * dot_evec[i])/(self.mag[i] * self.mag[i])
 *         if dist <= 1.0: return 1             # <<<<<<<<<<<<<<
 *         return 0
 * 
 */
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    goto __pyx_L0;
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  /* "yt/geometry/selection_routines.pyx":1637
 *             dist += (dot_evec[i] * dot_evec[i])/(self.mag[i] * self.mag[i])
 *         if dist <= 1.0: return 1
 *         return 0             # <<<<<<<<<<<<<<
 * 
 *     @cython.boundscheck(False)
 */
  __pyx_r = 0;
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  /* "yt/geometry/selection_routines.pyx":1623
 *     @cython.wraparound(False)
 *     @cython.cdivision(True)
 *     cdef int select_point(self, np.float64_t pos[3]) nogil:             # <<<<<<<<<<<<<<
 *         cdef np.float64_t dot_evec[3]
 *         cdef np.float64_t dist
 */

  /* function exit code */
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}

/* "yt/geometry/selection_routines.pyx":1642
 *     @cython.wraparound(False)
 *     @cython.cdivision(True)
 *     cdef int select_sphere(self, np.float64_t pos[3], np.float64_t radius) nogil:             # <<<<<<<<<<<<<<
 *         # this is the sphere selection
 *         cdef int i
 */

static int __pyx_f_2yt_8geometry_18selection_routines_17EllipsoidSelector_select_sphere(struct __pyx_obj_2yt_8geometry_18selection_routines_EllipsoidSelector *__pyx_v_self, __pyx_t_5numpy_float64_t *__pyx_v_pos, __pyx_t_5numpy_float64_t __pyx_v_radius) {
  int __pyx_v_i;
  __pyx_t_5numpy_float64_t __pyx_v_dist2;
  int __pyx_r;
  int __pyx_t_1;
  int __pyx_t_2;

  /* "yt/geometry/selection_routines.pyx":1645
 *         # this is the sphere selection
 *         cdef int i
 *         cdef np.float64_t dist2 = 0             # <<<<<<<<<<<<<<
 *         for i in range(3):
 *             dist2 += self.difference(pos[i], self.center[i], i)**2
 */
  __pyx_v_dist2 = 0.0;

  /* "yt/geometry/selection_routines.pyx":1646
 *         cdef int i
 *         cdef np.float64_t dist2 = 0
 *         for i in range(3):             # <<<<<<<<<<<<<<
 *             dist2 += self.difference(pos[i], self.center[i], i)**2
 *         if dist2 <= (self.mag[0]+radius)**2: return 1
 */
  for (__pyx_t_1 = 0; __pyx_t_1 < 3; __pyx_t_1+=1) {
    __pyx_v_i = __pyx_t_1;

    /* "yt/geometry/selection_routines.pyx":1647
 *         cdef np.float64_t dist2 = 0
 *         for i in range(3):
 *             dist2 += self.difference(pos[i], self.center[i], i)**2             # <<<<<<<<<<<<<<
 *         if dist2 <= (self.mag[0]+radius)**2: return 1
 *         return 0
 */
    __pyx_v_dist2 = (__pyx_v_dist2 + pow(((struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_EllipsoidSelector *)__pyx_v_self->__pyx_base.__pyx_vtab)->__pyx_base.difference(((struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *)__pyx_v_self), (__pyx_v_pos[__pyx_v_i]), (__pyx_v_self->center[__pyx_v_i]), __pyx_v_i), 2.0));
  }

  /* "yt/geometry/selection_routines.pyx":1648
 *         for i in range(3):
 *             dist2 += self.difference(pos[i], self.center[i], i)**2
 *         if dist2 <= (self.mag[0]+radius)**2: return 1             # <<<<<<<<<<<<<<
 *         return 0
 * 
 */
  __pyx_t_2 = ((__pyx_v_dist2 <= pow(((__pyx_v_self->mag[0]) + __pyx_v_radius), 2.0)) != 0);
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    goto __pyx_L0;
  }

  /* "yt/geometry/selection_routines.pyx":1649
 *             dist2 += self.difference(pos[i], self.center[i], i)**2
 *         if dist2 <= (self.mag[0]+radius)**2: return 1
 *         return 0             # <<<<<<<<<<<<<<
 * 
 *     @cython.boundscheck(False)
 */
  __pyx_r = 0;
  goto __pyx_L0;

  /* "yt/geometry/selection_routines.pyx":1642
 *     @cython.wraparound(False)
 *     @cython.cdivision(True)
 *     cdef int select_sphere(self, np.float64_t pos[3], np.float64_t radius) nogil:             # <<<<<<<<<<<<<<
 *         # this is the sphere selection
 *         cdef int i
 */

  /* function exit code */
  __pyx_L0:;
  return __pyx_r;
}

/* "yt/geometry/selection_routines.pyx":1654
 *     @cython.wraparound(False)
 *     @cython.cdivision(True)
 *     cdef int select_bbox(self, np.float64_t left_edge[3],             # <<<<<<<<<<<<<<
 *                                np.float64_t right_edge[3]) nogil:
 *         # This is the sphere selection
 */

static int __pyx_f_2yt_8geometry_18selection_routines_17EllipsoidSelector_select_bbox(struct __pyx_obj_2yt_8geometry_18selection_routines_EllipsoidSelector *__pyx_v_self, __pyx_t_5numpy_float64_t *__pyx_v_left_edge, __pyx_t_5numpy_float64_t *__pyx_v_right_edge) {
  int __pyx_v_i;
  __pyx_t_5numpy_float64_t __pyx_v_box_center;
  __pyx_t_5numpy_float64_t __pyx_v_relcenter;
  __pyx_t_5numpy_float64_t __pyx_v_closest;
  __pyx_t_5numpy_float64_t __pyx_v_dist;
  __pyx_t_5numpy_float64_t __pyx_v_edge;
  int __pyx_r;
  int __pyx_t_1;
  int __pyx_t_2;
  int __pyx_t_3;
  int __pyx_t_4;

  /* "yt/geometry/selection_routines.pyx":1659
 *         cdef int i
 *         cdef np.float64_t box_center, relcenter, closest, dist, edge
 *         if left_edge[0] <= self.center[0] <= right_edge[0] and \             # <<<<<<<<<<<<<<
 *            left_edge[1] <= self.center[1] <= right_edge[1] and \
 *            left_edge[2] <= self.center[2] <= right_edge[2]:
 */
  __pyx_t_2 = ((__pyx_v_left_edge[0]) <= (__pyx_v_self->center[0]));
  if (__pyx_t_2) {
    __pyx_t_2 = ((__pyx_v_self->center[0]) <= (__pyx_v_right_edge[0]));
  }
  __pyx_t_3 = (__pyx_t_2 != 0);
  if (__pyx_t_3) {
  } else {
    __pyx_t_1 = __pyx_t_3;
    goto __pyx_L4_bool_binop_done;
  }

  /* "yt/geometry/selection_routines.pyx":1660
 *         cdef np.float64_t box_center, relcenter, closest, dist, edge
 *         if left_edge[0] <= self.center[0] <= right_edge[0] and \
 *            left_edge[1] <= self.center[1] <= right_edge[1] and \             # <<<<<<<<<<<<<<
 *            left_edge[2] <= self.center[2] <= right_edge[2]:
 *             return 1
 */
  __pyx_t_3 = ((__pyx_v_left_edge[1]) <= (__pyx_v_self->center[1]));
  if (__pyx_t_3) {
    __pyx_t_3 = ((__pyx_v_self->center[1]) <= (__pyx_v_right_edge[1]));
  }
  __pyx_t_2 = (__pyx_t_3 != 0);
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  } else {
    __pyx_t_1 = __pyx_t_2;
    goto __pyx_L4_bool_binop_done;
  }

  /* "yt/geometry/selection_routines.pyx":1661
 *         if left_edge[0] <= self.center[0] <= right_edge[0] and \
 *            left_edge[1] <= self.center[1] <= right_edge[1] and \
 *            left_edge[2] <= self.center[2] <= right_edge[2]:             # <<<<<<<<<<<<<<
 *             return 1
 *         # http://www.gamedev.net/topic/335465-is-this-the-simplest-sphere-aabb-collision-test/
 */
  __pyx_t_2 = ((__pyx_v_left_edge[2]) <= (__pyx_v_self->center[2]));
  if (__pyx_t_2) {
    __pyx_t_2 = ((__pyx_v_self->center[2]) <= (__pyx_v_right_edge[2]));
  }
  __pyx_t_3 = (__pyx_t_2 != 0);
  __pyx_t_1 = __pyx_t_3;
  __pyx_L4_bool_binop_done:;

  /* "yt/geometry/selection_routines.pyx":1659
 *         cdef int i
 *         cdef np.float64_t box_center, relcenter, closest, dist, edge
 *         if left_edge[0] <= self.center[0] <= right_edge[0] and \             # <<<<<<<<<<<<<<
 *            left_edge[1] <= self.center[1] <= right_edge[1] and \
 *            left_edge[2] <= self.center[2] <= right_edge[2]:
 */
  if (__pyx_t_1) {

    /* "yt/geometry/selection_routines.pyx":1662
 *            left_edge[1] <= self.center[1] <= right_edge[1] and \
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/* "yt/geometry/selection_routines.pyx":1892
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/* "yt/geometry/selection_routines.pyx":1928
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 * 
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 */

static int __pyx_f_2yt_8geometry_18selection_routines_15ComposeSelector_select_cell(struct __pyx_obj_2yt_8geometry_18selection_routines_ComposeSelector *__pyx_v_self, __pyx_t_5numpy_float64_t *__pyx_v_pos, __pyx_t_5numpy_float64_t *__pyx_v_dds) {
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  /* "yt/geometry/selection_routines.pyx":1929
 * 
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 *     cdef int select_cell(self, np.float64_t pos[3], np.float64_t dds[3]) nogil:
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 * 
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 *                 self.selector2.select_cell(pos, dds):
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 * 
 *     cdef int select_cell(self, np.float64_t pos[3], np.float64_t dds[3]) nogil:
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 *                 self.selector2.select_cell(pos, dds):
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 */
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 * 
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 *         if self.selector1.select_cell(pos, dds) and \
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 */

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/* "yt/geometry/selection_routines.pyx":1935
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 *                          np.float64_t right_edge[3], np.int32_t level,
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 */

static int __pyx_f_2yt_8geometry_18selection_routines_15ComposeSelector_select_grid(struct __pyx_obj_2yt_8geometry_18selection_routines_ComposeSelector *__pyx_v_self, __pyx_t_5numpy_float64_t *__pyx_v_left_edge, __pyx_t_5numpy_float64_t *__pyx_v_right_edge, __pyx_t_5numpy_int32_t __pyx_v_level, struct __pyx_opt_args_2yt_8geometry_18selection_routines_15ComposeSelector_select_grid *__pyx_optional_args) {

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 *                          np.float64_t right_edge[3], np.int32_t level,
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    /* "yt/geometry/selection_routines.pyx":1938
 *                          np.float64_t right_edge[3], np.int32_t level,
 *                          Oct *o = NULL) nogil:
 *         if self.selector1.select_grid(left_edge, right_edge, level, o) or \             # <<<<<<<<<<<<<<
 *                 self.selector2.select_grid(left_edge, right_edge, level, o):
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 */
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  /* "yt/geometry/selection_routines.pyx":1942
 *             return 1
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 * 
 *     cdef int select_point(self, np.float64_t pos[3]) nogil:
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  /* "yt/geometry/selection_routines.pyx":1935
 *             return 0
 * 
 *     cdef int select_grid(self, np.float64_t left_edge[3],             # <<<<<<<<<<<<<<
 *                          np.float64_t right_edge[3], np.int32_t level,
 *                          Oct *o = NULL) nogil:
 */

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/* "yt/geometry/selection_routines.pyx":1944
 *             return 0
 * 
 *     cdef int select_point(self, np.float64_t pos[3]) nogil:             # <<<<<<<<<<<<<<
 *         if self.selector1.select_point(pos) and \
 *                 self.selector2.select_point(pos):
 */

static int __pyx_f_2yt_8geometry_18selection_routines_15ComposeSelector_select_point(struct __pyx_obj_2yt_8geometry_18selection_routines_ComposeSelector *__pyx_v_self, __pyx_t_5numpy_float64_t *__pyx_v_pos) {
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  /* "yt/geometry/selection_routines.pyx":1945
 * 
 *     cdef int select_point(self, np.float64_t pos[3]) nogil:
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 *                 self.selector2.select_point(pos):
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 *     cdef int select_point(self, np.float64_t pos[3]) nogil:
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 *     cdef np.float64_t rel = x1 - x2
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 * cdef inline np.float64_t _periodic_dist(np.float64_t x1, np.float64_t x2,
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 * cdef inline np.float64_t _periodic_dist(np.float64_t x1, np.float64_t x2,             # <<<<<<<<<<<<<<
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static CYTHON_INLINE void __pyx_f_2yt_9utilities_3lib_8bitarray_ba_set_value(__pyx_t_5numpy_uint8_t *__pyx_v_buf, __pyx_t_5numpy_uint64_t __pyx_v_ind, __pyx_t_5numpy_uint8_t __pyx_v_val) {
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 * 
 * cdef inline void ba_set_value(np.uint8_t *buf, np.uint64_t ind,             # <<<<<<<<<<<<<<
 *                               np.uint8_t val) nogil:
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  /* function exit code */
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/* "yt/utilities/lib/bitarray.pxd":25
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 * 
 * cdef inline np.uint8_t ba_get_value(np.uint8_t *buf, np.uint64_t ind) nogil:             # <<<<<<<<<<<<<<
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static CYTHON_INLINE __pyx_t_5numpy_uint8_t __pyx_f_2yt_9utilities_3lib_8bitarray_ba_get_value(__pyx_t_5numpy_uint8_t *__pyx_v_buf, __pyx_t_5numpy_uint64_t __pyx_v_ind) {
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 * 
 * cdef inline np.uint8_t ba_get_value(np.uint8_t *buf, np.uint64_t ind) nogil:
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/* "yt/utilities/lib/grid_traversal.pxd":111
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 * cdef inline int vc_index(VolumeContainer *vc, int i, int j, int k):             # <<<<<<<<<<<<<<
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static CYTHON_INLINE int __pyx_f_2yt_9utilities_3lib_14grid_traversal_vc_index(struct __pyx_t_2yt_9utilities_3lib_14grid_traversal_VolumeContainer *__pyx_v_vc, int __pyx_v_i, int __pyx_v_j, int __pyx_v_k) {
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 * cdef inline int vc_index(VolumeContainer *vc, int i, int j, int k):             # <<<<<<<<<<<<<<
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 * cdef inline int vc_pos_index(VolumeContainer *vc, np.float64_t *spos):             # <<<<<<<<<<<<<<
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static CYTHON_INLINE int __pyx_f_2yt_9utilities_3lib_14grid_traversal_vc_pos_index(struct __pyx_t_2yt_9utilities_3lib_14grid_traversal_VolumeContainer *__pyx_v_vc, __pyx_t_5numpy_float64_t *__pyx_v_spos) {
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/* "fp_utils.pxd":19
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static CYTHON_INLINE int __pyx_f_8fp_utils_imax(int __pyx_v_i0, int __pyx_v_i1) {
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 * 
 * cdef inline int imax(int i0, int i1) nogil:
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 */
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 */
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  /* "fp_utils.pxd":19
 * cimport cython
 * 
 * cdef inline int imax(int i0, int i1) nogil:             # <<<<<<<<<<<<<<
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/* "fp_utils.pxd":23
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 * cdef inline np.float64_t fmax(np.float64_t f0, np.float64_t f1) nogil:             # <<<<<<<<<<<<<<
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static CYTHON_INLINE __pyx_t_5numpy_float64_t __pyx_f_8fp_utils_fmax(__pyx_t_5numpy_float64_t __pyx_v_f0, __pyx_t_5numpy_float64_t __pyx_v_f1) {
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 * 
 * cdef inline np.float64_t fmax(np.float64_t f0, np.float64_t f1) nogil:
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 * cdef inline np.float64_t fmax(np.float64_t f0, np.float64_t f1) nogil:
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 * cdef inline int imin(int i0, int i1) nogil:
 */
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 * cdef inline np.float64_t fmax(np.float64_t f0, np.float64_t f1) nogil:             # <<<<<<<<<<<<<<
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/* "fp_utils.pxd":27
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  /* "fp_utils.pxd":28
 * 
 * cdef inline int imin(int i0, int i1) nogil:
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 * cdef inline int imin(int i0, int i1) nogil:
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 * 
 * cdef inline np.float64_t fmin(np.float64_t f0, np.float64_t f1) nogil:
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 * cdef inline int imin(int i0, int i1) nogil:             # <<<<<<<<<<<<<<
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/* "fp_utils.pxd":31
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 * cdef inline np.float64_t fmin(np.float64_t f0, np.float64_t f1) nogil:             # <<<<<<<<<<<<<<
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static CYTHON_INLINE __pyx_t_5numpy_float64_t __pyx_f_8fp_utils_fmin(__pyx_t_5numpy_float64_t __pyx_v_f0, __pyx_t_5numpy_float64_t __pyx_v_f1) {
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  /* "fp_utils.pxd":32
 * 
 * cdef inline np.float64_t fmin(np.float64_t f0, np.float64_t f1) nogil:
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 *     return f1
 * 
 */
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  /* "fp_utils.pxd":33
 * cdef inline np.float64_t fmin(np.float64_t f0, np.float64_t f1) nogil:
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 * 
 * cdef inline np.float64_t fabs(np.float64_t f0) nogil:
 */
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  /* "fp_utils.pxd":31
 *     return i1
 * 
 * cdef inline np.float64_t fmin(np.float64_t f0, np.float64_t f1) nogil:             # <<<<<<<<<<<<<<
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  /* function exit code */
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/* "fp_utils.pxd":35
 *     return f1
 * 
 * cdef inline np.float64_t fabs(np.float64_t f0) nogil:             # <<<<<<<<<<<<<<
 *     if f0 < 0.0: return -f0
 *     return f0
 */

static CYTHON_INLINE __pyx_t_5numpy_float64_t __pyx_f_8fp_utils_fabs(__pyx_t_5numpy_float64_t __pyx_v_f0) {
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  int __pyx_t_1;

  /* "fp_utils.pxd":36
 * 
 * cdef inline np.float64_t fabs(np.float64_t f0) nogil:
 *     if f0 < 0.0: return -f0             # <<<<<<<<<<<<<<
 *     return f0
 * 
 */
  __pyx_t_1 = ((__pyx_v_f0 < 0.0) != 0);
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 * cdef inline np.float64_t fabs(np.float64_t f0) nogil:
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 * 
 * cdef inline int iclip(int i, int a, int b) nogil:
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  /* "fp_utils.pxd":35
 *     return f1
 * 
 * cdef inline np.float64_t fabs(np.float64_t f0) nogil:             # <<<<<<<<<<<<<<
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 */

  /* function exit code */
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/* "fp_utils.pxd":39
 *     return f0
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 * cdef inline int iclip(int i, int a, int b) nogil:             # <<<<<<<<<<<<<<
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static CYTHON_INLINE int __pyx_f_8fp_utils_iclip(int __pyx_v_i, int __pyx_v_a, int __pyx_v_b) {
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  /* "fp_utils.pxd":40
 * 
 * cdef inline int iclip(int i, int a, int b) nogil:
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 *             have_start = index.start is not None             # <<<<<<<<<<<<<<
 *             have_stop = index.stop is not None
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 * 
 *             slice_memviewslice(
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      /* "View.MemoryView":732
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 *     if isinstance(memview, _memoryviewslice):
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 *     cdef bint have_start, have_stop, have_step
 * 
 *     for dim, index in enumerate(indices):             # <<<<<<<<<<<<<<
 *         if PyIndex_Check(index):
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 */
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 * 
 *     if isinstance(memview, _memoryviewslice):             # <<<<<<<<<<<<<<
 *         return memoryview_fromslice(dst, new_ndim,
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    /* "View.MemoryView":735
 * 
 *     if isinstance(memview, _memoryviewslice):
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 *                                     memviewsliceobj.to_object_func,
 *                                     memviewsliceobj.to_dtype_func,
 */
    __Pyx_XDECREF(((PyObject *)__pyx_r));

    /* "View.MemoryView":736
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 *         return memoryview_fromslice(dst, new_ndim,
 *                                     memviewsliceobj.to_object_func,             # <<<<<<<<<<<<<<
 *                                     memviewsliceobj.to_dtype_func,
 *                                     memview.dtype_is_object)
 */
    if (unlikely(!__pyx_v_memviewsliceobj)) { __Pyx_RaiseUnboundLocalError("memviewsliceobj"); {__pyx_filename = __pyx_f[3]; __pyx_lineno = 736; __pyx_clineno = __LINE__; goto __pyx_L1_error;} }

    /* "View.MemoryView":737
 *         return memoryview_fromslice(dst, new_ndim,
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 *                                     memview.dtype_is_object)
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    /* "View.MemoryView":735
 * 
 *     if isinstance(memview, _memoryviewslice):
 *         return memoryview_fromslice(dst, new_ndim,             # <<<<<<<<<<<<<<
 *                                     memviewsliceobj.to_object_func,
 *                                     memviewsliceobj.to_dtype_func,
 */
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 *             new_ndim += 1
 * 
 *     if isinstance(memview, _memoryviewslice):             # <<<<<<<<<<<<<<
 *         return memoryview_fromslice(dst, new_ndim,
 *                                     memviewsliceobj.to_object_func,
 */
  }

  /* "View.MemoryView":740
 *                                     memview.dtype_is_object)
 *     else:
 *         return memoryview_fromslice(dst, new_ndim, NULL, NULL,             # <<<<<<<<<<<<<<
 *                                     memview.dtype_is_object)
 * 
 */
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    __Pyx_XDECREF(((PyObject *)__pyx_r));

    /* "View.MemoryView":741
 *     else:
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 * 
 * 
 */
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    /* "View.MemoryView":740
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 *     else:
 *         return memoryview_fromslice(dst, new_ndim, NULL, NULL,             # <<<<<<<<<<<<<<
 *                                     memview.dtype_is_object)
 * 
 */
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 * 
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 *     cdef int new_ndim = 0, suboffset_dim = -1, dim
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 */

  /* function exit code */
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  __Pyx_XDECREF((PyObject *)__pyx_v_memviewsliceobj);
  __Pyx_XDECREF(__pyx_v_index);
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/* "View.MemoryView":765
 * 
 * @cname('__pyx_memoryview_slice_memviewslice')
 * cdef int slice_memviewslice(             # <<<<<<<<<<<<<<
 *         __Pyx_memviewslice *dst,
 *         Py_ssize_t shape, Py_ssize_t stride, Py_ssize_t suboffset,
 */

static int __pyx_memoryview_slice_memviewslice(__Pyx_memviewslice *__pyx_v_dst, Py_ssize_t __pyx_v_shape, Py_ssize_t __pyx_v_stride, Py_ssize_t __pyx_v_suboffset, int __pyx_v_dim, int __pyx_v_new_ndim, int *__pyx_v_suboffset_dim, Py_ssize_t __pyx_v_start, Py_ssize_t __pyx_v_stop, Py_ssize_t __pyx_v_step, int __pyx_v_have_start, int __pyx_v_have_stop, int __pyx_v_have_step, int __pyx_v_is_slice) {
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  int __pyx_r;
  int __pyx_t_1;
  int __pyx_t_2;
  int __pyx_t_3;
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 *     cdef bint negative_step
 * 
 *     if not is_slice:             # <<<<<<<<<<<<<<
 * 
 *         if start < 0:
 */
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    /* "View.MemoryView":787
 *     if not is_slice:
 * 
 *         if start < 0:             # <<<<<<<<<<<<<<
 *             start += shape
 *         if not 0 <= start < shape:
 */
    __pyx_t_1 = ((__pyx_v_start < 0) != 0);
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      /* "View.MemoryView":788
 * 
 *         if start < 0:
 *             start += shape             # <<<<<<<<<<<<<<
 *         if not 0 <= start < shape:
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 */
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 *     if not is_slice:
 * 
 *         if start < 0:             # <<<<<<<<<<<<<<
 *             start += shape
 *         if not 0 <= start < shape:
 */
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    /* "View.MemoryView":789
 *         if start < 0:
 *             start += shape
 *         if not 0 <= start < shape:             # <<<<<<<<<<<<<<
 *             _err_dim(IndexError, "Index out of bounds (axis %d)", dim)
 *     else:
 */
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      /* "View.MemoryView":790
 *             start += shape
 *         if not 0 <= start < shape:
 *             _err_dim(IndexError, "Index out of bounds (axis %d)", dim)             # <<<<<<<<<<<<<<
 *     else:
 * 
 */
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      /* "View.MemoryView":789
 *         if start < 0:
 *             start += shape
 *         if not 0 <= start < shape:             # <<<<<<<<<<<<<<
 *             _err_dim(IndexError, "Index out of bounds (axis %d)", dim)
 *     else:
 */
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    /* "View.MemoryView":785
 *     cdef bint negative_step
 * 
 *     if not is_slice:             # <<<<<<<<<<<<<<
 * 
 *         if start < 0:
 */
    goto __pyx_L3;
  }

  /* "View.MemoryView":793
 *     else:
 * 
 *         negative_step = have_step != 0 and step < 0             # <<<<<<<<<<<<<<
 * 
 *         if have_step and step == 0:
 */
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    __pyx_t_1 = ((__pyx_v_have_step != 0) != 0);
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    } else {
      __pyx_t_2 = __pyx_t_1;
      goto __pyx_L6_bool_binop_done;
    }
    __pyx_t_1 = ((__pyx_v_step < 0) != 0);
    __pyx_t_2 = __pyx_t_1;
    __pyx_L6_bool_binop_done:;
    __pyx_v_negative_step = __pyx_t_2;

    /* "View.MemoryView":795
 *         negative_step = have_step != 0 and step < 0
 * 
 *         if have_step and step == 0:             # <<<<<<<<<<<<<<
 *             _err_dim(ValueError, "Step may not be zero (axis %d)", dim)
 * 
 */
    __pyx_t_1 = (__pyx_v_have_step != 0);
    if (__pyx_t_1) {
    } else {
      __pyx_t_2 = __pyx_t_1;
      goto __pyx_L9_bool_binop_done;
    }
    __pyx_t_1 = ((__pyx_v_step == 0) != 0);
    __pyx_t_2 = __pyx_t_1;
    __pyx_L9_bool_binop_done:;
    if (__pyx_t_2) {

      /* "View.MemoryView":796
 * 
 *         if have_step and step == 0:
 *             _err_dim(ValueError, "Step may not be zero (axis %d)", dim)             # <<<<<<<<<<<<<<
 * 
 * 
 */
      __pyx_t_3 = __pyx_memoryview_err_dim(__pyx_builtin_ValueError, __pyx_k_Step_may_not_be_zero_axis_d, __pyx_v_dim); if (unlikely(__pyx_t_3 == -1)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 796; __pyx_clineno = __LINE__; goto __pyx_L1_error;}

      /* "View.MemoryView":795
 *         negative_step = have_step != 0 and step < 0
 * 
 *         if have_step and step == 0:             # <<<<<<<<<<<<<<
 *             _err_dim(ValueError, "Step may not be zero (axis %d)", dim)
 * 
 */
    }

    /* "View.MemoryView":799
 * 
 * 
 *         if have_start:             # <<<<<<<<<<<<<<
 *             if start < 0:
 *                 start += shape
 */
    __pyx_t_2 = (__pyx_v_have_start != 0);
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      /* "View.MemoryView":800
 * 
 *         if have_start:
 *             if start < 0:             # <<<<<<<<<<<<<<
 *                 start += shape
 *                 if start < 0:
 */
      __pyx_t_2 = ((__pyx_v_start < 0) != 0);
      if (__pyx_t_2) {

        /* "View.MemoryView":801
 *         if have_start:
 *             if start < 0:
 *                 start += shape             # <<<<<<<<<<<<<<
 *                 if start < 0:
 *                     start = 0
 */
        __pyx_v_start = (__pyx_v_start + __pyx_v_shape);

        /* "View.MemoryView":802
 *             if start < 0:
 *                 start += shape
 *                 if start < 0:             # <<<<<<<<<<<<<<
 *                     start = 0
 *             elif start >= shape:
 */
        __pyx_t_2 = ((__pyx_v_start < 0) != 0);
        if (__pyx_t_2) {

          /* "View.MemoryView":803
 *                 start += shape
 *                 if start < 0:
 *                     start = 0             # <<<<<<<<<<<<<<
 *             elif start >= shape:
 *                 if negative_step:
 */
          __pyx_v_start = 0;

          /* "View.MemoryView":802
 *             if start < 0:
 *                 start += shape
 *                 if start < 0:             # <<<<<<<<<<<<<<
 *                     start = 0
 *             elif start >= shape:
 */
        }

        /* "View.MemoryView":800
 * 
 *         if have_start:
 *             if start < 0:             # <<<<<<<<<<<<<<
 *                 start += shape
 *                 if start < 0:
 */
        goto __pyx_L12;
      }

      /* "View.MemoryView":804
 *                 if start < 0:
 *                     start = 0
 *             elif start >= shape:             # <<<<<<<<<<<<<<
 *                 if negative_step:
 *                     start = shape - 1
 */
      __pyx_t_2 = ((__pyx_v_start >= __pyx_v_shape) != 0);
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        /* "View.MemoryView":805
 *                     start = 0
 *             elif start >= shape:
 *                 if negative_step:             # <<<<<<<<<<<<<<
 *                     start = shape - 1
 *                 else:
 */
        __pyx_t_2 = (__pyx_v_negative_step != 0);
        if (__pyx_t_2) {

          /* "View.MemoryView":806
 *             elif start >= shape:
 *                 if negative_step:
 *                     start = shape - 1             # <<<<<<<<<<<<<<
 *                 else:
 *                     start = shape
 */
          __pyx_v_start = (__pyx_v_shape - 1);

          /* "View.MemoryView":805
 *                     start = 0
 *             elif start >= shape:
 *                 if negative_step:             # <<<<<<<<<<<<<<
 *                     start = shape - 1
 *                 else:
 */
          goto __pyx_L14;
        }

        /* "View.MemoryView":808
 *                     start = shape - 1
 *                 else:
 *                     start = shape             # <<<<<<<<<<<<<<
 *         else:
 *             if negative_step:
 */
        /*else*/ {
          __pyx_v_start = __pyx_v_shape;
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        __pyx_L14:;

        /* "View.MemoryView":804
 *                 if start < 0:
 *                     start = 0
 *             elif start >= shape:             # <<<<<<<<<<<<<<
 *                 if negative_step:
 *                     start = shape - 1
 */
      }
      __pyx_L12:;

      /* "View.MemoryView":799
 * 
 * 
 *         if have_start:             # <<<<<<<<<<<<<<
 *             if start < 0:
 *                 start += shape
 */
      goto __pyx_L11;
    }

    /* "View.MemoryView":810
 *                     start = shape
 *         else:
 *             if negative_step:             # <<<<<<<<<<<<<<
 *                 start = shape - 1
 *             else:
 */
    /*else*/ {
      __pyx_t_2 = (__pyx_v_negative_step != 0);
      if (__pyx_t_2) {

        /* "View.MemoryView":811
 *         else:
 *             if negative_step:
 *                 start = shape - 1             # <<<<<<<<<<<<<<
 *             else:
 *                 start = 0
 */
        __pyx_v_start = (__pyx_v_shape - 1);

        /* "View.MemoryView":810
 *                     start = shape
 *         else:
 *             if negative_step:             # <<<<<<<<<<<<<<
 *                 start = shape - 1
 *             else:
 */
        goto __pyx_L15;
      }

      /* "View.MemoryView":813
 *                 start = shape - 1
 *             else:
 *                 start = 0             # <<<<<<<<<<<<<<
 * 
 *         if have_stop:
 */
      /*else*/ {
        __pyx_v_start = 0;
      }
      __pyx_L15:;
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    __pyx_L11:;

    /* "View.MemoryView":815
 *                 start = 0
 * 
 *         if have_stop:             # <<<<<<<<<<<<<<
 *             if stop < 0:
 *                 stop += shape
 */
    __pyx_t_2 = (__pyx_v_have_stop != 0);
    if (__pyx_t_2) {

      /* "View.MemoryView":816
 * 
 *         if have_stop:
 *             if stop < 0:             # <<<<<<<<<<<<<<
 *                 stop += shape
 *                 if stop < 0:
 */
      __pyx_t_2 = ((__pyx_v_stop < 0) != 0);
      if (__pyx_t_2) {

        /* "View.MemoryView":817
 *         if have_stop:
 *             if stop < 0:
 *                 stop += shape             # <<<<<<<<<<<<<<
 *                 if stop < 0:
 *                     stop = 0
 */
        __pyx_v_stop = (__pyx_v_stop + __pyx_v_shape);

        /* "View.MemoryView":818
 *             if stop < 0:
 *                 stop += shape
 *                 if stop < 0:             # <<<<<<<<<<<<<<
 *                     stop = 0
 *             elif stop > shape:
 */
        __pyx_t_2 = ((__pyx_v_stop < 0) != 0);
        if (__pyx_t_2) {

          /* "View.MemoryView":819
 *                 stop += shape
 *                 if stop < 0:
 *                     stop = 0             # <<<<<<<<<<<<<<
 *             elif stop > shape:
 *                 stop = shape
 */
          __pyx_v_stop = 0;

          /* "View.MemoryView":818
 *             if stop < 0:
 *                 stop += shape
 *                 if stop < 0:             # <<<<<<<<<<<<<<
 *                     stop = 0
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        }

        /* "View.MemoryView":816
 * 
 *         if have_stop:
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 *                 stop += shape
 *                 if stop < 0:
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        goto __pyx_L17;
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      /* "View.MemoryView":820
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        /* "View.MemoryView":821
 *                     stop = 0
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        /* "View.MemoryView":820
 *                 if stop < 0:
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 *                 stop = shape
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      __pyx_L17:;

      /* "View.MemoryView":815
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 * 
 *         if have_stop:             # <<<<<<<<<<<<<<
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    /* "View.MemoryView":823
 *                 stop = shape
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        /* "View.MemoryView":824
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 *             else:
 *                 stop = shape
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        /* "View.MemoryView":823
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      /* "View.MemoryView":826
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 *         if not have_step:
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 *                 stop = shape
 * 
 *         if not have_step:             # <<<<<<<<<<<<<<
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 */
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 * 
 *         if not have_step:
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 * 
 * 
 */
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 *         if not have_step:             # <<<<<<<<<<<<<<
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 * 
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 *             if (stop - start) - step * new_shape:
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 */
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 */
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 * 
 */
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 * cdef memoryview_copy(memoryview memview):             # <<<<<<<<<<<<<<
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/* "View.MemoryView":1043
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  int (*__pyx_v_to_dtype_func)(char *, PyObject *);
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  __Pyx_RefNannyDeclarations
  int __pyx_t_1;
  int __pyx_t_2;
  PyObject *(*__pyx_t_3)(char *);
  int (*__pyx_t_4)(char *, PyObject *);
  PyObject *__pyx_t_5 = NULL;
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 *     cdef int (*to_dtype_func)(char *, object) except 0
 * 
 *     if isinstance(memview, _memoryviewslice):             # <<<<<<<<<<<<<<
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    /* "View.MemoryView":1051
 * 
 *     if isinstance(memview, _memoryviewslice):
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 *         to_dtype_func = (<_memoryviewslice> memview).to_dtype_func
 *     else:
 */
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 *     if isinstance(memview, _memoryviewslice):
 *         to_object_func = (<_memoryviewslice> memview).to_object_func
 *         to_dtype_func = (<_memoryviewslice> memview).to_dtype_func             # <<<<<<<<<<<<<<
 *     else:
 *         to_object_func = NULL
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 *     cdef int (*to_dtype_func)(char *, object) except 0
 * 
 *     if isinstance(memview, _memoryviewslice):             # <<<<<<<<<<<<<<
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 *         to_dtype_func = (<_memoryviewslice> memview).to_dtype_func
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 *     else:
 *         to_object_func = NULL             # <<<<<<<<<<<<<<
 *         to_dtype_func = NULL
 * 
 */
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 *         to_object_func = NULL
 *         to_dtype_func = NULL             # <<<<<<<<<<<<<<
 * 
 *     return memoryview_fromslice(memviewslice[0], memview.view.ndim,
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 *         to_dtype_func = NULL
 * 
 *     return memoryview_fromslice(memviewslice[0], memview.view.ndim,             # <<<<<<<<<<<<<<
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 *                                 memview.dtype_is_object)             # <<<<<<<<<<<<<<
 * 
 * 
 */
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 * 
 * @cname('__pyx_memoryview_copy_object_from_slice')
 * cdef memoryview_copy_from_slice(memoryview memview, __Pyx_memviewslice *memviewslice):             # <<<<<<<<<<<<<<
 *     """
 *     Create a new memoryview object from a given memoryview object and slice.
 */

  /* function exit code */
  __pyx_L1_error:;
  __Pyx_XDECREF(__pyx_t_5);
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/* "View.MemoryView":1065
 * 
 * 
 * cdef Py_ssize_t abs_py_ssize_t(Py_ssize_t arg) nogil:             # <<<<<<<<<<<<<<
 *     if arg < 0:
 *         return -arg
 */

static Py_ssize_t abs_py_ssize_t(Py_ssize_t __pyx_v_arg) {
  Py_ssize_t __pyx_r;
  int __pyx_t_1;

  /* "View.MemoryView":1066
 * 
 * cdef Py_ssize_t abs_py_ssize_t(Py_ssize_t arg) nogil:
 *     if arg < 0:             # <<<<<<<<<<<<<<
 *         return -arg
 *     else:
 */
  __pyx_t_1 = ((__pyx_v_arg < 0) != 0);
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    /* "View.MemoryView":1067
 * cdef Py_ssize_t abs_py_ssize_t(Py_ssize_t arg) nogil:
 *     if arg < 0:
 *         return -arg             # <<<<<<<<<<<<<<
 *     else:
 *         return arg
 */
    __pyx_r = (-__pyx_v_arg);
    goto __pyx_L0;

    /* "View.MemoryView":1066
 * 
 * cdef Py_ssize_t abs_py_ssize_t(Py_ssize_t arg) nogil:
 *     if arg < 0:             # <<<<<<<<<<<<<<
 *         return -arg
 *     else:
 */
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  /* "View.MemoryView":1069
 *         return -arg
 *     else:
 *         return arg             # <<<<<<<<<<<<<<
 * 
 * @cname('__pyx_get_best_slice_order')
 */
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  /* "View.MemoryView":1065
 * 
 * 
 * cdef Py_ssize_t abs_py_ssize_t(Py_ssize_t arg) nogil:             # <<<<<<<<<<<<<<
 *     if arg < 0:
 *         return -arg
 */

  /* function exit code */
  __pyx_L0:;
  return __pyx_r;
}

/* "View.MemoryView":1072
 * 
 * @cname('__pyx_get_best_slice_order')
 * cdef char get_best_order(__Pyx_memviewslice *mslice, int ndim) nogil:             # <<<<<<<<<<<<<<
 *     """
 *     Figure out the best memory access order for a given slice.
 */

static char __pyx_get_best_slice_order(__Pyx_memviewslice *__pyx_v_mslice, int __pyx_v_ndim) {
  int __pyx_v_i;
  Py_ssize_t __pyx_v_c_stride;
  Py_ssize_t __pyx_v_f_stride;
  char __pyx_r;
  int __pyx_t_1;
  int __pyx_t_2;
  int __pyx_t_3;

  /* "View.MemoryView":1077
 *     """
 *     cdef int i
 *     cdef Py_ssize_t c_stride = 0             # <<<<<<<<<<<<<<
 *     cdef Py_ssize_t f_stride = 0
 * 
 */
  __pyx_v_c_stride = 0;

  /* "View.MemoryView":1078
 *     cdef int i
 *     cdef Py_ssize_t c_stride = 0
 *     cdef Py_ssize_t f_stride = 0             # <<<<<<<<<<<<<<
 * 
 *     for i in range(ndim - 1, -1, -1):
 */
  __pyx_v_f_stride = 0;

  /* "View.MemoryView":1080
 *     cdef Py_ssize_t f_stride = 0
 * 
 *     for i in range(ndim - 1, -1, -1):             # <<<<<<<<<<<<<<
 *         if mslice.shape[i] > 1:
 *             c_stride = mslice.strides[i]
 */
  for (__pyx_t_1 = (__pyx_v_ndim - 1); __pyx_t_1 > -1; __pyx_t_1-=1) {
    __pyx_v_i = __pyx_t_1;

    /* "View.MemoryView":1081
 * 
 *     for i in range(ndim - 1, -1, -1):
 *         if mslice.shape[i] > 1:             # <<<<<<<<<<<<<<
 *             c_stride = mslice.strides[i]
 *             break
 */
    __pyx_t_2 = (((__pyx_v_mslice->shape[__pyx_v_i]) > 1) != 0);
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      /* "View.MemoryView":1082
 *     for i in range(ndim - 1, -1, -1):
 *         if mslice.shape[i] > 1:
 *             c_stride = mslice.strides[i]             # <<<<<<<<<<<<<<
 *             break
 * 
 */
      __pyx_v_c_stride = (__pyx_v_mslice->strides[__pyx_v_i]);

      /* "View.MemoryView":1083
 *         if mslice.shape[i] > 1:
 *             c_stride = mslice.strides[i]
 *             break             # <<<<<<<<<<<<<<
 * 
 *     for i in range(ndim):
 */
      goto __pyx_L4_break;

      /* "View.MemoryView":1081
 * 
 *     for i in range(ndim - 1, -1, -1):
 *         if mslice.shape[i] > 1:             # <<<<<<<<<<<<<<
 *             c_stride = mslice.strides[i]
 *             break
 */
    }
  }
  __pyx_L4_break:;

  /* "View.MemoryView":1085
 *             break
 * 
 *     for i in range(ndim):             # <<<<<<<<<<<<<<
 *         if mslice.shape[i] > 1:
 *             f_stride = mslice.strides[i]
 */
  __pyx_t_1 = __pyx_v_ndim;
  for (__pyx_t_3 = 0; __pyx_t_3 < __pyx_t_1; __pyx_t_3+=1) {
    __pyx_v_i = __pyx_t_3;

    /* "View.MemoryView":1086
 * 
 *     for i in range(ndim):
 *         if mslice.shape[i] > 1:             # <<<<<<<<<<<<<<
 *             f_stride = mslice.strides[i]
 *             break
 */
    __pyx_t_2 = (((__pyx_v_mslice->shape[__pyx_v_i]) > 1) != 0);
    if (__pyx_t_2) {

      /* "View.MemoryView":1087
 *     for i in range(ndim):
 *         if mslice.shape[i] > 1:
 *             f_stride = mslice.strides[i]             # <<<<<<<<<<<<<<
 *             break
 * 
 */
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      /* "View.MemoryView":1088
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 *             f_stride = mslice.strides[i]
 *             break             # <<<<<<<<<<<<<<
 * 
 *     if abs_py_ssize_t(c_stride) <= abs_py_ssize_t(f_stride):
 */
      goto __pyx_L7_break;

      /* "View.MemoryView":1086
 * 
 *     for i in range(ndim):
 *         if mslice.shape[i] > 1:             # <<<<<<<<<<<<<<
 *             f_stride = mslice.strides[i]
 *             break
 */
    }
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  __pyx_L7_break:;

  /* "View.MemoryView":1090
 *             break
 * 
 *     if abs_py_ssize_t(c_stride) <= abs_py_ssize_t(f_stride):             # <<<<<<<<<<<<<<
 *         return 'C'
 *     else:
 */
  __pyx_t_2 = ((abs_py_ssize_t(__pyx_v_c_stride) <= abs_py_ssize_t(__pyx_v_f_stride)) != 0);
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    /* "View.MemoryView":1091
 * 
 *     if abs_py_ssize_t(c_stride) <= abs_py_ssize_t(f_stride):
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 *     else:
 *         return 'F'
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    /* "View.MemoryView":1090
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 * 
 *     if abs_py_ssize_t(c_stride) <= abs_py_ssize_t(f_stride):             # <<<<<<<<<<<<<<
 *         return 'C'
 *     else:
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 * 
 * @cython.cdivision(True)
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  /* "View.MemoryView":1072
 * 
 * @cname('__pyx_get_best_slice_order')
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 *     """
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/* "View.MemoryView":1096
 * 
 * @cython.cdivision(True)
 * cdef void _copy_strided_to_strided(char *src_data, Py_ssize_t *src_strides,             # <<<<<<<<<<<<<<
 *                                    char *dst_data, Py_ssize_t *dst_strides,
 *                                    Py_ssize_t *src_shape, Py_ssize_t *dst_shape,
 */

static void _copy_strided_to_strided(char *__pyx_v_src_data, Py_ssize_t *__pyx_v_src_strides, char *__pyx_v_dst_data, Py_ssize_t *__pyx_v_dst_strides, Py_ssize_t *__pyx_v_src_shape, Py_ssize_t *__pyx_v_dst_shape, int __pyx_v_ndim, size_t __pyx_v_itemsize) {
  CYTHON_UNUSED Py_ssize_t __pyx_v_i;
  CYTHON_UNUSED Py_ssize_t __pyx_v_src_extent;
  Py_ssize_t __pyx_v_dst_extent;
  Py_ssize_t __pyx_v_src_stride;
  Py_ssize_t __pyx_v_dst_stride;
  int __pyx_t_1;
  int __pyx_t_2;
  int __pyx_t_3;
  Py_ssize_t __pyx_t_4;
  Py_ssize_t __pyx_t_5;

  /* "View.MemoryView":1103
 * 
 *     cdef Py_ssize_t i
 *     cdef Py_ssize_t src_extent = src_shape[0]             # <<<<<<<<<<<<<<
 *     cdef Py_ssize_t dst_extent = dst_shape[0]
 *     cdef Py_ssize_t src_stride = src_strides[0]
 */
  __pyx_v_src_extent = (__pyx_v_src_shape[0]);

  /* "View.MemoryView":1104
 *     cdef Py_ssize_t i
 *     cdef Py_ssize_t src_extent = src_shape[0]
 *     cdef Py_ssize_t dst_extent = dst_shape[0]             # <<<<<<<<<<<<<<
 *     cdef Py_ssize_t src_stride = src_strides[0]
 *     cdef Py_ssize_t dst_stride = dst_strides[0]
 */
  __pyx_v_dst_extent = (__pyx_v_dst_shape[0]);

  /* "View.MemoryView":1105
 *     cdef Py_ssize_t src_extent = src_shape[0]
 *     cdef Py_ssize_t dst_extent = dst_shape[0]
 *     cdef Py_ssize_t src_stride = src_strides[0]             # <<<<<<<<<<<<<<
 *     cdef Py_ssize_t dst_stride = dst_strides[0]
 * 
 */
  __pyx_v_src_stride = (__pyx_v_src_strides[0]);

  /* "View.MemoryView":1106
 *     cdef Py_ssize_t dst_extent = dst_shape[0]
 *     cdef Py_ssize_t src_stride = src_strides[0]
 *     cdef Py_ssize_t dst_stride = dst_strides[0]             # <<<<<<<<<<<<<<
 * 
 *     if ndim == 1:
 */
  __pyx_v_dst_stride = (__pyx_v_dst_strides[0]);

  /* "View.MemoryView":1108
 *     cdef Py_ssize_t dst_stride = dst_strides[0]
 * 
 *     if ndim == 1:             # <<<<<<<<<<<<<<
 *        if (src_stride > 0 and dst_stride > 0 and
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 */
  __pyx_t_1 = ((__pyx_v_ndim == 1) != 0);
  if (__pyx_t_1) {

    /* "View.MemoryView":1109
 * 
 *     if ndim == 1:
 *        if (src_stride > 0 and dst_stride > 0 and             # <<<<<<<<<<<<<<
 *            <size_t> src_stride == itemsize == <size_t> dst_stride):
 *            memcpy(dst_data, src_data, itemsize * dst_extent)
 */
    __pyx_t_2 = ((__pyx_v_src_stride > 0) != 0);
    if (__pyx_t_2) {
    } else {
      __pyx_t_1 = __pyx_t_2;
      goto __pyx_L5_bool_binop_done;
    }
    __pyx_t_2 = ((__pyx_v_dst_stride > 0) != 0);
    if (__pyx_t_2) {
    } else {
      __pyx_t_1 = __pyx_t_2;
      goto __pyx_L5_bool_binop_done;
    }

    /* "View.MemoryView":1110
 *     if ndim == 1:
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 *            <size_t> src_stride == itemsize == <size_t> dst_stride):             # <<<<<<<<<<<<<<
 *            memcpy(dst_data, src_data, itemsize * dst_extent)
 *        else:
 */
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    __pyx_L5_bool_binop_done:;

    /* "View.MemoryView":1109
 * 
 *     if ndim == 1:
 *        if (src_stride > 0 and dst_stride > 0 and             # <<<<<<<<<<<<<<
 *            <size_t> src_stride == itemsize == <size_t> dst_stride):
 *            memcpy(dst_data, src_data, itemsize * dst_extent)
 */
    if (__pyx_t_1) {

      /* "View.MemoryView":1111
 *        if (src_stride > 0 and dst_stride > 0 and
 *            <size_t> src_stride == itemsize == <size_t> dst_stride):
 *            memcpy(dst_data, src_data, itemsize * dst_extent)             # <<<<<<<<<<<<<<
 *        else:
 *            for i in range(dst_extent):
 */
      memcpy(__pyx_v_dst_data, __pyx_v_src_data, (__pyx_v_itemsize * __pyx_v_dst_extent));

      /* "View.MemoryView":1109
 * 
 *     if ndim == 1:
 *        if (src_stride > 0 and dst_stride > 0 and             # <<<<<<<<<<<<<<
 *            <size_t> src_stride == itemsize == <size_t> dst_stride):
 *            memcpy(dst_data, src_data, itemsize * dst_extent)
 */
      goto __pyx_L4;
    }

    /* "View.MemoryView":1113
 *            memcpy(dst_data, src_data, itemsize * dst_extent)
 *        else:
 *            for i in range(dst_extent):             # <<<<<<<<<<<<<<
 *                memcpy(dst_data, src_data, itemsize)
 *                src_data += src_stride
 */
    /*else*/ {
      __pyx_t_4 = __pyx_v_dst_extent;
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        __pyx_v_i = __pyx_t_5;

        /* "View.MemoryView":1114
 *        else:
 *            for i in range(dst_extent):
 *                memcpy(dst_data, src_data, itemsize)             # <<<<<<<<<<<<<<
 *                src_data += src_stride
 *                dst_data += dst_stride
 */
        memcpy(__pyx_v_dst_data, __pyx_v_src_data, __pyx_v_itemsize);

        /* "View.MemoryView":1115
 *            for i in range(dst_extent):
 *                memcpy(dst_data, src_data, itemsize)
 *                src_data += src_stride             # <<<<<<<<<<<<<<
 *                dst_data += dst_stride
 *     else:
 */
        __pyx_v_src_data = (__pyx_v_src_data + __pyx_v_src_stride);

        /* "View.MemoryView":1116
 *                memcpy(dst_data, src_data, itemsize)
 *                src_data += src_stride
 *                dst_data += dst_stride             # <<<<<<<<<<<<<<
 *     else:
 *         for i in range(dst_extent):
 */
        __pyx_v_dst_data = (__pyx_v_dst_data + __pyx_v_dst_stride);
      }
    }
    __pyx_L4:;

    /* "View.MemoryView":1108
 *     cdef Py_ssize_t dst_stride = dst_strides[0]
 * 
 *     if ndim == 1:             # <<<<<<<<<<<<<<
 *        if (src_stride > 0 and dst_stride > 0 and
 *            <size_t> src_stride == itemsize == <size_t> dst_stride):
 */
    goto __pyx_L3;
  }

  /* "View.MemoryView":1118
 *                dst_data += dst_stride
 *     else:
 *         for i in range(dst_extent):             # <<<<<<<<<<<<<<
 *             _copy_strided_to_strided(src_data, src_strides + 1,
 *                                      dst_data, dst_strides + 1,
 */
  /*else*/ {
    __pyx_t_4 = __pyx_v_dst_extent;
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      __pyx_v_i = __pyx_t_5;

      /* "View.MemoryView":1119
 *     else:
 *         for i in range(dst_extent):
 *             _copy_strided_to_strided(src_data, src_strides + 1,             # <<<<<<<<<<<<<<
 *                                      dst_data, dst_strides + 1,
 *                                      src_shape + 1, dst_shape + 1,
 */
      _copy_strided_to_strided(__pyx_v_src_data, (__pyx_v_src_strides + 1), __pyx_v_dst_data, (__pyx_v_dst_strides + 1), (__pyx_v_src_shape + 1), (__pyx_v_dst_shape + 1), (__pyx_v_ndim - 1), __pyx_v_itemsize);

      /* "View.MemoryView":1123
 *                                      src_shape + 1, dst_shape + 1,
 *                                      ndim - 1, itemsize)
 *             src_data += src_stride             # <<<<<<<<<<<<<<
 *             dst_data += dst_stride
 * 
 */
      __pyx_v_src_data = (__pyx_v_src_data + __pyx_v_src_stride);

      /* "View.MemoryView":1124
 *                                      ndim - 1, itemsize)
 *             src_data += src_stride
 *             dst_data += dst_stride             # <<<<<<<<<<<<<<
 * 
 * cdef void copy_strided_to_strided(__Pyx_memviewslice *src,
 */
      __pyx_v_dst_data = (__pyx_v_dst_data + __pyx_v_dst_stride);
    }
  }
  __pyx_L3:;

  /* "View.MemoryView":1096
 * 
 * @cython.cdivision(True)
 * cdef void _copy_strided_to_strided(char *src_data, Py_ssize_t *src_strides,             # <<<<<<<<<<<<<<
 *                                    char *dst_data, Py_ssize_t *dst_strides,
 *                                    Py_ssize_t *src_shape, Py_ssize_t *dst_shape,
 */

  /* function exit code */
}

/* "View.MemoryView":1126
 *             dst_data += dst_stride
 * 
 * cdef void copy_strided_to_strided(__Pyx_memviewslice *src,             # <<<<<<<<<<<<<<
 *                                   __Pyx_memviewslice *dst,
 *                                   int ndim, size_t itemsize) nogil:
 */

static void copy_strided_to_strided(__Pyx_memviewslice *__pyx_v_src, __Pyx_memviewslice *__pyx_v_dst, int __pyx_v_ndim, size_t __pyx_v_itemsize) {

  /* "View.MemoryView":1129
 *                                   __Pyx_memviewslice *dst,
 *                                   int ndim, size_t itemsize) nogil:
 *     _copy_strided_to_strided(src.data, src.strides, dst.data, dst.strides,             # <<<<<<<<<<<<<<
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 * 
 */
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  /* "View.MemoryView":1126
 *             dst_data += dst_stride
 * 
 * cdef void copy_strided_to_strided(__Pyx_memviewslice *src,             # <<<<<<<<<<<<<<
 *                                   __Pyx_memviewslice *dst,
 *                                   int ndim, size_t itemsize) nogil:
 */

  /* function exit code */
}

/* "View.MemoryView":1133
 * 
 * @cname('__pyx_memoryview_slice_get_size')
 * cdef Py_ssize_t slice_get_size(__Pyx_memviewslice *src, int ndim) nogil:             # <<<<<<<<<<<<<<
 *     "Return the size of the memory occupied by the slice in number of bytes"
 *     cdef int i
 */

static Py_ssize_t __pyx_memoryview_slice_get_size(__Pyx_memviewslice *__pyx_v_src, int __pyx_v_ndim) {
  int __pyx_v_i;
  Py_ssize_t __pyx_v_size;
  Py_ssize_t __pyx_r;
  Py_ssize_t __pyx_t_1;
  int __pyx_t_2;
  int __pyx_t_3;

  /* "View.MemoryView":1136
 *     "Return the size of the memory occupied by the slice in number of bytes"
 *     cdef int i
 *     cdef Py_ssize_t size = src.memview.view.itemsize             # <<<<<<<<<<<<<<
 * 
 *     for i in range(ndim):
 */
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  __pyx_v_size = __pyx_t_1;

  /* "View.MemoryView":1138
 *     cdef Py_ssize_t size = src.memview.view.itemsize
 * 
 *     for i in range(ndim):             # <<<<<<<<<<<<<<
 *         size *= src.shape[i]
 * 
 */
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    /* "View.MemoryView":1139
 * 
 *     for i in range(ndim):
 *         size *= src.shape[i]             # <<<<<<<<<<<<<<
 * 
 *     return size
 */
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  /* "View.MemoryView":1141
 *         size *= src.shape[i]
 * 
 *     return size             # <<<<<<<<<<<<<<
 * 
 * @cname('__pyx_fill_contig_strides_array')
 */
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  /* "View.MemoryView":1133
 * 
 * @cname('__pyx_memoryview_slice_get_size')
 * cdef Py_ssize_t slice_get_size(__Pyx_memviewslice *src, int ndim) nogil:             # <<<<<<<<<<<<<<
 *     "Return the size of the memory occupied by the slice in number of bytes"
 *     cdef int i
 */

  /* function exit code */
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}

/* "View.MemoryView":1144
 * 
 * @cname('__pyx_fill_contig_strides_array')
 * cdef Py_ssize_t fill_contig_strides_array(             # <<<<<<<<<<<<<<
 *                 Py_ssize_t *shape, Py_ssize_t *strides, Py_ssize_t stride,
 *                 int ndim, char order) nogil:
 */

static Py_ssize_t __pyx_fill_contig_strides_array(Py_ssize_t *__pyx_v_shape, Py_ssize_t *__pyx_v_strides, Py_ssize_t __pyx_v_stride, int __pyx_v_ndim, char __pyx_v_order) {
  int __pyx_v_idx;
  Py_ssize_t __pyx_r;
  int __pyx_t_1;
  int __pyx_t_2;
  int __pyx_t_3;

  /* "View.MemoryView":1153
 *     cdef int idx
 * 
 *     if order == 'F':             # <<<<<<<<<<<<<<
 *         for idx in range(ndim):
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 */
  __pyx_t_1 = ((__pyx_v_order == 'F') != 0);
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    /* "View.MemoryView":1154
 * 
 *     if order == 'F':
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 *             strides[idx] = stride
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 */
    __pyx_t_2 = __pyx_v_ndim;
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      /* "View.MemoryView":1155
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 */
      (__pyx_v_strides[__pyx_v_idx]) = __pyx_v_stride;

      /* "View.MemoryView":1156
 *         for idx in range(ndim):
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 *             stride = stride * shape[idx]             # <<<<<<<<<<<<<<
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      __pyx_v_stride = (__pyx_v_stride * (__pyx_v_shape[__pyx_v_idx]));
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    /* "View.MemoryView":1153
 *     cdef int idx
 * 
 *     if order == 'F':             # <<<<<<<<<<<<<<
 *         for idx in range(ndim):
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  /* "View.MemoryView":1158
 *             stride = stride * shape[idx]
 *     else:
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 *             strides[idx] = stride
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      /* "View.MemoryView":1159
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 *         for idx in range(ndim - 1, -1, -1):
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 *             stride = stride * shape[idx]
 * 
 */
      (__pyx_v_strides[__pyx_v_idx]) = __pyx_v_stride;

      /* "View.MemoryView":1160
 *         for idx in range(ndim - 1, -1, -1):
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 *             stride = stride * shape[idx]             # <<<<<<<<<<<<<<
 * 
 *     return stride
 */
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  /* "View.MemoryView":1162
 *             stride = stride * shape[idx]
 * 
 *     return stride             # <<<<<<<<<<<<<<
 * 
 * @cname('__pyx_memoryview_copy_data_to_temp')
 */
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  /* "View.MemoryView":1144
 * 
 * @cname('__pyx_fill_contig_strides_array')
 * cdef Py_ssize_t fill_contig_strides_array(             # <<<<<<<<<<<<<<
 *                 Py_ssize_t *shape, Py_ssize_t *strides, Py_ssize_t stride,
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}

/* "View.MemoryView":1165
 * 
 * @cname('__pyx_memoryview_copy_data_to_temp')
 * cdef void *copy_data_to_temp(__Pyx_memviewslice *src,             # <<<<<<<<<<<<<<
 *                              __Pyx_memviewslice *tmpslice,
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static void *__pyx_memoryview_copy_data_to_temp(__Pyx_memviewslice *__pyx_v_src, __Pyx_memviewslice *__pyx_v_tmpslice, char __pyx_v_order, int __pyx_v_ndim) {
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  int __pyx_t_2;
  int __pyx_t_3;
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  /* "View.MemoryView":1176
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 *     cdef size_t size = slice_get_size(src, ndim)
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 */
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  /* "View.MemoryView":1177
 * 
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 */
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 * 
 */
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 */
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 * 
 * 
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 */
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  /* "View.MemoryView":1185
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  /* "View.MemoryView":1186
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    /* "View.MemoryView":1187
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 */
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    /* "View.MemoryView":1188
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 *         tmpslice.suboffsets[i] = -1             # <<<<<<<<<<<<<<
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 *     fill_contig_strides_array(&tmpslice.shape[0], &tmpslice.strides[0], itemsize,
 */
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 * 
 *     fill_contig_strides_array(&tmpslice.shape[0], &tmpslice.strides[0], itemsize,             # <<<<<<<<<<<<<<
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 */
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  /* "View.MemoryView":1194
 * 
 * 
 *     for i in range(ndim):             # <<<<<<<<<<<<<<
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 */
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    /* "View.MemoryView":1195
 * 
 *     for i in range(ndim):
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 */
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 *     if slice_is_contig(src, order, ndim):
 */
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      /* "View.MemoryView":1195
 * 
 *     for i in range(ndim):
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 */
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  /* "View.MemoryView":1198
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 *     if slice_is_contig(src, order, ndim):             # <<<<<<<<<<<<<<
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 */
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 * 
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      __pyx_t_4 = __pyx_memoryview_err_dim(__pyx_builtin_ValueError, __pyx_k_Dimension_d_is_not_direct, __pyx_v_i); if (unlikely(__pyx_t_4 == -1)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 1257; __pyx_clineno = __LINE__; goto __pyx_L1_error;}

      /* "View.MemoryView":1256
 *                 _err_extents(i, dst.shape[i], src.shape[i])
 * 
 *         if src.suboffsets[i] >= 0:             # <<<<<<<<<<<<<<
 *             _err_dim(ValueError, "Dimension %d is not direct", i)
 * 
 */
    }
  }

  /* "View.MemoryView":1259
 *             _err_dim(ValueError, "Dimension %d is not direct", i)
 * 
 *     if slices_overlap(&src, &dst, ndim, itemsize):             # <<<<<<<<<<<<<<
 * 
 *         if not slice_is_contig(&src, order, ndim):
 */
  __pyx_t_2 = (__pyx_slices_overlap((&__pyx_v_src), (&__pyx_v_dst), __pyx_v_ndim, __pyx_v_itemsize) != 0);
  if (__pyx_t_2) {

    /* "View.MemoryView":1261
 *     if slices_overlap(&src, &dst, ndim, itemsize):
 * 
 *         if not slice_is_contig(&src, order, ndim):             # <<<<<<<<<<<<<<
 *             order = get_best_order(&dst, ndim)
 * 
 */
    __pyx_t_2 = ((!(__pyx_memviewslice_is_contig((&__pyx_v_src), __pyx_v_order, __pyx_v_ndim) != 0)) != 0);
    if (__pyx_t_2) {

      /* "View.MemoryView":1262
 * 
 *         if not slice_is_contig(&src, order, ndim):
 *             order = get_best_order(&dst, ndim)             # <<<<<<<<<<<<<<
 * 
 *         tmpdata = copy_data_to_temp(&src, &tmp, order, ndim)
 */
      __pyx_v_order = __pyx_get_best_slice_order((&__pyx_v_dst), __pyx_v_ndim);

      /* "View.MemoryView":1261
 *     if slices_overlap(&src, &dst, ndim, itemsize):
 * 
 *         if not slice_is_contig(&src, order, ndim):             # <<<<<<<<<<<<<<
 *             order = get_best_order(&dst, ndim)
 * 
 */
    }

    /* "View.MemoryView":1264
 *             order = get_best_order(&dst, ndim)
 * 
 *         tmpdata = copy_data_to_temp(&src, &tmp, order, ndim)             # <<<<<<<<<<<<<<
 *         src = tmp
 * 
 */
    __pyx_t_6 = __pyx_memoryview_copy_data_to_temp((&__pyx_v_src), (&__pyx_v_tmp), __pyx_v_order, __pyx_v_ndim); if (unlikely(__pyx_t_6 == NULL)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 1264; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
    __pyx_v_tmpdata = __pyx_t_6;

    /* "View.MemoryView":1265
 * 
 *         tmpdata = copy_data_to_temp(&src, &tmp, order, ndim)
 *         src = tmp             # <<<<<<<<<<<<<<
 * 
 *     if not broadcasting:
 */
    __pyx_v_src = __pyx_v_tmp;

    /* "View.MemoryView":1259
 *             _err_dim(ValueError, "Dimension %d is not direct", i)
 * 
 *     if slices_overlap(&src, &dst, ndim, itemsize):             # <<<<<<<<<<<<<<
 * 
 *         if not slice_is_contig(&src, order, ndim):
 */
  }

  /* "View.MemoryView":1267
 *         src = tmp
 * 
 *     if not broadcasting:             # <<<<<<<<<<<<<<
 * 
 * 
 */
  __pyx_t_2 = ((!(__pyx_v_broadcasting != 0)) != 0);
  if (__pyx_t_2) {

    /* "View.MemoryView":1270
 * 
 * 
 *         if slice_is_contig(&src, 'C', ndim):             # <<<<<<<<<<<<<<
 *             direct_copy = slice_is_contig(&dst, 'C', ndim)
 *         elif slice_is_contig(&src, 'F', ndim):
 */
    __pyx_t_2 = (__pyx_memviewslice_is_contig((&__pyx_v_src), 'C', __pyx_v_ndim) != 0);
    if (__pyx_t_2) {

      /* "View.MemoryView":1271
 * 
 *         if slice_is_contig(&src, 'C', ndim):
 *             direct_copy = slice_is_contig(&dst, 'C', ndim)             # <<<<<<<<<<<<<<
 *         elif slice_is_contig(&src, 'F', ndim):
 *             direct_copy = slice_is_contig(&dst, 'F', ndim)
 */
      __pyx_v_direct_copy = __pyx_memviewslice_is_contig((&__pyx_v_dst), 'C', __pyx_v_ndim);

      /* "View.MemoryView":1270
 * 
 * 
 *         if slice_is_contig(&src, 'C', ndim):             # <<<<<<<<<<<<<<
 *             direct_copy = slice_is_contig(&dst, 'C', ndim)
 *         elif slice_is_contig(&src, 'F', ndim):
 */
      goto __pyx_L12;
    }

    /* "View.MemoryView":1272
 *         if slice_is_contig(&src, 'C', ndim):
 *             direct_copy = slice_is_contig(&dst, 'C', ndim)
 *         elif slice_is_contig(&src, 'F', ndim):             # <<<<<<<<<<<<<<
 *             direct_copy = slice_is_contig(&dst, 'F', ndim)
 * 
 */
    __pyx_t_2 = (__pyx_memviewslice_is_contig((&__pyx_v_src), 'F', __pyx_v_ndim) != 0);
    if (__pyx_t_2) {

      /* "View.MemoryView":1273
 *             direct_copy = slice_is_contig(&dst, 'C', ndim)
 *         elif slice_is_contig(&src, 'F', ndim):
 *             direct_copy = slice_is_contig(&dst, 'F', ndim)             # <<<<<<<<<<<<<<
 * 
 *         if direct_copy:
 */
      __pyx_v_direct_copy = __pyx_memviewslice_is_contig((&__pyx_v_dst), 'F', __pyx_v_ndim);

      /* "View.MemoryView":1272
 *         if slice_is_contig(&src, 'C', ndim):
 *             direct_copy = slice_is_contig(&dst, 'C', ndim)
 *         elif slice_is_contig(&src, 'F', ndim):             # <<<<<<<<<<<<<<
 *             direct_copy = slice_is_contig(&dst, 'F', ndim)
 * 
 */
    }
    __pyx_L12:;

    /* "View.MemoryView":1275
 *             direct_copy = slice_is_contig(&dst, 'F', ndim)
 * 
 *         if direct_copy:             # <<<<<<<<<<<<<<
 * 
 *             refcount_copying(&dst, dtype_is_object, ndim, False)
 */
    __pyx_t_2 = (__pyx_v_direct_copy != 0);
    if (__pyx_t_2) {

      /* "View.MemoryView":1277
 *         if direct_copy:
 * 
 *             refcount_copying(&dst, dtype_is_object, ndim, False)             # <<<<<<<<<<<<<<
 *             memcpy(dst.data, src.data, slice_get_size(&src, ndim))
 *             refcount_copying(&dst, dtype_is_object, ndim, True)
 */
      __pyx_memoryview_refcount_copying((&__pyx_v_dst), __pyx_v_dtype_is_object, __pyx_v_ndim, 0);

      /* "View.MemoryView":1278
 * 
 *             refcount_copying(&dst, dtype_is_object, ndim, False)
 *             memcpy(dst.data, src.data, slice_get_size(&src, ndim))             # <<<<<<<<<<<<<<
 *             refcount_copying(&dst, dtype_is_object, ndim, True)
 *             free(tmpdata)
 */
      memcpy(__pyx_v_dst.data, __pyx_v_src.data, __pyx_memoryview_slice_get_size((&__pyx_v_src), __pyx_v_ndim));

      /* "View.MemoryView":1279
 *             refcount_copying(&dst, dtype_is_object, ndim, False)
 *             memcpy(dst.data, src.data, slice_get_size(&src, ndim))
 *             refcount_copying(&dst, dtype_is_object, ndim, True)             # <<<<<<<<<<<<<<
 *             free(tmpdata)
 *             return 0
 */
      __pyx_memoryview_refcount_copying((&__pyx_v_dst), __pyx_v_dtype_is_object, __pyx_v_ndim, 1);

      /* "View.MemoryView":1280
 *             memcpy(dst.data, src.data, slice_get_size(&src, ndim))
 *             refcount_copying(&dst, dtype_is_object, ndim, True)
 *             free(tmpdata)             # <<<<<<<<<<<<<<
 *             return 0
 * 
 */
      free(__pyx_v_tmpdata);

      /* "View.MemoryView":1281
 *             refcount_copying(&dst, dtype_is_object, ndim, True)
 *             free(tmpdata)
 *             return 0             # <<<<<<<<<<<<<<
 * 
 *     if order == 'F' == get_best_order(&dst, ndim):
 */
      __pyx_r = 0;
      goto __pyx_L0;

      /* "View.MemoryView":1275
 *             direct_copy = slice_is_contig(&dst, 'F', ndim)
 * 
 *         if direct_copy:             # <<<<<<<<<<<<<<
 * 
 *             refcount_copying(&dst, dtype_is_object, ndim, False)
 */
    }

    /* "View.MemoryView":1267
 *         src = tmp
 * 
 *     if not broadcasting:             # <<<<<<<<<<<<<<
 * 
 * 
 */
  }

  /* "View.MemoryView":1283
 *             return 0
 * 
 *     if order == 'F' == get_best_order(&dst, ndim):             # <<<<<<<<<<<<<<
 * 
 * 
 */
  __pyx_t_2 = (__pyx_v_order == 'F');
  if (__pyx_t_2) {
    __pyx_t_2 = ('F' == __pyx_get_best_slice_order((&__pyx_v_dst), __pyx_v_ndim));
  }
  __pyx_t_7 = (__pyx_t_2 != 0);
  if (__pyx_t_7) {

    /* "View.MemoryView":1286
 * 
 * 
 *         transpose_memslice(&src)             # <<<<<<<<<<<<<<
 *         transpose_memslice(&dst)
 * 
 */
    __pyx_t_5 = __pyx_memslice_transpose((&__pyx_v_src)); if (unlikely(__pyx_t_5 == 0)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 1286; __pyx_clineno = __LINE__; goto __pyx_L1_error;}

    /* "View.MemoryView":1287
 * 
 *         transpose_memslice(&src)
 *         transpose_memslice(&dst)             # <<<<<<<<<<<<<<
 * 
 *     refcount_copying(&dst, dtype_is_object, ndim, False)
 */
    __pyx_t_5 = __pyx_memslice_transpose((&__pyx_v_dst)); if (unlikely(__pyx_t_5 == 0)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 1287; __pyx_clineno = __LINE__; goto __pyx_L1_error;}

    /* "View.MemoryView":1283
 *             return 0
 * 
 *     if order == 'F' == get_best_order(&dst, ndim):             # <<<<<<<<<<<<<<
 * 
 * 
 */
  }

  /* "View.MemoryView":1289
 *         transpose_memslice(&dst)
 * 
 *     refcount_copying(&dst, dtype_is_object, ndim, False)             # <<<<<<<<<<<<<<
 *     copy_strided_to_strided(&src, &dst, ndim, itemsize)
 *     refcount_copying(&dst, dtype_is_object, ndim, True)
 */
  __pyx_memoryview_refcount_copying((&__pyx_v_dst), __pyx_v_dtype_is_object, __pyx_v_ndim, 0);

  /* "View.MemoryView":1290
 * 
 *     refcount_copying(&dst, dtype_is_object, ndim, False)
 *     copy_strided_to_strided(&src, &dst, ndim, itemsize)             # <<<<<<<<<<<<<<
 *     refcount_copying(&dst, dtype_is_object, ndim, True)
 * 
 */
  copy_strided_to_strided((&__pyx_v_src), (&__pyx_v_dst), __pyx_v_ndim, __pyx_v_itemsize);

  /* "View.MemoryView":1291
 *     refcount_copying(&dst, dtype_is_object, ndim, False)
 *     copy_strided_to_strided(&src, &dst, ndim, itemsize)
 *     refcount_copying(&dst, dtype_is_object, ndim, True)             # <<<<<<<<<<<<<<
 * 
 *     free(tmpdata)
 */
  __pyx_memoryview_refcount_copying((&__pyx_v_dst), __pyx_v_dtype_is_object, __pyx_v_ndim, 1);

  /* "View.MemoryView":1293
 *     refcount_copying(&dst, dtype_is_object, ndim, True)
 * 
 *     free(tmpdata)             # <<<<<<<<<<<<<<
 *     return 0
 * 
 */
  free(__pyx_v_tmpdata);

  /* "View.MemoryView":1294
 * 
 *     free(tmpdata)
 *     return 0             # <<<<<<<<<<<<<<
 * 
 * @cname('__pyx_memoryview_broadcast_leading')
 */
  __pyx_r = 0;
  goto __pyx_L0;

  /* "View.MemoryView":1225
 * 
 * @cname('__pyx_memoryview_copy_contents')
 * cdef int memoryview_copy_contents(__Pyx_memviewslice src,             # <<<<<<<<<<<<<<
 *                                   __Pyx_memviewslice dst,
 *                                   int src_ndim, int dst_ndim,
 */

  /* function exit code */
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/* "View.MemoryView":1297
 * 
 * @cname('__pyx_memoryview_broadcast_leading')
 * cdef void broadcast_leading(__Pyx_memviewslice *mslice,             # <<<<<<<<<<<<<<
 *                             int ndim,
 *                             int ndim_other) nogil:
 */

static void __pyx_memoryview_broadcast_leading(__Pyx_memviewslice *__pyx_v_mslice, int __pyx_v_ndim, int __pyx_v_ndim_other) {
  int __pyx_v_i;
  int __pyx_v_offset;
  int __pyx_t_1;
  int __pyx_t_2;

  /* "View.MemoryView":1301
 *                             int ndim_other) nogil:
 *     cdef int i
 *     cdef int offset = ndim_other - ndim             # <<<<<<<<<<<<<<
 * 
 *     for i in range(ndim - 1, -1, -1):
 */
  __pyx_v_offset = (__pyx_v_ndim_other - __pyx_v_ndim);

  /* "View.MemoryView":1303
 *     cdef int offset = ndim_other - ndim
 * 
 *     for i in range(ndim - 1, -1, -1):             # <<<<<<<<<<<<<<
 *         mslice.shape[i + offset] = mslice.shape[i]
 *         mslice.strides[i + offset] = mslice.strides[i]
 */
  for (__pyx_t_1 = (__pyx_v_ndim - 1); __pyx_t_1 > -1; __pyx_t_1-=1) {
    __pyx_v_i = __pyx_t_1;

    /* "View.MemoryView":1304
 * 
 *     for i in range(ndim - 1, -1, -1):
 *         mslice.shape[i + offset] = mslice.shape[i]             # <<<<<<<<<<<<<<
 *         mslice.strides[i + offset] = mslice.strides[i]
 *         mslice.suboffsets[i + offset] = mslice.suboffsets[i]
 */
    (__pyx_v_mslice->shape[(__pyx_v_i + __pyx_v_offset)]) = (__pyx_v_mslice->shape[__pyx_v_i]);

    /* "View.MemoryView":1305
 *     for i in range(ndim - 1, -1, -1):
 *         mslice.shape[i + offset] = mslice.shape[i]
 *         mslice.strides[i + offset] = mslice.strides[i]             # <<<<<<<<<<<<<<
 *         mslice.suboffsets[i + offset] = mslice.suboffsets[i]
 * 
 */
    (__pyx_v_mslice->strides[(__pyx_v_i + __pyx_v_offset)]) = (__pyx_v_mslice->strides[__pyx_v_i]);

    /* "View.MemoryView":1306
 *         mslice.shape[i + offset] = mslice.shape[i]
 *         mslice.strides[i + offset] = mslice.strides[i]
 *         mslice.suboffsets[i + offset] = mslice.suboffsets[i]             # <<<<<<<<<<<<<<
 * 
 *     for i in range(offset):
 */
    (__pyx_v_mslice->suboffsets[(__pyx_v_i + __pyx_v_offset)]) = (__pyx_v_mslice->suboffsets[__pyx_v_i]);
  }

  /* "View.MemoryView":1308
 *         mslice.suboffsets[i + offset] = mslice.suboffsets[i]
 * 
 *     for i in range(offset):             # <<<<<<<<<<<<<<
 *         mslice.shape[i] = 1
 *         mslice.strides[i] = mslice.strides[0]
 */
  __pyx_t_1 = __pyx_v_offset;
  for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
    __pyx_v_i = __pyx_t_2;

    /* "View.MemoryView":1309
 * 
 *     for i in range(offset):
 *         mslice.shape[i] = 1             # <<<<<<<<<<<<<<
 *         mslice.strides[i] = mslice.strides[0]
 *         mslice.suboffsets[i] = -1
 */
    (__pyx_v_mslice->shape[__pyx_v_i]) = 1;

    /* "View.MemoryView":1310
 *     for i in range(offset):
 *         mslice.shape[i] = 1
 *         mslice.strides[i] = mslice.strides[0]             # <<<<<<<<<<<<<<
 *         mslice.suboffsets[i] = -1
 * 
 */
    (__pyx_v_mslice->strides[__pyx_v_i]) = (__pyx_v_mslice->strides[0]);

    /* "View.MemoryView":1311
 *         mslice.shape[i] = 1
 *         mslice.strides[i] = mslice.strides[0]
 *         mslice.suboffsets[i] = -1             # <<<<<<<<<<<<<<
 * 
 * 
 */
    (__pyx_v_mslice->suboffsets[__pyx_v_i]) = -1;
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  /* "View.MemoryView":1297
 * 
 * @cname('__pyx_memoryview_broadcast_leading')
 * cdef void broadcast_leading(__Pyx_memviewslice *mslice,             # <<<<<<<<<<<<<<
 *                             int ndim,
 *                             int ndim_other) nogil:
 */

  /* function exit code */
}

/* "View.MemoryView":1319
 * 
 * @cname('__pyx_memoryview_refcount_copying')
 * cdef void refcount_copying(__Pyx_memviewslice *dst, bint dtype_is_object,             # <<<<<<<<<<<<<<
 *                            int ndim, bint inc) nogil:
 * 
 */

static void __pyx_memoryview_refcount_copying(__Pyx_memviewslice *__pyx_v_dst, int __pyx_v_dtype_is_object, int __pyx_v_ndim, int __pyx_v_inc) {
  int __pyx_t_1;

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 * 
 * 
 *     if dtype_is_object:             # <<<<<<<<<<<<<<
 *         refcount_objects_in_slice_with_gil(dst.data, dst.shape,
 *                                            dst.strides, ndim, inc)
 */
  __pyx_t_1 = (__pyx_v_dtype_is_object != 0);
  if (__pyx_t_1) {

    /* "View.MemoryView":1324
 * 
 *     if dtype_is_object:
 *         refcount_objects_in_slice_with_gil(dst.data, dst.shape,             # <<<<<<<<<<<<<<
 *                                            dst.strides, ndim, inc)
 * 
 */
    __pyx_memoryview_refcount_objects_in_slice_with_gil(__pyx_v_dst->data, __pyx_v_dst->shape, __pyx_v_dst->strides, __pyx_v_ndim, __pyx_v_inc);

    /* "View.MemoryView":1323
 * 
 * 
 *     if dtype_is_object:             # <<<<<<<<<<<<<<
 *         refcount_objects_in_slice_with_gil(dst.data, dst.shape,
 *                                            dst.strides, ndim, inc)
 */
  }

  /* "View.MemoryView":1319
 * 
 * @cname('__pyx_memoryview_refcount_copying')
 * cdef void refcount_copying(__Pyx_memviewslice *dst, bint dtype_is_object,             # <<<<<<<<<<<<<<
 *                            int ndim, bint inc) nogil:
 * 
 */

  /* function exit code */
}

/* "View.MemoryView":1328
 * 
 * @cname('__pyx_memoryview_refcount_objects_in_slice_with_gil')
 * cdef void refcount_objects_in_slice_with_gil(char *data, Py_ssize_t *shape,             # <<<<<<<<<<<<<<
 *                                              Py_ssize_t *strides, int ndim,
 *                                              bint inc) with gil:
 */

static void __pyx_memoryview_refcount_objects_in_slice_with_gil(char *__pyx_v_data, Py_ssize_t *__pyx_v_shape, Py_ssize_t *__pyx_v_strides, int __pyx_v_ndim, int __pyx_v_inc) {
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  PyGILState_STATE __pyx_gilstate_save = PyGILState_Ensure();
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 *                                              Py_ssize_t *strides, int ndim,
 *                                              bint inc) with gil:
 *     refcount_objects_in_slice(data, shape, strides, ndim, inc)             # <<<<<<<<<<<<<<
 * 
 * @cname('__pyx_memoryview_refcount_objects_in_slice')
 */
  __pyx_memoryview_refcount_objects_in_slice(__pyx_v_data, __pyx_v_shape, __pyx_v_strides, __pyx_v_ndim, __pyx_v_inc);

  /* "View.MemoryView":1328
 * 
 * @cname('__pyx_memoryview_refcount_objects_in_slice_with_gil')
 * cdef void refcount_objects_in_slice_with_gil(char *data, Py_ssize_t *shape,             # <<<<<<<<<<<<<<
 *                                              Py_ssize_t *strides, int ndim,
 *                                              bint inc) with gil:
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  PyGILState_Release(__pyx_gilstate_save);
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/* "View.MemoryView":1334
 * 
 * @cname('__pyx_memoryview_refcount_objects_in_slice')
 * cdef void refcount_objects_in_slice(char *data, Py_ssize_t *shape,             # <<<<<<<<<<<<<<
 *                                     Py_ssize_t *strides, int ndim, bint inc):
 *     cdef Py_ssize_t i
 */

static void __pyx_memoryview_refcount_objects_in_slice(char *__pyx_v_data, Py_ssize_t *__pyx_v_shape, Py_ssize_t *__pyx_v_strides, int __pyx_v_ndim, int __pyx_v_inc) {
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  Py_ssize_t __pyx_t_1;
  Py_ssize_t __pyx_t_2;
  int __pyx_t_3;
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  /* "View.MemoryView":1338
 *     cdef Py_ssize_t i
 * 
 *     for i in range(shape[0]):             # <<<<<<<<<<<<<<
 *         if ndim == 1:
 *             if inc:
 */
  __pyx_t_1 = (__pyx_v_shape[0]);
  for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
    __pyx_v_i = __pyx_t_2;

    /* "View.MemoryView":1339
 * 
 *     for i in range(shape[0]):
 *         if ndim == 1:             # <<<<<<<<<<<<<<
 *             if inc:
 *                 Py_INCREF((<PyObject **> data)[0])
 */
    __pyx_t_3 = ((__pyx_v_ndim == 1) != 0);
    if (__pyx_t_3) {

      /* "View.MemoryView":1340
 *     for i in range(shape[0]):
 *         if ndim == 1:
 *             if inc:             # <<<<<<<<<<<<<<
 *                 Py_INCREF((<PyObject **> data)[0])
 *             else:
 */
      __pyx_t_3 = (__pyx_v_inc != 0);
      if (__pyx_t_3) {

        /* "View.MemoryView":1341
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        goto __pyx_L6;
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      /* "View.MemoryView":1343
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    /* "View.MemoryView":1345
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 */
    /*else*/ {

      /* "View.MemoryView":1346
 *         else:
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/* "View.MemoryView":1354
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static void __pyx_memoryview_slice_assign_scalar(__Pyx_memviewslice *__pyx_v_dst, int __pyx_v_ndim, size_t __pyx_v_itemsize, void *__pyx_v_item, int __pyx_v_dtype_is_object) {

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 * 
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  /* "View.MemoryView":1354
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 * @cname('__pyx_memoryview_slice_assign_scalar')
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  /* function exit code */
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/* "View.MemoryView":1364
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 * @cname('__pyx_memoryview__slice_assign_scalar')
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 */

static void __pyx_memoryview__slice_assign_scalar(char *__pyx_v_data, Py_ssize_t *__pyx_v_shape, Py_ssize_t *__pyx_v_strides, int __pyx_v_ndim, size_t __pyx_v_itemsize, void *__pyx_v_item) {
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 *     cdef Py_ssize_t extent = shape[0]
 * 
 */
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 *     if ndim == 1:
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    /* "View.MemoryView":1372
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    __pyx_t_2 = __pyx_v_extent;
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      /* "View.MemoryView":1373
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      /* "View.MemoryView":1374
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    /* "View.MemoryView":1371
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 * 
 */
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  /* function exit code */
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static struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_SelectorObject __pyx_vtable_2yt_8geometry_18selection_routines_SelectorObject;

static PyObject *__pyx_tp_new_2yt_8geometry_18selection_routines_SelectorObject(PyTypeObject *t, PyObject *a, PyObject *k) {
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  PyObject *o;
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    o = (*t->tp_alloc)(t, 0);
  } else {
    o = (PyObject *) PyBaseObject_Type.tp_new(t, __pyx_empty_tuple, 0);
  }
  if (unlikely(!o)) return 0;
  p = ((struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *)o);
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  if (unlikely(__pyx_pw_2yt_8geometry_18selection_routines_14SelectorObject_1__cinit__(o, a, k) < 0)) {
    Py_DECREF(o); o = 0;
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}

static void __pyx_tp_dealloc_2yt_8geometry_18selection_routines_SelectorObject(PyObject *o) {
  #if PY_VERSION_HEX >= 0x030400a1
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    if (PyObject_CallFinalizerFromDealloc(o)) return;
  }
  #endif
  (*Py_TYPE(o)->tp_free)(o);
}

static PyObject *__pyx_getprop_2yt_8geometry_18selection_routines_14SelectorObject_min_level(PyObject *o, CYTHON_UNUSED void *x) {
  return __pyx_pw_2yt_8geometry_18selection_routines_14SelectorObject_9min_level_1__get__(o);
}

static int __pyx_setprop_2yt_8geometry_18selection_routines_14SelectorObject_min_level(PyObject *o, PyObject *v, CYTHON_UNUSED void *x) {
  if (v) {
    return __pyx_pw_2yt_8geometry_18selection_routines_14SelectorObject_9min_level_3__set__(o, v);
  }
  else {
    PyErr_SetString(PyExc_NotImplementedError, "__del__");
    return -1;
  }
}

static PyObject *__pyx_getprop_2yt_8geometry_18selection_routines_14SelectorObject_max_level(PyObject *o, CYTHON_UNUSED void *x) {
  return __pyx_pw_2yt_8geometry_18selection_routines_14SelectorObject_9max_level_1__get__(o);
}

static int __pyx_setprop_2yt_8geometry_18selection_routines_14SelectorObject_max_level(PyObject *o, PyObject *v, CYTHON_UNUSED void *x) {
  if (v) {
    return __pyx_pw_2yt_8geometry_18selection_routines_14SelectorObject_9max_level_3__set__(o, v);
  }
  else {
    PyErr_SetString(PyExc_NotImplementedError, "__del__");
    return -1;
  }
}

static PyMethodDef __pyx_methods_2yt_8geometry_18selection_routines_SelectorObject[] = {
  {"select_grids", (PyCFunction)__pyx_pw_2yt_8geometry_18selection_routines_14SelectorObject_3select_grids, METH_VARARGS|METH_KEYWORDS, 0},
  {"count_octs", (PyCFunction)__pyx_pw_2yt_8geometry_18selection_routines_14SelectorObject_5count_octs, METH_VARARGS|METH_KEYWORDS, 0},
  {"count_oct_cells", (PyCFunction)__pyx_pw_2yt_8geometry_18selection_routines_14SelectorObject_7count_oct_cells, METH_VARARGS|METH_KEYWORDS, 0},
  {"fill_mesh_mask", (PyCFunction)__pyx_pw_2yt_8geometry_18selection_routines_14SelectorObject_9fill_mesh_mask, METH_O, 0},
  {"fill_mesh_cell_mask", (PyCFunction)__pyx_pw_2yt_8geometry_18selection_routines_14SelectorObject_11fill_mesh_cell_mask, METH_O, 0},
  {"fill_mask", (PyCFunction)__pyx_pw_2yt_8geometry_18selection_routines_14SelectorObject_13fill_mask, METH_O, 0},
  {"_hash_vals", (PyCFunction)__pyx_pw_2yt_8geometry_18selection_routines_14SelectorObject_21_hash_vals, METH_NOARGS, 0},
  {"_base_hash", (PyCFunction)__pyx_pw_2yt_8geometry_18selection_routines_14SelectorObject_23_base_hash, METH_NOARGS, 0},
  {"__pyx_fuse_0count_points", (PyCFunction)__pyx_fuse_0__pyx_pw_2yt_8geometry_18selection_routines_14SelectorObject_25count_points, METH_VARARGS|METH_KEYWORDS, 0},
  {"__pyx_fuse_1count_points", (PyCFunction)__pyx_fuse_1__pyx_pw_2yt_8geometry_18selection_routines_14SelectorObject_27count_points, METH_VARARGS|METH_KEYWORDS, 0},
  {"__pyx_fuse_0select_points", (PyCFunction)__pyx_fuse_0__pyx_pw_2yt_8geometry_18selection_routines_14SelectorObject_31select_points, METH_VARARGS|METH_KEYWORDS, 0},
  {"__pyx_fuse_1select_points", (PyCFunction)__pyx_fuse_1__pyx_pw_2yt_8geometry_18selection_routines_14SelectorObject_33select_points, METH_VARARGS|METH_KEYWORDS, 0},
  {0, 0, 0, 0}
};

static struct PyGetSetDef __pyx_getsets_2yt_8geometry_18selection_routines_SelectorObject[] = {
  {(char *)"min_level", __pyx_getprop_2yt_8geometry_18selection_routines_14SelectorObject_min_level, __pyx_setprop_2yt_8geometry_18selection_routines_14SelectorObject_min_level, 0, 0},
  {(char *)"max_level", __pyx_getprop_2yt_8geometry_18selection_routines_14SelectorObject_max_level, __pyx_setprop_2yt_8geometry_18selection_routines_14SelectorObject_max_level, 0, 0},
  {0, 0, 0, 0, 0}
};

static PyTypeObject __pyx_type_2yt_8geometry_18selection_routines_SelectorObject = {
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static struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_AlwaysSelector __pyx_vtable_2yt_8geometry_18selection_routines_AlwaysSelector;

static PyObject *__pyx_tp_new_2yt_8geometry_18selection_routines_AlwaysSelector(PyTypeObject *t, PyObject *a, PyObject *k) {
  struct __pyx_obj_2yt_8geometry_18selection_routines_AlwaysSelector *p;
  PyObject *o = __pyx_tp_new_2yt_8geometry_18selection_routines_SelectorObject(t, a, k);
  if (unlikely(!o)) return 0;
  p = ((struct __pyx_obj_2yt_8geometry_18selection_routines_AlwaysSelector *)o);
  p->__pyx_base.__pyx_vtab = (struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_SelectorObject*)__pyx_vtabptr_2yt_8geometry_18selection_routines_AlwaysSelector;
  return o;
}

static PyMethodDef __pyx_methods_2yt_8geometry_18selection_routines_AlwaysSelector[] = {
  {"select_grids", (PyCFunction)__pyx_pw_2yt_8geometry_18selection_routines_14AlwaysSelector_3select_grids, METH_VARARGS|METH_KEYWORDS, 0},
  {"_hash_vals", (PyCFunction)__pyx_pw_2yt_8geometry_18selection_routines_14AlwaysSelector_5_hash_vals, METH_NOARGS, 0},
  {0, 0, 0, 0}
};

static PyTypeObject __pyx_type_2yt_8geometry_18selection_routines_AlwaysSelector = {
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  "yt.geometry.selection_routines.AlwaysSelector", /*tp_name*/
  sizeof(struct __pyx_obj_2yt_8geometry_18selection_routines_AlwaysSelector), /*tp_basicsize*/
  0, /*tp_itemsize*/
  __pyx_tp_dealloc_2yt_8geometry_18selection_routines_SelectorObject, /*tp_dealloc*/
  0, /*tp_print*/
  0, /*tp_getattr*/
  0, /*tp_setattr*/
  #if PY_MAJOR_VERSION < 3
  0, /*tp_compare*/
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  __pyx_methods_2yt_8geometry_18selection_routines_AlwaysSelector, /*tp_methods*/
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  0, /*tp_descr_get*/
  0, /*tp_descr_set*/
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  __pyx_pw_2yt_8geometry_18selection_routines_14AlwaysSelector_1__init__, /*tp_init*/
  0, /*tp_alloc*/
  __pyx_tp_new_2yt_8geometry_18selection_routines_AlwaysSelector, /*tp_new*/
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  0, /*tp_finalize*/
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};
static struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_OctreeSubsetSelector __pyx_vtable_2yt_8geometry_18selection_routines_OctreeSubsetSelector;

static PyObject *__pyx_tp_new_2yt_8geometry_18selection_routines_OctreeSubsetSelector(PyTypeObject *t, PyObject *a, PyObject *k) {
  struct __pyx_obj_2yt_8geometry_18selection_routines_OctreeSubsetSelector *p;
  PyObject *o = __pyx_tp_new_2yt_8geometry_18selection_routines_SelectorObject(t, a, k);
  if (unlikely(!o)) return 0;
  p = ((struct __pyx_obj_2yt_8geometry_18selection_routines_OctreeSubsetSelector *)o);
  p->__pyx_base.__pyx_vtab = (struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_SelectorObject*)__pyx_vtabptr_2yt_8geometry_18selection_routines_OctreeSubsetSelector;
  p->base_selector = ((struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *)Py_None); Py_INCREF(Py_None);
  return o;
}

static void __pyx_tp_dealloc_2yt_8geometry_18selection_routines_OctreeSubsetSelector(PyObject *o) {
  struct __pyx_obj_2yt_8geometry_18selection_routines_OctreeSubsetSelector *p = (struct __pyx_obj_2yt_8geometry_18selection_routines_OctreeSubsetSelector *)o;
  #if PY_VERSION_HEX >= 0x030400a1
  if (unlikely(Py_TYPE(o)->tp_finalize) && !_PyGC_FINALIZED(o)) {
    if (PyObject_CallFinalizerFromDealloc(o)) return;
  }
  #endif
  PyObject_GC_UnTrack(o);
  Py_CLEAR(p->base_selector);
  #if CYTHON_COMPILING_IN_CPYTHON
  if (PyType_IS_GC(Py_TYPE(o)->tp_base))
  #endif
  PyObject_GC_Track(o);
  __pyx_tp_dealloc_2yt_8geometry_18selection_routines_SelectorObject(o);
}

static int __pyx_tp_traverse_2yt_8geometry_18selection_routines_OctreeSubsetSelector(PyObject *o, visitproc v, void *a) {
  int e;
  struct __pyx_obj_2yt_8geometry_18selection_routines_OctreeSubsetSelector *p = (struct __pyx_obj_2yt_8geometry_18selection_routines_OctreeSubsetSelector *)o;
  e = ((likely(__pyx_ptype_2yt_8geometry_18selection_routines_SelectorObject)) ? ((__pyx_ptype_2yt_8geometry_18selection_routines_SelectorObject->tp_traverse) ? __pyx_ptype_2yt_8geometry_18selection_routines_SelectorObject->tp_traverse(o, v, a) : 0) : __Pyx_call_next_tp_traverse(o, v, a, __pyx_tp_traverse_2yt_8geometry_18selection_routines_OctreeSubsetSelector)); if (e) return e;
  if (p->base_selector) {
    e = (*v)(((PyObject*)p->base_selector), a); if (e) return e;
  }
  return 0;
}

static int __pyx_tp_clear_2yt_8geometry_18selection_routines_OctreeSubsetSelector(PyObject *o) {
  PyObject* tmp;
  struct __pyx_obj_2yt_8geometry_18selection_routines_OctreeSubsetSelector *p = (struct __pyx_obj_2yt_8geometry_18selection_routines_OctreeSubsetSelector *)o;
  if (likely(__pyx_ptype_2yt_8geometry_18selection_routines_SelectorObject)) { if (__pyx_ptype_2yt_8geometry_18selection_routines_SelectorObject->tp_clear) __pyx_ptype_2yt_8geometry_18selection_routines_SelectorObject->tp_clear(o); } else __Pyx_call_next_tp_clear(o, __pyx_tp_clear_2yt_8geometry_18selection_routines_OctreeSubsetSelector);
  tmp = ((PyObject*)p->base_selector);
  p->base_selector = ((struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *)Py_None); Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  return 0;
}

static PyObject *__pyx_getprop_2yt_8geometry_18selection_routines_20OctreeSubsetSelector_domain_id(PyObject *o, CYTHON_UNUSED void *x) {
  return __pyx_pw_2yt_8geometry_18selection_routines_20OctreeSubsetSelector_9domain_id_1__get__(o);
}

static int __pyx_setprop_2yt_8geometry_18selection_routines_20OctreeSubsetSelector_domain_id(PyObject *o, PyObject *v, CYTHON_UNUSED void *x) {
  if (v) {
    return __pyx_pw_2yt_8geometry_18selection_routines_20OctreeSubsetSelector_9domain_id_3__set__(o, v);
  }
  else {
    PyErr_SetString(PyExc_NotImplementedError, "__del__");
    return -1;
  }
}

static PyMethodDef __pyx_methods_2yt_8geometry_18selection_routines_OctreeSubsetSelector[] = {
  {"select_grids", (PyCFunction)__pyx_pw_2yt_8geometry_18selection_routines_20OctreeSubsetSelector_3select_grids, METH_VARARGS|METH_KEYWORDS, 0},
  {"_hash_vals", (PyCFunction)__pyx_pw_2yt_8geometry_18selection_routines_20OctreeSubsetSelector_5_hash_vals, METH_NOARGS, 0},
  {0, 0, 0, 0}
};

static struct PyGetSetDef __pyx_getsets_2yt_8geometry_18selection_routines_OctreeSubsetSelector[] = {
  {(char *)"domain_id", __pyx_getprop_2yt_8geometry_18selection_routines_20OctreeSubsetSelector_domain_id, __pyx_setprop_2yt_8geometry_18selection_routines_20OctreeSubsetSelector_domain_id, 0, 0},
  {0, 0, 0, 0, 0}
};

static PyTypeObject __pyx_type_2yt_8geometry_18selection_routines_OctreeSubsetSelector = {
  PyVarObject_HEAD_INIT(0, 0)
  "yt.geometry.selection_routines.OctreeSubsetSelector", /*tp_name*/
  sizeof(struct __pyx_obj_2yt_8geometry_18selection_routines_OctreeSubsetSelector), /*tp_basicsize*/
  0, /*tp_itemsize*/
  __pyx_tp_dealloc_2yt_8geometry_18selection_routines_OctreeSubsetSelector, /*tp_dealloc*/
  0, /*tp_print*/
  0, /*tp_getattr*/
  0, /*tp_setattr*/
  #if PY_MAJOR_VERSION < 3
  0, /*tp_compare*/
  #endif
  #if PY_MAJOR_VERSION >= 3
  0, /*tp_as_async*/
  #endif
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  Py_TPFLAGS_DEFAULT|Py_TPFLAGS_HAVE_VERSION_TAG|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_BASETYPE|Py_TPFLAGS_HAVE_GC, /*tp_flags*/
  0, /*tp_doc*/
  __pyx_tp_traverse_2yt_8geometry_18selection_routines_OctreeSubsetSelector, /*tp_traverse*/
  __pyx_tp_clear_2yt_8geometry_18selection_routines_OctreeSubsetSelector, /*tp_clear*/
  0, /*tp_richcompare*/
  0, /*tp_weaklistoffset*/
  0, /*tp_iter*/
  0, /*tp_iternext*/
  __pyx_methods_2yt_8geometry_18selection_routines_OctreeSubsetSelector, /*tp_methods*/
  0, /*tp_members*/
  __pyx_getsets_2yt_8geometry_18selection_routines_OctreeSubsetSelector, /*tp_getset*/
  0, /*tp_base*/
  0, /*tp_dict*/
  0, /*tp_descr_get*/
  0, /*tp_descr_set*/
  0, /*tp_dictoffset*/
  __pyx_pw_2yt_8geometry_18selection_routines_20OctreeSubsetSelector_1__init__, /*tp_init*/
  0, /*tp_alloc*/
  __pyx_tp_new_2yt_8geometry_18selection_routines_OctreeSubsetSelector, /*tp_new*/
  0, /*tp_free*/
  0, /*tp_is_gc*/
  0, /*tp_bases*/
  0, /*tp_mro*/
  0, /*tp_cache*/
  0, /*tp_subclasses*/
  0, /*tp_weaklist*/
  0, /*tp_del*/
  0, /*tp_version_tag*/
  #if PY_VERSION_HEX >= 0x030400a1
  0, /*tp_finalize*/
  #endif
};
static struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_PointSelector __pyx_vtable_2yt_8geometry_18selection_routines_PointSelector;

static PyObject *__pyx_tp_new_2yt_8geometry_18selection_routines_PointSelector(PyTypeObject *t, PyObject *a, PyObject *k) {
  struct __pyx_obj_2yt_8geometry_18selection_routines_PointSelector *p;
  PyObject *o = __pyx_tp_new_2yt_8geometry_18selection_routines_SelectorObject(t, a, k);
  if (unlikely(!o)) return 0;
  p = ((struct __pyx_obj_2yt_8geometry_18selection_routines_PointSelector *)o);
  p->__pyx_base.__pyx_vtab = (struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_SelectorObject*)__pyx_vtabptr_2yt_8geometry_18selection_routines_PointSelector;
  return o;
}

static PyMethodDef __pyx_methods_2yt_8geometry_18selection_routines_PointSelector[] = {
  {"_hash_vals", (PyCFunction)__pyx_pw_2yt_8geometry_18selection_routines_13PointSelector_3_hash_vals, METH_NOARGS, 0},
  {0, 0, 0, 0}
};

static PyTypeObject __pyx_type_2yt_8geometry_18selection_routines_PointSelector = {
  PyVarObject_HEAD_INIT(0, 0)
  "yt.geometry.selection_routines.PointSelector", /*tp_name*/
  sizeof(struct __pyx_obj_2yt_8geometry_18selection_routines_PointSelector), /*tp_basicsize*/
  0, /*tp_itemsize*/
  __pyx_tp_dealloc_2yt_8geometry_18selection_routines_SelectorObject, /*tp_dealloc*/
  0, /*tp_print*/
  0, /*tp_getattr*/
  0, /*tp_setattr*/
  #if PY_MAJOR_VERSION < 3
  0, /*tp_compare*/
  #endif
  #if PY_MAJOR_VERSION >= 3
  0, /*tp_as_async*/
  #endif
  0, /*tp_repr*/
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  0, /*tp_as_sequence*/
  0, /*tp_as_mapping*/
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  0, /*tp_call*/
  0, /*tp_str*/
  0, /*tp_getattro*/
  0, /*tp_setattro*/
  0, /*tp_as_buffer*/
  Py_TPFLAGS_DEFAULT|Py_TPFLAGS_HAVE_VERSION_TAG|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_BASETYPE, /*tp_flags*/
  0, /*tp_doc*/
  0, /*tp_traverse*/
  0, /*tp_clear*/
  0, /*tp_richcompare*/
  0, /*tp_weaklistoffset*/
  0, /*tp_iter*/
  0, /*tp_iternext*/
  __pyx_methods_2yt_8geometry_18selection_routines_PointSelector, /*tp_methods*/
  0, /*tp_members*/
  0, /*tp_getset*/
  0, /*tp_base*/
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  0, /*tp_descr_get*/
  0, /*tp_descr_set*/
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  __pyx_pw_2yt_8geometry_18selection_routines_13PointSelector_1__init__, /*tp_init*/
  0, /*tp_alloc*/
  __pyx_tp_new_2yt_8geometry_18selection_routines_PointSelector, /*tp_new*/
  0, /*tp_free*/
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  #if PY_VERSION_HEX >= 0x030400a1
  0, /*tp_finalize*/
  #endif
};
static struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_SphereSelector __pyx_vtable_2yt_8geometry_18selection_routines_SphereSelector;

static PyObject *__pyx_tp_new_2yt_8geometry_18selection_routines_SphereSelector(PyTypeObject *t, PyObject *a, PyObject *k) {
  struct __pyx_obj_2yt_8geometry_18selection_routines_SphereSelector *p;
  PyObject *o = __pyx_tp_new_2yt_8geometry_18selection_routines_SelectorObject(t, a, k);
  if (unlikely(!o)) return 0;
  p = ((struct __pyx_obj_2yt_8geometry_18selection_routines_SphereSelector *)o);
  p->__pyx_base.__pyx_vtab = (struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_SelectorObject*)__pyx_vtabptr_2yt_8geometry_18selection_routines_SphereSelector;
  return o;
}

static PyMethodDef __pyx_methods_2yt_8geometry_18selection_routines_SphereSelector[] = {
  {"_hash_vals", (PyCFunction)__pyx_pw_2yt_8geometry_18selection_routines_14SphereSelector_3_hash_vals, METH_NOARGS, 0},
  {0, 0, 0, 0}
};

static PyTypeObject __pyx_type_2yt_8geometry_18selection_routines_SphereSelector = {
  PyVarObject_HEAD_INIT(0, 0)
  "yt.geometry.selection_routines.SphereSelector", /*tp_name*/
  sizeof(struct __pyx_obj_2yt_8geometry_18selection_routines_SphereSelector), /*tp_basicsize*/
  0, /*tp_itemsize*/
  __pyx_tp_dealloc_2yt_8geometry_18selection_routines_SelectorObject, /*tp_dealloc*/
  0, /*tp_print*/
  0, /*tp_getattr*/
  0, /*tp_setattr*/
  #if PY_MAJOR_VERSION < 3
  0, /*tp_compare*/
  #endif
  #if PY_MAJOR_VERSION >= 3
  0, /*tp_as_async*/
  #endif
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  Py_TPFLAGS_DEFAULT|Py_TPFLAGS_HAVE_VERSION_TAG|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_BASETYPE, /*tp_flags*/
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  __pyx_methods_2yt_8geometry_18selection_routines_SphereSelector, /*tp_methods*/
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  0, /*tp_descr_set*/
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  __pyx_pw_2yt_8geometry_18selection_routines_14SphereSelector_1__init__, /*tp_init*/
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  __pyx_tp_new_2yt_8geometry_18selection_routines_SphereSelector, /*tp_new*/
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  #if PY_VERSION_HEX >= 0x030400a1
  0, /*tp_finalize*/
  #endif
};
static struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_RegionSelector __pyx_vtable_2yt_8geometry_18selection_routines_RegionSelector;

static PyObject *__pyx_tp_new_2yt_8geometry_18selection_routines_RegionSelector(PyTypeObject *t, PyObject *a, PyObject *k) {
  struct __pyx_obj_2yt_8geometry_18selection_routines_RegionSelector *p;
  PyObject *o = __pyx_tp_new_2yt_8geometry_18selection_routines_SelectorObject(t, a, k);
  if (unlikely(!o)) return 0;
  p = ((struct __pyx_obj_2yt_8geometry_18selection_routines_RegionSelector *)o);
  p->__pyx_base.__pyx_vtab = (struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_SelectorObject*)__pyx_vtabptr_2yt_8geometry_18selection_routines_RegionSelector;
  return o;
}

static PyMethodDef __pyx_methods_2yt_8geometry_18selection_routines_RegionSelector[] = {
  {"_hash_vals", (PyCFunction)__pyx_pw_2yt_8geometry_18selection_routines_14RegionSelector_3_hash_vals, METH_NOARGS, 0},
  {0, 0, 0, 0}
};

static PyTypeObject __pyx_type_2yt_8geometry_18selection_routines_RegionSelector = {
  PyVarObject_HEAD_INIT(0, 0)
  "yt.geometry.selection_routines.RegionSelector", /*tp_name*/
  sizeof(struct __pyx_obj_2yt_8geometry_18selection_routines_RegionSelector), /*tp_basicsize*/
  0, /*tp_itemsize*/
  __pyx_tp_dealloc_2yt_8geometry_18selection_routines_SelectorObject, /*tp_dealloc*/
  0, /*tp_print*/
  0, /*tp_getattr*/
  0, /*tp_setattr*/
  #if PY_MAJOR_VERSION < 3
  0, /*tp_compare*/
  #endif
  #if PY_MAJOR_VERSION >= 3
  0, /*tp_as_async*/
  #endif
  0, /*tp_repr*/
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  0, /*tp_call*/
  0, /*tp_str*/
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  Py_TPFLAGS_DEFAULT|Py_TPFLAGS_HAVE_VERSION_TAG|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_BASETYPE, /*tp_flags*/
  0, /*tp_doc*/
  0, /*tp_traverse*/
  0, /*tp_clear*/
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  0, /*tp_iter*/
  0, /*tp_iternext*/
  __pyx_methods_2yt_8geometry_18selection_routines_RegionSelector, /*tp_methods*/
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  0, /*tp_base*/
  0, /*tp_dict*/
  0, /*tp_descr_get*/
  0, /*tp_descr_set*/
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  __pyx_pw_2yt_8geometry_18selection_routines_14RegionSelector_1__init__, /*tp_init*/
  0, /*tp_alloc*/
  __pyx_tp_new_2yt_8geometry_18selection_routines_RegionSelector, /*tp_new*/
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  #if PY_VERSION_HEX >= 0x030400a1
  0, /*tp_finalize*/
  #endif
};
static struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_CutRegionSelector __pyx_vtable_2yt_8geometry_18selection_routines_CutRegionSelector;

static PyObject *__pyx_tp_new_2yt_8geometry_18selection_routines_CutRegionSelector(PyTypeObject *t, PyObject *a, PyObject *k) {
  struct __pyx_obj_2yt_8geometry_18selection_routines_CutRegionSelector *p;
  PyObject *o = __pyx_tp_new_2yt_8geometry_18selection_routines_SelectorObject(t, a, k);
  if (unlikely(!o)) return 0;
  p = ((struct __pyx_obj_2yt_8geometry_18selection_routines_CutRegionSelector *)o);
  p->__pyx_base.__pyx_vtab = (struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_SelectorObject*)__pyx_vtabptr_2yt_8geometry_18selection_routines_CutRegionSelector;
  p->_positions = ((PyObject*)Py_None); Py_INCREF(Py_None);
  p->_conditionals = ((PyObject*)Py_None); Py_INCREF(Py_None);
  return o;
}

static void __pyx_tp_dealloc_2yt_8geometry_18selection_routines_CutRegionSelector(PyObject *o) {
  struct __pyx_obj_2yt_8geometry_18selection_routines_CutRegionSelector *p = (struct __pyx_obj_2yt_8geometry_18selection_routines_CutRegionSelector *)o;
  #if PY_VERSION_HEX >= 0x030400a1
  if (unlikely(Py_TYPE(o)->tp_finalize) && !_PyGC_FINALIZED(o)) {
    if (PyObject_CallFinalizerFromDealloc(o)) return;
  }
  #endif
  PyObject_GC_UnTrack(o);
  Py_CLEAR(p->_positions);
  Py_CLEAR(p->_conditionals);
  #if CYTHON_COMPILING_IN_CPYTHON
  if (PyType_IS_GC(Py_TYPE(o)->tp_base))
  #endif
  PyObject_GC_Track(o);
  __pyx_tp_dealloc_2yt_8geometry_18selection_routines_SelectorObject(o);
}

static int __pyx_tp_traverse_2yt_8geometry_18selection_routines_CutRegionSelector(PyObject *o, visitproc v, void *a) {
  int e;
  struct __pyx_obj_2yt_8geometry_18selection_routines_CutRegionSelector *p = (struct __pyx_obj_2yt_8geometry_18selection_routines_CutRegionSelector *)o;
  e = ((likely(__pyx_ptype_2yt_8geometry_18selection_routines_SelectorObject)) ? ((__pyx_ptype_2yt_8geometry_18selection_routines_SelectorObject->tp_traverse) ? __pyx_ptype_2yt_8geometry_18selection_routines_SelectorObject->tp_traverse(o, v, a) : 0) : __Pyx_call_next_tp_traverse(o, v, a, __pyx_tp_traverse_2yt_8geometry_18selection_routines_CutRegionSelector)); if (e) return e;
  if (p->_positions) {
    e = (*v)(p->_positions, a); if (e) return e;
  }
  if (p->_conditionals) {
    e = (*v)(p->_conditionals, a); if (e) return e;
  }
  return 0;
}

static int __pyx_tp_clear_2yt_8geometry_18selection_routines_CutRegionSelector(PyObject *o) {
  PyObject* tmp;
  struct __pyx_obj_2yt_8geometry_18selection_routines_CutRegionSelector *p = (struct __pyx_obj_2yt_8geometry_18selection_routines_CutRegionSelector *)o;
  if (likely(__pyx_ptype_2yt_8geometry_18selection_routines_SelectorObject)) { if (__pyx_ptype_2yt_8geometry_18selection_routines_SelectorObject->tp_clear) __pyx_ptype_2yt_8geometry_18selection_routines_SelectorObject->tp_clear(o); } else __Pyx_call_next_tp_clear(o, __pyx_tp_clear_2yt_8geometry_18selection_routines_CutRegionSelector);
  tmp = ((PyObject*)p->_positions);
  p->_positions = ((PyObject*)Py_None); Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  tmp = ((PyObject*)p->_conditionals);
  p->_conditionals = ((PyObject*)Py_None); Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  return 0;
}

static PyMethodDef __pyx_methods_2yt_8geometry_18selection_routines_CutRegionSelector[] = {
  {"_hash_vals", (PyCFunction)__pyx_pw_2yt_8geometry_18selection_routines_17CutRegionSelector_3_hash_vals, METH_NOARGS, 0},
  {0, 0, 0, 0}
};

static PyTypeObject __pyx_type_2yt_8geometry_18selection_routines_CutRegionSelector = {
  PyVarObject_HEAD_INIT(0, 0)
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  sizeof(struct __pyx_obj_2yt_8geometry_18selection_routines_CutRegionSelector), /*tp_basicsize*/
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  __pyx_tp_dealloc_2yt_8geometry_18selection_routines_CutRegionSelector, /*tp_dealloc*/
  0, /*tp_print*/
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  #if PY_MAJOR_VERSION < 3
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  0, /*tp_doc*/
  __pyx_tp_traverse_2yt_8geometry_18selection_routines_CutRegionSelector, /*tp_traverse*/
  __pyx_tp_clear_2yt_8geometry_18selection_routines_CutRegionSelector, /*tp_clear*/
  0, /*tp_richcompare*/
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  __pyx_methods_2yt_8geometry_18selection_routines_CutRegionSelector, /*tp_methods*/
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  __pyx_pw_2yt_8geometry_18selection_routines_17CutRegionSelector_1__init__, /*tp_init*/
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  __pyx_tp_new_2yt_8geometry_18selection_routines_CutRegionSelector, /*tp_new*/
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  #if PY_VERSION_HEX >= 0x030400a1
  0, /*tp_finalize*/
  #endif
};
static struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_DiskSelector __pyx_vtable_2yt_8geometry_18selection_routines_DiskSelector;

static PyObject *__pyx_tp_new_2yt_8geometry_18selection_routines_DiskSelector(PyTypeObject *t, PyObject *a, PyObject *k) {
  struct __pyx_obj_2yt_8geometry_18selection_routines_DiskSelector *p;
  PyObject *o = __pyx_tp_new_2yt_8geometry_18selection_routines_SelectorObject(t, a, k);
  if (unlikely(!o)) return 0;
  p = ((struct __pyx_obj_2yt_8geometry_18selection_routines_DiskSelector *)o);
  p->__pyx_base.__pyx_vtab = (struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_SelectorObject*)__pyx_vtabptr_2yt_8geometry_18selection_routines_DiskSelector;
  return o;
}

static PyMethodDef __pyx_methods_2yt_8geometry_18selection_routines_DiskSelector[] = {
  {"_hash_vals", (PyCFunction)__pyx_pw_2yt_8geometry_18selection_routines_12DiskSelector_3_hash_vals, METH_NOARGS, 0},
  {0, 0, 0, 0}
};

static PyTypeObject __pyx_type_2yt_8geometry_18selection_routines_DiskSelector = {
  PyVarObject_HEAD_INIT(0, 0)
  "yt.geometry.selection_routines.DiskSelector", /*tp_name*/
  sizeof(struct __pyx_obj_2yt_8geometry_18selection_routines_DiskSelector), /*tp_basicsize*/
  0, /*tp_itemsize*/
  __pyx_tp_dealloc_2yt_8geometry_18selection_routines_SelectorObject, /*tp_dealloc*/
  0, /*tp_print*/
  0, /*tp_getattr*/
  0, /*tp_setattr*/
  #if PY_MAJOR_VERSION < 3
  0, /*tp_compare*/
  #endif
  #if PY_MAJOR_VERSION >= 3
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  #endif
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  0, /*tp_setattro*/
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  Py_TPFLAGS_DEFAULT|Py_TPFLAGS_HAVE_VERSION_TAG|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_BASETYPE, /*tp_flags*/
  0, /*tp_doc*/
  0, /*tp_traverse*/
  0, /*tp_clear*/
  0, /*tp_richcompare*/
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  0, /*tp_iter*/
  0, /*tp_iternext*/
  __pyx_methods_2yt_8geometry_18selection_routines_DiskSelector, /*tp_methods*/
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  0, /*tp_base*/
  0, /*tp_dict*/
  0, /*tp_descr_get*/
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  __pyx_pw_2yt_8geometry_18selection_routines_12DiskSelector_1__init__, /*tp_init*/
  0, /*tp_alloc*/
  __pyx_tp_new_2yt_8geometry_18selection_routines_DiskSelector, /*tp_new*/
  0, /*tp_free*/
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  0, /*tp_cache*/
  0, /*tp_subclasses*/
  0, /*tp_weaklist*/
  0, /*tp_del*/
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  #if PY_VERSION_HEX >= 0x030400a1
  0, /*tp_finalize*/
  #endif
};
static struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_CuttingPlaneSelector __pyx_vtable_2yt_8geometry_18selection_routines_CuttingPlaneSelector;

static PyObject *__pyx_tp_new_2yt_8geometry_18selection_routines_CuttingPlaneSelector(PyTypeObject *t, PyObject *a, PyObject *k) {
  struct __pyx_obj_2yt_8geometry_18selection_routines_CuttingPlaneSelector *p;
  PyObject *o = __pyx_tp_new_2yt_8geometry_18selection_routines_SelectorObject(t, a, k);
  if (unlikely(!o)) return 0;
  p = ((struct __pyx_obj_2yt_8geometry_18selection_routines_CuttingPlaneSelector *)o);
  p->__pyx_base.__pyx_vtab = (struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_SelectorObject*)__pyx_vtabptr_2yt_8geometry_18selection_routines_CuttingPlaneSelector;
  return o;
}

static PyMethodDef __pyx_methods_2yt_8geometry_18selection_routines_CuttingPlaneSelector[] = {
  {"_hash_vals", (PyCFunction)__pyx_pw_2yt_8geometry_18selection_routines_20CuttingPlaneSelector_3_hash_vals, METH_NOARGS, 0},
  {0, 0, 0, 0}
};

static PyTypeObject __pyx_type_2yt_8geometry_18selection_routines_CuttingPlaneSelector = {
  PyVarObject_HEAD_INIT(0, 0)
  "yt.geometry.selection_routines.CuttingPlaneSelector", /*tp_name*/
  sizeof(struct __pyx_obj_2yt_8geometry_18selection_routines_CuttingPlaneSelector), /*tp_basicsize*/
  0, /*tp_itemsize*/
  __pyx_tp_dealloc_2yt_8geometry_18selection_routines_SelectorObject, /*tp_dealloc*/
  0, /*tp_print*/
  0, /*tp_getattr*/
  0, /*tp_setattr*/
  #if PY_MAJOR_VERSION < 3
  0, /*tp_compare*/
  #endif
  #if PY_MAJOR_VERSION >= 3
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  #endif
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  Py_TPFLAGS_DEFAULT|Py_TPFLAGS_HAVE_VERSION_TAG|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_BASETYPE, /*tp_flags*/
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  __pyx_methods_2yt_8geometry_18selection_routines_CuttingPlaneSelector, /*tp_methods*/
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  __pyx_pw_2yt_8geometry_18selection_routines_20CuttingPlaneSelector_1__init__, /*tp_init*/
  0, /*tp_alloc*/
  __pyx_tp_new_2yt_8geometry_18selection_routines_CuttingPlaneSelector, /*tp_new*/
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  #if PY_VERSION_HEX >= 0x030400a1
  0, /*tp_finalize*/
  #endif
};
static struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_SliceSelector __pyx_vtable_2yt_8geometry_18selection_routines_SliceSelector;

static PyObject *__pyx_tp_new_2yt_8geometry_18selection_routines_SliceSelector(PyTypeObject *t, PyObject *a, PyObject *k) {
  struct __pyx_obj_2yt_8geometry_18selection_routines_SliceSelector *p;
  PyObject *o = __pyx_tp_new_2yt_8geometry_18selection_routines_SelectorObject(t, a, k);
  if (unlikely(!o)) return 0;
  p = ((struct __pyx_obj_2yt_8geometry_18selection_routines_SliceSelector *)o);
  p->__pyx_base.__pyx_vtab = (struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_SelectorObject*)__pyx_vtabptr_2yt_8geometry_18selection_routines_SliceSelector;
  return o;
}

static PyMethodDef __pyx_methods_2yt_8geometry_18selection_routines_SliceSelector[] = {
  {"fill_mask", (PyCFunction)__pyx_pw_2yt_8geometry_18selection_routines_13SliceSelector_3fill_mask, METH_O, 0},
  {"_hash_vals", (PyCFunction)__pyx_pw_2yt_8geometry_18selection_routines_13SliceSelector_5_hash_vals, METH_NOARGS, 0},
  {0, 0, 0, 0}
};

static PyTypeObject __pyx_type_2yt_8geometry_18selection_routines_SliceSelector = {
  PyVarObject_HEAD_INIT(0, 0)
  "yt.geometry.selection_routines.SliceSelector", /*tp_name*/
  sizeof(struct __pyx_obj_2yt_8geometry_18selection_routines_SliceSelector), /*tp_basicsize*/
  0, /*tp_itemsize*/
  __pyx_tp_dealloc_2yt_8geometry_18selection_routines_SelectorObject, /*tp_dealloc*/
  0, /*tp_print*/
  0, /*tp_getattr*/
  0, /*tp_setattr*/
  #if PY_MAJOR_VERSION < 3
  0, /*tp_compare*/
  #endif
  #if PY_MAJOR_VERSION >= 3
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  Py_TPFLAGS_DEFAULT|Py_TPFLAGS_HAVE_VERSION_TAG|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_BASETYPE, /*tp_flags*/
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  __pyx_methods_2yt_8geometry_18selection_routines_SliceSelector, /*tp_methods*/
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  __pyx_pw_2yt_8geometry_18selection_routines_13SliceSelector_1__init__, /*tp_init*/
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  __pyx_tp_new_2yt_8geometry_18selection_routines_SliceSelector, /*tp_new*/
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  #if PY_VERSION_HEX >= 0x030400a1
  0, /*tp_finalize*/
  #endif
};
static struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_OrthoRaySelector __pyx_vtable_2yt_8geometry_18selection_routines_OrthoRaySelector;

static PyObject *__pyx_tp_new_2yt_8geometry_18selection_routines_OrthoRaySelector(PyTypeObject *t, PyObject *a, PyObject *k) {
  struct __pyx_obj_2yt_8geometry_18selection_routines_OrthoRaySelector *p;
  PyObject *o = __pyx_tp_new_2yt_8geometry_18selection_routines_SelectorObject(t, a, k);
  if (unlikely(!o)) return 0;
  p = ((struct __pyx_obj_2yt_8geometry_18selection_routines_OrthoRaySelector *)o);
  p->__pyx_base.__pyx_vtab = (struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_SelectorObject*)__pyx_vtabptr_2yt_8geometry_18selection_routines_OrthoRaySelector;
  return o;
}

static PyMethodDef __pyx_methods_2yt_8geometry_18selection_routines_OrthoRaySelector[] = {
  {"fill_mask", (PyCFunction)__pyx_pw_2yt_8geometry_18selection_routines_16OrthoRaySelector_3fill_mask, METH_O, 0},
  {"_hash_vals", (PyCFunction)__pyx_pw_2yt_8geometry_18selection_routines_16OrthoRaySelector_5_hash_vals, METH_NOARGS, 0},
  {0, 0, 0, 0}
};

static PyTypeObject __pyx_type_2yt_8geometry_18selection_routines_OrthoRaySelector = {
  PyVarObject_HEAD_INIT(0, 0)
  "yt.geometry.selection_routines.OrthoRaySelector", /*tp_name*/
  sizeof(struct __pyx_obj_2yt_8geometry_18selection_routines_OrthoRaySelector), /*tp_basicsize*/
  0, /*tp_itemsize*/
  __pyx_tp_dealloc_2yt_8geometry_18selection_routines_SelectorObject, /*tp_dealloc*/
  0, /*tp_print*/
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  #if PY_MAJOR_VERSION < 3
  0, /*tp_compare*/
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  Py_TPFLAGS_DEFAULT|Py_TPFLAGS_HAVE_VERSION_TAG|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_BASETYPE, /*tp_flags*/
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  __pyx_methods_2yt_8geometry_18selection_routines_OrthoRaySelector, /*tp_methods*/
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  __pyx_pw_2yt_8geometry_18selection_routines_16OrthoRaySelector_1__init__, /*tp_init*/
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  __pyx_tp_new_2yt_8geometry_18selection_routines_OrthoRaySelector, /*tp_new*/
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  #if PY_VERSION_HEX >= 0x030400a1
  0, /*tp_finalize*/
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};
static struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_RaySelector __pyx_vtable_2yt_8geometry_18selection_routines_RaySelector;

static PyObject *__pyx_tp_new_2yt_8geometry_18selection_routines_RaySelector(PyTypeObject *t, PyObject *a, PyObject *k) {
  struct __pyx_obj_2yt_8geometry_18selection_routines_RaySelector *p;
  PyObject *o = __pyx_tp_new_2yt_8geometry_18selection_routines_SelectorObject(t, a, k);
  if (unlikely(!o)) return 0;
  p = ((struct __pyx_obj_2yt_8geometry_18selection_routines_RaySelector *)o);
  p->__pyx_base.__pyx_vtab = (struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_SelectorObject*)__pyx_vtabptr_2yt_8geometry_18selection_routines_RaySelector;
  return o;
}

static PyMethodDef __pyx_methods_2yt_8geometry_18selection_routines_RaySelector[] = {
  {"fill_mask", (PyCFunction)__pyx_pw_2yt_8geometry_18selection_routines_11RaySelector_3fill_mask, METH_O, 0},
  {"get_dt", (PyCFunction)__pyx_pw_2yt_8geometry_18selection_routines_11RaySelector_5get_dt, METH_O, 0},
  {"get_dt_mesh", (PyCFunction)__pyx_pw_2yt_8geometry_18selection_routines_11RaySelector_7get_dt_mesh, METH_VARARGS|METH_KEYWORDS, 0},
  {"_hash_vals", (PyCFunction)__pyx_pw_2yt_8geometry_18selection_routines_11RaySelector_9_hash_vals, METH_NOARGS, 0},
  {0, 0, 0, 0}
};

static PyTypeObject __pyx_type_2yt_8geometry_18selection_routines_RaySelector = {
  PyVarObject_HEAD_INIT(0, 0)
  "yt.geometry.selection_routines.RaySelector", /*tp_name*/
  sizeof(struct __pyx_obj_2yt_8geometry_18selection_routines_RaySelector), /*tp_basicsize*/
  0, /*tp_itemsize*/
  __pyx_tp_dealloc_2yt_8geometry_18selection_routines_SelectorObject, /*tp_dealloc*/
  0, /*tp_print*/
  0, /*tp_getattr*/
  0, /*tp_setattr*/
  #if PY_MAJOR_VERSION < 3
  0, /*tp_compare*/
  #endif
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  Py_TPFLAGS_DEFAULT|Py_TPFLAGS_HAVE_VERSION_TAG|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_BASETYPE, /*tp_flags*/
  0, /*tp_doc*/
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  __pyx_methods_2yt_8geometry_18selection_routines_RaySelector, /*tp_methods*/
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  __pyx_pw_2yt_8geometry_18selection_routines_11RaySelector_1__init__, /*tp_init*/
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  __pyx_tp_new_2yt_8geometry_18selection_routines_RaySelector, /*tp_new*/
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  #if PY_VERSION_HEX >= 0x030400a1
  0, /*tp_finalize*/
  #endif
};
static struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_DataCollectionSelector __pyx_vtable_2yt_8geometry_18selection_routines_DataCollectionSelector;

static PyObject *__pyx_tp_new_2yt_8geometry_18selection_routines_DataCollectionSelector(PyTypeObject *t, PyObject *a, PyObject *k) {
  struct __pyx_obj_2yt_8geometry_18selection_routines_DataCollectionSelector *p;
  PyObject *o = __pyx_tp_new_2yt_8geometry_18selection_routines_SelectorObject(t, a, k);
  if (unlikely(!o)) return 0;
  p = ((struct __pyx_obj_2yt_8geometry_18selection_routines_DataCollectionSelector *)o);
  p->__pyx_base.__pyx_vtab = (struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_SelectorObject*)__pyx_vtabptr_2yt_8geometry_18selection_routines_DataCollectionSelector;
  p->obj_ids = Py_None; Py_INCREF(Py_None);
  return o;
}

static void __pyx_tp_dealloc_2yt_8geometry_18selection_routines_DataCollectionSelector(PyObject *o) {
  struct __pyx_obj_2yt_8geometry_18selection_routines_DataCollectionSelector *p = (struct __pyx_obj_2yt_8geometry_18selection_routines_DataCollectionSelector *)o;
  #if PY_VERSION_HEX >= 0x030400a1
  if (unlikely(Py_TYPE(o)->tp_finalize) && !_PyGC_FINALIZED(o)) {
    if (PyObject_CallFinalizerFromDealloc(o)) return;
  }
  #endif
  PyObject_GC_UnTrack(o);
  Py_CLEAR(p->obj_ids);
  #if CYTHON_COMPILING_IN_CPYTHON
  if (PyType_IS_GC(Py_TYPE(o)->tp_base))
  #endif
  PyObject_GC_Track(o);
  __pyx_tp_dealloc_2yt_8geometry_18selection_routines_SelectorObject(o);
}

static int __pyx_tp_traverse_2yt_8geometry_18selection_routines_DataCollectionSelector(PyObject *o, visitproc v, void *a) {
  int e;
  struct __pyx_obj_2yt_8geometry_18selection_routines_DataCollectionSelector *p = (struct __pyx_obj_2yt_8geometry_18selection_routines_DataCollectionSelector *)o;
  e = ((likely(__pyx_ptype_2yt_8geometry_18selection_routines_SelectorObject)) ? ((__pyx_ptype_2yt_8geometry_18selection_routines_SelectorObject->tp_traverse) ? __pyx_ptype_2yt_8geometry_18selection_routines_SelectorObject->tp_traverse(o, v, a) : 0) : __Pyx_call_next_tp_traverse(o, v, a, __pyx_tp_traverse_2yt_8geometry_18selection_routines_DataCollectionSelector)); if (e) return e;
  if (p->obj_ids) {
    e = (*v)(p->obj_ids, a); if (e) return e;
  }
  return 0;
}

static int __pyx_tp_clear_2yt_8geometry_18selection_routines_DataCollectionSelector(PyObject *o) {
  PyObject* tmp;
  struct __pyx_obj_2yt_8geometry_18selection_routines_DataCollectionSelector *p = (struct __pyx_obj_2yt_8geometry_18selection_routines_DataCollectionSelector *)o;
  if (likely(__pyx_ptype_2yt_8geometry_18selection_routines_SelectorObject)) { if (__pyx_ptype_2yt_8geometry_18selection_routines_SelectorObject->tp_clear) __pyx_ptype_2yt_8geometry_18selection_routines_SelectorObject->tp_clear(o); } else __Pyx_call_next_tp_clear(o, __pyx_tp_clear_2yt_8geometry_18selection_routines_DataCollectionSelector);
  tmp = ((PyObject*)p->obj_ids);
  p->obj_ids = Py_None; Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  return 0;
}

static PyMethodDef __pyx_methods_2yt_8geometry_18selection_routines_DataCollectionSelector[] = {
  {"select_grids", (PyCFunction)__pyx_pw_2yt_8geometry_18selection_routines_22DataCollectionSelector_3select_grids, METH_VARARGS|METH_KEYWORDS, 0},
  {"fill_mask", (PyCFunction)__pyx_pw_2yt_8geometry_18selection_routines_22DataCollectionSelector_5fill_mask, METH_O, 0},
  {"_hash_vals", (PyCFunction)__pyx_pw_2yt_8geometry_18selection_routines_22DataCollectionSelector_7_hash_vals, METH_NOARGS, 0},
  {0, 0, 0, 0}
};

static PyTypeObject __pyx_type_2yt_8geometry_18selection_routines_DataCollectionSelector = {
  PyVarObject_HEAD_INIT(0, 0)
  "yt.geometry.selection_routines.DataCollectionSelector", /*tp_name*/
  sizeof(struct __pyx_obj_2yt_8geometry_18selection_routines_DataCollectionSelector), /*tp_basicsize*/
  0, /*tp_itemsize*/
  __pyx_tp_dealloc_2yt_8geometry_18selection_routines_DataCollectionSelector, /*tp_dealloc*/
  0, /*tp_print*/
  0, /*tp_getattr*/
  0, /*tp_setattr*/
  #if PY_MAJOR_VERSION < 3
  0, /*tp_compare*/
  #endif
  #if PY_MAJOR_VERSION >= 3
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  Py_TPFLAGS_DEFAULT|Py_TPFLAGS_HAVE_VERSION_TAG|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_BASETYPE|Py_TPFLAGS_HAVE_GC, /*tp_flags*/
  0, /*tp_doc*/
  __pyx_tp_traverse_2yt_8geometry_18selection_routines_DataCollectionSelector, /*tp_traverse*/
  __pyx_tp_clear_2yt_8geometry_18selection_routines_DataCollectionSelector, /*tp_clear*/
  0, /*tp_richcompare*/
  0, /*tp_weaklistoffset*/
  0, /*tp_iter*/
  0, /*tp_iternext*/
  __pyx_methods_2yt_8geometry_18selection_routines_DataCollectionSelector, /*tp_methods*/
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  __pyx_pw_2yt_8geometry_18selection_routines_22DataCollectionSelector_1__init__, /*tp_init*/
  0, /*tp_alloc*/
  __pyx_tp_new_2yt_8geometry_18selection_routines_DataCollectionSelector, /*tp_new*/
  0, /*tp_free*/
  0, /*tp_is_gc*/
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  0, /*tp_cache*/
  0, /*tp_subclasses*/
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  0, /*tp_del*/
  0, /*tp_version_tag*/
  #if PY_VERSION_HEX >= 0x030400a1
  0, /*tp_finalize*/
  #endif
};
static struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_EllipsoidSelector __pyx_vtable_2yt_8geometry_18selection_routines_EllipsoidSelector;

static PyObject *__pyx_tp_new_2yt_8geometry_18selection_routines_EllipsoidSelector(PyTypeObject *t, PyObject *a, PyObject *k) {
  struct __pyx_obj_2yt_8geometry_18selection_routines_EllipsoidSelector *p;
  PyObject *o = __pyx_tp_new_2yt_8geometry_18selection_routines_SelectorObject(t, a, k);
  if (unlikely(!o)) return 0;
  p = ((struct __pyx_obj_2yt_8geometry_18selection_routines_EllipsoidSelector *)o);
  p->__pyx_base.__pyx_vtab = (struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_SelectorObject*)__pyx_vtabptr_2yt_8geometry_18selection_routines_EllipsoidSelector;
  return o;
}

static PyMethodDef __pyx_methods_2yt_8geometry_18selection_routines_EllipsoidSelector[] = {
  {"_hash_vals", (PyCFunction)__pyx_pw_2yt_8geometry_18selection_routines_17EllipsoidSelector_3_hash_vals, METH_NOARGS, 0},
  {0, 0, 0, 0}
};

static PyTypeObject __pyx_type_2yt_8geometry_18selection_routines_EllipsoidSelector = {
  PyVarObject_HEAD_INIT(0, 0)
  "yt.geometry.selection_routines.EllipsoidSelector", /*tp_name*/
  sizeof(struct __pyx_obj_2yt_8geometry_18selection_routines_EllipsoidSelector), /*tp_basicsize*/
  0, /*tp_itemsize*/
  __pyx_tp_dealloc_2yt_8geometry_18selection_routines_SelectorObject, /*tp_dealloc*/
  0, /*tp_print*/
  0, /*tp_getattr*/
  0, /*tp_setattr*/
  #if PY_MAJOR_VERSION < 3
  0, /*tp_compare*/
  #endif
  #if PY_MAJOR_VERSION >= 3
  0, /*tp_as_async*/
  #endif
  0, /*tp_repr*/
  0, /*tp_as_number*/
  0, /*tp_as_sequence*/
  0, /*tp_as_mapping*/
  0, /*tp_hash*/
  0, /*tp_call*/
  0, /*tp_str*/
  0, /*tp_getattro*/
  0, /*tp_setattro*/
  0, /*tp_as_buffer*/
  Py_TPFLAGS_DEFAULT|Py_TPFLAGS_HAVE_VERSION_TAG|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_BASETYPE, /*tp_flags*/
  0, /*tp_doc*/
  0, /*tp_traverse*/
  0, /*tp_clear*/
  0, /*tp_richcompare*/
  0, /*tp_weaklistoffset*/
  0, /*tp_iter*/
  0, /*tp_iternext*/
  __pyx_methods_2yt_8geometry_18selection_routines_EllipsoidSelector, /*tp_methods*/
  0, /*tp_members*/
  0, /*tp_getset*/
  0, /*tp_base*/
  0, /*tp_dict*/
  0, /*tp_descr_get*/
  0, /*tp_descr_set*/
  0, /*tp_dictoffset*/
  __pyx_pw_2yt_8geometry_18selection_routines_17EllipsoidSelector_1__init__, /*tp_init*/
  0, /*tp_alloc*/
  __pyx_tp_new_2yt_8geometry_18selection_routines_EllipsoidSelector, /*tp_new*/
  0, /*tp_free*/
  0, /*tp_is_gc*/
  0, /*tp_bases*/
  0, /*tp_mro*/
  0, /*tp_cache*/
  0, /*tp_subclasses*/
  0, /*tp_weaklist*/
  0, /*tp_del*/
  0, /*tp_version_tag*/
  #if PY_VERSION_HEX >= 0x030400a1
  0, /*tp_finalize*/
  #endif
};
static struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_GridSelector __pyx_vtable_2yt_8geometry_18selection_routines_GridSelector;

static PyObject *__pyx_tp_new_2yt_8geometry_18selection_routines_GridSelector(PyTypeObject *t, PyObject *a, PyObject *k) {
  struct __pyx_obj_2yt_8geometry_18selection_routines_GridSelector *p;
  PyObject *o = __pyx_tp_new_2yt_8geometry_18selection_routines_SelectorObject(t, a, k);
  if (unlikely(!o)) return 0;
  p = ((struct __pyx_obj_2yt_8geometry_18selection_routines_GridSelector *)o);
  p->__pyx_base.__pyx_vtab = (struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_SelectorObject*)__pyx_vtabptr_2yt_8geometry_18selection_routines_GridSelector;
  p->ind = Py_None; Py_INCREF(Py_None);
  return o;
}

static void __pyx_tp_dealloc_2yt_8geometry_18selection_routines_GridSelector(PyObject *o) {
  struct __pyx_obj_2yt_8geometry_18selection_routines_GridSelector *p = (struct __pyx_obj_2yt_8geometry_18selection_routines_GridSelector *)o;
  #if PY_VERSION_HEX >= 0x030400a1
  if (unlikely(Py_TYPE(o)->tp_finalize) && !_PyGC_FINALIZED(o)) {
    if (PyObject_CallFinalizerFromDealloc(o)) return;
  }
  #endif
  PyObject_GC_UnTrack(o);
  Py_CLEAR(p->ind);
  #if CYTHON_COMPILING_IN_CPYTHON
  if (PyType_IS_GC(Py_TYPE(o)->tp_base))
  #endif
  PyObject_GC_Track(o);
  __pyx_tp_dealloc_2yt_8geometry_18selection_routines_SelectorObject(o);
}

static int __pyx_tp_traverse_2yt_8geometry_18selection_routines_GridSelector(PyObject *o, visitproc v, void *a) {
  int e;
  struct __pyx_obj_2yt_8geometry_18selection_routines_GridSelector *p = (struct __pyx_obj_2yt_8geometry_18selection_routines_GridSelector *)o;
  e = ((likely(__pyx_ptype_2yt_8geometry_18selection_routines_SelectorObject)) ? ((__pyx_ptype_2yt_8geometry_18selection_routines_SelectorObject->tp_traverse) ? __pyx_ptype_2yt_8geometry_18selection_routines_SelectorObject->tp_traverse(o, v, a) : 0) : __Pyx_call_next_tp_traverse(o, v, a, __pyx_tp_traverse_2yt_8geometry_18selection_routines_GridSelector)); if (e) return e;
  if (p->ind) {
    e = (*v)(p->ind, a); if (e) return e;
  }
  return 0;
}

static int __pyx_tp_clear_2yt_8geometry_18selection_routines_GridSelector(PyObject *o) {
  PyObject* tmp;
  struct __pyx_obj_2yt_8geometry_18selection_routines_GridSelector *p = (struct __pyx_obj_2yt_8geometry_18selection_routines_GridSelector *)o;
  if (likely(__pyx_ptype_2yt_8geometry_18selection_routines_SelectorObject)) { if (__pyx_ptype_2yt_8geometry_18selection_routines_SelectorObject->tp_clear) __pyx_ptype_2yt_8geometry_18selection_routines_SelectorObject->tp_clear(o); } else __Pyx_call_next_tp_clear(o, __pyx_tp_clear_2yt_8geometry_18selection_routines_GridSelector);
  tmp = ((PyObject*)p->ind);
  p->ind = Py_None; Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  return 0;
}

static PyMethodDef __pyx_methods_2yt_8geometry_18selection_routines_GridSelector[] = {
  {"select_grids", (PyCFunction)__pyx_pw_2yt_8geometry_18selection_routines_12GridSelector_3select_grids, METH_VARARGS|METH_KEYWORDS, 0},
  {"fill_mask", (PyCFunction)__pyx_pw_2yt_8geometry_18selection_routines_12GridSelector_5fill_mask, METH_O, 0},
  {"_hash_vals", (PyCFunction)__pyx_pw_2yt_8geometry_18selection_routines_12GridSelector_7_hash_vals, METH_NOARGS, 0},
  {0, 0, 0, 0}
};

static PyTypeObject __pyx_type_2yt_8geometry_18selection_routines_GridSelector = {
  PyVarObject_HEAD_INIT(0, 0)
  "yt.geometry.selection_routines.GridSelector", /*tp_name*/
  sizeof(struct __pyx_obj_2yt_8geometry_18selection_routines_GridSelector), /*tp_basicsize*/
  0, /*tp_itemsize*/
  __pyx_tp_dealloc_2yt_8geometry_18selection_routines_GridSelector, /*tp_dealloc*/
  0, /*tp_print*/
  0, /*tp_getattr*/
  0, /*tp_setattr*/
  #if PY_MAJOR_VERSION < 3
  0, /*tp_compare*/
  #endif
  #if PY_MAJOR_VERSION >= 3
  0, /*tp_as_async*/
  #endif
  0, /*tp_repr*/
  0, /*tp_as_number*/
  0, /*tp_as_sequence*/
  0, /*tp_as_mapping*/
  0, /*tp_hash*/
  0, /*tp_call*/
  0, /*tp_str*/
  0, /*tp_getattro*/
  0, /*tp_setattro*/
  0, /*tp_as_buffer*/
  Py_TPFLAGS_DEFAULT|Py_TPFLAGS_HAVE_VERSION_TAG|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_BASETYPE|Py_TPFLAGS_HAVE_GC, /*tp_flags*/
  0, /*tp_doc*/
  __pyx_tp_traverse_2yt_8geometry_18selection_routines_GridSelector, /*tp_traverse*/
  __pyx_tp_clear_2yt_8geometry_18selection_routines_GridSelector, /*tp_clear*/
  0, /*tp_richcompare*/
  0, /*tp_weaklistoffset*/
  0, /*tp_iter*/
  0, /*tp_iternext*/
  __pyx_methods_2yt_8geometry_18selection_routines_GridSelector, /*tp_methods*/
  0, /*tp_members*/
  0, /*tp_getset*/
  0, /*tp_base*/
  0, /*tp_dict*/
  0, /*tp_descr_get*/
  0, /*tp_descr_set*/
  0, /*tp_dictoffset*/
  __pyx_pw_2yt_8geometry_18selection_routines_12GridSelector_1__init__, /*tp_init*/
  0, /*tp_alloc*/
  __pyx_tp_new_2yt_8geometry_18selection_routines_GridSelector, /*tp_new*/
  0, /*tp_free*/
  0, /*tp_is_gc*/
  0, /*tp_bases*/
  0, /*tp_mro*/
  0, /*tp_cache*/
  0, /*tp_subclasses*/
  0, /*tp_weaklist*/
  0, /*tp_del*/
  0, /*tp_version_tag*/
  #if PY_VERSION_HEX >= 0x030400a1
  0, /*tp_finalize*/
  #endif
};
static struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_IndexedOctreeSubsetSelector __pyx_vtable_2yt_8geometry_18selection_routines_IndexedOctreeSubsetSelector;

static PyObject *__pyx_tp_new_2yt_8geometry_18selection_routines_IndexedOctreeSubsetSelector(PyTypeObject *t, PyObject *a, PyObject *k) {
  struct __pyx_obj_2yt_8geometry_18selection_routines_IndexedOctreeSubsetSelector *p;
  PyObject *o = __pyx_tp_new_2yt_8geometry_18selection_routines_SelectorObject(t, a, k);
  if (unlikely(!o)) return 0;
  p = ((struct __pyx_obj_2yt_8geometry_18selection_routines_IndexedOctreeSubsetSelector *)o);
  p->__pyx_base.__pyx_vtab = (struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_SelectorObject*)__pyx_vtabptr_2yt_8geometry_18selection_routines_IndexedOctreeSubsetSelector;
  p->base_selector = ((struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *)Py_None); Py_INCREF(Py_None);
  return o;
}

static void __pyx_tp_dealloc_2yt_8geometry_18selection_routines_IndexedOctreeSubsetSelector(PyObject *o) {
  struct __pyx_obj_2yt_8geometry_18selection_routines_IndexedOctreeSubsetSelector *p = (struct __pyx_obj_2yt_8geometry_18selection_routines_IndexedOctreeSubsetSelector *)o;
  #if PY_VERSION_HEX >= 0x030400a1
  if (unlikely(Py_TYPE(o)->tp_finalize) && !_PyGC_FINALIZED(o)) {
    if (PyObject_CallFinalizerFromDealloc(o)) return;
  }
  #endif
  PyObject_GC_UnTrack(o);
  Py_CLEAR(p->base_selector);
  #if CYTHON_COMPILING_IN_CPYTHON
  if (PyType_IS_GC(Py_TYPE(o)->tp_base))
  #endif
  PyObject_GC_Track(o);
  __pyx_tp_dealloc_2yt_8geometry_18selection_routines_SelectorObject(o);
}

static int __pyx_tp_traverse_2yt_8geometry_18selection_routines_IndexedOctreeSubsetSelector(PyObject *o, visitproc v, void *a) {
  int e;
  struct __pyx_obj_2yt_8geometry_18selection_routines_IndexedOctreeSubsetSelector *p = (struct __pyx_obj_2yt_8geometry_18selection_routines_IndexedOctreeSubsetSelector *)o;
  e = ((likely(__pyx_ptype_2yt_8geometry_18selection_routines_SelectorObject)) ? ((__pyx_ptype_2yt_8geometry_18selection_routines_SelectorObject->tp_traverse) ? __pyx_ptype_2yt_8geometry_18selection_routines_SelectorObject->tp_traverse(o, v, a) : 0) : __Pyx_call_next_tp_traverse(o, v, a, __pyx_tp_traverse_2yt_8geometry_18selection_routines_IndexedOctreeSubsetSelector)); if (e) return e;
  if (p->base_selector) {
    e = (*v)(((PyObject*)p->base_selector), a); if (e) return e;
  }
  return 0;
}

static int __pyx_tp_clear_2yt_8geometry_18selection_routines_IndexedOctreeSubsetSelector(PyObject *o) {
  PyObject* tmp;
  struct __pyx_obj_2yt_8geometry_18selection_routines_IndexedOctreeSubsetSelector *p = (struct __pyx_obj_2yt_8geometry_18selection_routines_IndexedOctreeSubsetSelector *)o;
  if (likely(__pyx_ptype_2yt_8geometry_18selection_routines_SelectorObject)) { if (__pyx_ptype_2yt_8geometry_18selection_routines_SelectorObject->tp_clear) __pyx_ptype_2yt_8geometry_18selection_routines_SelectorObject->tp_clear(o); } else __Pyx_call_next_tp_clear(o, __pyx_tp_clear_2yt_8geometry_18selection_routines_IndexedOctreeSubsetSelector);
  tmp = ((PyObject*)p->base_selector);
  p->base_selector = ((struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *)Py_None); Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  return 0;
}

static PyMethodDef __pyx_methods_2yt_8geometry_18selection_routines_IndexedOctreeSubsetSelector[] = {
  {"select_grids", (PyCFunction)__pyx_pw_2yt_8geometry_18selection_routines_27IndexedOctreeSubsetSelector_3select_grids, METH_VARARGS|METH_KEYWORDS, 0},
  {"_hash_vals", (PyCFunction)__pyx_pw_2yt_8geometry_18selection_routines_27IndexedOctreeSubsetSelector_5_hash_vals, METH_NOARGS, 0},
  {0, 0, 0, 0}
};

static PyTypeObject __pyx_type_2yt_8geometry_18selection_routines_IndexedOctreeSubsetSelector = {
  PyVarObject_HEAD_INIT(0, 0)
  "yt.geometry.selection_routines.IndexedOctreeSubsetSelector", /*tp_name*/
  sizeof(struct __pyx_obj_2yt_8geometry_18selection_routines_IndexedOctreeSubsetSelector), /*tp_basicsize*/
  0, /*tp_itemsize*/
  __pyx_tp_dealloc_2yt_8geometry_18selection_routines_IndexedOctreeSubsetSelector, /*tp_dealloc*/
  0, /*tp_print*/
  0, /*tp_getattr*/
  0, /*tp_setattr*/
  #if PY_MAJOR_VERSION < 3
  0, /*tp_compare*/
  #endif
  #if PY_MAJOR_VERSION >= 3
  0, /*tp_as_async*/
  #endif
  0, /*tp_repr*/
  0, /*tp_as_number*/
  0, /*tp_as_sequence*/
  0, /*tp_as_mapping*/
  0, /*tp_hash*/
  0, /*tp_call*/
  0, /*tp_str*/
  0, /*tp_getattro*/
  0, /*tp_setattro*/
  0, /*tp_as_buffer*/
  Py_TPFLAGS_DEFAULT|Py_TPFLAGS_HAVE_VERSION_TAG|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_BASETYPE|Py_TPFLAGS_HAVE_GC, /*tp_flags*/
  0, /*tp_doc*/
  __pyx_tp_traverse_2yt_8geometry_18selection_routines_IndexedOctreeSubsetSelector, /*tp_traverse*/
  __pyx_tp_clear_2yt_8geometry_18selection_routines_IndexedOctreeSubsetSelector, /*tp_clear*/
  0, /*tp_richcompare*/
  0, /*tp_weaklistoffset*/
  0, /*tp_iter*/
  0, /*tp_iternext*/
  __pyx_methods_2yt_8geometry_18selection_routines_IndexedOctreeSubsetSelector, /*tp_methods*/
  0, /*tp_members*/
  0, /*tp_getset*/
  0, /*tp_base*/
  0, /*tp_dict*/
  0, /*tp_descr_get*/
  0, /*tp_descr_set*/
  0, /*tp_dictoffset*/
  __pyx_pw_2yt_8geometry_18selection_routines_27IndexedOctreeSubsetSelector_1__init__, /*tp_init*/
  0, /*tp_alloc*/
  __pyx_tp_new_2yt_8geometry_18selection_routines_IndexedOctreeSubsetSelector, /*tp_new*/
  0, /*tp_free*/
  0, /*tp_is_gc*/
  0, /*tp_bases*/
  0, /*tp_mro*/
  0, /*tp_cache*/
  0, /*tp_subclasses*/
  0, /*tp_weaklist*/
  0, /*tp_del*/
  0, /*tp_version_tag*/
  #if PY_VERSION_HEX >= 0x030400a1
  0, /*tp_finalize*/
  #endif
};
static struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_ComposeSelector __pyx_vtable_2yt_8geometry_18selection_routines_ComposeSelector;

static PyObject *__pyx_tp_new_2yt_8geometry_18selection_routines_ComposeSelector(PyTypeObject *t, PyObject *a, PyObject *k) {
  struct __pyx_obj_2yt_8geometry_18selection_routines_ComposeSelector *p;
  PyObject *o = __pyx_tp_new_2yt_8geometry_18selection_routines_SelectorObject(t, a, k);
  if (unlikely(!o)) return 0;
  p = ((struct __pyx_obj_2yt_8geometry_18selection_routines_ComposeSelector *)o);
  p->__pyx_base.__pyx_vtab = (struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_SelectorObject*)__pyx_vtabptr_2yt_8geometry_18selection_routines_ComposeSelector;
  p->selector1 = ((struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *)Py_None); Py_INCREF(Py_None);
  p->selector2 = ((struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *)Py_None); Py_INCREF(Py_None);
  return o;
}

static void __pyx_tp_dealloc_2yt_8geometry_18selection_routines_ComposeSelector(PyObject *o) {
  struct __pyx_obj_2yt_8geometry_18selection_routines_ComposeSelector *p = (struct __pyx_obj_2yt_8geometry_18selection_routines_ComposeSelector *)o;
  #if PY_VERSION_HEX >= 0x030400a1
  if (unlikely(Py_TYPE(o)->tp_finalize) && !_PyGC_FINALIZED(o)) {
    if (PyObject_CallFinalizerFromDealloc(o)) return;
  }
  #endif
  PyObject_GC_UnTrack(o);
  Py_CLEAR(p->selector1);
  Py_CLEAR(p->selector2);
  #if CYTHON_COMPILING_IN_CPYTHON
  if (PyType_IS_GC(Py_TYPE(o)->tp_base))
  #endif
  PyObject_GC_Track(o);
  __pyx_tp_dealloc_2yt_8geometry_18selection_routines_SelectorObject(o);
}

static int __pyx_tp_traverse_2yt_8geometry_18selection_routines_ComposeSelector(PyObject *o, visitproc v, void *a) {
  int e;
  struct __pyx_obj_2yt_8geometry_18selection_routines_ComposeSelector *p = (struct __pyx_obj_2yt_8geometry_18selection_routines_ComposeSelector *)o;
  e = ((likely(__pyx_ptype_2yt_8geometry_18selection_routines_SelectorObject)) ? ((__pyx_ptype_2yt_8geometry_18selection_routines_SelectorObject->tp_traverse) ? __pyx_ptype_2yt_8geometry_18selection_routines_SelectorObject->tp_traverse(o, v, a) : 0) : __Pyx_call_next_tp_traverse(o, v, a, __pyx_tp_traverse_2yt_8geometry_18selection_routines_ComposeSelector)); if (e) return e;
  if (p->selector1) {
    e = (*v)(((PyObject*)p->selector1), a); if (e) return e;
  }
  if (p->selector2) {
    e = (*v)(((PyObject*)p->selector2), a); if (e) return e;
  }
  return 0;
}

static int __pyx_tp_clear_2yt_8geometry_18selection_routines_ComposeSelector(PyObject *o) {
  PyObject* tmp;
  struct __pyx_obj_2yt_8geometry_18selection_routines_ComposeSelector *p = (struct __pyx_obj_2yt_8geometry_18selection_routines_ComposeSelector *)o;
  if (likely(__pyx_ptype_2yt_8geometry_18selection_routines_SelectorObject)) { if (__pyx_ptype_2yt_8geometry_18selection_routines_SelectorObject->tp_clear) __pyx_ptype_2yt_8geometry_18selection_routines_SelectorObject->tp_clear(o); } else __Pyx_call_next_tp_clear(o, __pyx_tp_clear_2yt_8geometry_18selection_routines_ComposeSelector);
  tmp = ((PyObject*)p->selector1);
  p->selector1 = ((struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *)Py_None); Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  tmp = ((PyObject*)p->selector2);
  p->selector2 = ((struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *)Py_None); Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  return 0;
}

static PyMethodDef __pyx_methods_2yt_8geometry_18selection_routines_ComposeSelector[] = {
  {"select_grids", (PyCFunction)__pyx_pw_2yt_8geometry_18selection_routines_15ComposeSelector_3select_grids, METH_VARARGS|METH_KEYWORDS, 0},
  {"_hash_vals", (PyCFunction)__pyx_pw_2yt_8geometry_18selection_routines_15ComposeSelector_5_hash_vals, METH_NOARGS, 0},
  {0, 0, 0, 0}
};

static PyTypeObject __pyx_type_2yt_8geometry_18selection_routines_ComposeSelector = {
  PyVarObject_HEAD_INIT(0, 0)
  "yt.geometry.selection_routines.ComposeSelector", /*tp_name*/
  sizeof(struct __pyx_obj_2yt_8geometry_18selection_routines_ComposeSelector), /*tp_basicsize*/
  0, /*tp_itemsize*/
  __pyx_tp_dealloc_2yt_8geometry_18selection_routines_ComposeSelector, /*tp_dealloc*/
  0, /*tp_print*/
  0, /*tp_getattr*/
  0, /*tp_setattr*/
  #if PY_MAJOR_VERSION < 3
  0, /*tp_compare*/
  #endif
  #if PY_MAJOR_VERSION >= 3
  0, /*tp_as_async*/
  #endif
  0, /*tp_repr*/
  0, /*tp_as_number*/
  0, /*tp_as_sequence*/
  0, /*tp_as_mapping*/
  0, /*tp_hash*/
  0, /*tp_call*/
  0, /*tp_str*/
  0, /*tp_getattro*/
  0, /*tp_setattro*/
  0, /*tp_as_buffer*/
  Py_TPFLAGS_DEFAULT|Py_TPFLAGS_HAVE_VERSION_TAG|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_BASETYPE|Py_TPFLAGS_HAVE_GC, /*tp_flags*/
  0, /*tp_doc*/
  __pyx_tp_traverse_2yt_8geometry_18selection_routines_ComposeSelector, /*tp_traverse*/
  __pyx_tp_clear_2yt_8geometry_18selection_routines_ComposeSelector, /*tp_clear*/
  0, /*tp_richcompare*/
  0, /*tp_weaklistoffset*/
  0, /*tp_iter*/
  0, /*tp_iternext*/
  __pyx_methods_2yt_8geometry_18selection_routines_ComposeSelector, /*tp_methods*/
  0, /*tp_members*/
  0, /*tp_getset*/
  0, /*tp_base*/
  0, /*tp_dict*/
  0, /*tp_descr_get*/
  0, /*tp_descr_set*/
  0, /*tp_dictoffset*/
  __pyx_pw_2yt_8geometry_18selection_routines_15ComposeSelector_1__init__, /*tp_init*/
  0, /*tp_alloc*/
  __pyx_tp_new_2yt_8geometry_18selection_routines_ComposeSelector, /*tp_new*/
  0, /*tp_free*/
  0, /*tp_is_gc*/
  0, /*tp_bases*/
  0, /*tp_mro*/
  0, /*tp_cache*/
  0, /*tp_subclasses*/
  0, /*tp_weaklist*/
  0, /*tp_del*/
  0, /*tp_version_tag*/
  #if PY_VERSION_HEX >= 0x030400a1
  0, /*tp_finalize*/
  #endif
};
static struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_HaloParticlesSelector __pyx_vtable_2yt_8geometry_18selection_routines_HaloParticlesSelector;

static PyObject *__pyx_tp_new_2yt_8geometry_18selection_routines_HaloParticlesSelector(PyTypeObject *t, PyObject *a, PyObject *k) {
  struct __pyx_obj_2yt_8geometry_18selection_routines_HaloParticlesSelector *p;
  PyObject *o = __pyx_tp_new_2yt_8geometry_18selection_routines_SelectorObject(t, a, k);
  if (unlikely(!o)) return 0;
  p = ((struct __pyx_obj_2yt_8geometry_18selection_routines_HaloParticlesSelector *)o);
  p->__pyx_base.__pyx_vtab = (struct __pyx_vtabstruct_2yt_8geometry_18selection_routines_SelectorObject*)__pyx_vtabptr_2yt_8geometry_18selection_routines_HaloParticlesSelector;
  p->base_source = Py_None; Py_INCREF(Py_None);
  p->base_selector = ((struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *)Py_None); Py_INCREF(Py_None);
  p->pind = Py_None; Py_INCREF(Py_None);
  return o;
}

static void __pyx_tp_dealloc_2yt_8geometry_18selection_routines_HaloParticlesSelector(PyObject *o) {
  struct __pyx_obj_2yt_8geometry_18selection_routines_HaloParticlesSelector *p = (struct __pyx_obj_2yt_8geometry_18selection_routines_HaloParticlesSelector *)o;
  #if PY_VERSION_HEX >= 0x030400a1
  if (unlikely(Py_TYPE(o)->tp_finalize) && !_PyGC_FINALIZED(o)) {
    if (PyObject_CallFinalizerFromDealloc(o)) return;
  }
  #endif
  PyObject_GC_UnTrack(o);
  Py_CLEAR(p->base_source);
  Py_CLEAR(p->base_selector);
  Py_CLEAR(p->pind);
  #if CYTHON_COMPILING_IN_CPYTHON
  if (PyType_IS_GC(Py_TYPE(o)->tp_base))
  #endif
  PyObject_GC_Track(o);
  __pyx_tp_dealloc_2yt_8geometry_18selection_routines_SelectorObject(o);
}

static int __pyx_tp_traverse_2yt_8geometry_18selection_routines_HaloParticlesSelector(PyObject *o, visitproc v, void *a) {
  int e;
  struct __pyx_obj_2yt_8geometry_18selection_routines_HaloParticlesSelector *p = (struct __pyx_obj_2yt_8geometry_18selection_routines_HaloParticlesSelector *)o;
  e = ((likely(__pyx_ptype_2yt_8geometry_18selection_routines_SelectorObject)) ? ((__pyx_ptype_2yt_8geometry_18selection_routines_SelectorObject->tp_traverse) ? __pyx_ptype_2yt_8geometry_18selection_routines_SelectorObject->tp_traverse(o, v, a) : 0) : __Pyx_call_next_tp_traverse(o, v, a, __pyx_tp_traverse_2yt_8geometry_18selection_routines_HaloParticlesSelector)); if (e) return e;
  if (p->base_source) {
    e = (*v)(p->base_source, a); if (e) return e;
  }
  if (p->base_selector) {
    e = (*v)(((PyObject*)p->base_selector), a); if (e) return e;
  }
  if (p->pind) {
    e = (*v)(p->pind, a); if (e) return e;
  }
  return 0;
}

static int __pyx_tp_clear_2yt_8geometry_18selection_routines_HaloParticlesSelector(PyObject *o) {
  PyObject* tmp;
  struct __pyx_obj_2yt_8geometry_18selection_routines_HaloParticlesSelector *p = (struct __pyx_obj_2yt_8geometry_18selection_routines_HaloParticlesSelector *)o;
  if (likely(__pyx_ptype_2yt_8geometry_18selection_routines_SelectorObject)) { if (__pyx_ptype_2yt_8geometry_18selection_routines_SelectorObject->tp_clear) __pyx_ptype_2yt_8geometry_18selection_routines_SelectorObject->tp_clear(o); } else __Pyx_call_next_tp_clear(o, __pyx_tp_clear_2yt_8geometry_18selection_routines_HaloParticlesSelector);
  tmp = ((PyObject*)p->base_source);
  p->base_source = Py_None; Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  tmp = ((PyObject*)p->base_selector);
  p->base_selector = ((struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *)Py_None); Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  tmp = ((PyObject*)p->pind);
  p->pind = Py_None; Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  return 0;
}

static PyObject *__pyx_getprop_2yt_8geometry_18selection_routines_21HaloParticlesSelector_base_source(PyObject *o, CYTHON_UNUSED void *x) {
  return __pyx_pw_2yt_8geometry_18selection_routines_21HaloParticlesSelector_11base_source_1__get__(o);
}

static int __pyx_setprop_2yt_8geometry_18selection_routines_21HaloParticlesSelector_base_source(PyObject *o, PyObject *v, CYTHON_UNUSED void *x) {
  if (v) {
    return __pyx_pw_2yt_8geometry_18selection_routines_21HaloParticlesSelector_11base_source_3__set__(o, v);
  }
  else {
    return __pyx_pw_2yt_8geometry_18selection_routines_21HaloParticlesSelector_11base_source_5__del__(o);
  }
}

static PyObject *__pyx_getprop_2yt_8geometry_18selection_routines_21HaloParticlesSelector_halo_id(PyObject *o, CYTHON_UNUSED void *x) {
  return __pyx_pw_2yt_8geometry_18selection_routines_21HaloParticlesSelector_7halo_id_1__get__(o);
}

static int __pyx_setprop_2yt_8geometry_18selection_routines_21HaloParticlesSelector_halo_id(PyObject *o, PyObject *v, CYTHON_UNUSED void *x) {
  if (v) {
    return __pyx_pw_2yt_8geometry_18selection_routines_21HaloParticlesSelector_7halo_id_3__set__(o, v);
  }
  else {
    PyErr_SetString(PyExc_NotImplementedError, "__del__");
    return -1;
  }
}

static PyMethodDef __pyx_methods_2yt_8geometry_18selection_routines_HaloParticlesSelector[] = {
  {"_hash_vals", (PyCFunction)__pyx_pw_2yt_8geometry_18selection_routines_21HaloParticlesSelector_3_hash_vals, METH_NOARGS, 0},
  {0, 0, 0, 0}
};

static struct PyGetSetDef __pyx_getsets_2yt_8geometry_18selection_routines_HaloParticlesSelector[] = {
  {(char *)"base_source", __pyx_getprop_2yt_8geometry_18selection_routines_21HaloParticlesSelector_base_source, __pyx_setprop_2yt_8geometry_18selection_routines_21HaloParticlesSelector_base_source, 0, 0},
  {(char *)"halo_id", __pyx_getprop_2yt_8geometry_18selection_routines_21HaloParticlesSelector_halo_id, __pyx_setprop_2yt_8geometry_18selection_routines_21HaloParticlesSelector_halo_id, 0, 0},
  {0, 0, 0, 0, 0}
};

static PyTypeObject __pyx_type_2yt_8geometry_18selection_routines_HaloParticlesSelector = {
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  __pyx_tp_dealloc_2yt_8geometry_18selection_routines_HaloParticlesSelector, /*tp_dealloc*/
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  __pyx_pw_2yt_8geometry_18selection_routines_21HaloParticlesSelector_1__init__, /*tp_init*/
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  __pyx_tp_new_2yt_8geometry_18selection_routines_HaloParticlesSelector, /*tp_new*/
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  #if PY_VERSION_HEX >= 0x030400a1
  0, /*tp_finalize*/
  #endif
};

static struct __pyx_obj_2yt_8geometry_18selection_routines___pyx_scope_struct____init__ *__pyx_freelist_2yt_8geometry_18selection_routines___pyx_scope_struct____init__[8];
static int __pyx_freecount_2yt_8geometry_18selection_routines___pyx_scope_struct____init__ = 0;

static PyObject *__pyx_tp_new_2yt_8geometry_18selection_routines___pyx_scope_struct____init__(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
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  if (CYTHON_COMPILING_IN_CPYTHON && likely((__pyx_freecount_2yt_8geometry_18selection_routines___pyx_scope_struct____init__ > 0) & (t->tp_basicsize == sizeof(struct __pyx_obj_2yt_8geometry_18selection_routines___pyx_scope_struct____init__)))) {
    o = (PyObject*)__pyx_freelist_2yt_8geometry_18selection_routines___pyx_scope_struct____init__[--__pyx_freecount_2yt_8geometry_18selection_routines___pyx_scope_struct____init__];
    memset(o, 0, sizeof(struct __pyx_obj_2yt_8geometry_18selection_routines___pyx_scope_struct____init__));
    (void) PyObject_INIT(o, t);
    PyObject_GC_Track(o);
  } else {
    o = (*t->tp_alloc)(t, 0);
    if (unlikely(!o)) return 0;
  }
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}

static void __pyx_tp_dealloc_2yt_8geometry_18selection_routines___pyx_scope_struct____init__(PyObject *o) {
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  Py_CLEAR(p->__pyx_v_positions);
  if (CYTHON_COMPILING_IN_CPYTHON && ((__pyx_freecount_2yt_8geometry_18selection_routines___pyx_scope_struct____init__ < 8) & (Py_TYPE(o)->tp_basicsize == sizeof(struct __pyx_obj_2yt_8geometry_18selection_routines___pyx_scope_struct____init__)))) {
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  } else {
    (*Py_TYPE(o)->tp_free)(o);
  }
}

static int __pyx_tp_traverse_2yt_8geometry_18selection_routines___pyx_scope_struct____init__(PyObject *o, visitproc v, void *a) {
  int e;
  struct __pyx_obj_2yt_8geometry_18selection_routines___pyx_scope_struct____init__ *p = (struct __pyx_obj_2yt_8geometry_18selection_routines___pyx_scope_struct____init__ *)o;
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}

static int __pyx_tp_clear_2yt_8geometry_18selection_routines___pyx_scope_struct____init__(PyObject *o) {
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  struct __pyx_obj_2yt_8geometry_18selection_routines___pyx_scope_struct____init__ *p = (struct __pyx_obj_2yt_8geometry_18selection_routines___pyx_scope_struct____init__ *)o;
  tmp = ((PyObject*)p->__pyx_v_positions);
  p->__pyx_v_positions = Py_None; Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  return 0;
}

static PyTypeObject __pyx_type_2yt_8geometry_18selection_routines___pyx_scope_struct____init__ = {
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  __pyx_tp_traverse_2yt_8geometry_18selection_routines___pyx_scope_struct____init__, /*tp_traverse*/
  __pyx_tp_clear_2yt_8geometry_18selection_routines___pyx_scope_struct____init__, /*tp_clear*/
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static struct __pyx_obj_2yt_8geometry_18selection_routines___pyx_scope_struct_1_genexpr *__pyx_freelist_2yt_8geometry_18selection_routines___pyx_scope_struct_1_genexpr[8];
static int __pyx_freecount_2yt_8geometry_18selection_routines___pyx_scope_struct_1_genexpr = 0;

static PyObject *__pyx_tp_new_2yt_8geometry_18selection_routines___pyx_scope_struct_1_genexpr(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
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static void __pyx_tp_dealloc_2yt_8geometry_18selection_routines___pyx_scope_struct_1_genexpr(PyObject *o) {
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static int __pyx_tp_traverse_2yt_8geometry_18selection_routines___pyx_scope_struct_1_genexpr(PyObject *o, visitproc v, void *a) {
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static int __pyx_tp_clear_2yt_8geometry_18selection_routines___pyx_scope_struct_1_genexpr(PyObject *o) {
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  p->__pyx_v_position = Py_None; Py_INCREF(Py_None);
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}

static PyTypeObject __pyx_type_2yt_8geometry_18selection_routines___pyx_scope_struct_1_genexpr = {
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  }
  else {
    PyErr_Format(PyExc_NotImplementedError,
      "Subscript deletion not supported by %.200s", Py_TYPE(o)->tp_name);
    return -1;
  }
}

static PyObject *__pyx_tp_getattro_array(PyObject *o, PyObject *n) {
  PyObject *v = PyObject_GenericGetAttr(o, n);
  if (!v && PyErr_ExceptionMatches(PyExc_AttributeError)) {
    PyErr_Clear();
    v = __pyx_array___getattr__(o, n);
  }
  return v;
}

static PyObject *__pyx_getprop___pyx_array_memview(PyObject *o, CYTHON_UNUSED void *x) {
  return get_memview(o);
}

static PyMethodDef __pyx_methods_array[] = {
  {"__getattr__", (PyCFunction)__pyx_array___getattr__, METH_O|METH_COEXIST, 0},
  {0, 0, 0, 0}
};

static struct PyGetSetDef __pyx_getsets_array[] = {
  {(char *)"memview", __pyx_getprop___pyx_array_memview, 0, 0, 0},
  {0, 0, 0, 0, 0}
};

static PySequenceMethods __pyx_tp_as_sequence_array = {
  0, /*sq_length*/
  0, /*sq_concat*/
  0, /*sq_repeat*/
  __pyx_sq_item_array, /*sq_item*/
  0, /*sq_slice*/
  0, /*sq_ass_item*/
  0, /*sq_ass_slice*/
  0, /*sq_contains*/
  0, /*sq_inplace_concat*/
  0, /*sq_inplace_repeat*/
};

static PyMappingMethods __pyx_tp_as_mapping_array = {
  0, /*mp_length*/
  __pyx_array___getitem__, /*mp_subscript*/
  __pyx_mp_ass_subscript_array, /*mp_ass_subscript*/
};

static PyBufferProcs __pyx_tp_as_buffer_array = {
  #if PY_MAJOR_VERSION < 3
  0, /*bf_getreadbuffer*/
  #endif
  #if PY_MAJOR_VERSION < 3
  0, /*bf_getwritebuffer*/
  #endif
  #if PY_MAJOR_VERSION < 3
  0, /*bf_getsegcount*/
  #endif
  #if PY_MAJOR_VERSION < 3
  0, /*bf_getcharbuffer*/
  #endif
  __pyx_array_getbuffer, /*bf_getbuffer*/
  0, /*bf_releasebuffer*/
};

static PyTypeObject __pyx_type___pyx_array = {
  PyVarObject_HEAD_INIT(0, 0)
  "yt.geometry.selection_routines.array", /*tp_name*/
  sizeof(struct __pyx_array_obj), /*tp_basicsize*/
  0, /*tp_itemsize*/
  __pyx_tp_dealloc_array, /*tp_dealloc*/
  0, /*tp_print*/
  0, /*tp_getattr*/
  0, /*tp_setattr*/
  #if PY_MAJOR_VERSION < 3
  0, /*tp_compare*/
  #endif
  #if PY_MAJOR_VERSION >= 3
  0, /*tp_as_async*/
  #endif
  0, /*tp_repr*/
  0, /*tp_as_number*/
  &__pyx_tp_as_sequence_array, /*tp_as_sequence*/
  &__pyx_tp_as_mapping_array, /*tp_as_mapping*/
  0, /*tp_hash*/
  0, /*tp_call*/
  0, /*tp_str*/
  __pyx_tp_getattro_array, /*tp_getattro*/
  0, /*tp_setattro*/
  &__pyx_tp_as_buffer_array, /*tp_as_buffer*/
  Py_TPFLAGS_DEFAULT|Py_TPFLAGS_HAVE_VERSION_TAG|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_BASETYPE, /*tp_flags*/
  0, /*tp_doc*/
  0, /*tp_traverse*/
  0, /*tp_clear*/
  0, /*tp_richcompare*/
  0, /*tp_weaklistoffset*/
  0, /*tp_iter*/
  0, /*tp_iternext*/
  __pyx_methods_array, /*tp_methods*/
  0, /*tp_members*/
  __pyx_getsets_array, /*tp_getset*/
  0, /*tp_base*/
  0, /*tp_dict*/
  0, /*tp_descr_get*/
  0, /*tp_descr_set*/
  0, /*tp_dictoffset*/
  0, /*tp_init*/
  0, /*tp_alloc*/
  __pyx_tp_new_array, /*tp_new*/
  0, /*tp_free*/
  0, /*tp_is_gc*/
  0, /*tp_bases*/
  0, /*tp_mro*/
  0, /*tp_cache*/
  0, /*tp_subclasses*/
  0, /*tp_weaklist*/
  0, /*tp_del*/
  0, /*tp_version_tag*/
  #if PY_VERSION_HEX >= 0x030400a1
  0, /*tp_finalize*/
  #endif
};

static PyObject *__pyx_tp_new_Enum(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
  struct __pyx_MemviewEnum_obj *p;
  PyObject *o;
  if (likely((t->tp_flags & Py_TPFLAGS_IS_ABSTRACT) == 0)) {
    o = (*t->tp_alloc)(t, 0);
  } else {
    o = (PyObject *) PyBaseObject_Type.tp_new(t, __pyx_empty_tuple, 0);
  }
  if (unlikely(!o)) return 0;
  p = ((struct __pyx_MemviewEnum_obj *)o);
  p->name = Py_None; Py_INCREF(Py_None);
  return o;
}

static void __pyx_tp_dealloc_Enum(PyObject *o) {
  struct __pyx_MemviewEnum_obj *p = (struct __pyx_MemviewEnum_obj *)o;
  #if PY_VERSION_HEX >= 0x030400a1
  if (unlikely(Py_TYPE(o)->tp_finalize) && !_PyGC_FINALIZED(o)) {
    if (PyObject_CallFinalizerFromDealloc(o)) return;
  }
  #endif
  PyObject_GC_UnTrack(o);
  Py_CLEAR(p->name);
  (*Py_TYPE(o)->tp_free)(o);
}

static int __pyx_tp_traverse_Enum(PyObject *o, visitproc v, void *a) {
  int e;
  struct __pyx_MemviewEnum_obj *p = (struct __pyx_MemviewEnum_obj *)o;
  if (p->name) {
    e = (*v)(p->name, a); if (e) return e;
  }
  return 0;
}

static int __pyx_tp_clear_Enum(PyObject *o) {
  PyObject* tmp;
  struct __pyx_MemviewEnum_obj *p = (struct __pyx_MemviewEnum_obj *)o;
  tmp = ((PyObject*)p->name);
  p->name = Py_None; Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  return 0;
}

static PyMethodDef __pyx_methods_Enum[] = {
  {0, 0, 0, 0}
};

static PyTypeObject __pyx_type___pyx_MemviewEnum = {
  PyVarObject_HEAD_INIT(0, 0)
  "yt.geometry.selection_routines.Enum", /*tp_name*/
  sizeof(struct __pyx_MemviewEnum_obj), /*tp_basicsize*/
  0, /*tp_itemsize*/
  __pyx_tp_dealloc_Enum, /*tp_dealloc*/
  0, /*tp_print*/
  0, /*tp_getattr*/
  0, /*tp_setattr*/
  #if PY_MAJOR_VERSION < 3
  0, /*tp_compare*/
  #endif
  #if PY_MAJOR_VERSION >= 3
  0, /*tp_as_async*/
  #endif
  __pyx_MemviewEnum___repr__, /*tp_repr*/
  0, /*tp_as_number*/
  0, /*tp_as_sequence*/
  0, /*tp_as_mapping*/
  0, /*tp_hash*/
  0, /*tp_call*/
  0, /*tp_str*/
  0, /*tp_getattro*/
  0, /*tp_setattro*/
  0, /*tp_as_buffer*/
  Py_TPFLAGS_DEFAULT|Py_TPFLAGS_HAVE_VERSION_TAG|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_BASETYPE|Py_TPFLAGS_HAVE_GC, /*tp_flags*/
  0, /*tp_doc*/
  __pyx_tp_traverse_Enum, /*tp_traverse*/
  __pyx_tp_clear_Enum, /*tp_clear*/
  0, /*tp_richcompare*/
  0, /*tp_weaklistoffset*/
  0, /*tp_iter*/
  0, /*tp_iternext*/
  __pyx_methods_Enum, /*tp_methods*/
  0, /*tp_members*/
  0, /*tp_getset*/
  0, /*tp_base*/
  0, /*tp_dict*/
  0, /*tp_descr_get*/
  0, /*tp_descr_set*/
  0, /*tp_dictoffset*/
  __pyx_MemviewEnum___init__, /*tp_init*/
  0, /*tp_alloc*/
  __pyx_tp_new_Enum, /*tp_new*/
  0, /*tp_free*/
  0, /*tp_is_gc*/
  0, /*tp_bases*/
  0, /*tp_mro*/
  0, /*tp_cache*/
  0, /*tp_subclasses*/
  0, /*tp_weaklist*/
  0, /*tp_del*/
  0, /*tp_version_tag*/
  #if PY_VERSION_HEX >= 0x030400a1
  0, /*tp_finalize*/
  #endif
};
static struct __pyx_vtabstruct_memoryview __pyx_vtable_memoryview;

static PyObject *__pyx_tp_new_memoryview(PyTypeObject *t, PyObject *a, PyObject *k) {
  struct __pyx_memoryview_obj *p;
  PyObject *o;
  if (likely((t->tp_flags & Py_TPFLAGS_IS_ABSTRACT) == 0)) {
    o = (*t->tp_alloc)(t, 0);
  } else {
    o = (PyObject *) PyBaseObject_Type.tp_new(t, __pyx_empty_tuple, 0);
  }
  if (unlikely(!o)) return 0;
  p = ((struct __pyx_memoryview_obj *)o);
  p->__pyx_vtab = __pyx_vtabptr_memoryview;
  p->obj = Py_None; Py_INCREF(Py_None);
  p->_size = Py_None; Py_INCREF(Py_None);
  p->_array_interface = Py_None; Py_INCREF(Py_None);
  p->view.obj = NULL;
  if (unlikely(__pyx_memoryview___cinit__(o, a, k) < 0)) {
    Py_DECREF(o); o = 0;
  }
  return o;
}

static void __pyx_tp_dealloc_memoryview(PyObject *o) {
  struct __pyx_memoryview_obj *p = (struct __pyx_memoryview_obj *)o;
  #if PY_VERSION_HEX >= 0x030400a1
  if (unlikely(Py_TYPE(o)->tp_finalize) && !_PyGC_FINALIZED(o)) {
    if (PyObject_CallFinalizerFromDealloc(o)) return;
  }
  #endif
  PyObject_GC_UnTrack(o);
  {
    PyObject *etype, *eval, *etb;
    PyErr_Fetch(&etype, &eval, &etb);
    ++Py_REFCNT(o);
    __pyx_memoryview___dealloc__(o);
    --Py_REFCNT(o);
    PyErr_Restore(etype, eval, etb);
  }
  Py_CLEAR(p->obj);
  Py_CLEAR(p->_size);
  Py_CLEAR(p->_array_interface);
  (*Py_TYPE(o)->tp_free)(o);
}

static int __pyx_tp_traverse_memoryview(PyObject *o, visitproc v, void *a) {
  int e;
  struct __pyx_memoryview_obj *p = (struct __pyx_memoryview_obj *)o;
  if (p->obj) {
    e = (*v)(p->obj, a); if (e) return e;
  }
  if (p->_size) {
    e = (*v)(p->_size, a); if (e) return e;
  }
  if (p->_array_interface) {
    e = (*v)(p->_array_interface, a); if (e) return e;
  }
  if (p->view.obj) {
    e = (*v)(p->view.obj, a); if (e) return e;
  }
  return 0;
}

static int __pyx_tp_clear_memoryview(PyObject *o) {
  PyObject* tmp;
  struct __pyx_memoryview_obj *p = (struct __pyx_memoryview_obj *)o;
  tmp = ((PyObject*)p->obj);
  p->obj = Py_None; Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  tmp = ((PyObject*)p->_size);
  p->_size = Py_None; Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  tmp = ((PyObject*)p->_array_interface);
  p->_array_interface = Py_None; Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  Py_CLEAR(p->view.obj);
  return 0;
}
static PyObject *__pyx_sq_item_memoryview(PyObject *o, Py_ssize_t i) {
  PyObject *r;
  PyObject *x = PyInt_FromSsize_t(i); if(!x) return 0;
  r = Py_TYPE(o)->tp_as_mapping->mp_subscript(o, x);
  Py_DECREF(x);
  return r;
}

static int __pyx_mp_ass_subscript_memoryview(PyObject *o, PyObject *i, PyObject *v) {
  if (v) {
    return __pyx_memoryview___setitem__(o, i, v);
  }
  else {
    PyErr_Format(PyExc_NotImplementedError,
      "Subscript deletion not supported by %.200s", Py_TYPE(o)->tp_name);
    return -1;
  }
}

static PyObject *__pyx_getprop___pyx_memoryview_T(PyObject *o, CYTHON_UNUSED void *x) {
  return __pyx_memoryview_transpose(o);
}

static PyObject *__pyx_getprop___pyx_memoryview_base(PyObject *o, CYTHON_UNUSED void *x) {
  return __pyx_memoryview__get__base(o);
}

static PyObject *__pyx_getprop___pyx_memoryview_shape(PyObject *o, CYTHON_UNUSED void *x) {
  return __pyx_memoryview_get_shape(o);
}

static PyObject *__pyx_getprop___pyx_memoryview_strides(PyObject *o, CYTHON_UNUSED void *x) {
  return __pyx_memoryview_get_strides(o);
}

static PyObject *__pyx_getprop___pyx_memoryview_suboffsets(PyObject *o, CYTHON_UNUSED void *x) {
  return __pyx_memoryview_get_suboffsets(o);
}

static PyObject *__pyx_getprop___pyx_memoryview_ndim(PyObject *o, CYTHON_UNUSED void *x) {
  return __pyx_memoryview_get_ndim(o);
}

static PyObject *__pyx_getprop___pyx_memoryview_itemsize(PyObject *o, CYTHON_UNUSED void *x) {
  return __pyx_memoryview_get_itemsize(o);
}

static PyObject *__pyx_getprop___pyx_memoryview_nbytes(PyObject *o, CYTHON_UNUSED void *x) {
  return __pyx_memoryview_get_nbytes(o);
}

static PyObject *__pyx_getprop___pyx_memoryview_size(PyObject *o, CYTHON_UNUSED void *x) {
  return __pyx_memoryview_get_size(o);
}

static PyMethodDef __pyx_methods_memoryview[] = {
  {"is_c_contig", (PyCFunction)__pyx_memoryview_is_c_contig, METH_NOARGS, 0},
  {"is_f_contig", (PyCFunction)__pyx_memoryview_is_f_contig, METH_NOARGS, 0},
  {"copy", (PyCFunction)__pyx_memoryview_copy, METH_NOARGS, 0},
  {"copy_fortran", (PyCFunction)__pyx_memoryview_copy_fortran, METH_NOARGS, 0},
  {0, 0, 0, 0}
};

static struct PyGetSetDef __pyx_getsets_memoryview[] = {
  {(char *)"T", __pyx_getprop___pyx_memoryview_T, 0, 0, 0},
  {(char *)"base", __pyx_getprop___pyx_memoryview_base, 0, 0, 0},
  {(char *)"shape", __pyx_getprop___pyx_memoryview_shape, 0, 0, 0},
  {(char *)"strides", __pyx_getprop___pyx_memoryview_strides, 0, 0, 0},
  {(char *)"suboffsets", __pyx_getprop___pyx_memoryview_suboffsets, 0, 0, 0},
  {(char *)"ndim", __pyx_getprop___pyx_memoryview_ndim, 0, 0, 0},
  {(char *)"itemsize", __pyx_getprop___pyx_memoryview_itemsize, 0, 0, 0},
  {(char *)"nbytes", __pyx_getprop___pyx_memoryview_nbytes, 0, 0, 0},
  {(char *)"size", __pyx_getprop___pyx_memoryview_size, 0, 0, 0},
  {0, 0, 0, 0, 0}
};

static PySequenceMethods __pyx_tp_as_sequence_memoryview = {
  __pyx_memoryview___len__, /*sq_length*/
  0, /*sq_concat*/
  0, /*sq_repeat*/
  __pyx_sq_item_memoryview, /*sq_item*/
  0, /*sq_slice*/
  0, /*sq_ass_item*/
  0, /*sq_ass_slice*/
  0, /*sq_contains*/
  0, /*sq_inplace_concat*/
  0, /*sq_inplace_repeat*/
};

static PyMappingMethods __pyx_tp_as_mapping_memoryview = {
  __pyx_memoryview___len__, /*mp_length*/
  __pyx_memoryview___getitem__, /*mp_subscript*/
  __pyx_mp_ass_subscript_memoryview, /*mp_ass_subscript*/
};

static PyBufferProcs __pyx_tp_as_buffer_memoryview = {
  #if PY_MAJOR_VERSION < 3
  0, /*bf_getreadbuffer*/
  #endif
  #if PY_MAJOR_VERSION < 3
  0, /*bf_getwritebuffer*/
  #endif
  #if PY_MAJOR_VERSION < 3
  0, /*bf_getsegcount*/
  #endif
  #if PY_MAJOR_VERSION < 3
  0, /*bf_getcharbuffer*/
  #endif
  __pyx_memoryview_getbuffer, /*bf_getbuffer*/
  0, /*bf_releasebuffer*/
};

static PyTypeObject __pyx_type___pyx_memoryview = {
  PyVarObject_HEAD_INIT(0, 0)
  "yt.geometry.selection_routines.memoryview", /*tp_name*/
  sizeof(struct __pyx_memoryview_obj), /*tp_basicsize*/
  0, /*tp_itemsize*/
  __pyx_tp_dealloc_memoryview, /*tp_dealloc*/
  0, /*tp_print*/
  0, /*tp_getattr*/
  0, /*tp_setattr*/
  #if PY_MAJOR_VERSION < 3
  0, /*tp_compare*/
  #endif
  #if PY_MAJOR_VERSION >= 3
  0, /*tp_as_async*/
  #endif
  __pyx_memoryview___repr__, /*tp_repr*/
  0, /*tp_as_number*/
  &__pyx_tp_as_sequence_memoryview, /*tp_as_sequence*/
  &__pyx_tp_as_mapping_memoryview, /*tp_as_mapping*/
  0, /*tp_hash*/
  0, /*tp_call*/
  __pyx_memoryview___str__, /*tp_str*/
  0, /*tp_getattro*/
  0, /*tp_setattro*/
  &__pyx_tp_as_buffer_memoryview, /*tp_as_buffer*/
  Py_TPFLAGS_DEFAULT|Py_TPFLAGS_HAVE_VERSION_TAG|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_BASETYPE|Py_TPFLAGS_HAVE_GC, /*tp_flags*/
  0, /*tp_doc*/
  __pyx_tp_traverse_memoryview, /*tp_traverse*/
  __pyx_tp_clear_memoryview, /*tp_clear*/
  0, /*tp_richcompare*/
  0, /*tp_weaklistoffset*/
  0, /*tp_iter*/
  0, /*tp_iternext*/
  __pyx_methods_memoryview, /*tp_methods*/
  0, /*tp_members*/
  __pyx_getsets_memoryview, /*tp_getset*/
  0, /*tp_base*/
  0, /*tp_dict*/
  0, /*tp_descr_get*/
  0, /*tp_descr_set*/
  0, /*tp_dictoffset*/
  0, /*tp_init*/
  0, /*tp_alloc*/
  __pyx_tp_new_memoryview, /*tp_new*/
  0, /*tp_free*/
  0, /*tp_is_gc*/
  0, /*tp_bases*/
  0, /*tp_mro*/
  0, /*tp_cache*/
  0, /*tp_subclasses*/
  0, /*tp_weaklist*/
  0, /*tp_del*/
  0, /*tp_version_tag*/
  #if PY_VERSION_HEX >= 0x030400a1
  0, /*tp_finalize*/
  #endif
};
static struct __pyx_vtabstruct__memoryviewslice __pyx_vtable__memoryviewslice;

static PyObject *__pyx_tp_new__memoryviewslice(PyTypeObject *t, PyObject *a, PyObject *k) {
  struct __pyx_memoryviewslice_obj *p;
  PyObject *o = __pyx_tp_new_memoryview(t, a, k);
  if (unlikely(!o)) return 0;
  p = ((struct __pyx_memoryviewslice_obj *)o);
  p->__pyx_base.__pyx_vtab = (struct __pyx_vtabstruct_memoryview*)__pyx_vtabptr__memoryviewslice;
  p->from_object = Py_None; Py_INCREF(Py_None);
  p->from_slice.memview = NULL;
  return o;
}

static void __pyx_tp_dealloc__memoryviewslice(PyObject *o) {
  struct __pyx_memoryviewslice_obj *p = (struct __pyx_memoryviewslice_obj *)o;
  #if PY_VERSION_HEX >= 0x030400a1
  if (unlikely(Py_TYPE(o)->tp_finalize) && !_PyGC_FINALIZED(o)) {
    if (PyObject_CallFinalizerFromDealloc(o)) return;
  }
  #endif
  PyObject_GC_UnTrack(o);
  {
    PyObject *etype, *eval, *etb;
    PyErr_Fetch(&etype, &eval, &etb);
    ++Py_REFCNT(o);
    __pyx_memoryviewslice___dealloc__(o);
    --Py_REFCNT(o);
    PyErr_Restore(etype, eval, etb);
  }
  Py_CLEAR(p->from_object);
  PyObject_GC_Track(o);
  __pyx_tp_dealloc_memoryview(o);
}

static int __pyx_tp_traverse__memoryviewslice(PyObject *o, visitproc v, void *a) {
  int e;
  struct __pyx_memoryviewslice_obj *p = (struct __pyx_memoryviewslice_obj *)o;
  e = __pyx_tp_traverse_memoryview(o, v, a); if (e) return e;
  if (p->from_object) {
    e = (*v)(p->from_object, a); if (e) return e;
  }
  return 0;
}

static int __pyx_tp_clear__memoryviewslice(PyObject *o) {
  PyObject* tmp;
  struct __pyx_memoryviewslice_obj *p = (struct __pyx_memoryviewslice_obj *)o;
  __pyx_tp_clear_memoryview(o);
  tmp = ((PyObject*)p->from_object);
  p->from_object = Py_None; Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  __PYX_XDEC_MEMVIEW(&p->from_slice, 1);
  return 0;
}

static PyObject *__pyx_getprop___pyx_memoryviewslice_base(PyObject *o, CYTHON_UNUSED void *x) {
  return __pyx_memoryviewslice__get__base(o);
}

static PyMethodDef __pyx_methods__memoryviewslice[] = {
  {0, 0, 0, 0}
};

static struct PyGetSetDef __pyx_getsets__memoryviewslice[] = {
  {(char *)"base", __pyx_getprop___pyx_memoryviewslice_base, 0, 0, 0},
  {0, 0, 0, 0, 0}
};

static PyTypeObject __pyx_type___pyx_memoryviewslice = {
  PyVarObject_HEAD_INIT(0, 0)
  "yt.geometry.selection_routines._memoryviewslice", /*tp_name*/
  sizeof(struct __pyx_memoryviewslice_obj), /*tp_basicsize*/
  0, /*tp_itemsize*/
  __pyx_tp_dealloc__memoryviewslice, /*tp_dealloc*/
  0, /*tp_print*/
  0, /*tp_getattr*/
  0, /*tp_setattr*/
  #if PY_MAJOR_VERSION < 3
  0, /*tp_compare*/
  #endif
  #if PY_MAJOR_VERSION >= 3
  0, /*tp_as_async*/
  #endif
  #if CYTHON_COMPILING_IN_PYPY
  __pyx_memoryview___repr__, /*tp_repr*/
  #else
  0, /*tp_repr*/
  #endif
  0, /*tp_as_number*/
  0, /*tp_as_sequence*/
  0, /*tp_as_mapping*/
  0, /*tp_hash*/
  0, /*tp_call*/
  #if CYTHON_COMPILING_IN_PYPY
  __pyx_memoryview___str__, /*tp_str*/
  #else
  0, /*tp_str*/
  #endif
  0, /*tp_getattro*/
  0, /*tp_setattro*/
  0, /*tp_as_buffer*/
  Py_TPFLAGS_DEFAULT|Py_TPFLAGS_HAVE_VERSION_TAG|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_BASETYPE|Py_TPFLAGS_HAVE_GC, /*tp_flags*/
  "Internal class for passing memoryview slices to Python", /*tp_doc*/
  __pyx_tp_traverse__memoryviewslice, /*tp_traverse*/
  __pyx_tp_clear__memoryviewslice, /*tp_clear*/
  0, /*tp_richcompare*/
  0, /*tp_weaklistoffset*/
  0, /*tp_iter*/
  0, /*tp_iternext*/
  __pyx_methods__memoryviewslice, /*tp_methods*/
  0, /*tp_members*/
  __pyx_getsets__memoryviewslice, /*tp_getset*/
  0, /*tp_base*/
  0, /*tp_dict*/
  0, /*tp_descr_get*/
  0, /*tp_descr_set*/
  0, /*tp_dictoffset*/
  0, /*tp_init*/
  0, /*tp_alloc*/
  __pyx_tp_new__memoryviewslice, /*tp_new*/
  0, /*tp_free*/
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  __Pyx_GIVEREF(__pyx_tuple__12);
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  __Pyx_GIVEREF(__pyx_tuple__13);
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  /* "yt/geometry/selection_routines.pyx":613
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 *     def __hash__(self):
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  __Pyx_GOTREF(__pyx_tuple__15);
  __Pyx_GIVEREF(__pyx_tuple__15);
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  /* "yt/geometry/selection_routines.pyx":620
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  /* "yt/geometry/selection_routines.pyx":621
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  /* "yt/geometry/selection_routines.pyx":623
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  __pyx_tuple__19 = PyTuple_Pack(1, __pyx_n_s_ascii); if (unlikely(!__pyx_tuple__19)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 623; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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  /* "yt/geometry/selection_routines.pyx":712
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  /* "yt/geometry/selection_routines.pyx":713
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  __pyx_tuple__21 = PyTuple_Pack(1, __pyx_n_s_float64); if (unlikely(!__pyx_tuple__21)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 713; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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  /* "yt/geometry/selection_routines.pyx":1181
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  /* "yt/geometry/selection_routines.pyx":1276
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  /* "yt/geometry/selection_routines.pyx":1394
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 *     @cython.boundscheck(False)
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  __Pyx_GIVEREF(__pyx_tuple__25);
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  /* "yt/geometry/selection_routines.pyx":1460
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  /* "yt/geometry/selection_routines.pyx":1461
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  /* "yt/geometry/selection_routines.pyx":1576
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 *     @cython.boundscheck(False)
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  /* "yt/geometry/selection_routines.pyx":1584
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 *     def _hash_vals(self):
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  /* "yt/geometry/selection_routines.pyx":1709
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 *     @cython.boundscheck(False)
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 *     def _hash_vals(self):
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 * always_selector = AlwaysSelector
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  /* "View.MemoryView":132
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  /* "View.MemoryView":144
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  /* "View.MemoryView":172
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 *             if self.dtype_is_object:
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  __pyx_vtabptr_2yt_8geometry_18selection_routines_SelectorObject = &__pyx_vtable_2yt_8geometry_18selection_routines_SelectorObject;
  __pyx_vtable_2yt_8geometry_18selection_routines_SelectorObject.recursively_visit_octs = (void (*)(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, struct __pyx_t_2yt_8geometry_12oct_visitors_Oct *, __pyx_t_5numpy_float64_t *, __pyx_t_5numpy_float64_t *, int, __pyx_t_2yt_8geometry_12oct_visitors_oct_visitor_function *, struct __pyx_t_2yt_8geometry_12oct_visitors_OctVisitorData *, struct __pyx_opt_args_2yt_8geometry_18selection_routines_14SelectorObject_recursively_visit_octs *__pyx_optional_args))__pyx_f_2yt_8geometry_18selection_routines_14SelectorObject_recursively_visit_octs;
  __pyx_vtable_2yt_8geometry_18selection_routines_SelectorObject.visit_oct_cells = (void (*)(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, struct __pyx_t_2yt_8geometry_12oct_visitors_OctVisitorData *, struct __pyx_t_2yt_8geometry_12oct_visitors_Oct *, struct __pyx_t_2yt_8geometry_12oct_visitors_Oct *, __pyx_t_5numpy_float64_t *, __pyx_t_5numpy_float64_t *, __pyx_t_2yt_8geometry_12oct_visitors_oct_visitor_function *, int, int, int))__pyx_f_2yt_8geometry_18selection_routines_14SelectorObject_visit_oct_cells;
  __pyx_vtable_2yt_8geometry_18selection_routines_SelectorObject.select_grid = (int (*)(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, __pyx_t_5numpy_float64_t *, __pyx_t_5numpy_float64_t *, __pyx_t_5numpy_int32_t, struct __pyx_opt_args_2yt_8geometry_18selection_routines_14SelectorObject_select_grid *__pyx_optional_args))__pyx_f_2yt_8geometry_18selection_routines_14SelectorObject_select_grid;
  __pyx_vtable_2yt_8geometry_18selection_routines_SelectorObject.select_cell = (int (*)(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, __pyx_t_5numpy_float64_t *, __pyx_t_5numpy_float64_t *))__pyx_f_2yt_8geometry_18selection_routines_14SelectorObject_select_cell;
  __pyx_vtable_2yt_8geometry_18selection_routines_SelectorObject.select_point = (int (*)(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, __pyx_t_5numpy_float64_t *))__pyx_f_2yt_8geometry_18selection_routines_14SelectorObject_select_point;
  __pyx_vtable_2yt_8geometry_18selection_routines_SelectorObject.select_sphere = (int (*)(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, __pyx_t_5numpy_float64_t *, __pyx_t_5numpy_float64_t))__pyx_f_2yt_8geometry_18selection_routines_14SelectorObject_select_sphere;
  __pyx_vtable_2yt_8geometry_18selection_routines_SelectorObject.select_bbox = (int (*)(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, __pyx_t_5numpy_float64_t *, __pyx_t_5numpy_float64_t *))__pyx_f_2yt_8geometry_18selection_routines_14SelectorObject_select_bbox;
  __pyx_vtable_2yt_8geometry_18selection_routines_SelectorObject.fill_mask_selector = (int (*)(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, __pyx_t_5numpy_float64_t *, __pyx_t_5numpy_float64_t *, __pyx_t_5numpy_float64_t *, int *, PyArrayObject *, PyArrayObject *, int))__pyx_f_2yt_8geometry_18selection_routines_14SelectorObject_fill_mask_selector;
  __pyx_vtable_2yt_8geometry_18selection_routines_SelectorObject.visit_grid_cells = (void (*)(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, struct __pyx_t_2yt_8geometry_13grid_visitors_GridVisitorData *, __pyx_t_2yt_8geometry_13grid_visitors_grid_visitor_function *, struct __pyx_opt_args_2yt_8geometry_18selection_routines_14SelectorObject_visit_grid_cells *__pyx_optional_args))__pyx_f_2yt_8geometry_18selection_routines_14SelectorObject_visit_grid_cells;
  __pyx_vtable_2yt_8geometry_18selection_routines_SelectorObject.difference = (__pyx_t_5numpy_float64_t (*)(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, __pyx_t_5numpy_float64_t, __pyx_t_5numpy_float64_t, int))__pyx_f_2yt_8geometry_18selection_routines_14SelectorObject_difference;
  if (PyType_Ready(&__pyx_type_2yt_8geometry_18selection_routines_SelectorObject) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 119; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __pyx_type_2yt_8geometry_18selection_routines_SelectorObject.tp_print = 0;
  if (__Pyx_SetVtable(__pyx_type_2yt_8geometry_18selection_routines_SelectorObject.tp_dict, __pyx_vtabptr_2yt_8geometry_18selection_routines_SelectorObject) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 119; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  if (PyObject_SetAttrString(__pyx_m, "SelectorObject", (PyObject *)&__pyx_type_2yt_8geometry_18selection_routines_SelectorObject) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 119; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __pyx_ptype_2yt_8geometry_18selection_routines_SelectorObject = &__pyx_type_2yt_8geometry_18selection_routines_SelectorObject;
  __pyx_vtabptr_2yt_8geometry_18selection_routines_AlwaysSelector = &__pyx_vtable_2yt_8geometry_18selection_routines_AlwaysSelector;
  __pyx_vtable_2yt_8geometry_18selection_routines_AlwaysSelector.__pyx_base = *__pyx_vtabptr_2yt_8geometry_18selection_routines_SelectorObject;
  __pyx_vtable_2yt_8geometry_18selection_routines_AlwaysSelector.__pyx_base.select_grid = (int (*)(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, __pyx_t_5numpy_float64_t *, __pyx_t_5numpy_float64_t *, __pyx_t_5numpy_int32_t, struct __pyx_opt_args_2yt_8geometry_18selection_routines_14SelectorObject_select_grid *__pyx_optional_args))__pyx_f_2yt_8geometry_18selection_routines_14AlwaysSelector_select_grid;
  __pyx_vtable_2yt_8geometry_18selection_routines_AlwaysSelector.__pyx_base.select_cell = (int (*)(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, __pyx_t_5numpy_float64_t *, __pyx_t_5numpy_float64_t *))__pyx_f_2yt_8geometry_18selection_routines_14AlwaysSelector_select_cell;
  __pyx_vtable_2yt_8geometry_18selection_routines_AlwaysSelector.__pyx_base.select_point = (int (*)(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, __pyx_t_5numpy_float64_t *))__pyx_f_2yt_8geometry_18selection_routines_14AlwaysSelector_select_point;
  __pyx_vtable_2yt_8geometry_18selection_routines_AlwaysSelector.__pyx_base.select_sphere = (int (*)(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, __pyx_t_5numpy_float64_t *, __pyx_t_5numpy_float64_t))__pyx_f_2yt_8geometry_18selection_routines_14AlwaysSelector_select_sphere;
  __pyx_vtable_2yt_8geometry_18selection_routines_AlwaysSelector.__pyx_base.select_bbox = (int (*)(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, __pyx_t_5numpy_float64_t *, __pyx_t_5numpy_float64_t *))__pyx_f_2yt_8geometry_18selection_routines_14AlwaysSelector_select_bbox;
  __pyx_type_2yt_8geometry_18selection_routines_AlwaysSelector.tp_base = __pyx_ptype_2yt_8geometry_18selection_routines_SelectorObject;
  if (PyType_Ready(&__pyx_type_2yt_8geometry_18selection_routines_AlwaysSelector) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 1870; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __pyx_type_2yt_8geometry_18selection_routines_AlwaysSelector.tp_print = 0;
  if (__Pyx_SetVtable(__pyx_type_2yt_8geometry_18selection_routines_AlwaysSelector.tp_dict, __pyx_vtabptr_2yt_8geometry_18selection_routines_AlwaysSelector) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 1870; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  if (PyObject_SetAttrString(__pyx_m, "AlwaysSelector", (PyObject *)&__pyx_type_2yt_8geometry_18selection_routines_AlwaysSelector) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 1870; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __pyx_ptype_2yt_8geometry_18selection_routines_AlwaysSelector = &__pyx_type_2yt_8geometry_18selection_routines_AlwaysSelector;
  __pyx_vtabptr_2yt_8geometry_18selection_routines_OctreeSubsetSelector = &__pyx_vtable_2yt_8geometry_18selection_routines_OctreeSubsetSelector;
  __pyx_vtable_2yt_8geometry_18selection_routines_OctreeSubsetSelector.__pyx_base = *__pyx_vtabptr_2yt_8geometry_18selection_routines_SelectorObject;
  __pyx_vtable_2yt_8geometry_18selection_routines_OctreeSubsetSelector.__pyx_base.select_grid = (int (*)(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, __pyx_t_5numpy_float64_t *, __pyx_t_5numpy_float64_t *, __pyx_t_5numpy_int32_t, struct __pyx_opt_args_2yt_8geometry_18selection_routines_14SelectorObject_select_grid *__pyx_optional_args))__pyx_f_2yt_8geometry_18selection_routines_20OctreeSubsetSelector_select_grid;
  __pyx_vtable_2yt_8geometry_18selection_routines_OctreeSubsetSelector.__pyx_base.select_cell = (int (*)(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, __pyx_t_5numpy_float64_t *, __pyx_t_5numpy_float64_t *))__pyx_f_2yt_8geometry_18selection_routines_20OctreeSubsetSelector_select_cell;
  __pyx_vtable_2yt_8geometry_18selection_routines_OctreeSubsetSelector.__pyx_base.select_point = (int (*)(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, __pyx_t_5numpy_float64_t *))__pyx_f_2yt_8geometry_18selection_routines_20OctreeSubsetSelector_select_point;
  __pyx_vtable_2yt_8geometry_18selection_routines_OctreeSubsetSelector.__pyx_base.select_sphere = (int (*)(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, __pyx_t_5numpy_float64_t *, __pyx_t_5numpy_float64_t))__pyx_f_2yt_8geometry_18selection_routines_20OctreeSubsetSelector_select_sphere;
  __pyx_vtable_2yt_8geometry_18selection_routines_OctreeSubsetSelector.__pyx_base.select_bbox = (int (*)(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, __pyx_t_5numpy_float64_t *, __pyx_t_5numpy_float64_t *))__pyx_f_2yt_8geometry_18selection_routines_20OctreeSubsetSelector_select_bbox;
  __pyx_type_2yt_8geometry_18selection_routines_OctreeSubsetSelector.tp_base = __pyx_ptype_2yt_8geometry_18selection_routines_SelectorObject;
  if (PyType_Ready(&__pyx_type_2yt_8geometry_18selection_routines_OctreeSubsetSelector) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 1732; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __pyx_type_2yt_8geometry_18selection_routines_OctreeSubsetSelector.tp_print = 0;
  if (__Pyx_SetVtable(__pyx_type_2yt_8geometry_18selection_routines_OctreeSubsetSelector.tp_dict, __pyx_vtabptr_2yt_8geometry_18selection_routines_OctreeSubsetSelector) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 1732; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  if (PyObject_SetAttrString(__pyx_m, "OctreeSubsetSelector", (PyObject *)&__pyx_type_2yt_8geometry_18selection_routines_OctreeSubsetSelector) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 1732; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __pyx_ptype_2yt_8geometry_18selection_routines_OctreeSubsetSelector = &__pyx_type_2yt_8geometry_18selection_routines_OctreeSubsetSelector;
  __pyx_vtabptr_2yt_8geometry_18selection_routines_PointSelector = &__pyx_vtable_2yt_8geometry_18selection_routines_PointSelector;
  __pyx_vtable_2yt_8geometry_18selection_routines_PointSelector.__pyx_base = *__pyx_vtabptr_2yt_8geometry_18selection_routines_SelectorObject;
  __pyx_vtable_2yt_8geometry_18selection_routines_PointSelector.__pyx_base.select_cell = (int (*)(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, __pyx_t_5numpy_float64_t *, __pyx_t_5numpy_float64_t *))__pyx_f_2yt_8geometry_18selection_routines_13PointSelector_select_cell;
  __pyx_vtable_2yt_8geometry_18selection_routines_PointSelector.__pyx_base.select_sphere = (int (*)(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, __pyx_t_5numpy_float64_t *, __pyx_t_5numpy_float64_t))__pyx_f_2yt_8geometry_18selection_routines_13PointSelector_select_sphere;
  __pyx_vtable_2yt_8geometry_18selection_routines_PointSelector.__pyx_base.select_bbox = (int (*)(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, __pyx_t_5numpy_float64_t *, __pyx_t_5numpy_float64_t *))__pyx_f_2yt_8geometry_18selection_routines_13PointSelector_select_bbox;
  __pyx_type_2yt_8geometry_18selection_routines_PointSelector.tp_base = __pyx_ptype_2yt_8geometry_18selection_routines_SelectorObject;
  if (PyType_Ready(&__pyx_type_2yt_8geometry_18selection_routines_PointSelector) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 641; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __pyx_type_2yt_8geometry_18selection_routines_PointSelector.tp_print = 0;
  if (__Pyx_SetVtable(__pyx_type_2yt_8geometry_18selection_routines_PointSelector.tp_dict, __pyx_vtabptr_2yt_8geometry_18selection_routines_PointSelector) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 641; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  if (PyObject_SetAttrString(__pyx_m, "PointSelector", (PyObject *)&__pyx_type_2yt_8geometry_18selection_routines_PointSelector) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 641; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __pyx_ptype_2yt_8geometry_18selection_routines_PointSelector = &__pyx_type_2yt_8geometry_18selection_routines_PointSelector;
  __pyx_vtabptr_2yt_8geometry_18selection_routines_SphereSelector = &__pyx_vtable_2yt_8geometry_18selection_routines_SphereSelector;
  __pyx_vtable_2yt_8geometry_18selection_routines_SphereSelector.__pyx_base = *__pyx_vtabptr_2yt_8geometry_18selection_routines_SelectorObject;
  __pyx_vtable_2yt_8geometry_18selection_routines_SphereSelector.__pyx_base.select_cell = (int (*)(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, __pyx_t_5numpy_float64_t *, __pyx_t_5numpy_float64_t *))__pyx_f_2yt_8geometry_18selection_routines_14SphereSelector_select_cell;
  __pyx_vtable_2yt_8geometry_18selection_routines_SphereSelector.__pyx_base.select_point = (int (*)(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, __pyx_t_5numpy_float64_t *))__pyx_f_2yt_8geometry_18selection_routines_14SphereSelector_select_point;
  __pyx_vtable_2yt_8geometry_18selection_routines_SphereSelector.__pyx_base.select_sphere = (int (*)(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, __pyx_t_5numpy_float64_t *, __pyx_t_5numpy_float64_t))__pyx_f_2yt_8geometry_18selection_routines_14SphereSelector_select_sphere;
  __pyx_vtable_2yt_8geometry_18selection_routines_SphereSelector.__pyx_base.select_bbox = (int (*)(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, __pyx_t_5numpy_float64_t *, __pyx_t_5numpy_float64_t *))__pyx_f_2yt_8geometry_18selection_routines_14SphereSelector_select_bbox;
  __pyx_type_2yt_8geometry_18selection_routines_SphereSelector.tp_base = __pyx_ptype_2yt_8geometry_18selection_routines_SelectorObject;
  if (PyType_Ready(&__pyx_type_2yt_8geometry_18selection_routines_SphereSelector) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 699; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __pyx_type_2yt_8geometry_18selection_routines_SphereSelector.tp_print = 0;
  if (__Pyx_SetVtable(__pyx_type_2yt_8geometry_18selection_routines_SphereSelector.tp_dict, __pyx_vtabptr_2yt_8geometry_18selection_routines_SphereSelector) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 699; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  if (PyObject_SetAttrString(__pyx_m, "SphereSelector", (PyObject *)&__pyx_type_2yt_8geometry_18selection_routines_SphereSelector) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 699; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __pyx_ptype_2yt_8geometry_18selection_routines_SphereSelector = &__pyx_type_2yt_8geometry_18selection_routines_SphereSelector;
  __pyx_vtabptr_2yt_8geometry_18selection_routines_RegionSelector = &__pyx_vtable_2yt_8geometry_18selection_routines_RegionSelector;
  __pyx_vtable_2yt_8geometry_18selection_routines_RegionSelector.__pyx_base = *__pyx_vtabptr_2yt_8geometry_18selection_routines_SelectorObject;
  __pyx_vtable_2yt_8geometry_18selection_routines_RegionSelector.__pyx_base.select_cell = (int (*)(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, __pyx_t_5numpy_float64_t *, __pyx_t_5numpy_float64_t *))__pyx_f_2yt_8geometry_18selection_routines_14RegionSelector_select_cell;
  __pyx_vtable_2yt_8geometry_18selection_routines_RegionSelector.__pyx_base.select_point = (int (*)(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, __pyx_t_5numpy_float64_t *))__pyx_f_2yt_8geometry_18selection_routines_14RegionSelector_select_point;
  __pyx_vtable_2yt_8geometry_18selection_routines_RegionSelector.__pyx_base.select_bbox = (int (*)(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, __pyx_t_5numpy_float64_t *, __pyx_t_5numpy_float64_t *))__pyx_f_2yt_8geometry_18selection_routines_14RegionSelector_select_bbox;
  __pyx_type_2yt_8geometry_18selection_routines_RegionSelector.tp_base = __pyx_ptype_2yt_8geometry_18selection_routines_SelectorObject;
  if (PyType_Ready(&__pyx_type_2yt_8geometry_18selection_routines_RegionSelector) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 803; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __pyx_type_2yt_8geometry_18selection_routines_RegionSelector.tp_print = 0;
  if (__Pyx_SetVtable(__pyx_type_2yt_8geometry_18selection_routines_RegionSelector.tp_dict, __pyx_vtabptr_2yt_8geometry_18selection_routines_RegionSelector) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 803; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  if (PyObject_SetAttrString(__pyx_m, "RegionSelector", (PyObject *)&__pyx_type_2yt_8geometry_18selection_routines_RegionSelector) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 803; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __pyx_ptype_2yt_8geometry_18selection_routines_RegionSelector = &__pyx_type_2yt_8geometry_18selection_routines_RegionSelector;
  __pyx_vtabptr_2yt_8geometry_18selection_routines_CutRegionSelector = &__pyx_vtable_2yt_8geometry_18selection_routines_CutRegionSelector;
  __pyx_vtable_2yt_8geometry_18selection_routines_CutRegionSelector.__pyx_base = *__pyx_vtabptr_2yt_8geometry_18selection_routines_SelectorObject;
  __pyx_vtable_2yt_8geometry_18selection_routines_CutRegionSelector.__pyx_base.select_cell = (int (*)(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, __pyx_t_5numpy_float64_t *, __pyx_t_5numpy_float64_t *))__pyx_f_2yt_8geometry_18selection_routines_17CutRegionSelector_select_cell;
  __pyx_vtable_2yt_8geometry_18selection_routines_CutRegionSelector.__pyx_base.select_point = (int (*)(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, __pyx_t_5numpy_float64_t *))__pyx_f_2yt_8geometry_18selection_routines_17CutRegionSelector_select_point;
  __pyx_vtable_2yt_8geometry_18selection_routines_CutRegionSelector.__pyx_base.select_sphere = (int (*)(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, __pyx_t_5numpy_float64_t *, __pyx_t_5numpy_float64_t))__pyx_f_2yt_8geometry_18selection_routines_17CutRegionSelector_select_sphere;
  __pyx_vtable_2yt_8geometry_18selection_routines_CutRegionSelector.__pyx_base.select_bbox = (int (*)(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, __pyx_t_5numpy_float64_t *, __pyx_t_5numpy_float64_t *))__pyx_f_2yt_8geometry_18selection_routines_17CutRegionSelector_select_bbox;
  __pyx_type_2yt_8geometry_18selection_routines_CutRegionSelector.tp_base = __pyx_ptype_2yt_8geometry_18selection_routines_SelectorObject;
  if (PyType_Ready(&__pyx_type_2yt_8geometry_18selection_routines_CutRegionSelector) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 903; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __pyx_type_2yt_8geometry_18selection_routines_CutRegionSelector.tp_print = 0;
  if (__Pyx_SetVtable(__pyx_type_2yt_8geometry_18selection_routines_CutRegionSelector.tp_dict, __pyx_vtabptr_2yt_8geometry_18selection_routines_CutRegionSelector) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 903; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  if (PyObject_SetAttrString(__pyx_m, "CutRegionSelector", (PyObject *)&__pyx_type_2yt_8geometry_18selection_routines_CutRegionSelector) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 903; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __pyx_ptype_2yt_8geometry_18selection_routines_CutRegionSelector = &__pyx_type_2yt_8geometry_18selection_routines_CutRegionSelector;
  __pyx_vtabptr_2yt_8geometry_18selection_routines_DiskSelector = &__pyx_vtable_2yt_8geometry_18selection_routines_DiskSelector;
  __pyx_vtable_2yt_8geometry_18selection_routines_DiskSelector.__pyx_base = *__pyx_vtabptr_2yt_8geometry_18selection_routines_SelectorObject;
  __pyx_vtable_2yt_8geometry_18selection_routines_DiskSelector.__pyx_base.select_cell = (int (*)(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, __pyx_t_5numpy_float64_t *, __pyx_t_5numpy_float64_t *))__pyx_f_2yt_8geometry_18selection_routines_12DiskSelector_select_cell;
  __pyx_vtable_2yt_8geometry_18selection_routines_DiskSelector.__pyx_base.select_point = (int (*)(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, __pyx_t_5numpy_float64_t *))__pyx_f_2yt_8geometry_18selection_routines_12DiskSelector_select_point;
  __pyx_vtable_2yt_8geometry_18selection_routines_DiskSelector.__pyx_base.select_sphere = (int (*)(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, __pyx_t_5numpy_float64_t *, __pyx_t_5numpy_float64_t))__pyx_f_2yt_8geometry_18selection_routines_12DiskSelector_select_sphere;
  __pyx_vtable_2yt_8geometry_18selection_routines_DiskSelector.__pyx_base.select_bbox = (int (*)(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, __pyx_t_5numpy_float64_t *, __pyx_t_5numpy_float64_t *))__pyx_f_2yt_8geometry_18selection_routines_12DiskSelector_select_bbox;
  __pyx_type_2yt_8geometry_18selection_routines_DiskSelector.tp_base = __pyx_ptype_2yt_8geometry_18selection_routines_SelectorObject;
  if (PyType_Ready(&__pyx_type_2yt_8geometry_18selection_routines_DiskSelector) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 937; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __pyx_type_2yt_8geometry_18selection_routines_DiskSelector.tp_print = 0;
  if (__Pyx_SetVtable(__pyx_type_2yt_8geometry_18selection_routines_DiskSelector.tp_dict, __pyx_vtabptr_2yt_8geometry_18selection_routines_DiskSelector) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 937; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  if (PyObject_SetAttrString(__pyx_m, "DiskSelector", (PyObject *)&__pyx_type_2yt_8geometry_18selection_routines_DiskSelector) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 937; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __pyx_ptype_2yt_8geometry_18selection_routines_DiskSelector = &__pyx_type_2yt_8geometry_18selection_routines_DiskSelector;
  __pyx_vtabptr_2yt_8geometry_18selection_routines_CuttingPlaneSelector = &__pyx_vtable_2yt_8geometry_18selection_routines_CuttingPlaneSelector;
  __pyx_vtable_2yt_8geometry_18selection_routines_CuttingPlaneSelector.__pyx_base = *__pyx_vtabptr_2yt_8geometry_18selection_routines_SelectorObject;
  __pyx_vtable_2yt_8geometry_18selection_routines_CuttingPlaneSelector.__pyx_base.select_cell = (int (*)(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, __pyx_t_5numpy_float64_t *, __pyx_t_5numpy_float64_t *))__pyx_f_2yt_8geometry_18selection_routines_20CuttingPlaneSelector_select_cell;
  __pyx_vtable_2yt_8geometry_18selection_routines_CuttingPlaneSelector.__pyx_base.select_point = (int (*)(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, __pyx_t_5numpy_float64_t *))__pyx_f_2yt_8geometry_18selection_routines_20CuttingPlaneSelector_select_point;
  __pyx_vtable_2yt_8geometry_18selection_routines_CuttingPlaneSelector.__pyx_base.select_sphere = (int (*)(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, __pyx_t_5numpy_float64_t *, __pyx_t_5numpy_float64_t))__pyx_f_2yt_8geometry_18selection_routines_20CuttingPlaneSelector_select_sphere;
  __pyx_vtable_2yt_8geometry_18selection_routines_CuttingPlaneSelector.__pyx_base.select_bbox = (int (*)(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, __pyx_t_5numpy_float64_t *, __pyx_t_5numpy_float64_t *))__pyx_f_2yt_8geometry_18selection_routines_20CuttingPlaneSelector_select_bbox;
  __pyx_type_2yt_8geometry_18selection_routines_CuttingPlaneSelector.tp_base = __pyx_ptype_2yt_8geometry_18selection_routines_SelectorObject;
  if (PyType_Ready(&__pyx_type_2yt_8geometry_18selection_routines_CuttingPlaneSelector) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 1051; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __pyx_type_2yt_8geometry_18selection_routines_CuttingPlaneSelector.tp_print = 0;
  if (__Pyx_SetVtable(__pyx_type_2yt_8geometry_18selection_routines_CuttingPlaneSelector.tp_dict, __pyx_vtabptr_2yt_8geometry_18selection_routines_CuttingPlaneSelector) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 1051; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  if (PyObject_SetAttrString(__pyx_m, "CuttingPlaneSelector", (PyObject *)&__pyx_type_2yt_8geometry_18selection_routines_CuttingPlaneSelector) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 1051; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __pyx_ptype_2yt_8geometry_18selection_routines_CuttingPlaneSelector = &__pyx_type_2yt_8geometry_18selection_routines_CuttingPlaneSelector;
  __pyx_vtabptr_2yt_8geometry_18selection_routines_SliceSelector = &__pyx_vtable_2yt_8geometry_18selection_routines_SliceSelector;
  __pyx_vtable_2yt_8geometry_18selection_routines_SliceSelector.__pyx_base = *__pyx_vtabptr_2yt_8geometry_18selection_routines_SelectorObject;
  __pyx_vtable_2yt_8geometry_18selection_routines_SliceSelector.__pyx_base.select_cell = (int (*)(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, __pyx_t_5numpy_float64_t *, __pyx_t_5numpy_float64_t *))__pyx_f_2yt_8geometry_18selection_routines_13SliceSelector_select_cell;
  __pyx_vtable_2yt_8geometry_18selection_routines_SliceSelector.__pyx_base.select_point = (int (*)(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, __pyx_t_5numpy_float64_t *))__pyx_f_2yt_8geometry_18selection_routines_13SliceSelector_select_point;
  __pyx_vtable_2yt_8geometry_18selection_routines_SliceSelector.__pyx_base.select_sphere = (int (*)(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, __pyx_t_5numpy_float64_t *, __pyx_t_5numpy_float64_t))__pyx_f_2yt_8geometry_18selection_routines_13SliceSelector_select_sphere;
  __pyx_vtable_2yt_8geometry_18selection_routines_SliceSelector.__pyx_base.select_bbox = (int (*)(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, __pyx_t_5numpy_float64_t *, __pyx_t_5numpy_float64_t *))__pyx_f_2yt_8geometry_18selection_routines_13SliceSelector_select_bbox;
  __pyx_type_2yt_8geometry_18selection_routines_SliceSelector.tp_base = __pyx_ptype_2yt_8geometry_18selection_routines_SelectorObject;
  if (PyType_Ready(&__pyx_type_2yt_8geometry_18selection_routines_SliceSelector) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 1131; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __pyx_type_2yt_8geometry_18selection_routines_SliceSelector.tp_print = 0;
  if (__Pyx_SetVtable(__pyx_type_2yt_8geometry_18selection_routines_SliceSelector.tp_dict, __pyx_vtabptr_2yt_8geometry_18selection_routines_SliceSelector) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 1131; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  if (PyObject_SetAttrString(__pyx_m, "SliceSelector", (PyObject *)&__pyx_type_2yt_8geometry_18selection_routines_SliceSelector) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 1131; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __pyx_ptype_2yt_8geometry_18selection_routines_SliceSelector = &__pyx_type_2yt_8geometry_18selection_routines_SliceSelector;
  __pyx_vtabptr_2yt_8geometry_18selection_routines_OrthoRaySelector = &__pyx_vtable_2yt_8geometry_18selection_routines_OrthoRaySelector;
  __pyx_vtable_2yt_8geometry_18selection_routines_OrthoRaySelector.__pyx_base = *__pyx_vtabptr_2yt_8geometry_18selection_routines_SelectorObject;
  __pyx_vtable_2yt_8geometry_18selection_routines_OrthoRaySelector.__pyx_base.select_cell = (int (*)(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, __pyx_t_5numpy_float64_t *, __pyx_t_5numpy_float64_t *))__pyx_f_2yt_8geometry_18selection_routines_16OrthoRaySelector_select_cell;
  __pyx_vtable_2yt_8geometry_18selection_routines_OrthoRaySelector.__pyx_base.select_point = (int (*)(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, __pyx_t_5numpy_float64_t *))__pyx_f_2yt_8geometry_18selection_routines_16OrthoRaySelector_select_point;
  __pyx_vtable_2yt_8geometry_18selection_routines_OrthoRaySelector.__pyx_base.select_sphere = (int (*)(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, __pyx_t_5numpy_float64_t *, __pyx_t_5numpy_float64_t))__pyx_f_2yt_8geometry_18selection_routines_16OrthoRaySelector_select_sphere;
  __pyx_vtable_2yt_8geometry_18selection_routines_OrthoRaySelector.__pyx_base.select_bbox = (int (*)(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, __pyx_t_5numpy_float64_t *, __pyx_t_5numpy_float64_t *))__pyx_f_2yt_8geometry_18selection_routines_16OrthoRaySelector_select_bbox;
  __pyx_type_2yt_8geometry_18selection_routines_OrthoRaySelector.tp_base = __pyx_ptype_2yt_8geometry_18selection_routines_SelectorObject;
  if (PyType_Ready(&__pyx_type_2yt_8geometry_18selection_routines_OrthoRaySelector) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 1220; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __pyx_type_2yt_8geometry_18selection_routines_OrthoRaySelector.tp_print = 0;
  if (__Pyx_SetVtable(__pyx_type_2yt_8geometry_18selection_routines_OrthoRaySelector.tp_dict, __pyx_vtabptr_2yt_8geometry_18selection_routines_OrthoRaySelector) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 1220; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  if (PyObject_SetAttrString(__pyx_m, "OrthoRaySelector", (PyObject *)&__pyx_type_2yt_8geometry_18selection_routines_OrthoRaySelector) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 1220; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __pyx_ptype_2yt_8geometry_18selection_routines_OrthoRaySelector = &__pyx_type_2yt_8geometry_18selection_routines_OrthoRaySelector;
  __pyx_vtabptr_2yt_8geometry_18selection_routines_RaySelector = &__pyx_vtable_2yt_8geometry_18selection_routines_RaySelector;
  __pyx_vtable_2yt_8geometry_18selection_routines_RaySelector.__pyx_base = *__pyx_vtabptr_2yt_8geometry_18selection_routines_SelectorObject;
  __pyx_vtable_2yt_8geometry_18selection_routines_RaySelector.__pyx_base.select_cell = (int (*)(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, __pyx_t_5numpy_float64_t *, __pyx_t_5numpy_float64_t *))__pyx_f_2yt_8geometry_18selection_routines_11RaySelector_select_cell;
  __pyx_vtable_2yt_8geometry_18selection_routines_RaySelector.__pyx_base.select_point = (int (*)(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, __pyx_t_5numpy_float64_t *))__pyx_f_2yt_8geometry_18selection_routines_11RaySelector_select_point;
  __pyx_vtable_2yt_8geometry_18selection_routines_RaySelector.__pyx_base.select_sphere = (int (*)(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, __pyx_t_5numpy_float64_t *, __pyx_t_5numpy_float64_t))__pyx_f_2yt_8geometry_18selection_routines_11RaySelector_select_sphere;
  __pyx_vtable_2yt_8geometry_18selection_routines_RaySelector.__pyx_base.select_bbox = (int (*)(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, __pyx_t_5numpy_float64_t *, __pyx_t_5numpy_float64_t *))__pyx_f_2yt_8geometry_18selection_routines_11RaySelector_select_bbox;
  __pyx_type_2yt_8geometry_18selection_routines_RaySelector.tp_base = __pyx_ptype_2yt_8geometry_18selection_routines_SelectorObject;
  if (PyType_Ready(&__pyx_type_2yt_8geometry_18selection_routines_RaySelector) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 1344; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __pyx_type_2yt_8geometry_18selection_routines_RaySelector.tp_print = 0;
  if (__Pyx_SetVtable(__pyx_type_2yt_8geometry_18selection_routines_RaySelector.tp_dict, __pyx_vtabptr_2yt_8geometry_18selection_routines_RaySelector) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 1344; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  if (PyObject_SetAttrString(__pyx_m, "RaySelector", (PyObject *)&__pyx_type_2yt_8geometry_18selection_routines_RaySelector) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 1344; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __pyx_ptype_2yt_8geometry_18selection_routines_RaySelector = &__pyx_type_2yt_8geometry_18selection_routines_RaySelector;
  __pyx_vtabptr_2yt_8geometry_18selection_routines_DataCollectionSelector = &__pyx_vtable_2yt_8geometry_18selection_routines_DataCollectionSelector;
  __pyx_vtable_2yt_8geometry_18selection_routines_DataCollectionSelector.__pyx_base = *__pyx_vtabptr_2yt_8geometry_18selection_routines_SelectorObject;
  __pyx_type_2yt_8geometry_18selection_routines_DataCollectionSelector.tp_base = __pyx_ptype_2yt_8geometry_18selection_routines_SelectorObject;
  if (PyType_Ready(&__pyx_type_2yt_8geometry_18selection_routines_DataCollectionSelector) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 1554; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __pyx_type_2yt_8geometry_18selection_routines_DataCollectionSelector.tp_print = 0;
  if (__Pyx_SetVtable(__pyx_type_2yt_8geometry_18selection_routines_DataCollectionSelector.tp_dict, __pyx_vtabptr_2yt_8geometry_18selection_routines_DataCollectionSelector) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 1554; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  if (PyObject_SetAttrString(__pyx_m, "DataCollectionSelector", (PyObject *)&__pyx_type_2yt_8geometry_18selection_routines_DataCollectionSelector) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 1554; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __pyx_ptype_2yt_8geometry_18selection_routines_DataCollectionSelector = &__pyx_type_2yt_8geometry_18selection_routines_DataCollectionSelector;
  __pyx_vtabptr_2yt_8geometry_18selection_routines_EllipsoidSelector = &__pyx_vtable_2yt_8geometry_18selection_routines_EllipsoidSelector;
  __pyx_vtable_2yt_8geometry_18selection_routines_EllipsoidSelector.__pyx_base = *__pyx_vtabptr_2yt_8geometry_18selection_routines_SelectorObject;
  __pyx_vtable_2yt_8geometry_18selection_routines_EllipsoidSelector.__pyx_base.select_cell = (int (*)(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, __pyx_t_5numpy_float64_t *, __pyx_t_5numpy_float64_t *))__pyx_f_2yt_8geometry_18selection_routines_17EllipsoidSelector_select_cell;
  __pyx_vtable_2yt_8geometry_18selection_routines_EllipsoidSelector.__pyx_base.select_point = (int (*)(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, __pyx_t_5numpy_float64_t *))__pyx_f_2yt_8geometry_18selection_routines_17EllipsoidSelector_select_point;
  __pyx_vtable_2yt_8geometry_18selection_routines_EllipsoidSelector.__pyx_base.select_sphere = (int (*)(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, __pyx_t_5numpy_float64_t *, __pyx_t_5numpy_float64_t))__pyx_f_2yt_8geometry_18selection_routines_17EllipsoidSelector_select_sphere;
  __pyx_vtable_2yt_8geometry_18selection_routines_EllipsoidSelector.__pyx_base.select_bbox = (int (*)(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, __pyx_t_5numpy_float64_t *, __pyx_t_5numpy_float64_t *))__pyx_f_2yt_8geometry_18selection_routines_17EllipsoidSelector_select_bbox;
  __pyx_type_2yt_8geometry_18selection_routines_EllipsoidSelector.tp_base = __pyx_ptype_2yt_8geometry_18selection_routines_SelectorObject;
  if (PyType_Ready(&__pyx_type_2yt_8geometry_18selection_routines_EllipsoidSelector) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 1591; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __pyx_type_2yt_8geometry_18selection_routines_EllipsoidSelector.tp_print = 0;
  if (__Pyx_SetVtable(__pyx_type_2yt_8geometry_18selection_routines_EllipsoidSelector.tp_dict, __pyx_vtabptr_2yt_8geometry_18selection_routines_EllipsoidSelector) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 1591; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  if (PyObject_SetAttrString(__pyx_m, "EllipsoidSelector", (PyObject *)&__pyx_type_2yt_8geometry_18selection_routines_EllipsoidSelector) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 1591; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __pyx_ptype_2yt_8geometry_18selection_routines_EllipsoidSelector = &__pyx_type_2yt_8geometry_18selection_routines_EllipsoidSelector;
  __pyx_vtabptr_2yt_8geometry_18selection_routines_GridSelector = &__pyx_vtable_2yt_8geometry_18selection_routines_GridSelector;
  __pyx_vtable_2yt_8geometry_18selection_routines_GridSelector.__pyx_base = *__pyx_vtabptr_2yt_8geometry_18selection_routines_SelectorObject;
  __pyx_vtable_2yt_8geometry_18selection_routines_GridSelector.__pyx_base.select_cell = (int (*)(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, __pyx_t_5numpy_float64_t *, __pyx_t_5numpy_float64_t *))__pyx_f_2yt_8geometry_18selection_routines_12GridSelector_select_cell;
  __pyx_vtable_2yt_8geometry_18selection_routines_GridSelector.__pyx_base.select_point = (int (*)(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, __pyx_t_5numpy_float64_t *))__pyx_f_2yt_8geometry_18selection_routines_12GridSelector_select_point;
  __pyx_type_2yt_8geometry_18selection_routines_GridSelector.tp_base = __pyx_ptype_2yt_8geometry_18selection_routines_SelectorObject;
  if (PyType_Ready(&__pyx_type_2yt_8geometry_18selection_routines_GridSelector) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 1693; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __pyx_type_2yt_8geometry_18selection_routines_GridSelector.tp_print = 0;
  if (__Pyx_SetVtable(__pyx_type_2yt_8geometry_18selection_routines_GridSelector.tp_dict, __pyx_vtabptr_2yt_8geometry_18selection_routines_GridSelector) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 1693; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  if (PyObject_SetAttrString(__pyx_m, "GridSelector", (PyObject *)&__pyx_type_2yt_8geometry_18selection_routines_GridSelector) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 1693; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __pyx_ptype_2yt_8geometry_18selection_routines_GridSelector = &__pyx_type_2yt_8geometry_18selection_routines_GridSelector;
  __pyx_vtabptr_2yt_8geometry_18selection_routines_IndexedOctreeSubsetSelector = &__pyx_vtable_2yt_8geometry_18selection_routines_IndexedOctreeSubsetSelector;
  __pyx_vtable_2yt_8geometry_18selection_routines_IndexedOctreeSubsetSelector.__pyx_base = *__pyx_vtabptr_2yt_8geometry_18selection_routines_SelectorObject;
  __pyx_vtable_2yt_8geometry_18selection_routines_IndexedOctreeSubsetSelector.__pyx_base.select_grid = (int (*)(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, __pyx_t_5numpy_float64_t *, __pyx_t_5numpy_float64_t *, __pyx_t_5numpy_int32_t, struct __pyx_opt_args_2yt_8geometry_18selection_routines_14SelectorObject_select_grid *__pyx_optional_args))__pyx_f_2yt_8geometry_18selection_routines_27IndexedOctreeSubsetSelector_select_grid;
  __pyx_vtable_2yt_8geometry_18selection_routines_IndexedOctreeSubsetSelector.__pyx_base.select_cell = (int (*)(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, __pyx_t_5numpy_float64_t *, __pyx_t_5numpy_float64_t *))__pyx_f_2yt_8geometry_18selection_routines_27IndexedOctreeSubsetSelector_select_cell;
  __pyx_vtable_2yt_8geometry_18selection_routines_IndexedOctreeSubsetSelector.__pyx_base.select_point = (int (*)(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, __pyx_t_5numpy_float64_t *))__pyx_f_2yt_8geometry_18selection_routines_27IndexedOctreeSubsetSelector_select_point;
  __pyx_vtable_2yt_8geometry_18selection_routines_IndexedOctreeSubsetSelector.__pyx_base.select_sphere = (int (*)(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, __pyx_t_5numpy_float64_t *, __pyx_t_5numpy_float64_t))__pyx_f_2yt_8geometry_18selection_routines_27IndexedOctreeSubsetSelector_select_sphere;
  __pyx_vtable_2yt_8geometry_18selection_routines_IndexedOctreeSubsetSelector.__pyx_base.select_bbox = (int (*)(struct __pyx_obj_2yt_8geometry_18selection_routines_SelectorObject *, __pyx_t_5numpy_float64_t *, __pyx_t_5numpy_float64_t *))__pyx_f_2yt_8geometry_18selection_routines_27IndexedOctreeSubsetSelector_select_bbox;
  __pyx_type_2yt_8geometry_18selection_routines_IndexedOctreeSubsetSelector.tp_base = __pyx_ptype_2yt_8geometry_18selection_routines_SelectorObject;
  if (PyType_Ready(&__pyx_type_2yt_8geometry_18selection_routines_IndexedOctreeSubsetSelector) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 1796; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __pyx_type_2yt_8geometry_18selection_routines_IndexedOctreeSubsetSelector.tp_print = 0;
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  switch (ch) {
    case '?': case 'c': case 'b': case 'B': case 's': case 'p': return 1;
    case 'h': case 'H': return sizeof(__Pyx_st_short) - sizeof(short);
    case 'i': case 'I': return sizeof(__Pyx_st_int) - sizeof(int);
    case 'l': case 'L': return sizeof(__Pyx_st_long) - sizeof(long);
#ifdef HAVE_LONG_LONG
    case 'q': case 'Q': return sizeof(__Pyx_st_longlong) - sizeof(PY_LONG_LONG);
#endif
    case 'f': return sizeof(__Pyx_st_float) - sizeof(float);
    case 'd': return sizeof(__Pyx_st_double) - sizeof(double);
    case 'g': return sizeof(__Pyx_st_longdouble) - sizeof(long double);
    case 'P': case 'O': return sizeof(__Pyx_st_void_p) - sizeof(void*);
    default:
      __Pyx_BufFmt_RaiseUnexpectedChar(ch);
      return 0;
    }
}
/* These are for computing the padding at the end of the struct to align
   on the first member of the struct. This will probably the same as above,
   but we don't have any guarantees.
 */
typedef struct { short x; char c; } __Pyx_pad_short;
typedef struct { int x; char c; } __Pyx_pad_int;
typedef struct { long x; char c; } __Pyx_pad_long;
typedef struct { float x; char c; } __Pyx_pad_float;
typedef struct { double x; char c; } __Pyx_pad_double;
typedef struct { long double x; char c; } __Pyx_pad_longdouble;
typedef struct { void *x; char c; } __Pyx_pad_void_p;
#ifdef HAVE_LONG_LONG
typedef struct { PY_LONG_LONG x; char c; } __Pyx_pad_longlong;
#endif
static size_t __Pyx_BufFmt_TypeCharToPadding(char ch, CYTHON_UNUSED int is_complex) {
  switch (ch) {
    case '?': case 'c': case 'b': case 'B': case 's': case 'p': return 1;
    case 'h': case 'H': return sizeof(__Pyx_pad_short) - sizeof(short);
    case 'i': case 'I': return sizeof(__Pyx_pad_int) - sizeof(int);
    case 'l': case 'L': return sizeof(__Pyx_pad_long) - sizeof(long);
#ifdef HAVE_LONG_LONG
    case 'q': case 'Q': return sizeof(__Pyx_pad_longlong) - sizeof(PY_LONG_LONG);
#endif
    case 'f': return sizeof(__Pyx_pad_float) - sizeof(float);
    case 'd': return sizeof(__Pyx_pad_double) - sizeof(double);
    case 'g': return sizeof(__Pyx_pad_longdouble) - sizeof(long double);
    case 'P': case 'O': return sizeof(__Pyx_pad_void_p) - sizeof(void*);
    default:
      __Pyx_BufFmt_RaiseUnexpectedChar(ch);
      return 0;
    }
}
static char __Pyx_BufFmt_TypeCharToGroup(char ch, int is_complex) {
  switch (ch) {
    case 'c':
        return 'H';
    case 'b': case 'h': case 'i':
    case 'l': case 'q': case 's': case 'p':
        return 'I';
    case 'B': case 'H': case 'I': case 'L': case 'Q':
        return 'U';
    case 'f': case 'd': case 'g':
        return (is_complex ? 'C' : 'R');
    case 'O':
        return 'O';
    case 'P':
        return 'P';
    default: {
      __Pyx_BufFmt_RaiseUnexpectedChar(ch);
      return 0;
    }
  }
}
static void __Pyx_BufFmt_RaiseExpected(__Pyx_BufFmt_Context* ctx) {
  if (ctx->head == NULL || ctx->head->field == &ctx->root) {
    const char* expected;
    const char* quote;
    if (ctx->head == NULL) {
      expected = "end";
      quote = "";
    } else {
      expected = ctx->head->field->type->name;
      quote = "'";
    }
    PyErr_Format(PyExc_ValueError,
                 "Buffer dtype mismatch, expected %s%s%s but got %s",
                 quote, expected, quote,
                 __Pyx_BufFmt_DescribeTypeChar(ctx->enc_type, ctx->is_complex));
  } else {
    __Pyx_StructField* field = ctx->head->field;
    __Pyx_StructField* parent = (ctx->head - 1)->field;
    PyErr_Format(PyExc_ValueError,
                 "Buffer dtype mismatch, expected '%s' but got %s in '%s.%s'",
                 field->type->name, __Pyx_BufFmt_DescribeTypeChar(ctx->enc_type, ctx->is_complex),
                 parent->type->name, field->name);
  }
}
static int __Pyx_BufFmt_ProcessTypeChunk(__Pyx_BufFmt_Context* ctx) {
  char group;
  size_t size, offset, arraysize = 1;
  if (ctx->enc_type == 0) return 0;
  if (ctx->head->field->type->arraysize[0]) {
    int i, ndim = 0;
    if (ctx->enc_type == 's' || ctx->enc_type == 'p') {
        ctx->is_valid_array = ctx->head->field->type->ndim == 1;
        ndim = 1;
        if (ctx->enc_count != ctx->head->field->type->arraysize[0]) {
            PyErr_Format(PyExc_ValueError,
                         "Expected a dimension of size %zu, got %zu",
                         ctx->head->field->type->arraysize[0], ctx->enc_count);
            return -1;
        }
    }
    if (!ctx->is_valid_array) {
      PyErr_Format(PyExc_ValueError, "Expected %d dimensions, got %d",
                   ctx->head->field->type->ndim, ndim);
      return -1;
    }
    for (i = 0; i < ctx->head->field->type->ndim; i++) {
      arraysize *= ctx->head->field->type->arraysize[i];
    }
    ctx->is_valid_array = 0;
    ctx->enc_count = 1;
  }
  group = __Pyx_BufFmt_TypeCharToGroup(ctx->enc_type, ctx->is_complex);
  do {
    __Pyx_StructField* field = ctx->head->field;
    __Pyx_TypeInfo* type = field->type;
    if (ctx->enc_packmode == '@' || ctx->enc_packmode == '^') {
      size = __Pyx_BufFmt_TypeCharToNativeSize(ctx->enc_type, ctx->is_complex);
    } else {
      size = __Pyx_BufFmt_TypeCharToStandardSize(ctx->enc_type, ctx->is_complex);
    }
    if (ctx->enc_packmode == '@') {
      size_t align_at = __Pyx_BufFmt_TypeCharToAlignment(ctx->enc_type, ctx->is_complex);
      size_t align_mod_offset;
      if (align_at == 0) return -1;
      align_mod_offset = ctx->fmt_offset % align_at;
      if (align_mod_offset > 0) ctx->fmt_offset += align_at - align_mod_offset;
      if (ctx->struct_alignment == 0)
          ctx->struct_alignment = __Pyx_BufFmt_TypeCharToPadding(ctx->enc_type,
                                                                 ctx->is_complex);
    }
    if (type->size != size || type->typegroup != group) {
      if (type->typegroup == 'C' && type->fields != NULL) {
        size_t parent_offset = ctx->head->parent_offset + field->offset;
        ++ctx->head;
        ctx->head->field = type->fields;
        ctx->head->parent_offset = parent_offset;
        continue;
      }
      if ((type->typegroup == 'H' || group == 'H') && type->size == size) {
      } else {
          __Pyx_BufFmt_RaiseExpected(ctx);
          return -1;
      }
    }
    offset = ctx->head->parent_offset + field->offset;
    if (ctx->fmt_offset != offset) {
      PyErr_Format(PyExc_ValueError,
                   "Buffer dtype mismatch; next field is at offset %" CYTHON_FORMAT_SSIZE_T "d but %" CYTHON_FORMAT_SSIZE_T "d expected",
                   (Py_ssize_t)ctx->fmt_offset, (Py_ssize_t)offset);
      return -1;
    }
    ctx->fmt_offset += size;
    if (arraysize)
      ctx->fmt_offset += (arraysize - 1) * size;
    --ctx->enc_count;
    while (1) {
      if (field == &ctx->root) {
        ctx->head = NULL;
        if (ctx->enc_count != 0) {
          __Pyx_BufFmt_RaiseExpected(ctx);
          return -1;
        }
        break;
      }
      ctx->head->field = ++field;
      if (field->type == NULL) {
        --ctx->head;
        field = ctx->head->field;
        continue;
      } else if (field->type->typegroup == 'S') {
        size_t parent_offset = ctx->head->parent_offset + field->offset;
        if (field->type->fields->type == NULL) continue;
        field = field->type->fields;
        ++ctx->head;
        ctx->head->field = field;
        ctx->head->parent_offset = parent_offset;
        break;
      } else {
        break;
      }
    }
  } while (ctx->enc_count);
  ctx->enc_type = 0;
  ctx->is_complex = 0;
  return 0;
}
static CYTHON_INLINE PyObject *
__pyx_buffmt_parse_array(__Pyx_BufFmt_Context* ctx, const char** tsp)
{
    const char *ts = *tsp;
    int i = 0, number;
    int ndim = ctx->head->field->type->ndim;
;
    ++ts;
    if (ctx->new_count != 1) {
        PyErr_SetString(PyExc_ValueError,
                        "Cannot handle repeated arrays in format string");
        return NULL;
    }
    if (__Pyx_BufFmt_ProcessTypeChunk(ctx) == -1) return NULL;
    while (*ts && *ts != ')') {
        switch (*ts) {
            case ' ': case '\f': case '\r': case '\n': case '\t': case '\v':  continue;
            default:  break;
        }
        number = __Pyx_BufFmt_ExpectNumber(&ts);
        if (number == -1) return NULL;
        if (i < ndim && (size_t) number != ctx->head->field->type->arraysize[i])
            return PyErr_Format(PyExc_ValueError,
                        "Expected a dimension of size %zu, got %d",
                        ctx->head->field->type->arraysize[i], number);
        if (*ts != ',' && *ts != ')')
            return PyErr_Format(PyExc_ValueError,
                                "Expected a comma in format string, got '%c'", *ts);
        if (*ts == ',') ts++;
        i++;
    }
    if (i != ndim)
        return PyErr_Format(PyExc_ValueError, "Expected %d dimension(s), got %d",
                            ctx->head->field->type->ndim, i);
    if (!*ts) {
        PyErr_SetString(PyExc_ValueError,
                        "Unexpected end of format string, expected ')'");
        return NULL;
    }
    ctx->is_valid_array = 1;
    ctx->new_count = 1;
    *tsp = ++ts;
    return Py_None;
}
static const char* __Pyx_BufFmt_CheckString(__Pyx_BufFmt_Context* ctx, const char* ts) {
  int got_Z = 0;
  while (1) {
    switch(*ts) {
      case 0:
        if (ctx->enc_type != 0 && ctx->head == NULL) {
          __Pyx_BufFmt_RaiseExpected(ctx);
          return NULL;
        }
        if (__Pyx_BufFmt_ProcessTypeChunk(ctx) == -1) return NULL;
        if (ctx->head != NULL) {
          __Pyx_BufFmt_RaiseExpected(ctx);
          return NULL;
        }
        return ts;
      case ' ':
      case '\r':
      case '\n':
        ++ts;
        break;
      case '<':
        if (!__Pyx_IsLittleEndian()) {
          PyErr_SetString(PyExc_ValueError, "Little-endian buffer not supported on big-endian compiler");
          return NULL;
        }
        ctx->new_packmode = '=';
        ++ts;
        break;
      case '>':
      case '!':
        if (__Pyx_IsLittleEndian()) {
          PyErr_SetString(PyExc_ValueError, "Big-endian buffer not supported on little-endian compiler");
          return NULL;
        }
        ctx->new_packmode = '=';
        ++ts;
        break;
      case '=':
      case '@':
      case '^':
        ctx->new_packmode = *ts++;
        break;
      case 'T':
        {
          const char* ts_after_sub;
          size_t i, struct_count = ctx->new_count;
          size_t struct_alignment = ctx->struct_alignment;
          ctx->new_count = 1;
          ++ts;
          if (*ts != '{') {
            PyErr_SetString(PyExc_ValueError, "Buffer acquisition: Expected '{' after 'T'");
            return NULL;
          }
          if (__Pyx_BufFmt_ProcessTypeChunk(ctx) == -1) return NULL;
          ctx->enc_type = 0;
          ctx->enc_count = 0;
          ctx->struct_alignment = 0;
          ++ts;
          ts_after_sub = ts;
          for (i = 0; i != struct_count; ++i) {
            ts_after_sub = __Pyx_BufFmt_CheckString(ctx, ts);
            if (!ts_after_sub) return NULL;
          }
          ts = ts_after_sub;
          if (struct_alignment) ctx->struct_alignment = struct_alignment;
        }
        break;
      case '}':
        {
          size_t alignment = ctx->struct_alignment;
          ++ts;
          if (__Pyx_BufFmt_ProcessTypeChunk(ctx) == -1) return NULL;
          ctx->enc_type = 0;
          if (alignment && ctx->fmt_offset % alignment) {
            ctx->fmt_offset += alignment - (ctx->fmt_offset % alignment);
          }
        }
        return ts;
      case 'x':
        if (__Pyx_BufFmt_ProcessTypeChunk(ctx) == -1) return NULL;
        ctx->fmt_offset += ctx->new_count;
        ctx->new_count = 1;
        ctx->enc_count = 0;
        ctx->enc_type = 0;
        ctx->enc_packmode = ctx->new_packmode;
        ++ts;
        break;
      case 'Z':
        got_Z = 1;
        ++ts;
        if (*ts != 'f' && *ts != 'd' && *ts != 'g') {
          __Pyx_BufFmt_RaiseUnexpectedChar('Z');
          return NULL;
        }
      case 'c': case 'b': case 'B': case 'h': case 'H': case 'i': case 'I':
      case 'l': case 'L': case 'q': case 'Q':
      case 'f': case 'd': case 'g':
      case 'O': case 'p':
        if (ctx->enc_type == *ts && got_Z == ctx->is_complex &&
            ctx->enc_packmode == ctx->new_packmode) {
          ctx->enc_count += ctx->new_count;
          ctx->new_count = 1;
          got_Z = 0;
          ++ts;
          break;
        }
      case 's':
        if (__Pyx_BufFmt_ProcessTypeChunk(ctx) == -1) return NULL;
        ctx->enc_count = ctx->new_count;
        ctx->enc_packmode = ctx->new_packmode;
        ctx->enc_type = *ts;
        ctx->is_complex = got_Z;
        ++ts;
        ctx->new_count = 1;
        got_Z = 0;
        break;
      case ':':
        ++ts;
        while(*ts != ':') ++ts;
        ++ts;
        break;
      case '(':
        if (!__pyx_buffmt_parse_array(ctx, &ts)) return NULL;
        break;
      default:
        {
          int number = __Pyx_BufFmt_ExpectNumber(&ts);
          if (number == -1) return NULL;
          ctx->new_count = (size_t)number;
        }
    }
  }
}
static CYTHON_INLINE void __Pyx_ZeroBuffer(Py_buffer* buf) {
  buf->buf = NULL;
  buf->obj = NULL;
  buf->strides = __Pyx_zeros;
  buf->shape = __Pyx_zeros;
  buf->suboffsets = __Pyx_minusones;
}
static CYTHON_INLINE int __Pyx_GetBufferAndValidate(
        Py_buffer* buf, PyObject* obj,  __Pyx_TypeInfo* dtype, int flags,
        int nd, int cast, __Pyx_BufFmt_StackElem* stack)
{
  if (obj == Py_None || obj == NULL) {
    __Pyx_ZeroBuffer(buf);
    return 0;
  }
  buf->buf = NULL;
  if (__Pyx_GetBuffer(obj, buf, flags) == -1) goto fail;
  if (buf->ndim != nd) {
    PyErr_Format(PyExc_ValueError,
                 "Buffer has wrong number of dimensions (expected %d, got %d)",
                 nd, buf->ndim);
    goto fail;
  }
  if (!cast) {
    __Pyx_BufFmt_Context ctx;
    __Pyx_BufFmt_Init(&ctx, stack, dtype);
    if (!__Pyx_BufFmt_CheckString(&ctx, buf->format)) goto fail;
  }
  if ((unsigned)buf->itemsize != dtype->size) {
    PyErr_Format(PyExc_ValueError,
      "Item size of buffer (%" CYTHON_FORMAT_SSIZE_T "d byte%s) does not match size of '%s' (%" CYTHON_FORMAT_SSIZE_T "d byte%s)",
      buf->itemsize, (buf->itemsize > 1) ? "s" : "",
      dtype->name, (Py_ssize_t)dtype->size, (dtype->size > 1) ? "s" : "");
    goto fail;
  }
  if (buf->suboffsets == NULL) buf->suboffsets = __Pyx_minusones;
  return 0;
fail:;
  __Pyx_ZeroBuffer(buf);
  return -1;
}
static CYTHON_INLINE void __Pyx_SafeReleaseBuffer(Py_buffer* info) {
  if (info->buf == NULL) return;
  if (info->suboffsets == __Pyx_minusones) info->suboffsets = NULL;
  __Pyx_ReleaseBuffer(info);
}

static CYTHON_INLINE PyObject *__Pyx_GetModuleGlobalName(PyObject *name) {
    PyObject *result;
#if CYTHON_COMPILING_IN_CPYTHON
    result = PyDict_GetItem(__pyx_d, name);
    if (likely(result)) {
        Py_INCREF(result);
    } else {
#else
    result = PyObject_GetItem(__pyx_d, name);
    if (!result) {
        PyErr_Clear();
#endif
        result = __Pyx_GetBuiltinName(name);
    }
    return result;
}

#if CYTHON_COMPILING_IN_CPYTHON
static CYTHON_INLINE PyObject* __Pyx_PyObject_Call(PyObject *func, PyObject *arg, PyObject *kw) {
    PyObject *result;
    ternaryfunc call = func->ob_type->tp_call;
    if (unlikely(!call))
        return PyObject_Call(func, arg, kw);
    if (unlikely(Py_EnterRecursiveCall((char*)" while calling a Python object")))
        return NULL;
    result = (*call)(func, arg, kw);
    Py_LeaveRecursiveCall();
    if (unlikely(!result) && unlikely(!PyErr_Occurred())) {
        PyErr_SetString(
            PyExc_SystemError,
            "NULL result without error in PyObject_Call");
    }
    return result;
}
#endif

static CYTHON_INLINE int __Pyx_TypeTest(PyObject *obj, PyTypeObject *type) {
    if (unlikely(!type)) {
        PyErr_SetString(PyExc_SystemError, "Missing type object");
        return 0;
    }
    if (likely(PyObject_TypeCheck(obj, type)))
        return 1;
    PyErr_Format(PyExc_TypeError, "Cannot convert %.200s to %.200s",
                 Py_TYPE(obj)->tp_name, type->tp_name);
    return 0;
}

static void __Pyx_RaiseBufferFallbackError(void) {
  PyErr_SetString(PyExc_ValueError,
     "Buffer acquisition failed on assignment; and then reacquiring the old buffer failed too!");
}

#if PY_MAJOR_VERSION < 3
static void __Pyx_Raise(PyObject *type, PyObject *value, PyObject *tb,
                        CYTHON_UNUSED PyObject *cause) {
    Py_XINCREF(type);
    if (!value || value == Py_None)
        value = NULL;
    else
        Py_INCREF(value);
    if (!tb || tb == Py_None)
        tb = NULL;
    else {
        Py_INCREF(tb);
        if (!PyTraceBack_Check(tb)) {
            PyErr_SetString(PyExc_TypeError,
                "raise: arg 3 must be a traceback or None");
            goto raise_error;
        }
    }
    if (PyType_Check(type)) {
#if CYTHON_COMPILING_IN_PYPY
        if (!value) {
            Py_INCREF(Py_None);
            value = Py_None;
        }
#endif
        PyErr_NormalizeException(&type, &value, &tb);
    } else {
        if (value) {
            PyErr_SetString(PyExc_TypeError,
                "instance exception may not have a separate value");
            goto raise_error;
        }
        value = type;
        type = (PyObject*) Py_TYPE(type);
        Py_INCREF(type);
        if (!PyType_IsSubtype((PyTypeObject *)type, (PyTypeObject *)PyExc_BaseException)) {
            PyErr_SetString(PyExc_TypeError,
                "raise: exception class must be a subclass of BaseException");
            goto raise_error;
        }
    }
    __Pyx_ErrRestore(type, value, tb);
    return;
raise_error:
    Py_XDECREF(value);
    Py_XDECREF(type);
    Py_XDECREF(tb);
    return;
}
#else
static void __Pyx_Raise(PyObject *type, PyObject *value, PyObject *tb, PyObject *cause) {
    PyObject* owned_instance = NULL;
    if (tb == Py_None) {
        tb = 0;
    } else if (tb && !PyTraceBack_Check(tb)) {
        PyErr_SetString(PyExc_TypeError,
            "raise: arg 3 must be a traceback or None");
        goto bad;
    }
    if (value == Py_None)
        value = 0;
    if (PyExceptionInstance_Check(type)) {
        if (value) {
            PyErr_SetString(PyExc_TypeError,
                "instance exception may not have a separate value");
            goto bad;
        }
        value = type;
        type = (PyObject*) Py_TYPE(value);
    } else if (PyExceptionClass_Check(type)) {
        PyObject *instance_class = NULL;
        if (value && PyExceptionInstance_Check(value)) {
            instance_class = (PyObject*) Py_TYPE(value);
            if (instance_class != type) {
                int is_subclass = PyObject_IsSubclass(instance_class, type);
                if (!is_subclass) {
                    instance_class = NULL;
                } else if (unlikely(is_subclass == -1)) {
                    goto bad;
                } else {
                    type = instance_class;
                }
            }
        }
        if (!instance_class) {
            PyObject *args;
            if (!value)
                args = PyTuple_New(0);
            else if (PyTuple_Check(value)) {
                Py_INCREF(value);
                args = value;
            } else
                args = PyTuple_Pack(1, value);
            if (!args)
                goto bad;
            owned_instance = PyObject_Call(type, args, NULL);
            Py_DECREF(args);
            if (!owned_instance)
                goto bad;
            value = owned_instance;
            if (!PyExceptionInstance_Check(value)) {
                PyErr_Format(PyExc_TypeError,
                             "calling %R should have returned an instance of "
                             "BaseException, not %R",
                             type, Py_TYPE(value));
                goto bad;
            }
        }
    } else {
        PyErr_SetString(PyExc_TypeError,
            "raise: exception class must be a subclass of BaseException");
        goto bad;
    }
#if PY_VERSION_HEX >= 0x03030000
    if (cause) {
#else
    if (cause && cause != Py_None) {
#endif
        PyObject *fixed_cause;
        if (cause == Py_None) {
            fixed_cause = NULL;
        } else if (PyExceptionClass_Check(cause)) {
            fixed_cause = PyObject_CallObject(cause, NULL);
            if (fixed_cause == NULL)
                goto bad;
        } else if (PyExceptionInstance_Check(cause)) {
            fixed_cause = cause;
            Py_INCREF(fixed_cause);
        } else {
            PyErr_SetString(PyExc_TypeError,
                            "exception causes must derive from "
                            "BaseException");
            goto bad;
        }
        PyException_SetCause(value, fixed_cause);
    }
    PyErr_SetObject(type, value);
    if (tb) {
#if CYTHON_COMPILING_IN_PYPY
        PyObject *tmp_type, *tmp_value, *tmp_tb;
        PyErr_Fetch(&tmp_type, &tmp_value, &tmp_tb);
        Py_INCREF(tb);
        PyErr_Restore(tmp_type, tmp_value, tb);
        Py_XDECREF(tmp_tb);
#else
        PyThreadState *tstate = PyThreadState_GET();
        PyObject* tmp_tb = tstate->curexc_traceback;
        if (tb != tmp_tb) {
            Py_INCREF(tb);
            tstate->curexc_traceback = tb;
            Py_XDECREF(tmp_tb);
        }
#endif
    }
bad:
    Py_XDECREF(owned_instance);
    return;
}
#endif

static CYTHON_INLINE PyObject *__Pyx_GetAttr(PyObject *o, PyObject *n) {
#if CYTHON_COMPILING_IN_CPYTHON
#if PY_MAJOR_VERSION >= 3
    if (likely(PyUnicode_Check(n)))
#else
    if (likely(PyString_Check(n)))
#endif
        return __Pyx_PyObject_GetAttrStr(o, n);
#endif
    return PyObject_GetAttr(o, n);
}

static CYTHON_INLINE PyObject *__Pyx_GetAttr3(PyObject *o, PyObject *n, PyObject *d) {
    PyObject *r = __Pyx_GetAttr(o, n);
    if (unlikely(!r)) {
        if (!PyErr_ExceptionMatches(PyExc_AttributeError))
            goto bad;
        PyErr_Clear();
        r = d;
        Py_INCREF(d);
    }
    return r;
bad:
    return NULL;
}

static void __Pyx_RaiseBufferIndexError(int axis) {
  PyErr_Format(PyExc_IndexError,
     "Out of bounds on buffer access (axis %d)", axis);
}

static CYTHON_INLINE PyObject *__Pyx_GetItemInt_Generic(PyObject *o, PyObject* j) {
    PyObject *r;
    if (!j) return NULL;
    r = PyObject_GetItem(o, j);
    Py_DECREF(j);
    return r;
}
static CYTHON_INLINE PyObject *__Pyx_GetItemInt_List_Fast(PyObject *o, Py_ssize_t i,
                                                              CYTHON_NCP_UNUSED int wraparound,
                                                              CYTHON_NCP_UNUSED int boundscheck) {
#if CYTHON_COMPILING_IN_CPYTHON
    if (wraparound & unlikely(i < 0)) i += PyList_GET_SIZE(o);
    if ((!boundscheck) || likely((0 <= i) & (i < PyList_GET_SIZE(o)))) {
        PyObject *r = PyList_GET_ITEM(o, i);
        Py_INCREF(r);
        return r;
    }
    return __Pyx_GetItemInt_Generic(o, PyInt_FromSsize_t(i));
#else
    return PySequence_GetItem(o, i);
#endif
}
static CYTHON_INLINE PyObject *__Pyx_GetItemInt_Tuple_Fast(PyObject *o, Py_ssize_t i,
                                                              CYTHON_NCP_UNUSED int wraparound,
                                                              CYTHON_NCP_UNUSED int boundscheck) {
#if CYTHON_COMPILING_IN_CPYTHON
    if (wraparound & unlikely(i < 0)) i += PyTuple_GET_SIZE(o);
    if ((!boundscheck) || likely((0 <= i) & (i < PyTuple_GET_SIZE(o)))) {
        PyObject *r = PyTuple_GET_ITEM(o, i);
        Py_INCREF(r);
        return r;
    }
    return __Pyx_GetItemInt_Generic(o, PyInt_FromSsize_t(i));
#else
    return PySequence_GetItem(o, i);
#endif
}
static CYTHON_INLINE PyObject *__Pyx_GetItemInt_Fast(PyObject *o, Py_ssize_t i, int is_list,
                                                     CYTHON_NCP_UNUSED int wraparound,
                                                     CYTHON_NCP_UNUSED int boundscheck) {
#if CYTHON_COMPILING_IN_CPYTHON
    if (is_list || PyList_CheckExact(o)) {
        Py_ssize_t n = ((!wraparound) | likely(i >= 0)) ? i : i + PyList_GET_SIZE(o);
        if ((!boundscheck) || (likely((n >= 0) & (n < PyList_GET_SIZE(o))))) {
            PyObject *r = PyList_GET_ITEM(o, n);
            Py_INCREF(r);
            return r;
        }
    }
    else if (PyTuple_CheckExact(o)) {
        Py_ssize_t n = ((!wraparound) | likely(i >= 0)) ? i : i + PyTuple_GET_SIZE(o);
        if ((!boundscheck) || likely((n >= 0) & (n < PyTuple_GET_SIZE(o)))) {
            PyObject *r = PyTuple_GET_ITEM(o, n);
            Py_INCREF(r);
            return r;
        }
    } else {
        PySequenceMethods *m = Py_TYPE(o)->tp_as_sequence;
        if (likely(m && m->sq_item)) {
            if (wraparound && unlikely(i < 0) && likely(m->sq_length)) {
                Py_ssize_t l = m->sq_length(o);
                if (likely(l >= 0)) {
                    i += l;
                } else {
                    if (PyErr_ExceptionMatches(PyExc_OverflowError))
                        PyErr_Clear();
                    else
                        return NULL;
                }
            }
            return m->sq_item(o, i);
        }
    }
#else
    if (is_list || PySequence_Check(o)) {
        return PySequence_GetItem(o, i);
    }
#endif
    return __Pyx_GetItemInt_Generic(o, PyInt_FromSsize_t(i));
}

static int
__Pyx_init_memviewslice(struct __pyx_memoryview_obj *memview,
                        int ndim,
                        __Pyx_memviewslice *memviewslice,
                        int memview_is_new_reference)
{
    __Pyx_RefNannyDeclarations
    int i, retval=-1;
    Py_buffer *buf = &memview->view;
    __Pyx_RefNannySetupContext("init_memviewslice", 0);
    if (!buf) {
        PyErr_SetString(PyExc_ValueError,
            "buf is NULL.");
        goto fail;
    } else if (memviewslice->memview || memviewslice->data) {
        PyErr_SetString(PyExc_ValueError,
            "memviewslice is already initialized!");
        goto fail;
    }
    if (buf->strides) {
        for (i = 0; i < ndim; i++) {
            memviewslice->strides[i] = buf->strides[i];
        }
    } else {
        Py_ssize_t stride = buf->itemsize;
        for (i = ndim - 1; i >= 0; i--) {
            memviewslice->strides[i] = stride;
            stride *= buf->shape[i];
        }
    }
    for (i = 0; i < ndim; i++) {
        memviewslice->shape[i]   = buf->shape[i];
        if (buf->suboffsets) {
            memviewslice->suboffsets[i] = buf->suboffsets[i];
        } else {
            memviewslice->suboffsets[i] = -1;
        }
    }
    memviewslice->memview = memview;
    memviewslice->data = (char *)buf->buf;
    if (__pyx_add_acquisition_count(memview) == 0 && !memview_is_new_reference) {
        Py_INCREF(memview);
    }
    retval = 0;
    goto no_fail;
fail:
    memviewslice->memview = 0;
    memviewslice->data = 0;
    retval = -1;
no_fail:
    __Pyx_RefNannyFinishContext();
    return retval;
}
static CYTHON_INLINE void __pyx_fatalerror(const char *fmt, ...) {
    va_list vargs;
    char msg[200];
#ifdef HAVE_STDARG_PROTOTYPES
    va_start(vargs, fmt);
#else
    va_start(vargs);
#endif
    vsnprintf(msg, 200, fmt, vargs);
    Py_FatalError(msg);
    va_end(vargs);
}
static CYTHON_INLINE int
__pyx_add_acquisition_count_locked(__pyx_atomic_int *acquisition_count,
                                   PyThread_type_lock lock)
{
    int result;
    PyThread_acquire_lock(lock, 1);
    result = (*acquisition_count)++;
    PyThread_release_lock(lock);
    return result;
}
static CYTHON_INLINE int
__pyx_sub_acquisition_count_locked(__pyx_atomic_int *acquisition_count,
                                   PyThread_type_lock lock)
{
    int result;
    PyThread_acquire_lock(lock, 1);
    result = (*acquisition_count)--;
    PyThread_release_lock(lock);
    return result;
}
static CYTHON_INLINE void
__Pyx_INC_MEMVIEW(__Pyx_memviewslice *memslice, int have_gil, int lineno)
{
    int first_time;
    struct __pyx_memoryview_obj *memview = memslice->memview;
    if (!memview || (PyObject *) memview == Py_None)
        return;
    if (__pyx_get_slice_count(memview) < 0)
        __pyx_fatalerror("Acquisition count is %d (line %d)",
                         __pyx_get_slice_count(memview), lineno);
    first_time = __pyx_add_acquisition_count(memview) == 0;
    if (first_time) {
        if (have_gil) {
            Py_INCREF((PyObject *) memview);
        } else {
            PyGILState_STATE _gilstate = PyGILState_Ensure();
            Py_INCREF((PyObject *) memview);
            PyGILState_Release(_gilstate);
        }
    }
}
static CYTHON_INLINE void __Pyx_XDEC_MEMVIEW(__Pyx_memviewslice *memslice,
                                             int have_gil, int lineno) {
    int last_time;
    struct __pyx_memoryview_obj *memview = memslice->memview;
    if (!memview ) {
        return;
    } else if ((PyObject *) memview == Py_None) {
        memslice->memview = NULL;
        return;
    }
    if (__pyx_get_slice_count(memview) <= 0)
        __pyx_fatalerror("Acquisition count is %d (line %d)",
                         __pyx_get_slice_count(memview), lineno);
    last_time = __pyx_sub_acquisition_count(memview) == 1;
    memslice->data = NULL;
    if (last_time) {
        if (have_gil) {
            Py_CLEAR(memslice->memview);
        } else {
            PyGILState_STATE _gilstate = PyGILState_Ensure();
            Py_CLEAR(memslice->memview);
            PyGILState_Release(_gilstate);
        }
    } else {
        memslice->memview = NULL;
    }
}

static PyObject *__Pyx_Import(PyObject *name, PyObject *from_list, int level) {
    PyObject *empty_list = 0;
    PyObject *module = 0;
    PyObject *global_dict = 0;
    PyObject *empty_dict = 0;
    PyObject *list;
    #if PY_VERSION_HEX < 0x03030000
    PyObject *py_import;
    py_import = __Pyx_PyObject_GetAttrStr(__pyx_b, __pyx_n_s_import);
    if (!py_import)
        goto bad;
    #endif
    if (from_list)
        list = from_list;
    else {
        empty_list = PyList_New(0);
        if (!empty_list)
            goto bad;
        list = empty_list;
    }
    global_dict = PyModule_GetDict(__pyx_m);
    if (!global_dict)
        goto bad;
    empty_dict = PyDict_New();
    if (!empty_dict)
        goto bad;
    {
        #if PY_MAJOR_VERSION >= 3
        if (level == -1) {
            if (strchr(__Pyx_MODULE_NAME, '.')) {
                #if PY_VERSION_HEX < 0x03030000
                PyObject *py_level = PyInt_FromLong(1);
                if (!py_level)
                    goto bad;
                module = PyObject_CallFunctionObjArgs(py_import,
                    name, global_dict, empty_dict, list, py_level, NULL);
                Py_DECREF(py_level);
                #else
                module = PyImport_ImportModuleLevelObject(
                    name, global_dict, empty_dict, list, 1);
                #endif
                if (!module) {
                    if (!PyErr_ExceptionMatches(PyExc_ImportError))
                        goto bad;
                    PyErr_Clear();
                }
            }
            level = 0;
        }
        #endif
        if (!module) {
            #if PY_VERSION_HEX < 0x03030000
            PyObject *py_level = PyInt_FromLong(level);
            if (!py_level)
                goto bad;
            module = PyObject_CallFunctionObjArgs(py_import,
                name, global_dict, empty_dict, list, py_level, NULL);
            Py_DECREF(py_level);
            #else
            module = PyImport_ImportModuleLevelObject(
                name, global_dict, empty_dict, list, level);
            #endif
        }
    }
bad:
    #if PY_VERSION_HEX < 0x03030000
    Py_XDECREF(py_import);
    #endif
    Py_XDECREF(empty_list);
    Py_XDECREF(empty_dict);
    return module;
}

static CYTHON_INLINE void __Pyx_ExceptionSave(PyObject **type, PyObject **value, PyObject **tb) {
#if CYTHON_COMPILING_IN_CPYTHON
    PyThreadState *tstate = PyThreadState_GET();
    *type = tstate->exc_type;
    *value = tstate->exc_value;
    *tb = tstate->exc_traceback;
    Py_XINCREF(*type);
    Py_XINCREF(*value);
    Py_XINCREF(*tb);
#else
    PyErr_GetExcInfo(type, value, tb);
#endif
}
static void __Pyx_ExceptionReset(PyObject *type, PyObject *value, PyObject *tb) {
#if CYTHON_COMPILING_IN_CPYTHON
    PyObject *tmp_type, *tmp_value, *tmp_tb;
    PyThreadState *tstate = PyThreadState_GET();
    tmp_type = tstate->exc_type;
    tmp_value = tstate->exc_value;
    tmp_tb = tstate->exc_traceback;
    tstate->exc_type = type;
    tstate->exc_value = value;
    tstate->exc_traceback = tb;
    Py_XDECREF(tmp_type);
    Py_XDECREF(tmp_value);
    Py_XDECREF(tmp_tb);
#else
    PyErr_SetExcInfo(type, value, tb);
#endif
}

static int __Pyx_GetException(PyObject **type, PyObject **value, PyObject **tb) {
    PyObject *local_type, *local_value, *local_tb;
#if CYTHON_COMPILING_IN_CPYTHON
    PyObject *tmp_type, *tmp_value, *tmp_tb;
    PyThreadState *tstate = PyThreadState_GET();
    local_type = tstate->curexc_type;
    local_value = tstate->curexc_value;
    local_tb = tstate->curexc_traceback;
    tstate->curexc_type = 0;
    tstate->curexc_value = 0;
    tstate->curexc_traceback = 0;
#else
    PyErr_Fetch(&local_type, &local_value, &local_tb);
#endif
    PyErr_NormalizeException(&local_type, &local_value, &local_tb);
#if CYTHON_COMPILING_IN_CPYTHON
    if (unlikely(tstate->curexc_type))
#else
    if (unlikely(PyErr_Occurred()))
#endif
        goto bad;
    #if PY_MAJOR_VERSION >= 3
    if (local_tb) {
        if (unlikely(PyException_SetTraceback(local_value, local_tb) < 0))
            goto bad;
    }
    #endif
    Py_XINCREF(local_tb);
    Py_XINCREF(local_type);
    Py_XINCREF(local_value);
    *type = local_type;
    *value = local_value;
    *tb = local_tb;
#if CYTHON_COMPILING_IN_CPYTHON
    tmp_type = tstate->exc_type;
    tmp_value = tstate->exc_value;
    tmp_tb = tstate->exc_traceback;
    tstate->exc_type = local_type;
    tstate->exc_value = local_value;
    tstate->exc_traceback = local_tb;
    Py_XDECREF(tmp_type);
    Py_XDECREF(tmp_value);
    Py_XDECREF(tmp_tb);
#else
    PyErr_SetExcInfo(local_type, local_value, local_tb);
#endif
    return 0;
bad:
    *type = 0;
    *value = 0;
    *tb = 0;
    Py_XDECREF(local_type);
    Py_XDECREF(local_value);
    Py_XDECREF(local_tb);
    return -1;
}

static CYTHON_INLINE Py_UCS4 __Pyx_PyUnicode_AsPy_UCS4(PyObject* x) {
   Py_ssize_t length;
   #if CYTHON_PEP393_ENABLED
   length = PyUnicode_GET_LENGTH(x);
   if (likely(length == 1)) {
       return PyUnicode_READ_CHAR(x, 0);
   }
   #else
   length = PyUnicode_GET_SIZE(x);
   if (likely(length == 1)) {
       return PyUnicode_AS_UNICODE(x)[0];
   }
   #if Py_UNICODE_SIZE == 2
   else if (PyUnicode_GET_SIZE(x) == 2) {
       Py_UCS4 high_val = PyUnicode_AS_UNICODE(x)[0];
       if (high_val >= 0xD800 && high_val <= 0xDBFF) {
           Py_UCS4 low_val = PyUnicode_AS_UNICODE(x)[1];
           if (low_val >= 0xDC00 && low_val <= 0xDFFF) {
               return 0x10000 + (((high_val & ((1<<10)-1)) << 10) | (low_val & ((1<<10)-1)));
           }
       }
   }
   #endif
   #endif
   PyErr_Format(PyExc_ValueError,
                "only single character unicode strings can be converted to Py_UCS4, "
                "got length %" CYTHON_FORMAT_SSIZE_T "d", length);
   return (Py_UCS4)-1;
}

static long __Pyx__PyObject_Ord(PyObject* c) {
    Py_ssize_t size;
    if (PyBytes_Check(c)) {
        size = PyBytes_GET_SIZE(c);
        if (likely(size == 1)) {
            return (unsigned char) PyBytes_AS_STRING(c)[0];
        }
#if PY_MAJOR_VERSION < 3
    } else if (PyUnicode_Check(c)) {
        return (long)__Pyx_PyUnicode_AsPy_UCS4(c);
#endif
#if (!CYTHON_COMPILING_IN_PYPY) || (defined(PyByteArray_AS_STRING) && defined(PyByteArray_GET_SIZE))
    } else if (PyByteArray_Check(c)) {
        size = PyByteArray_GET_SIZE(c);
        if (likely(size == 1)) {
            return (unsigned char) PyByteArray_AS_STRING(c)[0];
        }
#endif
    } else {
        PyErr_Format(PyExc_TypeError,
            "ord() expected string of length 1, but %.200s found", c->ob_type->tp_name);
        return (long)(Py_UCS4)-1;
    }
    PyErr_Format(PyExc_TypeError,
        "ord() expected a character, but string of length %zd found", size);
    return (long)(Py_UCS4)-1;
}

static CYTHON_INLINE int __Pyx_SetItemInt_Generic(PyObject *o, PyObject *j, PyObject *v) {
    int r;
    if (!j) return -1;
    r = PyObject_SetItem(o, j, v);
    Py_DECREF(j);
    return r;
}
static CYTHON_INLINE int __Pyx_SetItemInt_Fast(PyObject *o, Py_ssize_t i, PyObject *v, int is_list,
                                               CYTHON_NCP_UNUSED int wraparound, CYTHON_NCP_UNUSED int boundscheck) {
#if CYTHON_COMPILING_IN_CPYTHON
    if (is_list || PyList_CheckExact(o)) {
        Py_ssize_t n = (!wraparound) ? i : ((likely(i >= 0)) ? i : i + PyList_GET_SIZE(o));
        if ((!boundscheck) || likely((n >= 0) & (n < PyList_GET_SIZE(o)))) {
            PyObject* old = PyList_GET_ITEM(o, n);
            Py_INCREF(v);
            PyList_SET_ITEM(o, n, v);
            Py_DECREF(old);
            return 1;
        }
    } else {
        PySequenceMethods *m = Py_TYPE(o)->tp_as_sequence;
        if (likely(m && m->sq_ass_item)) {
            if (wraparound && unlikely(i < 0) && likely(m->sq_length)) {
                Py_ssize_t l = m->sq_length(o);
                if (likely(l >= 0)) {
                    i += l;
                } else {
                    if (PyErr_ExceptionMatches(PyExc_OverflowError))
                        PyErr_Clear();
                    else
                        return -1;
                }
            }
            return m->sq_ass_item(o, i, v);
        }
    }
#else
#if CYTHON_COMPILING_IN_PYPY
    if (is_list || (PySequence_Check(o) && !PyDict_Check(o))) {
#else
    if (is_list || PySequence_Check(o)) {
#endif
        return PySequence_SetItem(o, i, v);
    }
#endif
    return __Pyx_SetItemInt_Generic(o, PyInt_FromSsize_t(i), v);
}

static CYTHON_INLINE int __Pyx_IterFinish(void) {
#if CYTHON_COMPILING_IN_CPYTHON
    PyThreadState *tstate = PyThreadState_GET();
    PyObject* exc_type = tstate->curexc_type;
    if (unlikely(exc_type)) {
        if (likely(exc_type == PyExc_StopIteration) || PyErr_GivenExceptionMatches(exc_type, PyExc_StopIteration)) {
            PyObject *exc_value, *exc_tb;
            exc_value = tstate->curexc_value;
            exc_tb = tstate->curexc_traceback;
            tstate->curexc_type = 0;
            tstate->curexc_value = 0;
            tstate->curexc_traceback = 0;
            Py_DECREF(exc_type);
            Py_XDECREF(exc_value);
            Py_XDECREF(exc_tb);
            return 0;
        } else {
            return -1;
        }
    }
    return 0;
#else
    if (unlikely(PyErr_Occurred())) {
        if (likely(PyErr_ExceptionMatches(PyExc_StopIteration))) {
            PyErr_Clear();
            return 0;
        } else {
            return -1;
        }
    }
    return 0;
#endif
}

#if CYTHON_COMPILING_IN_CPYTHON
static CYTHON_INLINE PyObject* __Pyx_PyObject_CallMethO(PyObject *func, PyObject *arg) {
    PyObject *self, *result;
    PyCFunction cfunc;
    cfunc = PyCFunction_GET_FUNCTION(func);
    self = PyCFunction_GET_SELF(func);
    if (unlikely(Py_EnterRecursiveCall((char*)" while calling a Python object")))
        return NULL;
    result = cfunc(self, arg);
    Py_LeaveRecursiveCall();
    if (unlikely(!result) && unlikely(!PyErr_Occurred())) {
        PyErr_SetString(
            PyExc_SystemError,
            "NULL result without error in PyObject_Call");
    }
    return result;
}
#endif

#if CYTHON_COMPILING_IN_CPYTHON
static CYTHON_INLINE PyObject* __Pyx_PyObject_CallNoArg(PyObject *func) {
#ifdef __Pyx_CyFunction_USED
    if (likely(PyCFunction_Check(func) || PyObject_TypeCheck(func, __pyx_CyFunctionType))) {
#else
    if (likely(PyCFunction_Check(func))) {
#endif
        if (likely(PyCFunction_GET_FLAGS(func) & METH_NOARGS)) {
            return __Pyx_PyObject_CallMethO(func, NULL);
        }
    }
    return __Pyx_PyObject_Call(func, __pyx_empty_tuple, NULL);
}
#endif

#if CYTHON_COMPILING_IN_CPYTHON
static PyObject* __Pyx__PyObject_CallOneArg(PyObject *func, PyObject *arg) {
    PyObject *result;
    PyObject *args = PyTuple_New(1);
    if (unlikely(!args)) return NULL;
    Py_INCREF(arg);
    PyTuple_SET_ITEM(args, 0, arg);
    result = __Pyx_PyObject_Call(func, args, NULL);
    Py_DECREF(args);
    return result;
}
static CYTHON_INLINE PyObject* __Pyx_PyObject_CallOneArg(PyObject *func, PyObject *arg) {
#ifdef __Pyx_CyFunction_USED
    if (likely(PyCFunction_Check(func) || PyObject_TypeCheck(func, __pyx_CyFunctionType))) {
#else
    if (likely(PyCFunction_Check(func))) {
#endif
        if (likely(PyCFunction_GET_FLAGS(func) & METH_O)) {
            return __Pyx_PyObject_CallMethO(func, arg);
        }
    }
    return __Pyx__PyObject_CallOneArg(func, arg);
}
#else
static CYTHON_INLINE PyObject* __Pyx_PyObject_CallOneArg(PyObject *func, PyObject *arg) {
    PyObject* args = PyTuple_Pack(1, arg);
    return (likely(args)) ? __Pyx_PyObject_Call(func, args, NULL) : NULL;
}
#endif

static PyObject* __Pyx_PyObject_CallMethod0(PyObject* obj, PyObject* method_name) {
    PyObject *method, *result = NULL;
    method = __Pyx_PyObject_GetAttrStr(obj, method_name);
    if (unlikely(!method)) goto bad;
#if CYTHON_COMPILING_IN_CPYTHON
    if (likely(PyMethod_Check(method))) {
        PyObject *self = PyMethod_GET_SELF(method);
        if (likely(self)) {
            PyObject *function = PyMethod_GET_FUNCTION(method);
            result = __Pyx_PyObject_CallOneArg(function, self);
            Py_DECREF(method);
            return result;
        }
    }
#endif
    result = __Pyx_PyObject_CallNoArg(method);
    Py_DECREF(method);
bad:
    return result;
}

static CYTHON_INLINE void __Pyx_RaiseNeedMoreValuesError(Py_ssize_t index) {
    PyErr_Format(PyExc_ValueError,
                 "need more than %" CYTHON_FORMAT_SSIZE_T "d value%.1s to unpack",
                 index, (index == 1) ? "" : "s");
}

static CYTHON_INLINE void __Pyx_RaiseTooManyValuesError(Py_ssize_t expected) {
    PyErr_Format(PyExc_ValueError,
                 "too many values to unpack (expected %" CYTHON_FORMAT_SSIZE_T "d)", expected);
}

static int __Pyx_IternextUnpackEndCheck(PyObject *retval, Py_ssize_t expected) {
    if (unlikely(retval)) {
        Py_DECREF(retval);
        __Pyx_RaiseTooManyValuesError(expected);
        return -1;
    } else {
        return __Pyx_IterFinish();
    }
    return 0;
}

static CYTHON_INLINE void __Pyx_RaiseNoneNotIterableError(void) {
    PyErr_SetString(PyExc_TypeError, "'NoneType' object is not iterable");
}

static void __Pyx_UnpackTupleError(PyObject *t, Py_ssize_t index) {
    if (t == Py_None) {
      __Pyx_RaiseNoneNotIterableError();
    } else if (PyTuple_GET_SIZE(t) < index) {
      __Pyx_RaiseNeedMoreValuesError(PyTuple_GET_SIZE(t));
    } else {
      __Pyx_RaiseTooManyValuesError(index);
    }
}

static CYTHON_INLINE int __Pyx_unpack_tuple2(PyObject* tuple, PyObject** pvalue1, PyObject** pvalue2,
                                             int is_tuple, int has_known_size, int decref_tuple) {
    Py_ssize_t index;
    PyObject *value1 = NULL, *value2 = NULL, *iter = NULL;
    if (!is_tuple && unlikely(!PyTuple_Check(tuple))) {
        iternextfunc iternext;
        iter = PyObject_GetIter(tuple);
        if (unlikely(!iter)) goto bad;
        if (decref_tuple) { Py_DECREF(tuple); tuple = NULL; }
        iternext = Py_TYPE(iter)->tp_iternext;
        value1 = iternext(iter); if (unlikely(!value1)) { index = 0; goto unpacking_failed; }
        value2 = iternext(iter); if (unlikely(!value2)) { index = 1; goto unpacking_failed; }
        if (!has_known_size && unlikely(__Pyx_IternextUnpackEndCheck(iternext(iter), 2))) goto bad;
        Py_DECREF(iter);
    } else {
        if (!has_known_size && unlikely(PyTuple_GET_SIZE(tuple) != 2)) {
            __Pyx_UnpackTupleError(tuple, 2);
            goto bad;
        }
#if CYTHON_COMPILING_IN_PYPY
        value1 = PySequence_ITEM(tuple, 0);
        if (unlikely(!value1)) goto bad;
        value2 = PySequence_ITEM(tuple, 1);
        if (unlikely(!value2)) goto bad;
#else
        value1 = PyTuple_GET_ITEM(tuple, 0);
        value2 = PyTuple_GET_ITEM(tuple, 1);
        Py_INCREF(value1);
        Py_INCREF(value2);
#endif
        if (decref_tuple) { Py_DECREF(tuple); }
    }
    *pvalue1 = value1;
    *pvalue2 = value2;
    return 0;
unpacking_failed:
    if (!has_known_size && __Pyx_IterFinish() == 0)
        __Pyx_RaiseNeedMoreValuesError(index);
bad:
    Py_XDECREF(iter);
    Py_XDECREF(value1);
    Py_XDECREF(value2);
    if (decref_tuple) { Py_XDECREF(tuple); }
    return -1;
}

static CYTHON_INLINE PyObject* __Pyx_dict_iterator(PyObject* iterable, int is_dict, PyObject* method_name,
                                                   Py_ssize_t* p_orig_length, int* p_source_is_dict) {
    is_dict = is_dict || likely(PyDict_CheckExact(iterable));
    *p_source_is_dict = is_dict;
#if !CYTHON_COMPILING_IN_PYPY
    if (is_dict) {
        *p_orig_length = PyDict_Size(iterable);
        Py_INCREF(iterable);
        return iterable;
    }
#endif
    *p_orig_length = 0;
    if (method_name) {
        PyObject* iter;
        iterable = __Pyx_PyObject_CallMethod0(iterable, method_name);
        if (!iterable)
            return NULL;
#if !CYTHON_COMPILING_IN_PYPY
        if (PyTuple_CheckExact(iterable) || PyList_CheckExact(iterable))
            return iterable;
#endif
        iter = PyObject_GetIter(iterable);
        Py_DECREF(iterable);
        return iter;
    }
    return PyObject_GetIter(iterable);
}
static CYTHON_INLINE int __Pyx_dict_iter_next(
        PyObject* iter_obj, CYTHON_NCP_UNUSED Py_ssize_t orig_length, CYTHON_NCP_UNUSED Py_ssize_t* ppos,
        PyObject** pkey, PyObject** pvalue, PyObject** pitem, int source_is_dict) {
    PyObject* next_item;
#if !CYTHON_COMPILING_IN_PYPY
    if (source_is_dict) {
        PyObject *key, *value;
        if (unlikely(orig_length != PyDict_Size(iter_obj))) {
            PyErr_SetString(PyExc_RuntimeError, "dictionary changed size during iteration");
            return -1;
        }
        if (unlikely(!PyDict_Next(iter_obj, ppos, &key, &value))) {
            return 0;
        }
        if (pitem) {
            PyObject* tuple = PyTuple_New(2);
            if (unlikely(!tuple)) {
                return -1;
            }
            Py_INCREF(key);
            Py_INCREF(value);
            PyTuple_SET_ITEM(tuple, 0, key);
            PyTuple_SET_ITEM(tuple, 1, value);
            *pitem = tuple;
        } else {
            if (pkey) {
                Py_INCREF(key);
                *pkey = key;
            }
            if (pvalue) {
                Py_INCREF(value);
                *pvalue = value;
            }
        }
        return 1;
    } else if (PyTuple_CheckExact(iter_obj)) {
        Py_ssize_t pos = *ppos;
        if (unlikely(pos >= PyTuple_GET_SIZE(iter_obj))) return 0;
        *ppos = pos + 1;
        next_item = PyTuple_GET_ITEM(iter_obj, pos);
        Py_INCREF(next_item);
    } else if (PyList_CheckExact(iter_obj)) {
        Py_ssize_t pos = *ppos;
        if (unlikely(pos >= PyList_GET_SIZE(iter_obj))) return 0;
        *ppos = pos + 1;
        next_item = PyList_GET_ITEM(iter_obj, pos);
        Py_INCREF(next_item);
    } else
#endif
    {
        next_item = PyIter_Next(iter_obj);
        if (unlikely(!next_item)) {
            return __Pyx_IterFinish();
        }
    }
    if (pitem) {
        *pitem = next_item;
    } else if (pkey && pvalue) {
        if (__Pyx_unpack_tuple2(next_item, pkey, pvalue, source_is_dict, source_is_dict, 1))
            return -1;
    } else if (pkey) {
        *pkey = next_item;
    } else {
        *pvalue = next_item;
    }
    return 1;
}

static CYTHON_INLINE void __Pyx_RaiseClosureNameError(const char *varname) {
    PyErr_Format(PyExc_NameError, "free variable '%s' referenced before assignment in enclosing scope", varname);
}

#if CYTHON_USE_PYLONG_INTERNALS
  #include "longintrepr.h"
#endif

#if CYTHON_COMPILING_IN_CPYTHON
static PyObject* __Pyx_PyInt_AddObjC(PyObject *op1, PyObject *op2, CYTHON_UNUSED long intval, CYTHON_UNUSED int inplace) {
    #if PY_MAJOR_VERSION < 3
    if (likely(PyInt_CheckExact(op1))) {
        const long b = intval;
        long x;
        long a = PyInt_AS_LONG(op1);
            x = (long)((unsigned long)a + b);
            if (likely((x^a) >= 0 || (x^b) >= 0))
                return PyInt_FromLong(x);
            return PyLong_Type.tp_as_number->nb_add(op1, op2);
    }
    #endif
    #if CYTHON_USE_PYLONG_INTERNALS && PY_MAJOR_VERSION >= 3
    if (likely(PyLong_CheckExact(op1))) {
        const long b = intval;
        long a, x;
        const PY_LONG_LONG llb = intval;
        PY_LONG_LONG lla, llx;
        const digit* digits = ((PyLongObject*)op1)->ob_digit;
        const Py_ssize_t size = Py_SIZE(op1);
        if (likely(__Pyx_sst_abs(size) <= 1)) {
            a = likely(size) ? digits[0] : 0;
            if (size == -1) a = -a;
        } else {
            switch (size) {
                case -2:
                    if (8 * sizeof(long) - 1 > 2 * PyLong_SHIFT) {
                        a = -(long) (((((unsigned long)digits[1]) << PyLong_SHIFT) | digits[0]));
                        break;
                    } else if (8 * sizeof(PY_LONG_LONG) - 1 > 2 * PyLong_SHIFT) {
                        lla = -(PY_LONG_LONG) (((((unsigned PY_LONG_LONG)digits[1]) << PyLong_SHIFT) | digits[0]));
                        goto long_long;
                    }
                case 2:
                    if (8 * sizeof(long) - 1 > 2 * PyLong_SHIFT) {
                        a = (long) (((((unsigned long)digits[1]) << PyLong_SHIFT) | digits[0]));
                        break;
                    } else if (8 * sizeof(PY_LONG_LONG) - 1 > 2 * PyLong_SHIFT) {
                        lla = (PY_LONG_LONG) (((((unsigned PY_LONG_LONG)digits[1]) << PyLong_SHIFT) | digits[0]));
                        goto long_long;
                    }
                case -3:
                    if (8 * sizeof(long) - 1 > 3 * PyLong_SHIFT) {
                        a = -(long) (((((((unsigned long)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        break;
                    } else if (8 * sizeof(PY_LONG_LONG) - 1 > 3 * PyLong_SHIFT) {
                        lla = -(PY_LONG_LONG) (((((((unsigned PY_LONG_LONG)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        goto long_long;
                    }
                case 3:
                    if (8 * sizeof(long) - 1 > 3 * PyLong_SHIFT) {
                        a = (long) (((((((unsigned long)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        break;
                    } else if (8 * sizeof(PY_LONG_LONG) - 1 > 3 * PyLong_SHIFT) {
                        lla = (PY_LONG_LONG) (((((((unsigned PY_LONG_LONG)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        goto long_long;
                    }
                case -4:
                    if (8 * sizeof(long) - 1 > 4 * PyLong_SHIFT) {
                        a = -(long) (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        break;
                    } else if (8 * sizeof(PY_LONG_LONG) - 1 > 4 * PyLong_SHIFT) {
                        lla = -(PY_LONG_LONG) (((((((((unsigned PY_LONG_LONG)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        goto long_long;
                    }
                case 4:
                    if (8 * sizeof(long) - 1 > 4 * PyLong_SHIFT) {
                        a = (long) (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        break;
                    } else if (8 * sizeof(PY_LONG_LONG) - 1 > 4 * PyLong_SHIFT) {
                        lla = (PY_LONG_LONG) (((((((((unsigned PY_LONG_LONG)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        goto long_long;
                    }
                default: return PyLong_Type.tp_as_number->nb_add(op1, op2);
            }
        }
                x = a + b;
            return PyLong_FromLong(x);
        long_long:
                llx = lla + llb;
            return PyLong_FromLongLong(llx);
    }
    #endif
    if (PyFloat_CheckExact(op1)) {
        const long b = intval;
        double a = PyFloat_AS_DOUBLE(op1);
            double result;
            PyFPE_START_PROTECT("add", return NULL)
            result = ((double)a) + (double)b;
            PyFPE_END_PROTECT(result)
            return PyFloat_FromDouble(result);
    }
    return (inplace ? PyNumber_InPlaceAdd : PyNumber_Add)(op1, op2);
}
#endif

static CYTHON_INLINE long __Pyx_mod_long(long a, long b) {
    long r = a % b;
    r += ((r != 0) & ((r ^ b) < 0)) * b;
    return r;
}

#if CYTHON_COMPILING_IN_CPYTHON
static PyObject* __Pyx_PyInt_SubtractObjC(PyObject *op1, PyObject *op2, CYTHON_UNUSED long intval, CYTHON_UNUSED int inplace) {
    #if PY_MAJOR_VERSION < 3
    if (likely(PyInt_CheckExact(op1))) {
        const long b = intval;
        long x;
        long a = PyInt_AS_LONG(op1);
            x = (long)((unsigned long)a - b);
            if (likely((x^a) >= 0 || (x^~b) >= 0))
                return PyInt_FromLong(x);
            return PyLong_Type.tp_as_number->nb_subtract(op1, op2);
    }
    #endif
    #if CYTHON_USE_PYLONG_INTERNALS && PY_MAJOR_VERSION >= 3
    if (likely(PyLong_CheckExact(op1))) {
        const long b = intval;
        long a, x;
        const PY_LONG_LONG llb = intval;
        PY_LONG_LONG lla, llx;
        const digit* digits = ((PyLongObject*)op1)->ob_digit;
        const Py_ssize_t size = Py_SIZE(op1);
        if (likely(__Pyx_sst_abs(size) <= 1)) {
            a = likely(size) ? digits[0] : 0;
            if (size == -1) a = -a;
        } else {
            switch (size) {
                case -2:
                    if (8 * sizeof(long) - 1 > 2 * PyLong_SHIFT) {
                        a = -(long) (((((unsigned long)digits[1]) << PyLong_SHIFT) | digits[0]));
                        break;
                    } else if (8 * sizeof(PY_LONG_LONG) - 1 > 2 * PyLong_SHIFT) {
                        lla = -(PY_LONG_LONG) (((((unsigned PY_LONG_LONG)digits[1]) << PyLong_SHIFT) | digits[0]));
                        goto long_long;
                    }
                case 2:
                    if (8 * sizeof(long) - 1 > 2 * PyLong_SHIFT) {
                        a = (long) (((((unsigned long)digits[1]) << PyLong_SHIFT) | digits[0]));
                        break;
                    } else if (8 * sizeof(PY_LONG_LONG) - 1 > 2 * PyLong_SHIFT) {
                        lla = (PY_LONG_LONG) (((((unsigned PY_LONG_LONG)digits[1]) << PyLong_SHIFT) | digits[0]));
                        goto long_long;
                    }
                case -3:
                    if (8 * sizeof(long) - 1 > 3 * PyLong_SHIFT) {
                        a = -(long) (((((((unsigned long)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        break;
                    } else if (8 * sizeof(PY_LONG_LONG) - 1 > 3 * PyLong_SHIFT) {
                        lla = -(PY_LONG_LONG) (((((((unsigned PY_LONG_LONG)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        goto long_long;
                    }
                case 3:
                    if (8 * sizeof(long) - 1 > 3 * PyLong_SHIFT) {
                        a = (long) (((((((unsigned long)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        break;
                    } else if (8 * sizeof(PY_LONG_LONG) - 1 > 3 * PyLong_SHIFT) {
                        lla = (PY_LONG_LONG) (((((((unsigned PY_LONG_LONG)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        goto long_long;
                    }
                case -4:
                    if (8 * sizeof(long) - 1 > 4 * PyLong_SHIFT) {
                        a = -(long) (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        break;
                    } else if (8 * sizeof(PY_LONG_LONG) - 1 > 4 * PyLong_SHIFT) {
                        lla = -(PY_LONG_LONG) (((((((((unsigned PY_LONG_LONG)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        goto long_long;
                    }
                case 4:
                    if (8 * sizeof(long) - 1 > 4 * PyLong_SHIFT) {
                        a = (long) (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        break;
                    } else if (8 * sizeof(PY_LONG_LONG) - 1 > 4 * PyLong_SHIFT) {
                        lla = (PY_LONG_LONG) (((((((((unsigned PY_LONG_LONG)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        goto long_long;
                    }
                default: return PyLong_Type.tp_as_number->nb_subtract(op1, op2);
            }
        }
                x = a - b;
            return PyLong_FromLong(x);
        long_long:
                llx = lla - llb;
            return PyLong_FromLongLong(llx);
    }
    #endif
    if (PyFloat_CheckExact(op1)) {
        const long b = intval;
        double a = PyFloat_AS_DOUBLE(op1);
            double result;
            PyFPE_START_PROTECT("subtract", return NULL)
            result = ((double)a) - (double)b;
            PyFPE_END_PROTECT(result)
            return PyFloat_FromDouble(result);
    }
    return (inplace ? PyNumber_InPlaceSubtract : PyNumber_Subtract)(op1, op2);
}
#endif

#if CYTHON_COMPILING_IN_CPYTHON
static PyObject* __Pyx_PyFloat_DivideCObj(PyObject *op1, PyObject *op2, double floatval, CYTHON_UNUSED int inplace) {
    const double a = floatval;
    double b, result;
    if (likely(PyFloat_CheckExact(op2))) {
        b = PyFloat_AS_DOUBLE(op2);
    } else
    #if PY_MAJOR_VERSION < 3
    if (likely(PyInt_CheckExact(op2))) {
        b = (double) PyInt_AS_LONG(op2);
    } else
    #endif
    if (likely(PyLong_CheckExact(op2))) {
        #if CYTHON_USE_PYLONG_INTERNALS && PY_MAJOR_VERSION >= 3
        const digit* digits = ((PyLongObject*)op2)->ob_digit;
        const Py_ssize_t size = Py_SIZE(op2);
        switch (size) {
            case  0: b = 0.0; break;
            case -1: b = -(double) digits[0]; break;
            case  1: b = (double) digits[0]; break;
            case -2:
            case 2:
                if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT && ((8 * sizeof(unsigned long) < 53) || (1 * PyLong_SHIFT < 53))) {
                    b = (double) (((((unsigned long)digits[1]) << PyLong_SHIFT) | digits[0]));
                    if ((8 * sizeof(unsigned long) < 53) || (2 * PyLong_SHIFT < 53) || (b < (double) (1L<<53))) {
                        if (size == -2)
                            b = -b;
                        break;
                    }
                }
            case -3:
            case 3:
                if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT && ((8 * sizeof(unsigned long) < 53) || (2 * PyLong_SHIFT < 53))) {
                    b = (double) (((((((unsigned long)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                    if ((8 * sizeof(unsigned long) < 53) || (3 * PyLong_SHIFT < 53) || (b < (double) (1L<<53))) {
                        if (size == -3)
                            b = -b;
                        break;
                    }
                }
            case -4:
            case 4:
                if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT && ((8 * sizeof(unsigned long) < 53) || (3 * PyLong_SHIFT < 53))) {
                    b = (double) (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                    if ((8 * sizeof(unsigned long) < 53) || (4 * PyLong_SHIFT < 53) || (b < (double) (1L<<53))) {
                        if (size == -4)
                            b = -b;
                        break;
                    }
                }
            default:
        #else
        {
        #endif
            b = PyLong_AsDouble(op2);
            if (unlikely(b == -1.0 && PyErr_Occurred())) return NULL;
        }
    } else {
        return (inplace ? __Pyx_PyNumber_InPlaceDivide(op1, op2) : __Pyx_PyNumber_Divide(op1, op2));
    }
        PyFPE_START_PROTECT("divide", return NULL)
        result = a / b;
        PyFPE_END_PROTECT(result)
        return PyFloat_FromDouble(result);
}
#endif

static CYTHON_INLINE int __Pyx_PyBytes_Equals(PyObject* s1, PyObject* s2, int equals) {
#if CYTHON_COMPILING_IN_PYPY
    return PyObject_RichCompareBool(s1, s2, equals);
#else
    if (s1 == s2) {
        return (equals == Py_EQ);
    } else if (PyBytes_CheckExact(s1) & PyBytes_CheckExact(s2)) {
        const char *ps1, *ps2;
        Py_ssize_t length = PyBytes_GET_SIZE(s1);
        if (length != PyBytes_GET_SIZE(s2))
            return (equals == Py_NE);
        ps1 = PyBytes_AS_STRING(s1);
        ps2 = PyBytes_AS_STRING(s2);
        if (ps1[0] != ps2[0]) {
            return (equals == Py_NE);
        } else if (length == 1) {
            return (equals == Py_EQ);
        } else {
            int result = memcmp(ps1, ps2, (size_t)length);
            return (equals == Py_EQ) ? (result == 0) : (result != 0);
        }
    } else if ((s1 == Py_None) & PyBytes_CheckExact(s2)) {
        return (equals == Py_NE);
    } else if ((s2 == Py_None) & PyBytes_CheckExact(s1)) {
        return (equals == Py_NE);
    } else {
        int result;
        PyObject* py_result = PyObject_RichCompare(s1, s2, equals);
        if (!py_result)
            return -1;
        result = __Pyx_PyObject_IsTrue(py_result);
        Py_DECREF(py_result);
        return result;
    }
#endif
}

static CYTHON_INLINE int __Pyx_PyUnicode_Equals(PyObject* s1, PyObject* s2, int equals) {
#if CYTHON_COMPILING_IN_PYPY
    return PyObject_RichCompareBool(s1, s2, equals);
#else
#if PY_MAJOR_VERSION < 3
    PyObject* owned_ref = NULL;
#endif
    int s1_is_unicode, s2_is_unicode;
    if (s1 == s2) {
        goto return_eq;
    }
    s1_is_unicode = PyUnicode_CheckExact(s1);
    s2_is_unicode = PyUnicode_CheckExact(s2);
#if PY_MAJOR_VERSION < 3
    if ((s1_is_unicode & (!s2_is_unicode)) && PyString_CheckExact(s2)) {
        owned_ref = PyUnicode_FromObject(s2);
        if (unlikely(!owned_ref))
            return -1;
        s2 = owned_ref;
        s2_is_unicode = 1;
    } else if ((s2_is_unicode & (!s1_is_unicode)) && PyString_CheckExact(s1)) {
        owned_ref = PyUnicode_FromObject(s1);
        if (unlikely(!owned_ref))
            return -1;
        s1 = owned_ref;
        s1_is_unicode = 1;
    } else if (((!s2_is_unicode) & (!s1_is_unicode))) {
        return __Pyx_PyBytes_Equals(s1, s2, equals);
    }
#endif
    if (s1_is_unicode & s2_is_unicode) {
        Py_ssize_t length;
        int kind;
        void *data1, *data2;
        if (unlikely(__Pyx_PyUnicode_READY(s1) < 0) || unlikely(__Pyx_PyUnicode_READY(s2) < 0))
            return -1;
        length = __Pyx_PyUnicode_GET_LENGTH(s1);
        if (length != __Pyx_PyUnicode_GET_LENGTH(s2)) {
            goto return_ne;
        }
        kind = __Pyx_PyUnicode_KIND(s1);
        if (kind != __Pyx_PyUnicode_KIND(s2)) {
            goto return_ne;
        }
        data1 = __Pyx_PyUnicode_DATA(s1);
        data2 = __Pyx_PyUnicode_DATA(s2);
        if (__Pyx_PyUnicode_READ(kind, data1, 0) != __Pyx_PyUnicode_READ(kind, data2, 0)) {
            goto return_ne;
        } else if (length == 1) {
            goto return_eq;
        } else {
            int result = memcmp(data1, data2, (size_t)(length * kind));
            #if PY_MAJOR_VERSION < 3
            Py_XDECREF(owned_ref);
            #endif
            return (equals == Py_EQ) ? (result == 0) : (result != 0);
        }
    } else if ((s1 == Py_None) & s2_is_unicode) {
        goto return_ne;
    } else if ((s2 == Py_None) & s1_is_unicode) {
        goto return_ne;
    } else {
        int result;
        PyObject* py_result = PyObject_RichCompare(s1, s2, equals);
        if (!py_result)
            return -1;
        result = __Pyx_PyObject_IsTrue(py_result);
        Py_DECREF(py_result);
        return result;
    }
return_eq:
    #if PY_MAJOR_VERSION < 3
    Py_XDECREF(owned_ref);
    #endif
    return (equals == Py_EQ);
return_ne:
    #if PY_MAJOR_VERSION < 3
    Py_XDECREF(owned_ref);
    #endif
    return (equals == Py_NE);
#endif
}

static CYTHON_INLINE Py_ssize_t __Pyx_div_Py_ssize_t(Py_ssize_t a, Py_ssize_t b) {
    Py_ssize_t q = a / b;
    Py_ssize_t r = a - q*b;
    q -= ((r != 0) & ((r ^ b) < 0));
    return q;
}

static CYTHON_INLINE PyObject* __Pyx_decode_c_string(
         const char* cstring, Py_ssize_t start, Py_ssize_t stop,
         const char* encoding, const char* errors,
         PyObject* (*decode_func)(const char *s, Py_ssize_t size, const char *errors)) {
    Py_ssize_t length;
    if (unlikely((start < 0) | (stop < 0))) {
        length = strlen(cstring);
        if (start < 0) {
            start += length;
            if (start < 0)
                start = 0;
        }
        if (stop < 0)
            stop += length;
    }
    length = stop - start;
    if (unlikely(length <= 0))
        return PyUnicode_FromUnicode(NULL, 0);
    cstring += start;
    if (decode_func) {
        return decode_func(cstring, length, errors);
    } else {
        return PyUnicode_Decode(cstring, length, encoding, errors);
    }
}

static CYTHON_INLINE void __Pyx_ExceptionSwap(PyObject **type, PyObject **value, PyObject **tb) {
    PyObject *tmp_type, *tmp_value, *tmp_tb;
#if CYTHON_COMPILING_IN_CPYTHON
    PyThreadState *tstate = PyThreadState_GET();
    tmp_type = tstate->exc_type;
    tmp_value = tstate->exc_value;
    tmp_tb = tstate->exc_traceback;
    tstate->exc_type = *type;
    tstate->exc_value = *value;
    tstate->exc_traceback = *tb;
#else
    PyErr_GetExcInfo(&tmp_type, &tmp_value, &tmp_tb);
    PyErr_SetExcInfo(*type, *value, *tb);
#endif
    *type = tmp_type;
    *value = tmp_value;
    *tb = tmp_tb;
}

static CYTHON_INLINE void __Pyx_RaiseUnboundLocalError(const char *varname) {
    PyErr_Format(PyExc_UnboundLocalError, "local variable '%s' referenced before assignment", varname);
}

static CYTHON_INLINE long __Pyx_div_long(long a, long b) {
    long q = a / b;
    long r = a - q*b;
    q -= ((r != 0) & ((r ^ b) < 0));
    return q;
}

static int __Pyx_call_next_tp_traverse(PyObject* obj, visitproc v, void *a, traverseproc current_tp_traverse) {
    PyTypeObject* type = Py_TYPE(obj);
    while (type && type->tp_traverse != current_tp_traverse)
        type = type->tp_base;
    while (type && type->tp_traverse == current_tp_traverse)
        type = type->tp_base;
    if (type && type->tp_traverse)
        return type->tp_traverse(obj, v, a);
    return 0;
}

static void __Pyx_call_next_tp_clear(PyObject* obj, inquiry current_tp_clear) {
    PyTypeObject* type = Py_TYPE(obj);
    while (type && type->tp_clear != current_tp_clear)
        type = type->tp_base;
    while (type && type->tp_clear == current_tp_clear)
        type = type->tp_base;
    if (type && type->tp_clear)
        type->tp_clear(obj);
}

static int __Pyx_SetVtable(PyObject *dict, void *vtable) {
#if PY_VERSION_HEX >= 0x02070000
    PyObject *ob = PyCapsule_New(vtable, 0, 0);
#else
    PyObject *ob = PyCObject_FromVoidPtr(vtable, 0);
#endif
    if (!ob)
        goto bad;
    if (PyDict_SetItem(dict, __pyx_n_s_pyx_vtable, ob) < 0)
        goto bad;
    Py_DECREF(ob);
    return 0;
bad:
    Py_XDECREF(ob);
    return -1;
}

static void* __Pyx_GetVtable(PyObject *dict) {
    void* ptr;
    PyObject *ob = PyObject_GetItem(dict, __pyx_n_s_pyx_vtable);
    if (!ob)
        goto bad;
#if PY_VERSION_HEX >= 0x02070000
    ptr = PyCapsule_GetPointer(ob, 0);
#else
    ptr = PyCObject_AsVoidPtr(ob);
#endif
    if (!ptr && !PyErr_Occurred())
        PyErr_SetString(PyExc_RuntimeError, "invalid vtable found for imported type");
    Py_DECREF(ob);
    return ptr;
bad:
    Py_XDECREF(ob);
    return NULL;
}

static PyTypeObject* __Pyx_FetchCommonType(PyTypeObject* type) {
    PyObject* fake_module;
    PyTypeObject* cached_type = NULL;
    fake_module = PyImport_AddModule((char*) "_cython_" CYTHON_ABI);
    if (!fake_module) return NULL;
    Py_INCREF(fake_module);
    cached_type = (PyTypeObject*) PyObject_GetAttrString(fake_module, type->tp_name);
    if (cached_type) {
        if (!PyType_Check((PyObject*)cached_type)) {
            PyErr_Format(PyExc_TypeError,
                "Shared Cython type %.200s is not a type object",
                type->tp_name);
            goto bad;
        }
        if (cached_type->tp_basicsize != type->tp_basicsize) {
            PyErr_Format(PyExc_TypeError,
                "Shared Cython type %.200s has the wrong size, try recompiling",
                type->tp_name);
            goto bad;
        }
    } else {
        if (!PyErr_ExceptionMatches(PyExc_AttributeError)) goto bad;
        PyErr_Clear();
        if (PyType_Ready(type) < 0) goto bad;
        if (PyObject_SetAttrString(fake_module, type->tp_name, (PyObject*) type) < 0)
            goto bad;
        Py_INCREF(type);
        cached_type = type;
    }
done:
    Py_DECREF(fake_module);
    return cached_type;
bad:
    Py_XDECREF(cached_type);
    cached_type = NULL;
    goto done;
}

static PyObject *
__Pyx_CyFunction_get_doc(__pyx_CyFunctionObject *op, CYTHON_UNUSED void *closure)
{
    if (unlikely(op->func_doc == NULL)) {
        if (op->func.m_ml->ml_doc) {
#if PY_MAJOR_VERSION >= 3
            op->func_doc = PyUnicode_FromString(op->func.m_ml->ml_doc);
#else
            op->func_doc = PyString_FromString(op->func.m_ml->ml_doc);
#endif
            if (unlikely(op->func_doc == NULL))
                return NULL;
        } else {
            Py_INCREF(Py_None);
            return Py_None;
        }
    }
    Py_INCREF(op->func_doc);
    return op->func_doc;
}
static int
__Pyx_CyFunction_set_doc(__pyx_CyFunctionObject *op, PyObject *value)
{
    PyObject *tmp = op->func_doc;
    if (value == NULL) {
        value = Py_None;
    }
    Py_INCREF(value);
    op->func_doc = value;
    Py_XDECREF(tmp);
    return 0;
}
static PyObject *
__Pyx_CyFunction_get_name(__pyx_CyFunctionObject *op)
{
    if (unlikely(op->func_name == NULL)) {
#if PY_MAJOR_VERSION >= 3
        op->func_name = PyUnicode_InternFromString(op->func.m_ml->ml_name);
#else
        op->func_name = PyString_InternFromString(op->func.m_ml->ml_name);
#endif
        if (unlikely(op->func_name == NULL))
            return NULL;
    }
    Py_INCREF(op->func_name);
    return op->func_name;
}
static int
__Pyx_CyFunction_set_name(__pyx_CyFunctionObject *op, PyObject *value)
{
    PyObject *tmp;
#if PY_MAJOR_VERSION >= 3
    if (unlikely(value == NULL || !PyUnicode_Check(value))) {
#else
    if (unlikely(value == NULL || !PyString_Check(value))) {
#endif
        PyErr_SetString(PyExc_TypeError,
                        "__name__ must be set to a string object");
        return -1;
    }
    tmp = op->func_name;
    Py_INCREF(value);
    op->func_name = value;
    Py_XDECREF(tmp);
    return 0;
}
static PyObject *
__Pyx_CyFunction_get_qualname(__pyx_CyFunctionObject *op)
{
    Py_INCREF(op->func_qualname);
    return op->func_qualname;
}
static int
__Pyx_CyFunction_set_qualname(__pyx_CyFunctionObject *op, PyObject *value)
{
    PyObject *tmp;
#if PY_MAJOR_VERSION >= 3
    if (unlikely(value == NULL || !PyUnicode_Check(value))) {
#else
    if (unlikely(value == NULL || !PyString_Check(value))) {
#endif
        PyErr_SetString(PyExc_TypeError,
                        "__qualname__ must be set to a string object");
        return -1;
    }
    tmp = op->func_qualname;
    Py_INCREF(value);
    op->func_qualname = value;
    Py_XDECREF(tmp);
    return 0;
}
static PyObject *
__Pyx_CyFunction_get_self(__pyx_CyFunctionObject *m, CYTHON_UNUSED void *closure)
{
    PyObject *self;
    self = m->func_closure;
    if (self == NULL)
        self = Py_None;
    Py_INCREF(self);
    return self;
}
static PyObject *
__Pyx_CyFunction_get_dict(__pyx_CyFunctionObject *op)
{
    if (unlikely(op->func_dict == NULL)) {
        op->func_dict = PyDict_New();
        if (unlikely(op->func_dict == NULL))
            return NULL;
    }
    Py_INCREF(op->func_dict);
    return op->func_dict;
}
static int
__Pyx_CyFunction_set_dict(__pyx_CyFunctionObject *op, PyObject *value)
{
    PyObject *tmp;
    if (unlikely(value == NULL)) {
        PyErr_SetString(PyExc_TypeError,
               "function's dictionary may not be deleted");
        return -1;
    }
    if (unlikely(!PyDict_Check(value))) {
        PyErr_SetString(PyExc_TypeError,
               "setting function's dictionary to a non-dict");
        return -1;
    }
    tmp = op->func_dict;
    Py_INCREF(value);
    op->func_dict = value;
    Py_XDECREF(tmp);
    return 0;
}
static PyObject *
__Pyx_CyFunction_get_globals(__pyx_CyFunctionObject *op)
{
    Py_INCREF(op->func_globals);
    return op->func_globals;
}
static PyObject *
__Pyx_CyFunction_get_closure(CYTHON_UNUSED __pyx_CyFunctionObject *op)
{
    Py_INCREF(Py_None);
    return Py_None;
}
static PyObject *
__Pyx_CyFunction_get_code(__pyx_CyFunctionObject *op)
{
    PyObject* result = (op->func_code) ? op->func_code : Py_None;
    Py_INCREF(result);
    return result;
}
static int
__Pyx_CyFunction_init_defaults(__pyx_CyFunctionObject *op) {
    int result = 0;
    PyObject *res = op->defaults_getter((PyObject *) op);
    if (unlikely(!res))
        return -1;
    #if CYTHON_COMPILING_IN_CPYTHON
    op->defaults_tuple = PyTuple_GET_ITEM(res, 0);
    Py_INCREF(op->defaults_tuple);
    op->defaults_kwdict = PyTuple_GET_ITEM(res, 1);
    Py_INCREF(op->defaults_kwdict);
    #else
    op->defaults_tuple = PySequence_ITEM(res, 0);
    if (unlikely(!op->defaults_tuple)) result = -1;
    else {
        op->defaults_kwdict = PySequence_ITEM(res, 1);
        if (unlikely(!op->defaults_kwdict)) result = -1;
    }
    #endif
    Py_DECREF(res);
    return result;
}
static int
__Pyx_CyFunction_set_defaults(__pyx_CyFunctionObject *op, PyObject* value) {
    PyObject* tmp;
    if (!value) {
        value = Py_None;
    } else if (value != Py_None && !PyTuple_Check(value)) {
        PyErr_SetString(PyExc_TypeError,
                        "__defaults__ must be set to a tuple object");
        return -1;
    }
    Py_INCREF(value);
    tmp = op->defaults_tuple;
    op->defaults_tuple = value;
    Py_XDECREF(tmp);
    return 0;
}
static PyObject *
__Pyx_CyFunction_get_defaults(__pyx_CyFunctionObject *op) {
    PyObject* result = op->defaults_tuple;
    if (unlikely(!result)) {
        if (op->defaults_getter) {
            if (__Pyx_CyFunction_init_defaults(op) < 0) return NULL;
            result = op->defaults_tuple;
        } else {
            result = Py_None;
        }
    }
    Py_INCREF(result);
    return result;
}
static int
__Pyx_CyFunction_set_kwdefaults(__pyx_CyFunctionObject *op, PyObject* value) {
    PyObject* tmp;
    if (!value) {
        value = Py_None;
    } else if (value != Py_None && !PyDict_Check(value)) {
        PyErr_SetString(PyExc_TypeError,
                        "__kwdefaults__ must be set to a dict object");
        return -1;
    }
    Py_INCREF(value);
    tmp = op->defaults_kwdict;
    op->defaults_kwdict = value;
    Py_XDECREF(tmp);
    return 0;
}
static PyObject *
__Pyx_CyFunction_get_kwdefaults(__pyx_CyFunctionObject *op) {
    PyObject* result = op->defaults_kwdict;
    if (unlikely(!result)) {
        if (op->defaults_getter) {
            if (__Pyx_CyFunction_init_defaults(op) < 0) return NULL;
            result = op->defaults_kwdict;
        } else {
            result = Py_None;
        }
    }
    Py_INCREF(result);
    return result;
}
static int
__Pyx_CyFunction_set_annotations(__pyx_CyFunctionObject *op, PyObject* value) {
    PyObject* tmp;
    if (!value || value == Py_None) {
        value = NULL;
    } else if (!PyDict_Check(value)) {
        PyErr_SetString(PyExc_TypeError,
                        "__annotations__ must be set to a dict object");
        return -1;
    }
    Py_XINCREF(value);
    tmp = op->func_annotations;
    op->func_annotations = value;
    Py_XDECREF(tmp);
    return 0;
}
static PyObject *
__Pyx_CyFunction_get_annotations(__pyx_CyFunctionObject *op) {
    PyObject* result = op->func_annotations;
    if (unlikely(!result)) {
        result = PyDict_New();
        if (unlikely(!result)) return NULL;
        op->func_annotations = result;
    }
    Py_INCREF(result);
    return result;
}
static PyGetSetDef __pyx_CyFunction_getsets[] = {
    {(char *) "func_doc", (getter)__Pyx_CyFunction_get_doc, (setter)__Pyx_CyFunction_set_doc, 0, 0},
    {(char *) "__doc__",  (getter)__Pyx_CyFunction_get_doc, (setter)__Pyx_CyFunction_set_doc, 0, 0},
    {(char *) "func_name", (getter)__Pyx_CyFunction_get_name, (setter)__Pyx_CyFunction_set_name, 0, 0},
    {(char *) "__name__", (getter)__Pyx_CyFunction_get_name, (setter)__Pyx_CyFunction_set_name, 0, 0},
    {(char *) "__qualname__", (getter)__Pyx_CyFunction_get_qualname, (setter)__Pyx_CyFunction_set_qualname, 0, 0},
    {(char *) "__self__", (getter)__Pyx_CyFunction_get_self, 0, 0, 0},
    {(char *) "func_dict", (getter)__Pyx_CyFunction_get_dict, (setter)__Pyx_CyFunction_set_dict, 0, 0},
    {(char *) "__dict__", (getter)__Pyx_CyFunction_get_dict, (setter)__Pyx_CyFunction_set_dict, 0, 0},
    {(char *) "func_globals", (getter)__Pyx_CyFunction_get_globals, 0, 0, 0},
    {(char *) "__globals__", (getter)__Pyx_CyFunction_get_globals, 0, 0, 0},
    {(char *) "func_closure", (getter)__Pyx_CyFunction_get_closure, 0, 0, 0},
    {(char *) "__closure__", (getter)__Pyx_CyFunction_get_closure, 0, 0, 0},
    {(char *) "func_code", (getter)__Pyx_CyFunction_get_code, 0, 0, 0},
    {(char *) "__code__", (getter)__Pyx_CyFunction_get_code, 0, 0, 0},
    {(char *) "func_defaults", (getter)__Pyx_CyFunction_get_defaults, (setter)__Pyx_CyFunction_set_defaults, 0, 0},
    {(char *) "__defaults__", (getter)__Pyx_CyFunction_get_defaults, (setter)__Pyx_CyFunction_set_defaults, 0, 0},
    {(char *) "__kwdefaults__", (getter)__Pyx_CyFunction_get_kwdefaults, (setter)__Pyx_CyFunction_set_kwdefaults, 0, 0},
    {(char *) "__annotations__", (getter)__Pyx_CyFunction_get_annotations, (setter)__Pyx_CyFunction_set_annotations, 0, 0},
    {0, 0, 0, 0, 0}
};
static PyMemberDef __pyx_CyFunction_members[] = {
    {(char *) "__module__", T_OBJECT, offsetof(__pyx_CyFunctionObject, func.m_module), PY_WRITE_RESTRICTED, 0},
    {0, 0, 0,  0, 0}
};
static PyObject *
__Pyx_CyFunction_reduce(__pyx_CyFunctionObject *m, CYTHON_UNUSED PyObject *args)
{
#if PY_MAJOR_VERSION >= 3
    return PyUnicode_FromString(m->func.m_ml->ml_name);
#else
    return PyString_FromString(m->func.m_ml->ml_name);
#endif
}
static PyMethodDef __pyx_CyFunction_methods[] = {
    {"__reduce__", (PyCFunction)__Pyx_CyFunction_reduce, METH_VARARGS, 0},
    {0, 0, 0, 0}
};
#if PY_VERSION_HEX < 0x030500A0
#define __Pyx_CyFunction_weakreflist(cyfunc) ((cyfunc)->func_weakreflist)
#else
#define __Pyx_CyFunction_weakreflist(cyfunc) ((cyfunc)->func.m_weakreflist)
#endif
static PyObject *__Pyx_CyFunction_New(PyTypeObject *type, PyMethodDef *ml, int flags, PyObject* qualname,
                                      PyObject *closure, PyObject *module, PyObject* globals, PyObject* code) {
    __pyx_CyFunctionObject *op = PyObject_GC_New(__pyx_CyFunctionObject, type);
    if (op == NULL)
        return NULL;
    op->flags = flags;
    __Pyx_CyFunction_weakreflist(op) = NULL;
    op->func.m_ml = ml;
    op->func.m_self = (PyObject *) op;
    Py_XINCREF(closure);
    op->func_closure = closure;
    Py_XINCREF(module);
    op->func.m_module = module;
    op->func_dict = NULL;
    op->func_name = NULL;
    Py_INCREF(qualname);
    op->func_qualname = qualname;
    op->func_doc = NULL;
    op->func_classobj = NULL;
    op->func_globals = globals;
    Py_INCREF(op->func_globals);
    Py_XINCREF(code);
    op->func_code = code;
    op->defaults_pyobjects = 0;
    op->defaults = NULL;
    op->defaults_tuple = NULL;
    op->defaults_kwdict = NULL;
    op->defaults_getter = NULL;
    op->func_annotations = NULL;
    PyObject_GC_Track(op);
    return (PyObject *) op;
}
static int
__Pyx_CyFunction_clear(__pyx_CyFunctionObject *m)
{
    Py_CLEAR(m->func_closure);
    Py_CLEAR(m->func.m_module);
    Py_CLEAR(m->func_dict);
    Py_CLEAR(m->func_name);
    Py_CLEAR(m->func_qualname);
    Py_CLEAR(m->func_doc);
    Py_CLEAR(m->func_globals);
    Py_CLEAR(m->func_code);
    Py_CLEAR(m->func_classobj);
    Py_CLEAR(m->defaults_tuple);
    Py_CLEAR(m->defaults_kwdict);
    Py_CLEAR(m->func_annotations);
    if (m->defaults) {
        PyObject **pydefaults = __Pyx_CyFunction_Defaults(PyObject *, m);
        int i;
        for (i = 0; i < m->defaults_pyobjects; i++)
            Py_XDECREF(pydefaults[i]);
        PyMem_Free(m->defaults);
        m->defaults = NULL;
    }
    return 0;
}
static void __Pyx_CyFunction_dealloc(__pyx_CyFunctionObject *m)
{
    PyObject_GC_UnTrack(m);
    if (__Pyx_CyFunction_weakreflist(m) != NULL)
        PyObject_ClearWeakRefs((PyObject *) m);
    __Pyx_CyFunction_clear(m);
    PyObject_GC_Del(m);
}
static int __Pyx_CyFunction_traverse(__pyx_CyFunctionObject *m, visitproc visit, void *arg)
{
    Py_VISIT(m->func_closure);
    Py_VISIT(m->func.m_module);
    Py_VISIT(m->func_dict);
    Py_VISIT(m->func_name);
    Py_VISIT(m->func_qualname);
    Py_VISIT(m->func_doc);
    Py_VISIT(m->func_globals);
    Py_VISIT(m->func_code);
    Py_VISIT(m->func_classobj);
    Py_VISIT(m->defaults_tuple);
    Py_VISIT(m->defaults_kwdict);
    if (m->defaults) {
        PyObject **pydefaults = __Pyx_CyFunction_Defaults(PyObject *, m);
        int i;
        for (i = 0; i < m->defaults_pyobjects; i++)
            Py_VISIT(pydefaults[i]);
    }
    return 0;
}
static PyObject *__Pyx_CyFunction_descr_get(PyObject *func, PyObject *obj, PyObject *type)
{
    __pyx_CyFunctionObject *m = (__pyx_CyFunctionObject *) func;
    if (m->flags & __Pyx_CYFUNCTION_STATICMETHOD) {
        Py_INCREF(func);
        return func;
    }
    if (m->flags & __Pyx_CYFUNCTION_CLASSMETHOD) {
        if (type == NULL)
            type = (PyObject *)(Py_TYPE(obj));
        return __Pyx_PyMethod_New(func, type, (PyObject *)(Py_TYPE(type)));
    }
    if (obj == Py_None)
        obj = NULL;
    return __Pyx_PyMethod_New(func, obj, type);
}
static PyObject*
__Pyx_CyFunction_repr(__pyx_CyFunctionObject *op)
{
#if PY_MAJOR_VERSION >= 3
    return PyUnicode_FromFormat("<cyfunction %U at %p>",
                                op->func_qualname, (void *)op);
#else
    return PyString_FromFormat("<cyfunction %s at %p>",
                               PyString_AsString(op->func_qualname), (void *)op);
#endif
}
#if CYTHON_COMPILING_IN_PYPY
static PyObject * __Pyx_CyFunction_Call(PyObject *func, PyObject *arg, PyObject *kw) {
    PyCFunctionObject* f = (PyCFunctionObject*)func;
    PyCFunction meth = f->m_ml->ml_meth;
    PyObject *self = f->m_self;
    Py_ssize_t size;
    switch (f->m_ml->ml_flags & (METH_VARARGS | METH_KEYWORDS | METH_NOARGS | METH_O)) {
    case METH_VARARGS:
        if (likely(kw == NULL || PyDict_Size(kw) == 0))
            return (*meth)(self, arg);
        break;
    case METH_VARARGS | METH_KEYWORDS:
        return (*(PyCFunctionWithKeywords)meth)(self, arg, kw);
    case METH_NOARGS:
        if (likely(kw == NULL || PyDict_Size(kw) == 0)) {
            size = PyTuple_GET_SIZE(arg);
            if (likely(size == 0))
                return (*meth)(self, NULL);
            PyErr_Format(PyExc_TypeError,
                "%.200s() takes no arguments (%" CYTHON_FORMAT_SSIZE_T "d given)",
                f->m_ml->ml_name, size);
            return NULL;
        }
        break;
    case METH_O:
        if (likely(kw == NULL || PyDict_Size(kw) == 0)) {
            size = PyTuple_GET_SIZE(arg);
            if (likely(size == 1)) {
                PyObject *result, *arg0 = PySequence_ITEM(arg, 0);
                if (unlikely(!arg0)) return NULL;
                result = (*meth)(self, arg0);
                Py_DECREF(arg0);
                return result;
            }
            PyErr_Format(PyExc_TypeError,
                "%.200s() takes exactly one argument (%" CYTHON_FORMAT_SSIZE_T "d given)",
                f->m_ml->ml_name, size);
            return NULL;
        }
        break;
    default:
        PyErr_SetString(PyExc_SystemError, "Bad call flags in "
                        "__Pyx_CyFunction_Call. METH_OLDARGS is no "
                        "longer supported!");
        return NULL;
    }
    PyErr_Format(PyExc_TypeError, "%.200s() takes no keyword arguments",
                 f->m_ml->ml_name);
    return NULL;
}
#else
static PyObject * __Pyx_CyFunction_Call(PyObject *func, PyObject *arg, PyObject *kw) {
	return PyCFunction_Call(func, arg, kw);
}
#endif
static PyTypeObject __pyx_CyFunctionType_type = {
    PyVarObject_HEAD_INIT(0, 0)
    "cython_function_or_method",
    sizeof(__pyx_CyFunctionObject),
    0,
    (destructor) __Pyx_CyFunction_dealloc,
    0,
    0,
    0,
#if PY_MAJOR_VERSION < 3
    0,
#else
    0,
#endif
    (reprfunc) __Pyx_CyFunction_repr,
    0,
    0,
    0,
    0,
    __Pyx_CyFunction_Call,
    0,
    0,
    0,
    0,
    Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC,
    0,
    (traverseproc) __Pyx_CyFunction_traverse,
    (inquiry) __Pyx_CyFunction_clear,
    0,
#if PY_VERSION_HEX < 0x030500A0
    offsetof(__pyx_CyFunctionObject, func_weakreflist),
#else
    offsetof(PyCFunctionObject, m_weakreflist),
#endif
    0,
    0,
    __pyx_CyFunction_methods,
    __pyx_CyFunction_members,
    __pyx_CyFunction_getsets,
    0,
    0,
    __Pyx_CyFunction_descr_get,
    0,
    offsetof(__pyx_CyFunctionObject, func_dict),
    0,
    0,
    0,
    0,
    0,
    0,
    0,
    0,
    0,
    0,
    0,
    0,
#if PY_VERSION_HEX >= 0x030400a1
    0,
#endif
};
static int __pyx_CyFunction_init(void) {
#if !CYTHON_COMPILING_IN_PYPY
    __pyx_CyFunctionType_type.tp_call = PyCFunction_Call;
#endif
    __pyx_CyFunctionType = __Pyx_FetchCommonType(&__pyx_CyFunctionType_type);
    if (__pyx_CyFunctionType == NULL) {
        return -1;
    }
    return 0;
}
static CYTHON_INLINE void *__Pyx_CyFunction_InitDefaults(PyObject *func, size_t size, int pyobjects) {
    __pyx_CyFunctionObject *m = (__pyx_CyFunctionObject *) func;
    m->defaults = PyMem_Malloc(size);
    if (!m->defaults)
        return PyErr_NoMemory();
    memset(m->defaults, 0, size);
    m->defaults_pyobjects = pyobjects;
    return m->defaults;
}
static CYTHON_INLINE void __Pyx_CyFunction_SetDefaultsTuple(PyObject *func, PyObject *tuple) {
    __pyx_CyFunctionObject *m = (__pyx_CyFunctionObject *) func;
    m->defaults_tuple = tuple;
    Py_INCREF(tuple);
}
static CYTHON_INLINE void __Pyx_CyFunction_SetDefaultsKwDict(PyObject *func, PyObject *dict) {
    __pyx_CyFunctionObject *m = (__pyx_CyFunctionObject *) func;
    m->defaults_kwdict = dict;
    Py_INCREF(dict);
}
static CYTHON_INLINE void __Pyx_CyFunction_SetAnnotationsDict(PyObject *func, PyObject *dict) {
    __pyx_CyFunctionObject *m = (__pyx_CyFunctionObject *) func;
    m->func_annotations = dict;
    Py_INCREF(dict);
}

static PyObject *
__pyx_FusedFunction_New(PyTypeObject *type, PyMethodDef *ml, int flags,
                        PyObject *qualname, PyObject *self,
                        PyObject *module, PyObject *globals,
                        PyObject *code)
{
    __pyx_FusedFunctionObject *fusedfunc =
        (__pyx_FusedFunctionObject *) __Pyx_CyFunction_New(type, ml, flags, qualname,
                                                           self, module, globals, code);
    if (!fusedfunc)
        return NULL;
    fusedfunc->__signatures__ = NULL;
    fusedfunc->type = NULL;
    fusedfunc->self = NULL;
    return (PyObject *) fusedfunc;
}
static void __pyx_FusedFunction_dealloc(__pyx_FusedFunctionObject *self) {
    __pyx_FusedFunction_clear(self);
    __pyx_FusedFunctionType->tp_free((PyObject *) self);
}
static int
__pyx_FusedFunction_traverse(__pyx_FusedFunctionObject *self,
                             visitproc visit,
                             void *arg)
{
    Py_VISIT(self->self);
    Py_VISIT(self->type);
    Py_VISIT(self->__signatures__);
    return __Pyx_CyFunction_traverse((__pyx_CyFunctionObject *) self, visit, arg);
}
static int
__pyx_FusedFunction_clear(__pyx_FusedFunctionObject *self)
{
    Py_CLEAR(self->self);
    Py_CLEAR(self->type);
    Py_CLEAR(self->__signatures__);
    return __Pyx_CyFunction_clear((__pyx_CyFunctionObject *) self);
}
static PyObject *
__pyx_FusedFunction_descr_get(PyObject *self, PyObject *obj, PyObject *type)
{
    __pyx_FusedFunctionObject *func, *meth;
    func = (__pyx_FusedFunctionObject *) self;
    if (func->self || func->func.flags & __Pyx_CYFUNCTION_STATICMETHOD) {
        Py_INCREF(self);
        return self;
    }
    if (obj == Py_None)
        obj = NULL;
    meth = (__pyx_FusedFunctionObject *) __pyx_FusedFunction_NewEx(
                    ((PyCFunctionObject *) func)->m_ml,
                    ((__pyx_CyFunctionObject *) func)->flags,
                    ((__pyx_CyFunctionObject *) func)->func_qualname,
                    ((__pyx_CyFunctionObject *) func)->func_closure,
                    ((PyCFunctionObject *) func)->m_module,
                    ((__pyx_CyFunctionObject *) func)->func_globals,
                    ((__pyx_CyFunctionObject *) func)->func_code);
    if (!meth)
        return NULL;
    Py_XINCREF(func->func.func_classobj);
    meth->func.func_classobj = func->func.func_classobj;
    Py_XINCREF(func->__signatures__);
    meth->__signatures__ = func->__signatures__;
    Py_XINCREF(type);
    meth->type = type;
    Py_XINCREF(func->func.defaults_tuple);
    meth->func.defaults_tuple = func->func.defaults_tuple;
    if (func->func.flags & __Pyx_CYFUNCTION_CLASSMETHOD)
        obj = type;
    Py_XINCREF(obj);
    meth->self = obj;
    return (PyObject *) meth;
}
static PyObject *
_obj_to_str(PyObject *obj)
{
    if (PyType_Check(obj))
        return PyObject_GetAttr(obj, __pyx_n_s_name_2);
    else
        return PyObject_Str(obj);
}
static PyObject *
__pyx_FusedFunction_getitem(__pyx_FusedFunctionObject *self, PyObject *idx)
{
    PyObject *signature = NULL;
    PyObject *unbound_result_func;
    PyObject *result_func = NULL;
    if (self->__signatures__ == NULL) {
        PyErr_SetString(PyExc_TypeError, "Function is not fused");
        return NULL;
    }
    if (PyTuple_Check(idx)) {
        PyObject *list = PyList_New(0);
        Py_ssize_t n = PyTuple_GET_SIZE(idx);
        PyObject *string = NULL;
        PyObject *sep = NULL;
        int i;
        if (!list)
            return NULL;
        for (i = 0; i < n; i++) {
#if CYTHON_COMPILING_IN_CPYTHON
            PyObject *item = PyTuple_GET_ITEM(idx, i);
#else
            PyObject *item = PySequence_ITEM(idx, i);
#endif
            string = _obj_to_str(item);
#if !CYTHON_COMPILING_IN_CPYTHON
            Py_DECREF(item);
#endif
            if (!string || PyList_Append(list, string) < 0)
                goto __pyx_err;
            Py_DECREF(string);
        }
        sep = PyUnicode_FromString("|");
        if (sep)
            signature = PyUnicode_Join(sep, list);
__pyx_err:
;
        Py_DECREF(list);
        Py_XDECREF(sep);
    } else {
        signature = _obj_to_str(idx);
    }
    if (!signature)
        return NULL;
    unbound_result_func = PyObject_GetItem(self->__signatures__, signature);
    if (unbound_result_func) {
        if (self->self || self->type) {
            __pyx_FusedFunctionObject *unbound = (__pyx_FusedFunctionObject *) unbound_result_func;
            Py_CLEAR(unbound->func.func_classobj);
            Py_XINCREF(self->func.func_classobj);
            unbound->func.func_classobj = self->func.func_classobj;
            result_func = __pyx_FusedFunction_descr_get(unbound_result_func,
                                                        self->self, self->type);
        } else {
            result_func = unbound_result_func;
            Py_INCREF(result_func);
        }
    }
    Py_DECREF(signature);
    Py_XDECREF(unbound_result_func);
    return result_func;
}
static PyObject *
__pyx_FusedFunction_callfunction(PyObject *func, PyObject *args, PyObject *kw)
{
     __pyx_CyFunctionObject *cyfunc = (__pyx_CyFunctionObject *) func;
    PyObject *result;
    int static_specialized = (cyfunc->flags & __Pyx_CYFUNCTION_STATICMETHOD &&
                              !((__pyx_FusedFunctionObject *) func)->__signatures__);
    if (cyfunc->flags & __Pyx_CYFUNCTION_CCLASS && !static_specialized) {
        Py_ssize_t argc;
        PyObject *new_args;
        PyObject *self;
        PyObject *m_self;
        argc = PyTuple_GET_SIZE(args);
        new_args = PyTuple_GetSlice(args, 1, argc);
        if (!new_args)
            return NULL;
        self = PyTuple_GetItem(args, 0);
        if (!self)
            return NULL;
        m_self = cyfunc->func.m_self;
        cyfunc->func.m_self = self;
        result = __Pyx_CyFunction_Call(func, new_args, kw);
        cyfunc->func.m_self = m_self;
        Py_DECREF(new_args);
    } else {
        result = __Pyx_CyFunction_Call(func, args, kw);
    }
    return result;
}
static PyObject *
__pyx_FusedFunction_call(PyObject *func, PyObject *args, PyObject *kw)
{
    __pyx_FusedFunctionObject *binding_func = (__pyx_FusedFunctionObject *) func;
    Py_ssize_t argc = PyTuple_GET_SIZE(args);
    PyObject *new_args = NULL;
    __pyx_FusedFunctionObject *new_func = NULL;
    PyObject *result = NULL;
    PyObject *self = NULL;
    int is_staticmethod = binding_func->func.flags & __Pyx_CYFUNCTION_STATICMETHOD;
    int is_classmethod = binding_func->func.flags & __Pyx_CYFUNCTION_CLASSMETHOD;
    if (binding_func->self) {
        Py_ssize_t i;
        new_args = PyTuple_New(argc + 1);
        if (!new_args)
            return NULL;
        self = binding_func->self;
#if !CYTHON_COMPILING_IN_CPYTHON
        Py_INCREF(self);
#endif
        Py_INCREF(self);
        PyTuple_SET_ITEM(new_args, 0, self);
        for (i = 0; i < argc; i++) {
#if CYTHON_COMPILING_IN_CPYTHON
            PyObject *item = PyTuple_GET_ITEM(args, i);
            Py_INCREF(item);
#else
            PyObject *item = PySequence_ITEM(args, i);  if (unlikely(!item)) goto bad;
#endif
            PyTuple_SET_ITEM(new_args, i + 1, item);
        }
        args = new_args;
    } else if (binding_func->type) {
        if (argc < 1) {
            PyErr_SetString(PyExc_TypeError, "Need at least one argument, 0 given.");
            return NULL;
        }
#if CYTHON_COMPILING_IN_CPYTHON
        self = PyTuple_GET_ITEM(args, 0);
#else
        self = PySequence_ITEM(args, 0);  if (unlikely(!self)) return NULL;
#endif
    }
    if (self && !is_classmethod && !is_staticmethod) {
        int is_instance = PyObject_IsInstance(self, binding_func->type);
        if (unlikely(!is_instance)) {
            PyErr_Format(PyExc_TypeError,
                         "First argument should be of type %.200s, got %.200s.",
                         ((PyTypeObject *) binding_func->type)->tp_name,
                         self->ob_type->tp_name);
            goto bad;
        } else if (unlikely(is_instance == -1)) {
            goto bad;
        }
    }
#if !CYTHON_COMPILING_IN_CPYTHON
    Py_XDECREF(self);
    self = NULL;
#endif
    if (binding_func->__signatures__) {
        PyObject *tup = PyTuple_Pack(4, binding_func->__signatures__, args,
                                        kw == NULL ? Py_None : kw,
                                        binding_func->func.defaults_tuple);
        if (!tup)
            goto bad;
        new_func = (__pyx_FusedFunctionObject *) __pyx_FusedFunction_callfunction(func, tup, NULL);
        Py_DECREF(tup);
        if (!new_func)
            goto bad;
        Py_XINCREF(binding_func->func.func_classobj);
        Py_CLEAR(new_func->func.func_classobj);
        new_func->func.func_classobj = binding_func->func.func_classobj;
        func = (PyObject *) new_func;
    }
    result = __pyx_FusedFunction_callfunction(func, args, kw);
bad:
#if !CYTHON_COMPILING_IN_CPYTHON
    Py_XDECREF(self);
#endif
    Py_XDECREF(new_args);
    Py_XDECREF((PyObject *) new_func);
    return result;
}
static PyMemberDef __pyx_FusedFunction_members[] = {
    {(char *) "__signatures__",
     T_OBJECT,
     offsetof(__pyx_FusedFunctionObject, __signatures__),
     READONLY,
     0},
    {0, 0, 0, 0, 0},
};
static PyMappingMethods __pyx_FusedFunction_mapping_methods = {
    0,
    (binaryfunc) __pyx_FusedFunction_getitem,
    0,
};
static PyTypeObject __pyx_FusedFunctionType_type = {
    PyVarObject_HEAD_INIT(0, 0)
    "fused_cython_function",
    sizeof(__pyx_FusedFunctionObject),
    0,
    (destructor) __pyx_FusedFunction_dealloc,
    0,
    0,
    0,
#if PY_MAJOR_VERSION < 3
    0,
#else
    0,
#endif
    0,
    0,
    0,
    &__pyx_FusedFunction_mapping_methods,
    0,
    (ternaryfunc) __pyx_FusedFunction_call,
    0,
    0,
    0,
    0,
    Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC | Py_TPFLAGS_BASETYPE,
    0,
    (traverseproc) __pyx_FusedFunction_traverse,
    (inquiry) __pyx_FusedFunction_clear,
    0,
    0,
    0,
    0,
    0,
    __pyx_FusedFunction_members,
    __pyx_CyFunction_getsets,
    &__pyx_CyFunctionType_type,
    0,
    __pyx_FusedFunction_descr_get,
    0,
    0,
    0,
    0,
    0,
    0,
    0,
    0,
    0,
    0,
    0,
    0,
    0,
    0,
#if PY_VERSION_HEX >= 0x030400a1
    0,
#endif
};
static int __pyx_FusedFunction_init(void) {
    __pyx_FusedFunctionType = __Pyx_FetchCommonType(&__pyx_FusedFunctionType_type);
    if (__pyx_FusedFunctionType == NULL) {
        return -1;
    }
    return 0;
}

static int __pyx_bisect_code_objects(__Pyx_CodeObjectCacheEntry* entries, int count, int code_line) {
    int start = 0, mid = 0, end = count - 1;
    if (end >= 0 && code_line > entries[end].code_line) {
        return count;
    }
    while (start < end) {
        mid = start + (end - start) / 2;
        if (code_line < entries[mid].code_line) {
            end = mid;
        } else if (code_line > entries[mid].code_line) {
             start = mid + 1;
        } else {
            return mid;
        }
    }
    if (code_line <= entries[mid].code_line) {
        return mid;
    } else {
        return mid + 1;
    }
}
static PyCodeObject *__pyx_find_code_object(int code_line) {
    PyCodeObject* code_object;
    int pos;
    if (unlikely(!code_line) || unlikely(!__pyx_code_cache.entries)) {
        return NULL;
    }
    pos = __pyx_bisect_code_objects(__pyx_code_cache.entries, __pyx_code_cache.count, code_line);
    if (unlikely(pos >= __pyx_code_cache.count) || unlikely(__pyx_code_cache.entries[pos].code_line != code_line)) {
        return NULL;
    }
    code_object = __pyx_code_cache.entries[pos].code_object;
    Py_INCREF(code_object);
    return code_object;
}
static void __pyx_insert_code_object(int code_line, PyCodeObject* code_object) {
    int pos, i;
    __Pyx_CodeObjectCacheEntry* entries = __pyx_code_cache.entries;
    if (unlikely(!code_line)) {
        return;
    }
    if (unlikely(!entries)) {
        entries = (__Pyx_CodeObjectCacheEntry*)PyMem_Malloc(64*sizeof(__Pyx_CodeObjectCacheEntry));
        if (likely(entries)) {
            __pyx_code_cache.entries = entries;
            __pyx_code_cache.max_count = 64;
            __pyx_code_cache.count = 1;
            entries[0].code_line = code_line;
            entries[0].code_object = code_object;
            Py_INCREF(code_object);
        }
        return;
    }
    pos = __pyx_bisect_code_objects(__pyx_code_cache.entries, __pyx_code_cache.count, code_line);
    if ((pos < __pyx_code_cache.count) && unlikely(__pyx_code_cache.entries[pos].code_line == code_line)) {
        PyCodeObject* tmp = entries[pos].code_object;
        entries[pos].code_object = code_object;
        Py_DECREF(tmp);
        return;
    }
    if (__pyx_code_cache.count == __pyx_code_cache.max_count) {
        int new_max = __pyx_code_cache.max_count + 64;
        entries = (__Pyx_CodeObjectCacheEntry*)PyMem_Realloc(
            __pyx_code_cache.entries, (size_t)new_max*sizeof(__Pyx_CodeObjectCacheEntry));
        if (unlikely(!entries)) {
            return;
        }
        __pyx_code_cache.entries = entries;
        __pyx_code_cache.max_count = new_max;
    }
    for (i=__pyx_code_cache.count; i>pos; i--) {
        entries[i] = entries[i-1];
    }
    entries[pos].code_line = code_line;
    entries[pos].code_object = code_object;
    __pyx_code_cache.count++;
    Py_INCREF(code_object);
}

#include "compile.h"
#include "frameobject.h"
#include "traceback.h"
static PyCodeObject* __Pyx_CreateCodeObjectForTraceback(
            const char *funcname, int c_line,
            int py_line, const char *filename) {
    PyCodeObject *py_code = 0;
    PyObject *py_srcfile = 0;
    PyObject *py_funcname = 0;
    #if PY_MAJOR_VERSION < 3
    py_srcfile = PyString_FromString(filename);
    #else
    py_srcfile = PyUnicode_FromString(filename);
    #endif
    if (!py_srcfile) goto bad;
    if (c_line) {
        #if PY_MAJOR_VERSION < 3
        py_funcname = PyString_FromFormat( "%s (%s:%d)", funcname, __pyx_cfilenm, c_line);
        #else
        py_funcname = PyUnicode_FromFormat( "%s (%s:%d)", funcname, __pyx_cfilenm, c_line);
        #endif
    }
    else {
        #if PY_MAJOR_VERSION < 3
        py_funcname = PyString_FromString(funcname);
        #else
        py_funcname = PyUnicode_FromString(funcname);
        #endif
    }
    if (!py_funcname) goto bad;
    py_code = __Pyx_PyCode_New(
        0,
        0,
        0,
        0,
        0,
        __pyx_empty_bytes, /*PyObject *code,*/
        __pyx_empty_tuple, /*PyObject *consts,*/
        __pyx_empty_tuple, /*PyObject *names,*/
        __pyx_empty_tuple, /*PyObject *varnames,*/
        __pyx_empty_tuple, /*PyObject *freevars,*/
        __pyx_empty_tuple, /*PyObject *cellvars,*/
        py_srcfile,   /*PyObject *filename,*/
        py_funcname,  /*PyObject *name,*/
        py_line,
        __pyx_empty_bytes  /*PyObject *lnotab*/
    );
    Py_DECREF(py_srcfile);
    Py_DECREF(py_funcname);
    return py_code;
bad:
    Py_XDECREF(py_srcfile);
    Py_XDECREF(py_funcname);
    return NULL;
}
static void __Pyx_AddTraceback(const char *funcname, int c_line,
                               int py_line, const char *filename) {
    PyCodeObject *py_code = 0;
    PyFrameObject *py_frame = 0;
    py_code = __pyx_find_code_object(c_line ? c_line : py_line);
    if (!py_code) {
        py_code = __Pyx_CreateCodeObjectForTraceback(
            funcname, c_line, py_line, filename);
        if (!py_code) goto bad;
        __pyx_insert_code_object(c_line ? c_line : py_line, py_code);
    }
    py_frame = PyFrame_New(
        PyThreadState_GET(), /*PyThreadState *tstate,*/
        py_code,             /*PyCodeObject *code,*/
        __pyx_d,      /*PyObject *globals,*/
        0                    /*PyObject *locals*/
    );
    if (!py_frame) goto bad;
    py_frame->f_lineno = py_line;
    PyTraceBack_Here(py_frame);
bad:
    Py_XDECREF(py_code);
    Py_XDECREF(py_frame);
}

static int
__pyx_typeinfo_cmp(__Pyx_TypeInfo *a, __Pyx_TypeInfo *b)
{
    int i;
    if (!a || !b)
        return 0;
    if (a == b)
        return 1;
    if (a->size != b->size || a->typegroup != b->typegroup ||
            a->is_unsigned != b->is_unsigned || a->ndim != b->ndim) {
        if (a->typegroup == 'H' || b->typegroup == 'H') {
            return a->size == b->size;
        } else {
            return 0;
        }
    }
    if (a->ndim) {
        for (i = 0; i < a->ndim; i++)
            if (a->arraysize[i] != b->arraysize[i])
                return 0;
    }
    if (a->typegroup == 'S') {
        if (a->flags != b->flags)
            return 0;
        if (a->fields || b->fields) {
            if (!(a->fields && b->fields))
                return 0;
            for (i = 0; a->fields[i].type && b->fields[i].type; i++) {
                __Pyx_StructField *field_a = a->fields + i;
                __Pyx_StructField *field_b = b->fields + i;
                if (field_a->offset != field_b->offset ||
                    !__pyx_typeinfo_cmp(field_a->type, field_b->type))
                    return 0;
            }
            return !a->fields[i].type && !b->fields[i].type;
        }
    }
    return 1;
}

static int
__pyx_check_strides(Py_buffer *buf, int dim, int ndim, int spec)
{
    if (buf->shape[dim] <= 1)
        return 1;
    if (buf->strides) {
        if (spec & __Pyx_MEMVIEW_CONTIG) {
            if (spec & (__Pyx_MEMVIEW_PTR|__Pyx_MEMVIEW_FULL)) {
                if (buf->strides[dim] != sizeof(void *)) {
                    PyErr_Format(PyExc_ValueError,
                                 "Buffer is not indirectly contiguous "
                                 "in dimension %d.", dim);
                    goto fail;
                }
            } else if (buf->strides[dim] != buf->itemsize) {
                PyErr_SetString(PyExc_ValueError,
                                "Buffer and memoryview are not contiguous "
                                "in the same dimension.");
                goto fail;
            }
        }
        if (spec & __Pyx_MEMVIEW_FOLLOW) {
            Py_ssize_t stride = buf->strides[dim];
            if (stride < 0)
                stride = -stride;
            if (stride < buf->itemsize) {
                PyErr_SetString(PyExc_ValueError,
                                "Buffer and memoryview are not contiguous "
                                "in the same dimension.");
                goto fail;
            }
        }
    } else {
        if (spec & __Pyx_MEMVIEW_CONTIG && dim != ndim - 1) {
            PyErr_Format(PyExc_ValueError,
                         "C-contiguous buffer is not contiguous in "
                         "dimension %d", dim);
            goto fail;
        } else if (spec & (__Pyx_MEMVIEW_PTR)) {
            PyErr_Format(PyExc_ValueError,
                         "C-contiguous buffer is not indirect in "
                         "dimension %d", dim);
            goto fail;
        } else if (buf->suboffsets) {
            PyErr_SetString(PyExc_ValueError,
                            "Buffer exposes suboffsets but no strides");
            goto fail;
        }
    }
    return 1;
fail:
    return 0;
}
static int
__pyx_check_suboffsets(Py_buffer *buf, int dim, CYTHON_UNUSED int ndim, int spec)
{
    if (spec & __Pyx_MEMVIEW_DIRECT) {
        if (buf->suboffsets && buf->suboffsets[dim] >= 0) {
            PyErr_Format(PyExc_ValueError,
                         "Buffer not compatible with direct access "
                         "in dimension %d.", dim);
            goto fail;
        }
    }
    if (spec & __Pyx_MEMVIEW_PTR) {
        if (!buf->suboffsets || (buf->suboffsets && buf->suboffsets[dim] < 0)) {
            PyErr_Format(PyExc_ValueError,
                         "Buffer is not indirectly accessible "
                         "in dimension %d.", dim);
            goto fail;
        }
    }
    return 1;
fail:
    return 0;
}
static int
__pyx_verify_contig(Py_buffer *buf, int ndim, int c_or_f_flag)
{
    int i;
    if (c_or_f_flag & __Pyx_IS_F_CONTIG) {
        Py_ssize_t stride = 1;
        for (i = 0; i < ndim; i++) {
            if (stride * buf->itemsize != buf->strides[i] &&
                    buf->shape[i] > 1)
            {
                PyErr_SetString(PyExc_ValueError,
                    "Buffer not fortran contiguous.");
                goto fail;
            }
            stride = stride * buf->shape[i];
        }
    } else if (c_or_f_flag & __Pyx_IS_C_CONTIG) {
        Py_ssize_t stride = 1;
        for (i = ndim - 1; i >- 1; i--) {
            if (stride * buf->itemsize != buf->strides[i] &&
                    buf->shape[i] > 1) {
                PyErr_SetString(PyExc_ValueError,
                    "Buffer not C contiguous.");
                goto fail;
            }
            stride = stride * buf->shape[i];
        }
    }
    return 1;
fail:
    return 0;
}
static int __Pyx_ValidateAndInit_memviewslice(
                int *axes_specs,
                int c_or_f_flag,
                int buf_flags,
                int ndim,
                __Pyx_TypeInfo *dtype,
                __Pyx_BufFmt_StackElem stack[],
                __Pyx_memviewslice *memviewslice,
                PyObject *original_obj)
{
    struct __pyx_memoryview_obj *memview, *new_memview;
    __Pyx_RefNannyDeclarations
    Py_buffer *buf;
    int i, spec = 0, retval = -1;
    __Pyx_BufFmt_Context ctx;
    int from_memoryview = __pyx_memoryview_check(original_obj);
    __Pyx_RefNannySetupContext("ValidateAndInit_memviewslice", 0);
    if (from_memoryview && __pyx_typeinfo_cmp(dtype, ((struct __pyx_memoryview_obj *)
                                                            original_obj)->typeinfo)) {
        memview = (struct __pyx_memoryview_obj *) original_obj;
        new_memview = NULL;
    } else {
        memview = (struct __pyx_memoryview_obj *) __pyx_memoryview_new(
                                            original_obj, buf_flags, 0, dtype);
        new_memview = memview;
        if (unlikely(!memview))
            goto fail;
    }
    buf = &memview->view;
    if (buf->ndim != ndim) {
        PyErr_Format(PyExc_ValueError,
                "Buffer has wrong number of dimensions (expected %d, got %d)",
                ndim, buf->ndim);
        goto fail;
    }
    if (new_memview) {
        __Pyx_BufFmt_Init(&ctx, stack, dtype);
        if (!__Pyx_BufFmt_CheckString(&ctx, buf->format)) goto fail;
    }
    if ((unsigned) buf->itemsize != dtype->size) {
        PyErr_Format(PyExc_ValueError,
                     "Item size of buffer (%" CYTHON_FORMAT_SSIZE_T "u byte%s) "
                     "does not match size of '%s' (%" CYTHON_FORMAT_SSIZE_T "u byte%s)",
                     buf->itemsize,
                     (buf->itemsize > 1) ? "s" : "",
                     dtype->name,
                     dtype->size,
                     (dtype->size > 1) ? "s" : "");
        goto fail;
    }
    for (i = 0; i < ndim; i++) {
        spec = axes_specs[i];
        if (!__pyx_check_strides(buf, i, ndim, spec))
            goto fail;
        if (!__pyx_check_suboffsets(buf, i, ndim, spec))
            goto fail;
    }
    if (buf->strides && !__pyx_verify_contig(buf, ndim, c_or_f_flag))
        goto fail;
    if (unlikely(__Pyx_init_memviewslice(memview, ndim, memviewslice,
                                         new_memview != NULL) == -1)) {
        goto fail;
    }
    retval = 0;
    goto no_fail;
fail:
    Py_XDECREF(new_memview);
    retval = -1;
no_fail:
    __Pyx_RefNannyFinishContext();
    return retval;
}

static CYTHON_INLINE __Pyx_memviewslice __Pyx_PyObject_to_MemoryviewSlice_ds_nn___pyx_t_5numpy_float32_t(PyObject *obj) {
    __Pyx_memviewslice result = { 0, 0, { 0 }, { 0 }, { 0 } };
    __Pyx_BufFmt_StackElem stack[1];
    int axes_specs[] = { (__Pyx_MEMVIEW_DIRECT | __Pyx_MEMVIEW_STRIDED) };
    int retcode;
    if (obj == Py_None) {
        result.memview = (struct __pyx_memoryview_obj *) Py_None;
        return result;
    }
    retcode = __Pyx_ValidateAndInit_memviewslice(axes_specs, 0,
                                                 PyBUF_RECORDS, 1,
                                                 &__Pyx_TypeInfo_nn___pyx_t_5numpy_float32_t, stack,
                                                 &result, obj);
    if (unlikely(retcode == -1))
        goto __pyx_fail;
    return result;
__pyx_fail:
    result.memview = NULL;
    result.data = NULL;
    return result;
}

static CYTHON_INLINE __Pyx_memviewslice __Pyx_PyObject_to_MemoryviewSlice_ds_nn___pyx_t_5numpy_float64_t(PyObject *obj) {
    __Pyx_memviewslice result = { 0, 0, { 0 }, { 0 }, { 0 } };
    __Pyx_BufFmt_StackElem stack[1];
    int axes_specs[] = { (__Pyx_MEMVIEW_DIRECT | __Pyx_MEMVIEW_STRIDED) };
    int retcode;
    if (obj == Py_None) {
        result.memview = (struct __pyx_memoryview_obj *) Py_None;
        return result;
    }
    retcode = __Pyx_ValidateAndInit_memviewslice(axes_specs, 0,
                                                 PyBUF_RECORDS, 1,
                                                 &__Pyx_TypeInfo_nn___pyx_t_5numpy_float64_t, stack,
                                                 &result, obj);
    if (unlikely(retcode == -1))
        goto __pyx_fail;
    return result;
__pyx_fail:
    result.memview = NULL;
    result.data = NULL;
    return result;
}

#if PY_MAJOR_VERSION < 3
static int __Pyx_GetBuffer(PyObject *obj, Py_buffer *view, int flags) {
    if (PyObject_CheckBuffer(obj)) return PyObject_GetBuffer(obj, view, flags);
        if (PyObject_TypeCheck(obj, __pyx_ptype_5numpy_ndarray)) return __pyx_pw_5numpy_7ndarray_1__getbuffer__(obj, view, flags);
        if (PyObject_TypeCheck(obj, __pyx_array_type)) return __pyx_array_getbuffer(obj, view, flags);
        if (PyObject_TypeCheck(obj, __pyx_memoryview_type)) return __pyx_memoryview_getbuffer(obj, view, flags);
    PyErr_Format(PyExc_TypeError, "'%.200s' does not have the buffer interface", Py_TYPE(obj)->tp_name);
    return -1;
}
static void __Pyx_ReleaseBuffer(Py_buffer *view) {
    PyObject *obj = view->obj;
    if (!obj) return;
    if (PyObject_CheckBuffer(obj)) {
        PyBuffer_Release(view);
        return;
    }
        if (PyObject_TypeCheck(obj, __pyx_ptype_5numpy_ndarray)) { __pyx_pw_5numpy_7ndarray_3__releasebuffer__(obj, view); return; }
    Py_DECREF(obj);
    view->obj = NULL;
}
#endif


                  #define __PYX_VERIFY_RETURN_INT(target_type, func_type, func_value)\
    __PYX__VERIFY_RETURN_INT(target_type, func_type, func_value, 0)
#define __PYX_VERIFY_RETURN_INT_EXC(target_type, func_type, func_value)\
    __PYX__VERIFY_RETURN_INT(target_type, func_type, func_value, 1)
#define __PYX__VERIFY_RETURN_INT(target_type, func_type, func_value, exc)\
    {\
        func_type value = func_value;\
        if (sizeof(target_type) < sizeof(func_type)) {\
            if (unlikely(value != (func_type) (target_type) value)) {\
                func_type zero = 0;\
                if (exc && unlikely(value == (func_type)-1 && PyErr_Occurred()))\
                    return (target_type) -1;\
                if (is_unsigned && unlikely(value < zero))\
                    goto raise_neg_overflow;\
                else\
                    goto raise_overflow;\
            }\
        }\
        return (target_type) value;\
    }

static CYTHON_INLINE int __Pyx_PyInt_As_int(PyObject *x) {
    const int neg_one = (int) -1, const_zero = (int) 0;
    const int is_unsigned = neg_one > const_zero;
#if PY_MAJOR_VERSION < 3
    if (likely(PyInt_Check(x))) {
        if (sizeof(int) < sizeof(long)) {
            __PYX_VERIFY_RETURN_INT(int, long, PyInt_AS_LONG(x))
        } else {
            long val = PyInt_AS_LONG(x);
            if (is_unsigned && unlikely(val < 0)) {
                goto raise_neg_overflow;
            }
            return (int) val;
        }
    } else
#endif
    if (likely(PyLong_Check(x))) {
        if (is_unsigned) {
#if CYTHON_USE_PYLONG_INTERNALS
            const digit* digits = ((PyLongObject*)x)->ob_digit;
            switch (Py_SIZE(x)) {
                case  0: return (int) 0;
                case  1: __PYX_VERIFY_RETURN_INT(int, digit, digits[0])
                case 2:
                    if (8 * sizeof(int) > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(int, unsigned long, (((((unsigned long)digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(int) >= 2 * PyLong_SHIFT) {
                            return (int) (((((int)digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
                case 3:
                    if (8 * sizeof(int) > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(int, unsigned long, (((((((unsigned long)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(int) >= 3 * PyLong_SHIFT) {
                            return (int) (((((((int)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
                case 4:
                    if (8 * sizeof(int) > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(int, unsigned long, (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(int) >= 4 * PyLong_SHIFT) {
                            return (int) (((((((((int)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
            }
#endif
#if CYTHON_COMPILING_IN_CPYTHON
            if (unlikely(Py_SIZE(x) < 0)) {
                goto raise_neg_overflow;
            }
#else
            {
                int result = PyObject_RichCompareBool(x, Py_False, Py_LT);
                if (unlikely(result < 0))
                    return (int) -1;
                if (unlikely(result == 1))
                    goto raise_neg_overflow;
            }
#endif
            if (sizeof(int) <= sizeof(unsigned long)) {
                __PYX_VERIFY_RETURN_INT_EXC(int, unsigned long, PyLong_AsUnsignedLong(x))
            } else if (sizeof(int) <= sizeof(unsigned PY_LONG_LONG)) {
                __PYX_VERIFY_RETURN_INT_EXC(int, unsigned PY_LONG_LONG, PyLong_AsUnsignedLongLong(x))
            }
        } else {
#if CYTHON_USE_PYLONG_INTERNALS
            const digit* digits = ((PyLongObject*)x)->ob_digit;
            switch (Py_SIZE(x)) {
                case  0: return (int) 0;
                case -1: __PYX_VERIFY_RETURN_INT(int, sdigit, -(sdigit) digits[0])
                case  1: __PYX_VERIFY_RETURN_INT(int,  digit, +digits[0])
                case -2:
                    if (8 * sizeof(int) - 1 > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(int, long, -(long) (((((unsigned long)digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(int) - 1 > 2 * PyLong_SHIFT) {
                            return (int) -(((((int)digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
                case 2:
                    if (8 * sizeof(int) > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(int, unsigned long, (((((unsigned long)digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(int) - 1 > 2 * PyLong_SHIFT) {
                            return (int) (((((int)digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
                case -3:
                    if (8 * sizeof(int) - 1 > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(int, long, -(long) (((((((unsigned long)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(int) - 1 > 3 * PyLong_SHIFT) {
                            return (int) -(((((((int)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
                case 3:
                    if (8 * sizeof(int) > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(int, unsigned long, (((((((unsigned long)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(int) - 1 > 3 * PyLong_SHIFT) {
                            return (int) (((((((int)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
                case -4:
                    if (8 * sizeof(int) - 1 > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(int, long, -(long) (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(int) - 1 > 4 * PyLong_SHIFT) {
                            return (int) -(((((((((int)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
                case 4:
                    if (8 * sizeof(int) > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(int, unsigned long, (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(int) - 1 > 4 * PyLong_SHIFT) {
                            return (int) (((((((((int)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
            }
#endif
            if (sizeof(int) <= sizeof(long)) {
                __PYX_VERIFY_RETURN_INT_EXC(int, long, PyLong_AsLong(x))
            } else if (sizeof(int) <= sizeof(PY_LONG_LONG)) {
                __PYX_VERIFY_RETURN_INT_EXC(int, PY_LONG_LONG, PyLong_AsLongLong(x))
            }
        }
        {
#if CYTHON_COMPILING_IN_PYPY && !defined(_PyLong_AsByteArray)
            PyErr_SetString(PyExc_RuntimeError,
                            "_PyLong_AsByteArray() not available in PyPy, cannot convert large numbers");
#else
            int val;
            PyObject *v = __Pyx_PyNumber_Int(x);
 #if PY_MAJOR_VERSION < 3
            if (likely(v) && !PyLong_Check(v)) {
                PyObject *tmp = v;
                v = PyNumber_Long(tmp);
                Py_DECREF(tmp);
            }
 #endif
            if (likely(v)) {
                int one = 1; int is_little = (int)*(unsigned char *)&one;
                unsigned char *bytes = (unsigned char *)&val;
                int ret = _PyLong_AsByteArray((PyLongObject *)v,
                                              bytes, sizeof(val),
                                              is_little, !is_unsigned);
                Py_DECREF(v);
                if (likely(!ret))
                    return val;
            }
#endif
            return (int) -1;
        }
    } else {
        int val;
        PyObject *tmp = __Pyx_PyNumber_Int(x);
        if (!tmp) return (int) -1;
        val = __Pyx_PyInt_As_int(tmp);
        Py_DECREF(tmp);
        return val;
    }
raise_overflow:
    PyErr_SetString(PyExc_OverflowError,
        "value too large to convert to int");
    return (int) -1;
raise_neg_overflow:
    PyErr_SetString(PyExc_OverflowError,
        "can't convert negative value to int");
    return (int) -1;
}

static CYTHON_INLINE npy_int64 __Pyx_PyInt_As_npy_int64(PyObject *x) {
    const npy_int64 neg_one = (npy_int64) -1, const_zero = (npy_int64) 0;
    const int is_unsigned = neg_one > const_zero;
#if PY_MAJOR_VERSION < 3
    if (likely(PyInt_Check(x))) {
        if (sizeof(npy_int64) < sizeof(long)) {
            __PYX_VERIFY_RETURN_INT(npy_int64, long, PyInt_AS_LONG(x))
        } else {
            long val = PyInt_AS_LONG(x);
            if (is_unsigned && unlikely(val < 0)) {
                goto raise_neg_overflow;
            }
            return (npy_int64) val;
        }
    } else
#endif
    if (likely(PyLong_Check(x))) {
        if (is_unsigned) {
#if CYTHON_USE_PYLONG_INTERNALS
            const digit* digits = ((PyLongObject*)x)->ob_digit;
            switch (Py_SIZE(x)) {
                case  0: return (npy_int64) 0;
                case  1: __PYX_VERIFY_RETURN_INT(npy_int64, digit, digits[0])
                case 2:
                    if (8 * sizeof(npy_int64) > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(npy_int64, unsigned long, (((((unsigned long)digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(npy_int64) >= 2 * PyLong_SHIFT) {
                            return (npy_int64) (((((npy_int64)digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
                case 3:
                    if (8 * sizeof(npy_int64) > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(npy_int64, unsigned long, (((((((unsigned long)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(npy_int64) >= 3 * PyLong_SHIFT) {
                            return (npy_int64) (((((((npy_int64)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
                case 4:
                    if (8 * sizeof(npy_int64) > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(npy_int64, unsigned long, (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(npy_int64) >= 4 * PyLong_SHIFT) {
                            return (npy_int64) (((((((((npy_int64)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
            }
#endif
#if CYTHON_COMPILING_IN_CPYTHON
            if (unlikely(Py_SIZE(x) < 0)) {
                goto raise_neg_overflow;
            }
#else
            {
                int result = PyObject_RichCompareBool(x, Py_False, Py_LT);
                if (unlikely(result < 0))
                    return (npy_int64) -1;
                if (unlikely(result == 1))
                    goto raise_neg_overflow;
            }
#endif
            if (sizeof(npy_int64) <= sizeof(unsigned long)) {
                __PYX_VERIFY_RETURN_INT_EXC(npy_int64, unsigned long, PyLong_AsUnsignedLong(x))
            } else if (sizeof(npy_int64) <= sizeof(unsigned PY_LONG_LONG)) {
                __PYX_VERIFY_RETURN_INT_EXC(npy_int64, unsigned PY_LONG_LONG, PyLong_AsUnsignedLongLong(x))
            }
        } else {
#if CYTHON_USE_PYLONG_INTERNALS
            const digit* digits = ((PyLongObject*)x)->ob_digit;
            switch (Py_SIZE(x)) {
                case  0: return (npy_int64) 0;
                case -1: __PYX_VERIFY_RETURN_INT(npy_int64, sdigit, -(sdigit) digits[0])
                case  1: __PYX_VERIFY_RETURN_INT(npy_int64,  digit, +digits[0])
                case -2:
                    if (8 * sizeof(npy_int64) - 1 > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(npy_int64, long, -(long) (((((unsigned long)digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(npy_int64) - 1 > 2 * PyLong_SHIFT) {
                            return (npy_int64) -(((((npy_int64)digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
                case 2:
                    if (8 * sizeof(npy_int64) > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(npy_int64, unsigned long, (((((unsigned long)digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(npy_int64) - 1 > 2 * PyLong_SHIFT) {
                            return (npy_int64) (((((npy_int64)digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
                case -3:
                    if (8 * sizeof(npy_int64) - 1 > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(npy_int64, long, -(long) (((((((unsigned long)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(npy_int64) - 1 > 3 * PyLong_SHIFT) {
                            return (npy_int64) -(((((((npy_int64)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
                case 3:
                    if (8 * sizeof(npy_int64) > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(npy_int64, unsigned long, (((((((unsigned long)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(npy_int64) - 1 > 3 * PyLong_SHIFT) {
                            return (npy_int64) (((((((npy_int64)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
                case -4:
                    if (8 * sizeof(npy_int64) - 1 > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(npy_int64, long, -(long) (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(npy_int64) - 1 > 4 * PyLong_SHIFT) {
                            return (npy_int64) -(((((((((npy_int64)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
                case 4:
                    if (8 * sizeof(npy_int64) > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(npy_int64, unsigned long, (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(npy_int64) - 1 > 4 * PyLong_SHIFT) {
                            return (npy_int64) (((((((((npy_int64)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
            }
#endif
            if (sizeof(npy_int64) <= sizeof(long)) {
                __PYX_VERIFY_RETURN_INT_EXC(npy_int64, long, PyLong_AsLong(x))
            } else if (sizeof(npy_int64) <= sizeof(PY_LONG_LONG)) {
                __PYX_VERIFY_RETURN_INT_EXC(npy_int64, PY_LONG_LONG, PyLong_AsLongLong(x))
            }
        }
        {
#if CYTHON_COMPILING_IN_PYPY && !defined(_PyLong_AsByteArray)
            PyErr_SetString(PyExc_RuntimeError,
                            "_PyLong_AsByteArray() not available in PyPy, cannot convert large numbers");
#else
            npy_int64 val;
            PyObject *v = __Pyx_PyNumber_Int(x);
 #if PY_MAJOR_VERSION < 3
            if (likely(v) && !PyLong_Check(v)) {
                PyObject *tmp = v;
                v = PyNumber_Long(tmp);
                Py_DECREF(tmp);
            }
 #endif
            if (likely(v)) {
                int one = 1; int is_little = (int)*(unsigned char *)&one;
                unsigned char *bytes = (unsigned char *)&val;
                int ret = _PyLong_AsByteArray((PyLongObject *)v,
                                              bytes, sizeof(val),
                                              is_little, !is_unsigned);
                Py_DECREF(v);
                if (likely(!ret))
                    return val;
            }
#endif
            return (npy_int64) -1;
        }
    } else {
        npy_int64 val;
        PyObject *tmp = __Pyx_PyNumber_Int(x);
        if (!tmp) return (npy_int64) -1;
        val = __Pyx_PyInt_As_npy_int64(tmp);
        Py_DECREF(tmp);
        return val;
    }
raise_overflow:
    PyErr_SetString(PyExc_OverflowError,
        "value too large to convert to npy_int64");
    return (npy_int64) -1;
raise_neg_overflow:
    PyErr_SetString(PyExc_OverflowError,
        "can't convert negative value to npy_int64");
    return (npy_int64) -1;
}

static CYTHON_INLINE PyObject* __Pyx_PyInt_From_unsigned_char(unsigned char value) {
    const unsigned char neg_one = (unsigned char) -1, const_zero = (unsigned char) 0;
    const int is_unsigned = neg_one > const_zero;
    if (is_unsigned) {
        if (sizeof(unsigned char) < sizeof(long)) {
            return PyInt_FromLong((long) value);
        } else if (sizeof(unsigned char) <= sizeof(unsigned long)) {
            return PyLong_FromUnsignedLong((unsigned long) value);
        } else if (sizeof(unsigned char) <= sizeof(unsigned PY_LONG_LONG)) {
            return PyLong_FromUnsignedLongLong((unsigned PY_LONG_LONG) value);
        }
    } else {
        if (sizeof(unsigned char) <= sizeof(long)) {
            return PyInt_FromLong((long) value);
        } else if (sizeof(unsigned char) <= sizeof(PY_LONG_LONG)) {
            return PyLong_FromLongLong((PY_LONG_LONG) value);
        }
    }
    {
        int one = 1; int little = (int)*(unsigned char *)&one;
        unsigned char *bytes = (unsigned char *)&value;
        return _PyLong_FromByteArray(bytes, sizeof(unsigned char),
                                     little, !is_unsigned);
    }
}

static CYTHON_INLINE unsigned char __Pyx_PyInt_As_unsigned_char(PyObject *x) {
    const unsigned char neg_one = (unsigned char) -1, const_zero = (unsigned char) 0;
    const int is_unsigned = neg_one > const_zero;
#if PY_MAJOR_VERSION < 3
    if (likely(PyInt_Check(x))) {
        if (sizeof(unsigned char) < sizeof(long)) {
            __PYX_VERIFY_RETURN_INT(unsigned char, long, PyInt_AS_LONG(x))
        } else {
            long val = PyInt_AS_LONG(x);
            if (is_unsigned && unlikely(val < 0)) {
                goto raise_neg_overflow;
            }
            return (unsigned char) val;
        }
    } else
#endif
    if (likely(PyLong_Check(x))) {
        if (is_unsigned) {
#if CYTHON_USE_PYLONG_INTERNALS
            const digit* digits = ((PyLongObject*)x)->ob_digit;
            switch (Py_SIZE(x)) {
                case  0: return (unsigned char) 0;
                case  1: __PYX_VERIFY_RETURN_INT(unsigned char, digit, digits[0])
                case 2:
                    if (8 * sizeof(unsigned char) > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(unsigned char, unsigned long, (((((unsigned long)digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(unsigned char) >= 2 * PyLong_SHIFT) {
                            return (unsigned char) (((((unsigned char)digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
                case 3:
                    if (8 * sizeof(unsigned char) > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(unsigned char, unsigned long, (((((((unsigned long)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(unsigned char) >= 3 * PyLong_SHIFT) {
                            return (unsigned char) (((((((unsigned char)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
                case 4:
                    if (8 * sizeof(unsigned char) > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(unsigned char, unsigned long, (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(unsigned char) >= 4 * PyLong_SHIFT) {
                            return (unsigned char) (((((((((unsigned char)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
            }
#endif
#if CYTHON_COMPILING_IN_CPYTHON
            if (unlikely(Py_SIZE(x) < 0)) {
                goto raise_neg_overflow;
            }
#else
            {
                int result = PyObject_RichCompareBool(x, Py_False, Py_LT);
                if (unlikely(result < 0))
                    return (unsigned char) -1;
                if (unlikely(result == 1))
                    goto raise_neg_overflow;
            }
#endif
            if (sizeof(unsigned char) <= sizeof(unsigned long)) {
                __PYX_VERIFY_RETURN_INT_EXC(unsigned char, unsigned long, PyLong_AsUnsignedLong(x))
            } else if (sizeof(unsigned char) <= sizeof(unsigned PY_LONG_LONG)) {
                __PYX_VERIFY_RETURN_INT_EXC(unsigned char, unsigned PY_LONG_LONG, PyLong_AsUnsignedLongLong(x))
            }
        } else {
#if CYTHON_USE_PYLONG_INTERNALS
            const digit* digits = ((PyLongObject*)x)->ob_digit;
            switch (Py_SIZE(x)) {
                case  0: return (unsigned char) 0;
                case -1: __PYX_VERIFY_RETURN_INT(unsigned char, sdigit, -(sdigit) digits[0])
                case  1: __PYX_VERIFY_RETURN_INT(unsigned char,  digit, +digits[0])
                case -2:
                    if (8 * sizeof(unsigned char) - 1 > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(unsigned char, long, -(long) (((((unsigned long)digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(unsigned char) - 1 > 2 * PyLong_SHIFT) {
                            return (unsigned char) -(((((unsigned char)digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
                case 2:
                    if (8 * sizeof(unsigned char) > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(unsigned char, unsigned long, (((((unsigned long)digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(unsigned char) - 1 > 2 * PyLong_SHIFT) {
                            return (unsigned char) (((((unsigned char)digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
                case -3:
                    if (8 * sizeof(unsigned char) - 1 > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(unsigned char, long, -(long) (((((((unsigned long)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(unsigned char) - 1 > 3 * PyLong_SHIFT) {
                            return (unsigned char) -(((((((unsigned char)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
                case 3:
                    if (8 * sizeof(unsigned char) > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(unsigned char, unsigned long, (((((((unsigned long)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(unsigned char) - 1 > 3 * PyLong_SHIFT) {
                            return (unsigned char) (((((((unsigned char)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
                case -4:
                    if (8 * sizeof(unsigned char) - 1 > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(unsigned char, long, -(long) (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(unsigned char) - 1 > 4 * PyLong_SHIFT) {
                            return (unsigned char) -(((((((((unsigned char)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
                case 4:
                    if (8 * sizeof(unsigned char) > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(unsigned char, unsigned long, (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(unsigned char) - 1 > 4 * PyLong_SHIFT) {
                            return (unsigned char) (((((((((unsigned char)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
            }
#endif
            if (sizeof(unsigned char) <= sizeof(long)) {
                __PYX_VERIFY_RETURN_INT_EXC(unsigned char, long, PyLong_AsLong(x))
            } else if (sizeof(unsigned char) <= sizeof(PY_LONG_LONG)) {
                __PYX_VERIFY_RETURN_INT_EXC(unsigned char, PY_LONG_LONG, PyLong_AsLongLong(x))
            }
        }
        {
#if CYTHON_COMPILING_IN_PYPY && !defined(_PyLong_AsByteArray)
            PyErr_SetString(PyExc_RuntimeError,
                            "_PyLong_AsByteArray() not available in PyPy, cannot convert large numbers");
#else
            unsigned char val;
            PyObject *v = __Pyx_PyNumber_Int(x);
 #if PY_MAJOR_VERSION < 3
            if (likely(v) && !PyLong_Check(v)) {
                PyObject *tmp = v;
                v = PyNumber_Long(tmp);
                Py_DECREF(tmp);
            }
 #endif
            if (likely(v)) {
                int one = 1; int is_little = (int)*(unsigned char *)&one;
                unsigned char *bytes = (unsigned char *)&val;
                int ret = _PyLong_AsByteArray((PyLongObject *)v,
                                              bytes, sizeof(val),
                                              is_little, !is_unsigned);
                Py_DECREF(v);
                if (likely(!ret))
                    return val;
            }
#endif
            return (unsigned char) -1;
        }
    } else {
        unsigned char val;
        PyObject *tmp = __Pyx_PyNumber_Int(x);
        if (!tmp) return (unsigned char) -1;
        val = __Pyx_PyInt_As_unsigned_char(tmp);
        Py_DECREF(tmp);
        return val;
    }
raise_overflow:
    PyErr_SetString(PyExc_OverflowError,
        "value too large to convert to unsigned char");
    return (unsigned char) -1;
raise_neg_overflow:
    PyErr_SetString(PyExc_OverflowError,
        "can't convert negative value to unsigned char");
    return (unsigned char) -1;
}

static PyObject *__pyx_memview_get_unsigned_char(const char *itemp) {
    return (PyObject *) __Pyx_PyInt_From_unsigned_char(*(unsigned char *) itemp);
}
static int __pyx_memview_set_unsigned_char(const char *itemp, PyObject *obj) {
    unsigned char value = __Pyx_PyInt_As_unsigned_char(obj);
    if ((value == (unsigned char)-1) && PyErr_Occurred())
        return 0;
    *(unsigned char *) itemp = value;
    return 1;
}

static CYTHON_INLINE char __Pyx_PyInt_As_char(PyObject *x) {
    const char neg_one = (char) -1, const_zero = (char) 0;
    const int is_unsigned = neg_one > const_zero;
#if PY_MAJOR_VERSION < 3
    if (likely(PyInt_Check(x))) {
        if (sizeof(char) < sizeof(long)) {
            __PYX_VERIFY_RETURN_INT(char, long, PyInt_AS_LONG(x))
        } else {
            long val = PyInt_AS_LONG(x);
            if (is_unsigned && unlikely(val < 0)) {
                goto raise_neg_overflow;
            }
            return (char) val;
        }
    } else
#endif
    if (likely(PyLong_Check(x))) {
        if (is_unsigned) {
#if CYTHON_USE_PYLONG_INTERNALS
            const digit* digits = ((PyLongObject*)x)->ob_digit;
            switch (Py_SIZE(x)) {
                case  0: return (char) 0;
                case  1: __PYX_VERIFY_RETURN_INT(char, digit, digits[0])
                case 2:
                    if (8 * sizeof(char) > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(char, unsigned long, (((((unsigned long)digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(char) >= 2 * PyLong_SHIFT) {
                            return (char) (((((char)digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
                case 3:
                    if (8 * sizeof(char) > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(char, unsigned long, (((((((unsigned long)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(char) >= 3 * PyLong_SHIFT) {
                            return (char) (((((((char)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
                case 4:
                    if (8 * sizeof(char) > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(char, unsigned long, (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(char) >= 4 * PyLong_SHIFT) {
                            return (char) (((((((((char)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
            }
#endif
#if CYTHON_COMPILING_IN_CPYTHON
            if (unlikely(Py_SIZE(x) < 0)) {
                goto raise_neg_overflow;
            }
#else
            {
                int result = PyObject_RichCompareBool(x, Py_False, Py_LT);
                if (unlikely(result < 0))
                    return (char) -1;
                if (unlikely(result == 1))
                    goto raise_neg_overflow;
            }
#endif
            if (sizeof(char) <= sizeof(unsigned long)) {
                __PYX_VERIFY_RETURN_INT_EXC(char, unsigned long, PyLong_AsUnsignedLong(x))
            } else if (sizeof(char) <= sizeof(unsigned PY_LONG_LONG)) {
                __PYX_VERIFY_RETURN_INT_EXC(char, unsigned PY_LONG_LONG, PyLong_AsUnsignedLongLong(x))
            }
        } else {
#if CYTHON_USE_PYLONG_INTERNALS
            const digit* digits = ((PyLongObject*)x)->ob_digit;
            switch (Py_SIZE(x)) {
                case  0: return (char) 0;
                case -1: __PYX_VERIFY_RETURN_INT(char, sdigit, -(sdigit) digits[0])
                case  1: __PYX_VERIFY_RETURN_INT(char,  digit, +digits[0])
                case -2:
                    if (8 * sizeof(char) - 1 > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(char, long, -(long) (((((unsigned long)digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(char) - 1 > 2 * PyLong_SHIFT) {
                            return (char) -(((((char)digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
                case 2:
                    if (8 * sizeof(char) > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(char, unsigned long, (((((unsigned long)digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(char) - 1 > 2 * PyLong_SHIFT) {
                            return (char) (((((char)digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
                case -3:
                    if (8 * sizeof(char) - 1 > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(char, long, -(long) (((((((unsigned long)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(char) - 1 > 3 * PyLong_SHIFT) {
                            return (char) -(((((((char)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
                case 3:
                    if (8 * sizeof(char) > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(char, unsigned long, (((((((unsigned long)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(char) - 1 > 3 * PyLong_SHIFT) {
                            return (char) (((((((char)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
                case -4:
                    if (8 * sizeof(char) - 1 > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(char, long, -(long) (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(char) - 1 > 4 * PyLong_SHIFT) {
                            return (char) -(((((((((char)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
                case 4:
                    if (8 * sizeof(char) > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(char, unsigned long, (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(char) - 1 > 4 * PyLong_SHIFT) {
                            return (char) (((((((((char)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
            }
#endif
            if (sizeof(char) <= sizeof(long)) {
                __PYX_VERIFY_RETURN_INT_EXC(char, long, PyLong_AsLong(x))
            } else if (sizeof(char) <= sizeof(PY_LONG_LONG)) {
                __PYX_VERIFY_RETURN_INT_EXC(char, PY_LONG_LONG, PyLong_AsLongLong(x))
            }
        }
        {
#if CYTHON_COMPILING_IN_PYPY && !defined(_PyLong_AsByteArray)
            PyErr_SetString(PyExc_RuntimeError,
                            "_PyLong_AsByteArray() not available in PyPy, cannot convert large numbers");
#else
            char val;
            PyObject *v = __Pyx_PyNumber_Int(x);
 #if PY_MAJOR_VERSION < 3
            if (likely(v) && !PyLong_Check(v)) {
                PyObject *tmp = v;
                v = PyNumber_Long(tmp);
                Py_DECREF(tmp);
            }
 #endif
            if (likely(v)) {
                int one = 1; int is_little = (int)*(unsigned char *)&one;
                unsigned char *bytes = (unsigned char *)&val;
                int ret = _PyLong_AsByteArray((PyLongObject *)v,
                                              bytes, sizeof(val),
                                              is_little, !is_unsigned);
                Py_DECREF(v);
                if (likely(!ret))
                    return val;
            }
#endif
            return (char) -1;
        }
    } else {
        char val;
        PyObject *tmp = __Pyx_PyNumber_Int(x);
        if (!tmp) return (char) -1;
        val = __Pyx_PyInt_As_char(tmp);
        Py_DECREF(tmp);
        return val;
    }
raise_overflow:
    PyErr_SetString(PyExc_OverflowError,
        "value too large to convert to char");
    return (char) -1;
raise_neg_overflow:
    PyErr_SetString(PyExc_OverflowError,
        "can't convert negative value to char");
    return (char) -1;
}

static CYTHON_INLINE PyObject* __Pyx_PyInt_From_int(int value) {
    const int neg_one = (int) -1, const_zero = (int) 0;
    const int is_unsigned = neg_one > const_zero;
    if (is_unsigned) {
        if (sizeof(int) < sizeof(long)) {
            return PyInt_FromLong((long) value);
        } else if (sizeof(int) <= sizeof(unsigned long)) {
            return PyLong_FromUnsignedLong((unsigned long) value);
        } else if (sizeof(int) <= sizeof(unsigned PY_LONG_LONG)) {
            return PyLong_FromUnsignedLongLong((unsigned PY_LONG_LONG) value);
        }
    } else {
        if (sizeof(int) <= sizeof(long)) {
            return PyInt_FromLong((long) value);
        } else if (sizeof(int) <= sizeof(PY_LONG_LONG)) {
            return PyLong_FromLongLong((PY_LONG_LONG) value);
        }
    }
    {
        int one = 1; int little = (int)*(unsigned char *)&one;
        unsigned char *bytes = (unsigned char *)&value;
        return _PyLong_FromByteArray(bytes, sizeof(int),
                                     little, !is_unsigned);
    }
}

static CYTHON_INLINE PyObject* __Pyx_PyInt_From_Py_intptr_t(Py_intptr_t value) {
    const Py_intptr_t neg_one = (Py_intptr_t) -1, const_zero = (Py_intptr_t) 0;
    const int is_unsigned = neg_one > const_zero;
    if (is_unsigned) {
        if (sizeof(Py_intptr_t) < sizeof(long)) {
            return PyInt_FromLong((long) value);
        } else if (sizeof(Py_intptr_t) <= sizeof(unsigned long)) {
            return PyLong_FromUnsignedLong((unsigned long) value);
        } else if (sizeof(Py_intptr_t) <= sizeof(unsigned PY_LONG_LONG)) {
            return PyLong_FromUnsignedLongLong((unsigned PY_LONG_LONG) value);
        }
    } else {
        if (sizeof(Py_intptr_t) <= sizeof(long)) {
            return PyInt_FromLong((long) value);
        } else if (sizeof(Py_intptr_t) <= sizeof(PY_LONG_LONG)) {
            return PyLong_FromLongLong((PY_LONG_LONG) value);
        }
    }
    {
        int one = 1; int little = (int)*(unsigned char *)&one;
        unsigned char *bytes = (unsigned char *)&value;
        return _PyLong_FromByteArray(bytes, sizeof(Py_intptr_t),
                                     little, !is_unsigned);
    }
}

static CYTHON_INLINE PyObject* __Pyx_PyInt_From_npy_int64(npy_int64 value) {
    const npy_int64 neg_one = (npy_int64) -1, const_zero = (npy_int64) 0;
    const int is_unsigned = neg_one > const_zero;
    if (is_unsigned) {
        if (sizeof(npy_int64) < sizeof(long)) {
            return PyInt_FromLong((long) value);
        } else if (sizeof(npy_int64) <= sizeof(unsigned long)) {
            return PyLong_FromUnsignedLong((unsigned long) value);
        } else if (sizeof(npy_int64) <= sizeof(unsigned PY_LONG_LONG)) {
            return PyLong_FromUnsignedLongLong((unsigned PY_LONG_LONG) value);
        }
    } else {
        if (sizeof(npy_int64) <= sizeof(long)) {
            return PyInt_FromLong((long) value);
        } else if (sizeof(npy_int64) <= sizeof(PY_LONG_LONG)) {
            return PyLong_FromLongLong((PY_LONG_LONG) value);
        }
    }
    {
        int one = 1; int little = (int)*(unsigned char *)&one;
        unsigned char *bytes = (unsigned char *)&value;
        return _PyLong_FromByteArray(bytes, sizeof(npy_int64),
                                     little, !is_unsigned);
    }
}

static CYTHON_INLINE npy_int32 __Pyx_PyInt_As_npy_int32(PyObject *x) {
    const npy_int32 neg_one = (npy_int32) -1, const_zero = (npy_int32) 0;
    const int is_unsigned = neg_one > const_zero;
#if PY_MAJOR_VERSION < 3
    if (likely(PyInt_Check(x))) {
        if (sizeof(npy_int32) < sizeof(long)) {
            __PYX_VERIFY_RETURN_INT(npy_int32, long, PyInt_AS_LONG(x))
        } else {
            long val = PyInt_AS_LONG(x);
            if (is_unsigned && unlikely(val < 0)) {
                goto raise_neg_overflow;
            }
            return (npy_int32) val;
        }
    } else
#endif
    if (likely(PyLong_Check(x))) {
        if (is_unsigned) {
#if CYTHON_USE_PYLONG_INTERNALS
            const digit* digits = ((PyLongObject*)x)->ob_digit;
            switch (Py_SIZE(x)) {
                case  0: return (npy_int32) 0;
                case  1: __PYX_VERIFY_RETURN_INT(npy_int32, digit, digits[0])
                case 2:
                    if (8 * sizeof(npy_int32) > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(npy_int32, unsigned long, (((((unsigned long)digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(npy_int32) >= 2 * PyLong_SHIFT) {
                            return (npy_int32) (((((npy_int32)digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
                case 3:
                    if (8 * sizeof(npy_int32) > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(npy_int32, unsigned long, (((((((unsigned long)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(npy_int32) >= 3 * PyLong_SHIFT) {
                            return (npy_int32) (((((((npy_int32)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
                case 4:
                    if (8 * sizeof(npy_int32) > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(npy_int32, unsigned long, (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(npy_int32) >= 4 * PyLong_SHIFT) {
                            return (npy_int32) (((((((((npy_int32)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
            }
#endif
#if CYTHON_COMPILING_IN_CPYTHON
            if (unlikely(Py_SIZE(x) < 0)) {
                goto raise_neg_overflow;
            }
#else
            {
                int result = PyObject_RichCompareBool(x, Py_False, Py_LT);
                if (unlikely(result < 0))
                    return (npy_int32) -1;
                if (unlikely(result == 1))
                    goto raise_neg_overflow;
            }
#endif
            if (sizeof(npy_int32) <= sizeof(unsigned long)) {
                __PYX_VERIFY_RETURN_INT_EXC(npy_int32, unsigned long, PyLong_AsUnsignedLong(x))
            } else if (sizeof(npy_int32) <= sizeof(unsigned PY_LONG_LONG)) {
                __PYX_VERIFY_RETURN_INT_EXC(npy_int32, unsigned PY_LONG_LONG, PyLong_AsUnsignedLongLong(x))
            }
        } else {
#if CYTHON_USE_PYLONG_INTERNALS
            const digit* digits = ((PyLongObject*)x)->ob_digit;
            switch (Py_SIZE(x)) {
                case  0: return (npy_int32) 0;
                case -1: __PYX_VERIFY_RETURN_INT(npy_int32, sdigit, -(sdigit) digits[0])
                case  1: __PYX_VERIFY_RETURN_INT(npy_int32,  digit, +digits[0])
                case -2:
                    if (8 * sizeof(npy_int32) - 1 > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(npy_int32, long, -(long) (((((unsigned long)digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(npy_int32) - 1 > 2 * PyLong_SHIFT) {
                            return (npy_int32) -(((((npy_int32)digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
                case 2:
                    if (8 * sizeof(npy_int32) > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(npy_int32, unsigned long, (((((unsigned long)digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(npy_int32) - 1 > 2 * PyLong_SHIFT) {
                            return (npy_int32) (((((npy_int32)digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
                case -3:
                    if (8 * sizeof(npy_int32) - 1 > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(npy_int32, long, -(long) (((((((unsigned long)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(npy_int32) - 1 > 3 * PyLong_SHIFT) {
                            return (npy_int32) -(((((((npy_int32)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
                case 3:
                    if (8 * sizeof(npy_int32) > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(npy_int32, unsigned long, (((((((unsigned long)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(npy_int32) - 1 > 3 * PyLong_SHIFT) {
                            return (npy_int32) (((((((npy_int32)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
                case -4:
                    if (8 * sizeof(npy_int32) - 1 > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(npy_int32, long, -(long) (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(npy_int32) - 1 > 4 * PyLong_SHIFT) {
                            return (npy_int32) -(((((((((npy_int32)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
                case 4:
                    if (8 * sizeof(npy_int32) > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(npy_int32, unsigned long, (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(npy_int32) - 1 > 4 * PyLong_SHIFT) {
                            return (npy_int32) (((((((((npy_int32)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
            }
#endif
            if (sizeof(npy_int32) <= sizeof(long)) {
                __PYX_VERIFY_RETURN_INT_EXC(npy_int32, long, PyLong_AsLong(x))
            } else if (sizeof(npy_int32) <= sizeof(PY_LONG_LONG)) {
                __PYX_VERIFY_RETURN_INT_EXC(npy_int32, PY_LONG_LONG, PyLong_AsLongLong(x))
            }
        }
        {
#if CYTHON_COMPILING_IN_PYPY && !defined(_PyLong_AsByteArray)
            PyErr_SetString(PyExc_RuntimeError,
                            "_PyLong_AsByteArray() not available in PyPy, cannot convert large numbers");
#else
            npy_int32 val;
            PyObject *v = __Pyx_PyNumber_Int(x);
 #if PY_MAJOR_VERSION < 3
            if (likely(v) && !PyLong_Check(v)) {
                PyObject *tmp = v;
                v = PyNumber_Long(tmp);
                Py_DECREF(tmp);
            }
 #endif
            if (likely(v)) {
                int one = 1; int is_little = (int)*(unsigned char *)&one;
                unsigned char *bytes = (unsigned char *)&val;
                int ret = _PyLong_AsByteArray((PyLongObject *)v,
                                              bytes, sizeof(val),
                                              is_little, !is_unsigned);
                Py_DECREF(v);
                if (likely(!ret))
                    return val;
            }
#endif
            return (npy_int32) -1;
        }
    } else {
        npy_int32 val;
        PyObject *tmp = __Pyx_PyNumber_Int(x);
        if (!tmp) return (npy_int32) -1;
        val = __Pyx_PyInt_As_npy_int32(tmp);
        Py_DECREF(tmp);
        return val;
    }
raise_overflow:
    PyErr_SetString(PyExc_OverflowError,
        "value too large to convert to npy_int32");
    return (npy_int32) -1;
raise_neg_overflow:
    PyErr_SetString(PyExc_OverflowError,
        "can't convert negative value to npy_int32");
    return (npy_int32) -1;
}

static CYTHON_INLINE long __Pyx_PyInt_As_long(PyObject *x) {
    const long neg_one = (long) -1, const_zero = (long) 0;
    const int is_unsigned = neg_one > const_zero;
#if PY_MAJOR_VERSION < 3
    if (likely(PyInt_Check(x))) {
        if (sizeof(long) < sizeof(long)) {
            __PYX_VERIFY_RETURN_INT(long, long, PyInt_AS_LONG(x))
        } else {
            long val = PyInt_AS_LONG(x);
            if (is_unsigned && unlikely(val < 0)) {
                goto raise_neg_overflow;
            }
            return (long) val;
        }
    } else
#endif
    if (likely(PyLong_Check(x))) {
        if (is_unsigned) {
#if CYTHON_USE_PYLONG_INTERNALS
            const digit* digits = ((PyLongObject*)x)->ob_digit;
            switch (Py_SIZE(x)) {
                case  0: return (long) 0;
                case  1: __PYX_VERIFY_RETURN_INT(long, digit, digits[0])
                case 2:
                    if (8 * sizeof(long) > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(long, unsigned long, (((((unsigned long)digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(long) >= 2 * PyLong_SHIFT) {
                            return (long) (((((long)digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
                case 3:
                    if (8 * sizeof(long) > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(long, unsigned long, (((((((unsigned long)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(long) >= 3 * PyLong_SHIFT) {
                            return (long) (((((((long)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
                case 4:
                    if (8 * sizeof(long) > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(long, unsigned long, (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(long) >= 4 * PyLong_SHIFT) {
                            return (long) (((((((((long)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
            }
#endif
#if CYTHON_COMPILING_IN_CPYTHON
            if (unlikely(Py_SIZE(x) < 0)) {
                goto raise_neg_overflow;
            }
#else
            {
                int result = PyObject_RichCompareBool(x, Py_False, Py_LT);
                if (unlikely(result < 0))
                    return (long) -1;
                if (unlikely(result == 1))
                    goto raise_neg_overflow;
            }
#endif
            if (sizeof(long) <= sizeof(unsigned long)) {
                __PYX_VERIFY_RETURN_INT_EXC(long, unsigned long, PyLong_AsUnsignedLong(x))
            } else if (sizeof(long) <= sizeof(unsigned PY_LONG_LONG)) {
                __PYX_VERIFY_RETURN_INT_EXC(long, unsigned PY_LONG_LONG, PyLong_AsUnsignedLongLong(x))
            }
        } else {
#if CYTHON_USE_PYLONG_INTERNALS
            const digit* digits = ((PyLongObject*)x)->ob_digit;
            switch (Py_SIZE(x)) {
                case  0: return (long) 0;
                case -1: __PYX_VERIFY_RETURN_INT(long, sdigit, -(sdigit) digits[0])
                case  1: __PYX_VERIFY_RETURN_INT(long,  digit, +digits[0])
                case -2:
                    if (8 * sizeof(long) - 1 > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(long, long, -(long) (((((unsigned long)digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(long) - 1 > 2 * PyLong_SHIFT) {
                            return (long) -(((((long)digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
                case 2:
                    if (8 * sizeof(long) > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(long, unsigned long, (((((unsigned long)digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(long) - 1 > 2 * PyLong_SHIFT) {
                            return (long) (((((long)digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
                case -3:
                    if (8 * sizeof(long) - 1 > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(long, long, -(long) (((((((unsigned long)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(long) - 1 > 3 * PyLong_SHIFT) {
                            return (long) -(((((((long)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
                case 3:
                    if (8 * sizeof(long) > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(long, unsigned long, (((((((unsigned long)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(long) - 1 > 3 * PyLong_SHIFT) {
                            return (long) (((((((long)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
                case -4:
                    if (8 * sizeof(long) - 1 > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(long, long, -(long) (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(long) - 1 > 4 * PyLong_SHIFT) {
                            return (long) -(((((((((long)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
                case 4:
                    if (8 * sizeof(long) > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(long, unsigned long, (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(long) - 1 > 4 * PyLong_SHIFT) {
                            return (long) (((((((((long)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
            }
#endif
            if (sizeof(long) <= sizeof(long)) {
                __PYX_VERIFY_RETURN_INT_EXC(long, long, PyLong_AsLong(x))
            } else if (sizeof(long) <= sizeof(PY_LONG_LONG)) {
                __PYX_VERIFY_RETURN_INT_EXC(long, PY_LONG_LONG, PyLong_AsLongLong(x))
            }
        }
        {
#if CYTHON_COMPILING_IN_PYPY && !defined(_PyLong_AsByteArray)
            PyErr_SetString(PyExc_RuntimeError,
                            "_PyLong_AsByteArray() not available in PyPy, cannot convert large numbers");
#else
            long val;
            PyObject *v = __Pyx_PyNumber_Int(x);
 #if PY_MAJOR_VERSION < 3
            if (likely(v) && !PyLong_Check(v)) {
                PyObject *tmp = v;
                v = PyNumber_Long(tmp);
                Py_DECREF(tmp);
            }
 #endif
            if (likely(v)) {
                int one = 1; int is_little = (int)*(unsigned char *)&one;
                unsigned char *bytes = (unsigned char *)&val;
                int ret = _PyLong_AsByteArray((PyLongObject *)v,
                                              bytes, sizeof(val),
                                              is_little, !is_unsigned);
                Py_DECREF(v);
                if (likely(!ret))
                    return val;
            }
#endif
            return (long) -1;
        }
    } else {
        long val;
        PyObject *tmp = __Pyx_PyNumber_Int(x);
        if (!tmp) return (long) -1;
        val = __Pyx_PyInt_As_long(tmp);
        Py_DECREF(tmp);
        return val;
    }
raise_overflow:
    PyErr_SetString(PyExc_OverflowError,
        "value too large to convert to long");
    return (long) -1;
raise_neg_overflow:
    PyErr_SetString(PyExc_OverflowError,
        "can't convert negative value to long");
    return (long) -1;
}

static CYTHON_INLINE PyObject* __Pyx_PyInt_From_long(long value) {
    const long neg_one = (long) -1, const_zero = (long) 0;
    const int is_unsigned = neg_one > const_zero;
    if (is_unsigned) {
        if (sizeof(long) < sizeof(long)) {
            return PyInt_FromLong((long) value);
        } else if (sizeof(long) <= sizeof(unsigned long)) {
            return PyLong_FromUnsignedLong((unsigned long) value);
        } else if (sizeof(long) <= sizeof(unsigned PY_LONG_LONG)) {
            return PyLong_FromUnsignedLongLong((unsigned PY_LONG_LONG) value);
        }
    } else {
        if (sizeof(long) <= sizeof(long)) {
            return PyInt_FromLong((long) value);
        } else if (sizeof(long) <= sizeof(PY_LONG_LONG)) {
            return PyLong_FromLongLong((PY_LONG_LONG) value);
        }
    }
    {
        int one = 1; int little = (int)*(unsigned char *)&one;
        unsigned char *bytes = (unsigned char *)&value;
        return _PyLong_FromByteArray(bytes, sizeof(long),
                                     little, !is_unsigned);
    }
}

static CYTHON_INLINE PyObject* __Pyx_PyInt_From_npy_uint64(npy_uint64 value) {
    const npy_uint64 neg_one = (npy_uint64) -1, const_zero = (npy_uint64) 0;
    const int is_unsigned = neg_one > const_zero;
    if (is_unsigned) {
        if (sizeof(npy_uint64) < sizeof(long)) {
            return PyInt_FromLong((long) value);
        } else if (sizeof(npy_uint64) <= sizeof(unsigned long)) {
            return PyLong_FromUnsignedLong((unsigned long) value);
        } else if (sizeof(npy_uint64) <= sizeof(unsigned PY_LONG_LONG)) {
            return PyLong_FromUnsignedLongLong((unsigned PY_LONG_LONG) value);
        }
    } else {
        if (sizeof(npy_uint64) <= sizeof(long)) {
            return PyInt_FromLong((long) value);
        } else if (sizeof(npy_uint64) <= sizeof(PY_LONG_LONG)) {
            return PyLong_FromLongLong((PY_LONG_LONG) value);
        }
    }
    {
        int one = 1; int little = (int)*(unsigned char *)&one;
        unsigned char *bytes = (unsigned char *)&value;
        return _PyLong_FromByteArray(bytes, sizeof(npy_uint64),
                                     little, !is_unsigned);
    }
}

static CYTHON_INLINE int __Pyx_BytesContains(PyObject* bytes, char character) {
    const Py_ssize_t length = PyBytes_GET_SIZE(bytes);
    char* char_start = PyBytes_AS_STRING(bytes);
    char* pos;
    for (pos=char_start; pos < char_start+length; pos++) {
        if (character == pos[0]) return 1;
    }
    return 0;
}

static CYTHON_INLINE PyObject* __Pyx_PyInt_From_npy_int32(npy_int32 value) {
    const npy_int32 neg_one = (npy_int32) -1, const_zero = (npy_int32) 0;
    const int is_unsigned = neg_one > const_zero;
    if (is_unsigned) {
        if (sizeof(npy_int32) < sizeof(long)) {
            return PyInt_FromLong((long) value);
        } else if (sizeof(npy_int32) <= sizeof(unsigned long)) {
            return PyLong_FromUnsignedLong((unsigned long) value);
        } else if (sizeof(npy_int32) <= sizeof(unsigned PY_LONG_LONG)) {
            return PyLong_FromUnsignedLongLong((unsigned PY_LONG_LONG) value);
        }
    } else {
        if (sizeof(npy_int32) <= sizeof(long)) {
            return PyInt_FromLong((long) value);
        } else if (sizeof(npy_int32) <= sizeof(PY_LONG_LONG)) {
            return PyLong_FromLongLong((PY_LONG_LONG) value);
        }
    }
    {
        int one = 1; int little = (int)*(unsigned char *)&one;
        unsigned char *bytes = (unsigned char *)&value;
        return _PyLong_FromByteArray(bytes, sizeof(npy_int32),
                                     little, !is_unsigned);
    }
}

static CYTHON_INLINE PyObject* __Pyx_PyInt_From_npy_uint8(npy_uint8 value) {
    const npy_uint8 neg_one = (npy_uint8) -1, const_zero = (npy_uint8) 0;
    const int is_unsigned = neg_one > const_zero;
    if (is_unsigned) {
        if (sizeof(npy_uint8) < sizeof(long)) {
            return PyInt_FromLong((long) value);
        } else if (sizeof(npy_uint8) <= sizeof(unsigned long)) {
            return PyLong_FromUnsignedLong((unsigned long) value);
        } else if (sizeof(npy_uint8) <= sizeof(unsigned PY_LONG_LONG)) {
            return PyLong_FromUnsignedLongLong((unsigned PY_LONG_LONG) value);
        }
    } else {
        if (sizeof(npy_uint8) <= sizeof(long)) {
            return PyInt_FromLong((long) value);
        } else if (sizeof(npy_uint8) <= sizeof(PY_LONG_LONG)) {
            return PyLong_FromLongLong((PY_LONG_LONG) value);
        }
    }
    {
        int one = 1; int little = (int)*(unsigned char *)&one;
        unsigned char *bytes = (unsigned char *)&value;
        return _PyLong_FromByteArray(bytes, sizeof(npy_uint8),
                                     little, !is_unsigned);
    }
}

static CYTHON_INLINE npy_uint8 __Pyx_PyInt_As_npy_uint8(PyObject *x) {
    const npy_uint8 neg_one = (npy_uint8) -1, const_zero = (npy_uint8) 0;
    const int is_unsigned = neg_one > const_zero;
#if PY_MAJOR_VERSION < 3
    if (likely(PyInt_Check(x))) {
        if (sizeof(npy_uint8) < sizeof(long)) {
            __PYX_VERIFY_RETURN_INT(npy_uint8, long, PyInt_AS_LONG(x))
        } else {
            long val = PyInt_AS_LONG(x);
            if (is_unsigned && unlikely(val < 0)) {
                goto raise_neg_overflow;
            }
            return (npy_uint8) val;
        }
    } else
#endif
    if (likely(PyLong_Check(x))) {
        if (is_unsigned) {
#if CYTHON_USE_PYLONG_INTERNALS
            const digit* digits = ((PyLongObject*)x)->ob_digit;
            switch (Py_SIZE(x)) {
                case  0: return (npy_uint8) 0;
                case  1: __PYX_VERIFY_RETURN_INT(npy_uint8, digit, digits[0])
                case 2:
                    if (8 * sizeof(npy_uint8) > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(npy_uint8, unsigned long, (((((unsigned long)digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(npy_uint8) >= 2 * PyLong_SHIFT) {
                            return (npy_uint8) (((((npy_uint8)digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
                case 3:
                    if (8 * sizeof(npy_uint8) > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(npy_uint8, unsigned long, (((((((unsigned long)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(npy_uint8) >= 3 * PyLong_SHIFT) {
                            return (npy_uint8) (((((((npy_uint8)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
                case 4:
                    if (8 * sizeof(npy_uint8) > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(npy_uint8, unsigned long, (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(npy_uint8) >= 4 * PyLong_SHIFT) {
                            return (npy_uint8) (((((((((npy_uint8)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
            }
#endif
#if CYTHON_COMPILING_IN_CPYTHON
            if (unlikely(Py_SIZE(x) < 0)) {
                goto raise_neg_overflow;
            }
#else
            {
                int result = PyObject_RichCompareBool(x, Py_False, Py_LT);
                if (unlikely(result < 0))
                    return (npy_uint8) -1;
                if (unlikely(result == 1))
                    goto raise_neg_overflow;
            }
#endif
            if (sizeof(npy_uint8) <= sizeof(unsigned long)) {
                __PYX_VERIFY_RETURN_INT_EXC(npy_uint8, unsigned long, PyLong_AsUnsignedLong(x))
            } else if (sizeof(npy_uint8) <= sizeof(unsigned PY_LONG_LONG)) {
                __PYX_VERIFY_RETURN_INT_EXC(npy_uint8, unsigned PY_LONG_LONG, PyLong_AsUnsignedLongLong(x))
            }
        } else {
#if CYTHON_USE_PYLONG_INTERNALS
            const digit* digits = ((PyLongObject*)x)->ob_digit;
            switch (Py_SIZE(x)) {
                case  0: return (npy_uint8) 0;
                case -1: __PYX_VERIFY_RETURN_INT(npy_uint8, sdigit, -(sdigit) digits[0])
                case  1: __PYX_VERIFY_RETURN_INT(npy_uint8,  digit, +digits[0])
                case -2:
                    if (8 * sizeof(npy_uint8) - 1 > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(npy_uint8, long, -(long) (((((unsigned long)digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(npy_uint8) - 1 > 2 * PyLong_SHIFT) {
                            return (npy_uint8) -(((((npy_uint8)digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
                case 2:
                    if (8 * sizeof(npy_uint8) > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(npy_uint8, unsigned long, (((((unsigned long)digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(npy_uint8) - 1 > 2 * PyLong_SHIFT) {
                            return (npy_uint8) (((((npy_uint8)digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
                case -3:
                    if (8 * sizeof(npy_uint8) - 1 > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(npy_uint8, long, -(long) (((((((unsigned long)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(npy_uint8) - 1 > 3 * PyLong_SHIFT) {
                            return (npy_uint8) -(((((((npy_uint8)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
                case 3:
                    if (8 * sizeof(npy_uint8) > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(npy_uint8, unsigned long, (((((((unsigned long)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(npy_uint8) - 1 > 3 * PyLong_SHIFT) {
                            return (npy_uint8) (((((((npy_uint8)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
                case -4:
                    if (8 * sizeof(npy_uint8) - 1 > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(npy_uint8, long, -(long) (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(npy_uint8) - 1 > 4 * PyLong_SHIFT) {
                            return (npy_uint8) -(((((((((npy_uint8)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
                case 4:
                    if (8 * sizeof(npy_uint8) > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(npy_uint8, unsigned long, (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(npy_uint8) - 1 > 4 * PyLong_SHIFT) {
                            return (npy_uint8) (((((((((npy_uint8)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
            }
#endif
            if (sizeof(npy_uint8) <= sizeof(long)) {
                __PYX_VERIFY_RETURN_INT_EXC(npy_uint8, long, PyLong_AsLong(x))
            } else if (sizeof(npy_uint8) <= sizeof(PY_LONG_LONG)) {
                __PYX_VERIFY_RETURN_INT_EXC(npy_uint8, PY_LONG_LONG, PyLong_AsLongLong(x))
            }
        }
        {
#if CYTHON_COMPILING_IN_PYPY && !defined(_PyLong_AsByteArray)
            PyErr_SetString(PyExc_RuntimeError,
                            "_PyLong_AsByteArray() not available in PyPy, cannot convert large numbers");
#else
            npy_uint8 val;
            PyObject *v = __Pyx_PyNumber_Int(x);
 #if PY_MAJOR_VERSION < 3
            if (likely(v) && !PyLong_Check(v)) {
                PyObject *tmp = v;
                v = PyNumber_Long(tmp);
                Py_DECREF(tmp);
            }
 #endif
            if (likely(v)) {
                int one = 1; int is_little = (int)*(unsigned char *)&one;
                unsigned char *bytes = (unsigned char *)&val;
                int ret = _PyLong_AsByteArray((PyLongObject *)v,
                                              bytes, sizeof(val),
                                              is_little, !is_unsigned);
                Py_DECREF(v);
                if (likely(!ret))
                    return val;
            }
#endif
            return (npy_uint8) -1;
        }
    } else {
        npy_uint8 val;
        PyObject *tmp = __Pyx_PyNumber_Int(x);
        if (!tmp) return (npy_uint8) -1;
        val = __Pyx_PyInt_As_npy_uint8(tmp);
        Py_DECREF(tmp);
        return val;
    }
raise_overflow:
    PyErr_SetString(PyExc_OverflowError,
        "value too large to convert to npy_uint8");
    return (npy_uint8) -1;
raise_neg_overflow:
    PyErr_SetString(PyExc_OverflowError,
        "can't convert negative value to npy_uint8");
    return (npy_uint8) -1;
}

static CYTHON_INLINE Py_intptr_t __Pyx_PyInt_As_Py_intptr_t(PyObject *x) {
    const Py_intptr_t neg_one = (Py_intptr_t) -1, const_zero = (Py_intptr_t) 0;
    const int is_unsigned = neg_one > const_zero;
#if PY_MAJOR_VERSION < 3
    if (likely(PyInt_Check(x))) {
        if (sizeof(Py_intptr_t) < sizeof(long)) {
            __PYX_VERIFY_RETURN_INT(Py_intptr_t, long, PyInt_AS_LONG(x))
        } else {
            long val = PyInt_AS_LONG(x);
            if (is_unsigned && unlikely(val < 0)) {
                goto raise_neg_overflow;
            }
            return (Py_intptr_t) val;
        }
    } else
#endif
    if (likely(PyLong_Check(x))) {
        if (is_unsigned) {
#if CYTHON_USE_PYLONG_INTERNALS
            const digit* digits = ((PyLongObject*)x)->ob_digit;
            switch (Py_SIZE(x)) {
                case  0: return (Py_intptr_t) 0;
                case  1: __PYX_VERIFY_RETURN_INT(Py_intptr_t, digit, digits[0])
                case 2:
                    if (8 * sizeof(Py_intptr_t) > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(Py_intptr_t, unsigned long, (((((unsigned long)digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(Py_intptr_t) >= 2 * PyLong_SHIFT) {
                            return (Py_intptr_t) (((((Py_intptr_t)digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
                case 3:
                    if (8 * sizeof(Py_intptr_t) > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(Py_intptr_t, unsigned long, (((((((unsigned long)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(Py_intptr_t) >= 3 * PyLong_SHIFT) {
                            return (Py_intptr_t) (((((((Py_intptr_t)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
                case 4:
                    if (8 * sizeof(Py_intptr_t) > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(Py_intptr_t, unsigned long, (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(Py_intptr_t) >= 4 * PyLong_SHIFT) {
                            return (Py_intptr_t) (((((((((Py_intptr_t)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
            }
#endif
#if CYTHON_COMPILING_IN_CPYTHON
            if (unlikely(Py_SIZE(x) < 0)) {
                goto raise_neg_overflow;
            }
#else
            {
                int result = PyObject_RichCompareBool(x, Py_False, Py_LT);
                if (unlikely(result < 0))
                    return (Py_intptr_t) -1;
                if (unlikely(result == 1))
                    goto raise_neg_overflow;
            }
#endif
            if (sizeof(Py_intptr_t) <= sizeof(unsigned long)) {
                __PYX_VERIFY_RETURN_INT_EXC(Py_intptr_t, unsigned long, PyLong_AsUnsignedLong(x))
            } else if (sizeof(Py_intptr_t) <= sizeof(unsigned PY_LONG_LONG)) {
                __PYX_VERIFY_RETURN_INT_EXC(Py_intptr_t, unsigned PY_LONG_LONG, PyLong_AsUnsignedLongLong(x))
            }
        } else {
#if CYTHON_USE_PYLONG_INTERNALS
            const digit* digits = ((PyLongObject*)x)->ob_digit;
            switch (Py_SIZE(x)) {
                case  0: return (Py_intptr_t) 0;
                case -1: __PYX_VERIFY_RETURN_INT(Py_intptr_t, sdigit, -(sdigit) digits[0])
                case  1: __PYX_VERIFY_RETURN_INT(Py_intptr_t,  digit, +digits[0])
                case -2:
                    if (8 * sizeof(Py_intptr_t) - 1 > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(Py_intptr_t, long, -(long) (((((unsigned long)digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(Py_intptr_t) - 1 > 2 * PyLong_SHIFT) {
                            return (Py_intptr_t) -(((((Py_intptr_t)digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
                case 2:
                    if (8 * sizeof(Py_intptr_t) > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(Py_intptr_t, unsigned long, (((((unsigned long)digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(Py_intptr_t) - 1 > 2 * PyLong_SHIFT) {
                            return (Py_intptr_t) (((((Py_intptr_t)digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
                case -3:
                    if (8 * sizeof(Py_intptr_t) - 1 > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(Py_intptr_t, long, -(long) (((((((unsigned long)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(Py_intptr_t) - 1 > 3 * PyLong_SHIFT) {
                            return (Py_intptr_t) -(((((((Py_intptr_t)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
                case 3:
                    if (8 * sizeof(Py_intptr_t) > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(Py_intptr_t, unsigned long, (((((((unsigned long)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(Py_intptr_t) - 1 > 3 * PyLong_SHIFT) {
                            return (Py_intptr_t) (((((((Py_intptr_t)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
                case -4:
                    if (8 * sizeof(Py_intptr_t) - 1 > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(Py_intptr_t, long, -(long) (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(Py_intptr_t) - 1 > 4 * PyLong_SHIFT) {
                            return (Py_intptr_t) -(((((((((Py_intptr_t)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
                case 4:
                    if (8 * sizeof(Py_intptr_t) > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(Py_intptr_t, unsigned long, (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(Py_intptr_t) - 1 > 4 * PyLong_SHIFT) {
                            return (Py_intptr_t) (((((((((Py_intptr_t)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
            }
#endif
            if (sizeof(Py_intptr_t) <= sizeof(long)) {
                __PYX_VERIFY_RETURN_INT_EXC(Py_intptr_t, long, PyLong_AsLong(x))
            } else if (sizeof(Py_intptr_t) <= sizeof(PY_LONG_LONG)) {
                __PYX_VERIFY_RETURN_INT_EXC(Py_intptr_t, PY_LONG_LONG, PyLong_AsLongLong(x))
            }
        }
        {
#if CYTHON_COMPILING_IN_PYPY && !defined(_PyLong_AsByteArray)
            PyErr_SetString(PyExc_RuntimeError,
                            "_PyLong_AsByteArray() not available in PyPy, cannot convert large numbers");
#else
            Py_intptr_t val;
            PyObject *v = __Pyx_PyNumber_Int(x);
 #if PY_MAJOR_VERSION < 3
            if (likely(v) && !PyLong_Check(v)) {
                PyObject *tmp = v;
                v = PyNumber_Long(tmp);
                Py_DECREF(tmp);
            }
 #endif
            if (likely(v)) {
                int one = 1; int is_little = (int)*(unsigned char *)&one;
                unsigned char *bytes = (unsigned char *)&val;
                int ret = _PyLong_AsByteArray((PyLongObject *)v,
                                              bytes, sizeof(val),
                                              is_little, !is_unsigned);
                Py_DECREF(v);
                if (likely(!ret))
                    return val;
            }
#endif
            return (Py_intptr_t) -1;
        }
    } else {
        Py_intptr_t val;
        PyObject *tmp = __Pyx_PyNumber_Int(x);
        if (!tmp) return (Py_intptr_t) -1;
        val = __Pyx_PyInt_As_Py_intptr_t(tmp);
        Py_DECREF(tmp);
        return val;
    }
raise_overflow:
    PyErr_SetString(PyExc_OverflowError,
        "value too large to convert to Py_intptr_t");
    return (Py_intptr_t) -1;
raise_neg_overflow:
    PyErr_SetString(PyExc_OverflowError,
        "can't convert negative value to Py_intptr_t");
    return (Py_intptr_t) -1;
}

#if !CYTHON_COMPILING_IN_PYPY && PY_MAJOR_VERSION < 3
static PyObject *__Pyx_GetStdout(void) {
    PyObject *f = PySys_GetObject((char *)"stdout");
    if (!f) {
        PyErr_SetString(PyExc_RuntimeError, "lost sys.stdout");
    }
    return f;
}
static int __Pyx_Print(PyObject* f, PyObject *arg_tuple, int newline) {
    int i;
    if (!f) {
        if (!(f = __Pyx_GetStdout()))
            return -1;
    }
    Py_INCREF(f);
    for (i=0; i < PyTuple_GET_SIZE(arg_tuple); i++) {
        PyObject* v;
        if (PyFile_SoftSpace(f, 1)) {
            if (PyFile_WriteString(" ", f) < 0)
                goto error;
        }
        v = PyTuple_GET_ITEM(arg_tuple, i);
        if (PyFile_WriteObject(v, f, Py_PRINT_RAW) < 0)
            goto error;
        if (PyString_Check(v)) {
            char *s = PyString_AsString(v);
            Py_ssize_t len = PyString_Size(v);
            if (len > 0) {
                switch (s[len-1]) {
                    case ' ': break;
                    case '\f': case '\r': case '\n': case '\t': case '\v':
                        PyFile_SoftSpace(f, 0);
                        break;
                    default:  break;
                }
            }
        }
    }
    if (newline) {
        if (PyFile_WriteString("\n", f) < 0)
            goto error;
        PyFile_SoftSpace(f, 0);
    }
    Py_DECREF(f);
    return 0;
error:
    Py_DECREF(f);
    return -1;
}
#else
static int __Pyx_Print(PyObject* stream, PyObject *arg_tuple, int newline) {
    PyObject* kwargs = 0;
    PyObject* result = 0;
    PyObject* end_string;
    if (unlikely(!__pyx_print)) {
        __pyx_print = PyObject_GetAttr(__pyx_b, __pyx_n_s_print);
        if (!__pyx_print)
            return -1;
    }
    if (stream) {
        kwargs = PyDict_New();
        if (unlikely(!kwargs))
            return -1;
        if (unlikely(PyDict_SetItem(kwargs, __pyx_n_s_file, stream) < 0))
            goto bad;
        if (!newline) {
            end_string = PyUnicode_FromStringAndSize(" ", 1);
            if (unlikely(!end_string))
                goto bad;
            if (PyDict_SetItem(kwargs, __pyx_n_s_end, end_string) < 0) {
                Py_DECREF(end_string);
                goto bad;
            }
            Py_DECREF(end_string);
        }
    } else if (!newline) {
        if (unlikely(!__pyx_print_kwargs)) {
            __pyx_print_kwargs = PyDict_New();
            if (unlikely(!__pyx_print_kwargs))
                return -1;
            end_string = PyUnicode_FromStringAndSize(" ", 1);
            if (unlikely(!end_string))
                return -1;
            if (PyDict_SetItem(__pyx_print_kwargs, __pyx_n_s_end, end_string) < 0) {
                Py_DECREF(end_string);
                return -1;
            }
            Py_DECREF(end_string);
        }
        kwargs = __pyx_print_kwargs;
    }
    result = PyObject_Call(__pyx_print, arg_tuple, kwargs);
    if (unlikely(kwargs) && (kwargs != __pyx_print_kwargs))
        Py_DECREF(kwargs);
    if (!result)
        return -1;
    Py_DECREF(result);
    return 0;
bad:
    if (kwargs != __pyx_print_kwargs)
        Py_XDECREF(kwargs);
    return -1;
}
#endif

static CYTHON_INLINE npy_uint64 __Pyx_PyInt_As_npy_uint64(PyObject *x) {
    const npy_uint64 neg_one = (npy_uint64) -1, const_zero = (npy_uint64) 0;
    const int is_unsigned = neg_one > const_zero;
#if PY_MAJOR_VERSION < 3
    if (likely(PyInt_Check(x))) {
        if (sizeof(npy_uint64) < sizeof(long)) {
            __PYX_VERIFY_RETURN_INT(npy_uint64, long, PyInt_AS_LONG(x))
        } else {
            long val = PyInt_AS_LONG(x);
            if (is_unsigned && unlikely(val < 0)) {
                goto raise_neg_overflow;
            }
            return (npy_uint64) val;
        }
    } else
#endif
    if (likely(PyLong_Check(x))) {
        if (is_unsigned) {
#if CYTHON_USE_PYLONG_INTERNALS
            const digit* digits = ((PyLongObject*)x)->ob_digit;
            switch (Py_SIZE(x)) {
                case  0: return (npy_uint64) 0;
                case  1: __PYX_VERIFY_RETURN_INT(npy_uint64, digit, digits[0])
                case 2:
                    if (8 * sizeof(npy_uint64) > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(npy_uint64, unsigned long, (((((unsigned long)digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(npy_uint64) >= 2 * PyLong_SHIFT) {
                            return (npy_uint64) (((((npy_uint64)digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
                case 3:
                    if (8 * sizeof(npy_uint64) > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(npy_uint64, unsigned long, (((((((unsigned long)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(npy_uint64) >= 3 * PyLong_SHIFT) {
                            return (npy_uint64) (((((((npy_uint64)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
                case 4:
                    if (8 * sizeof(npy_uint64) > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(npy_uint64, unsigned long, (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(npy_uint64) >= 4 * PyLong_SHIFT) {
                            return (npy_uint64) (((((((((npy_uint64)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
            }
#endif
#if CYTHON_COMPILING_IN_CPYTHON
            if (unlikely(Py_SIZE(x) < 0)) {
                goto raise_neg_overflow;
            }
#else
            {
                int result = PyObject_RichCompareBool(x, Py_False, Py_LT);
                if (unlikely(result < 0))
                    return (npy_uint64) -1;
                if (unlikely(result == 1))
                    goto raise_neg_overflow;
            }
#endif
            if (sizeof(npy_uint64) <= sizeof(unsigned long)) {
                __PYX_VERIFY_RETURN_INT_EXC(npy_uint64, unsigned long, PyLong_AsUnsignedLong(x))
            } else if (sizeof(npy_uint64) <= sizeof(unsigned PY_LONG_LONG)) {
                __PYX_VERIFY_RETURN_INT_EXC(npy_uint64, unsigned PY_LONG_LONG, PyLong_AsUnsignedLongLong(x))
            }
        } else {
#if CYTHON_USE_PYLONG_INTERNALS
            const digit* digits = ((PyLongObject*)x)->ob_digit;
            switch (Py_SIZE(x)) {
                case  0: return (npy_uint64) 0;
                case -1: __PYX_VERIFY_RETURN_INT(npy_uint64, sdigit, -(sdigit) digits[0])
                case  1: __PYX_VERIFY_RETURN_INT(npy_uint64,  digit, +digits[0])
                case -2:
                    if (8 * sizeof(npy_uint64) - 1 > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(npy_uint64, long, -(long) (((((unsigned long)digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(npy_uint64) - 1 > 2 * PyLong_SHIFT) {
                            return (npy_uint64) -(((((npy_uint64)digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
                case 2:
                    if (8 * sizeof(npy_uint64) > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(npy_uint64, unsigned long, (((((unsigned long)digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(npy_uint64) - 1 > 2 * PyLong_SHIFT) {
                            return (npy_uint64) (((((npy_uint64)digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
                case -3:
                    if (8 * sizeof(npy_uint64) - 1 > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(npy_uint64, long, -(long) (((((((unsigned long)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(npy_uint64) - 1 > 3 * PyLong_SHIFT) {
                            return (npy_uint64) -(((((((npy_uint64)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
                case 3:
                    if (8 * sizeof(npy_uint64) > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(npy_uint64, unsigned long, (((((((unsigned long)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(npy_uint64) - 1 > 3 * PyLong_SHIFT) {
                            return (npy_uint64) (((((((npy_uint64)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
                case -4:
                    if (8 * sizeof(npy_uint64) - 1 > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(npy_uint64, long, -(long) (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(npy_uint64) - 1 > 4 * PyLong_SHIFT) {
                            return (npy_uint64) -(((((((((npy_uint64)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
                case 4:
                    if (8 * sizeof(npy_uint64) > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(npy_uint64, unsigned long, (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0])))
                        } else if (8 * sizeof(npy_uint64) - 1 > 4 * PyLong_SHIFT) {
                            return (npy_uint64) (((((((((npy_uint64)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
                        }
                    }
                    break;
            }
#endif
            if (sizeof(npy_uint64) <= sizeof(long)) {
                __PYX_VERIFY_RETURN_INT_EXC(npy_uint64, long, PyLong_AsLong(x))
            } else if (sizeof(npy_uint64) <= sizeof(PY_LONG_LONG)) {
                __PYX_VERIFY_RETURN_INT_EXC(npy_uint64, PY_LONG_LONG, PyLong_AsLongLong(x))
            }
        }
        {
#if CYTHON_COMPILING_IN_PYPY && !defined(_PyLong_AsByteArray)
            PyErr_SetString(PyExc_RuntimeError,
                            "_PyLong_AsByteArray() not available in PyPy, cannot convert large numbers");
#else
            npy_uint64 val;
            PyObject *v = __Pyx_PyNumber_Int(x);
 #if PY_MAJOR_VERSION < 3
            if (likely(v) && !PyLong_Check(v)) {
                PyObject *tmp = v;
                v = PyNumber_Long(tmp);
                Py_DECREF(tmp);
            }
 #endif
            if (likely(v)) {
                int one = 1; int is_little = (int)*(unsigned char *)&one;
                unsigned char *bytes = (unsigned char *)&val;
                int ret = _PyLong_AsByteArray((PyLongObject *)v,
                                              bytes, sizeof(val),
                                              is_little, !is_unsigned);
                Py_DECREF(v);
                if (likely(!ret))
                    return val;
            }
#endif
            return (npy_uint64) -1;
        }
    } else {
        npy_uint64 val;
        PyObject *tmp = __Pyx_PyNumber_Int(x);
        if (!tmp) return (npy_uint64) -1;
        val = __Pyx_PyInt_As_npy_uint64(tmp);
        Py_DECREF(tmp);
        return val;
    }
raise_overflow:
    PyErr_SetString(PyExc_OverflowError,
        "value too large to convert to npy_uint64");
    return (npy_uint64) -1;
raise_neg_overflow:
    PyErr_SetString(PyExc_OverflowError,
        "can't convert negative value to npy_uint64");
    return (npy_uint64) -1;
}

#if CYTHON_CCOMPLEX
  #ifdef __cplusplus
    static CYTHON_INLINE __pyx_t_float_complex __pyx_t_float_complex_from_parts(float x, float y) {
      return ::std::complex< float >(x, y);
    }
  #else
    static CYTHON_INLINE __pyx_t_float_complex __pyx_t_float_complex_from_parts(float x, float y) {
      return x + y*(__pyx_t_float_complex)_Complex_I;
    }
  #endif
#else
    static CYTHON_INLINE __pyx_t_float_complex __pyx_t_float_complex_from_parts(float x, float y) {
      __pyx_t_float_complex z;
      z.real = x;
      z.imag = y;
      return z;
    }
#endif

#if CYTHON_CCOMPLEX
#else
    static CYTHON_INLINE int __Pyx_c_eqf(__pyx_t_float_complex a, __pyx_t_float_complex b) {
       return (a.real == b.real) && (a.imag == b.imag);
    }
    static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_sumf(__pyx_t_float_complex a, __pyx_t_float_complex b) {
        __pyx_t_float_complex z;
        z.real = a.real + b.real;
        z.imag = a.imag + b.imag;
        return z;
    }
    static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_difff(__pyx_t_float_complex a, __pyx_t_float_complex b) {
        __pyx_t_float_complex z;
        z.real = a.real - b.real;
        z.imag = a.imag - b.imag;
        return z;
    }
    static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_prodf(__pyx_t_float_complex a, __pyx_t_float_complex b) {
        __pyx_t_float_complex z;
        z.real = a.real * b.real - a.imag * b.imag;
        z.imag = a.real * b.imag + a.imag * b.real;
        return z;
    }
    static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_quotf(__pyx_t_float_complex a, __pyx_t_float_complex b) {
        __pyx_t_float_complex z;
        float denom = b.real * b.real + b.imag * b.imag;
        z.real = (a.real * b.real + a.imag * b.imag) / denom;
        z.imag = (a.imag * b.real - a.real * b.imag) / denom;
        return z;
    }
    static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_negf(__pyx_t_float_complex a) {
        __pyx_t_float_complex z;
        z.real = -a.real;
        z.imag = -a.imag;
        return z;
    }
    static CYTHON_INLINE int __Pyx_c_is_zerof(__pyx_t_float_complex a) {
       return (a.real == 0) && (a.imag == 0);
    }
    static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_conjf(__pyx_t_float_complex a) {
        __pyx_t_float_complex z;
        z.real =  a.real;
        z.imag = -a.imag;
        return z;
    }
    #if 1
        static CYTHON_INLINE float __Pyx_c_absf(__pyx_t_float_complex z) {
          #if !defined(HAVE_HYPOT) || defined(_MSC_VER)
            return sqrtf(z.real*z.real + z.imag*z.imag);
          #else
            return hypotf(z.real, z.imag);
          #endif
        }
        static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_powf(__pyx_t_float_complex a, __pyx_t_float_complex b) {
            __pyx_t_float_complex z;
            float r, lnr, theta, z_r, z_theta;
            if (b.imag == 0 && b.real == (int)b.real) {
                if (b.real < 0) {
                    float denom = a.real * a.real + a.imag * a.imag;
                    a.real = a.real / denom;
                    a.imag = -a.imag / denom;
                    b.real = -b.real;
                }
                switch ((int)b.real) {
                    case 0:
                        z.real = 1;
                        z.imag = 0;
                        return z;
                    case 1:
                        return a;
                    case 2:
                        z = __Pyx_c_prodf(a, a);
                        return __Pyx_c_prodf(a, a);
                    case 3:
                        z = __Pyx_c_prodf(a, a);
                        return __Pyx_c_prodf(z, a);
                    case 4:
                        z = __Pyx_c_prodf(a, a);
                        return __Pyx_c_prodf(z, z);
                }
            }
            if (a.imag == 0) {
                if (a.real == 0) {
                    return a;
                }
                r = a.real;
                theta = 0;
            } else {
                r = __Pyx_c_absf(a);
                theta = atan2f(a.imag, a.real);
            }
            lnr = logf(r);
            z_r = expf(lnr * b.real - theta * b.imag);
            z_theta = theta * b.real + lnr * b.imag;
            z.real = z_r * cosf(z_theta);
            z.imag = z_r * sinf(z_theta);
            return z;
        }
    #endif
#endif

#if CYTHON_CCOMPLEX
  #ifdef __cplusplus
    static CYTHON_INLINE __pyx_t_double_complex __pyx_t_double_complex_from_parts(double x, double y) {
      return ::std::complex< double >(x, y);
    }
  #else
    static CYTHON_INLINE __pyx_t_double_complex __pyx_t_double_complex_from_parts(double x, double y) {
      return x + y*(__pyx_t_double_complex)_Complex_I;
    }
  #endif
#else
    static CYTHON_INLINE __pyx_t_double_complex __pyx_t_double_complex_from_parts(double x, double y) {
      __pyx_t_double_complex z;
      z.real = x;
      z.imag = y;
      return z;
    }
#endif

#if CYTHON_CCOMPLEX
#else
    static CYTHON_INLINE int __Pyx_c_eq(__pyx_t_double_complex a, __pyx_t_double_complex b) {
       return (a.real == b.real) && (a.imag == b.imag);
    }
    static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_sum(__pyx_t_double_complex a, __pyx_t_double_complex b) {
        __pyx_t_double_complex z;
        z.real = a.real + b.real;
        z.imag = a.imag + b.imag;
        return z;
    }
    static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_diff(__pyx_t_double_complex a, __pyx_t_double_complex b) {
        __pyx_t_double_complex z;
        z.real = a.real - b.real;
        z.imag = a.imag - b.imag;
        return z;
    }
    static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_prod(__pyx_t_double_complex a, __pyx_t_double_complex b) {
        __pyx_t_double_complex z;
        z.real = a.real * b.real - a.imag * b.imag;
        z.imag = a.real * b.imag + a.imag * b.real;
        return z;
    }
    static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_quot(__pyx_t_double_complex a, __pyx_t_double_complex b) {
        __pyx_t_double_complex z;
        double denom = b.real * b.real + b.imag * b.imag;
        z.real = (a.real * b.real + a.imag * b.imag) / denom;
        z.imag = (a.imag * b.real - a.real * b.imag) / denom;
        return z;
    }
    static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_neg(__pyx_t_double_complex a) {
        __pyx_t_double_complex z;
        z.real = -a.real;
        z.imag = -a.imag;
        return z;
    }
    static CYTHON_INLINE int __Pyx_c_is_zero(__pyx_t_double_complex a) {
       return (a.real == 0) && (a.imag == 0);
    }
    static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_conj(__pyx_t_double_complex a) {
        __pyx_t_double_complex z;
        z.real =  a.real;
        z.imag = -a.imag;
        return z;
    }
    #if 1
        static CYTHON_INLINE double __Pyx_c_abs(__pyx_t_double_complex z) {
          #if !defined(HAVE_HYPOT) || defined(_MSC_VER)
            return sqrt(z.real*z.real + z.imag*z.imag);
          #else
            return hypot(z.real, z.imag);
          #endif
        }
        static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_pow(__pyx_t_double_complex a, __pyx_t_double_complex b) {
            __pyx_t_double_complex z;
            double r, lnr, theta, z_r, z_theta;
            if (b.imag == 0 && b.real == (int)b.real) {
                if (b.real < 0) {
                    double denom = a.real * a.real + a.imag * a.imag;
                    a.real = a.real / denom;
                    a.imag = -a.imag / denom;
                    b.real = -b.real;
                }
                switch ((int)b.real) {
                    case 0:
                        z.real = 1;
                        z.imag = 0;
                        return z;
                    case 1:
                        return a;
                    case 2:
                        z = __Pyx_c_prod(a, a);
                        return __Pyx_c_prod(a, a);
                    case 3:
                        z = __Pyx_c_prod(a, a);
                        return __Pyx_c_prod(z, a);
                    case 4:
                        z = __Pyx_c_prod(a, a);
                        return __Pyx_c_prod(z, z);
                }
            }
            if (a.imag == 0) {
                if (a.real == 0) {
                    return a;
                }
                r = a.real;
                theta = 0;
            } else {
                r = __Pyx_c_abs(a);
                theta = atan2(a.imag, a.real);
            }
            lnr = log(r);
            z_r = exp(lnr * b.real - theta * b.imag);
            z_theta = theta * b.real + lnr * b.imag;
            z.real = z_r * cos(z_theta);
            z.imag = z_r * sin(z_theta);
            return z;
        }
    #endif
#endif

static CYTHON_INLINE PyObject* __Pyx_PyInt_From_enum__NPY_TYPES(enum NPY_TYPES value) {
    const enum NPY_TYPES neg_one = (enum NPY_TYPES) -1, const_zero = (enum NPY_TYPES) 0;
    const int is_unsigned = neg_one > const_zero;
    if (is_unsigned) {
        if (sizeof(enum NPY_TYPES) < sizeof(long)) {
            return PyInt_FromLong((long) value);
        } else if (sizeof(enum NPY_TYPES) <= sizeof(unsigned long)) {
            return PyLong_FromUnsignedLong((unsigned long) value);
        } else if (sizeof(enum NPY_TYPES) <= sizeof(unsigned PY_LONG_LONG)) {
            return PyLong_FromUnsignedLongLong((unsigned PY_LONG_LONG) value);
        }
    } else {
        if (sizeof(enum NPY_TYPES) <= sizeof(long)) {
            return PyInt_FromLong((long) value);
        } else if (sizeof(enum NPY_TYPES) <= sizeof(PY_LONG_LONG)) {
            return PyLong_FromLongLong((PY_LONG_LONG) value);
        }
    }
    {
        int one = 1; int little = (int)*(unsigned char *)&one;
        unsigned char *bytes = (unsigned char *)&value;
        return _PyLong_FromByteArray(bytes, sizeof(enum NPY_TYPES),
                                     little, !is_unsigned);
    }
}

static int
__pyx_memviewslice_is_contig(const __Pyx_memviewslice *mvs,
                             char order, int ndim)
{
    int i, index, step, start;
    Py_ssize_t itemsize = mvs->memview->view.itemsize;
    if (order == 'F') {
        step = 1;
        start = 0;
    } else {
        step = -1;
        start = ndim - 1;
    }
    for (i = 0; i < ndim; i++) {
        index = start + step * i;
        if (mvs->suboffsets[index] >= 0 || mvs->strides[index] != itemsize)
            return 0;
        itemsize *= mvs->shape[index];
    }
    return 1;
}

static void
__pyx_get_array_memory_extents(__Pyx_memviewslice *slice,
                               void **out_start, void **out_end,
                               int ndim, size_t itemsize)
{
    char *start, *end;
    int i;
    start = end = slice->data;
    for (i = 0; i < ndim; i++) {
        Py_ssize_t stride = slice->strides[i];
        Py_ssize_t extent = slice->shape[i];
        if (extent == 0) {
            *out_start = *out_end = start;
            return;
        } else {
            if (stride > 0)
                end += stride * (extent - 1);
            else
                start += stride * (extent - 1);
        }
    }
    *out_start = start;
    *out_end = end + itemsize;
}
static int
__pyx_slices_overlap(__Pyx_memviewslice *slice1,
                     __Pyx_memviewslice *slice2,
                     int ndim, size_t itemsize)
{
    void *start1, *end1, *start2, *end2;
    __pyx_get_array_memory_extents(slice1, &start1, &end1, ndim, itemsize);
    __pyx_get_array_memory_extents(slice2, &start2, &end2, ndim, itemsize);
    return (start1 < end2) && (start2 < end1);
}

static __Pyx_memviewslice
__pyx_memoryview_copy_new_contig(const __Pyx_memviewslice *from_mvs,
                                 const char *mode, int ndim,
                                 size_t sizeof_dtype, int contig_flag,
                                 int dtype_is_object)
{
    __Pyx_RefNannyDeclarations
    int i;
    __Pyx_memviewslice new_mvs = { 0, 0, { 0 }, { 0 }, { 0 } };
    struct __pyx_memoryview_obj *from_memview = from_mvs->memview;
    Py_buffer *buf = &from_memview->view;
    PyObject *shape_tuple = NULL;
    PyObject *temp_int = NULL;
    struct __pyx_array_obj *array_obj = NULL;
    struct __pyx_memoryview_obj *memview_obj = NULL;
    __Pyx_RefNannySetupContext("__pyx_memoryview_copy_new_contig", 0);
    for (i = 0; i < ndim; i++) {
        if (from_mvs->suboffsets[i] >= 0) {
            PyErr_Format(PyExc_ValueError, "Cannot copy memoryview slice with "
                                           "indirect dimensions (axis %d)", i);
            goto fail;
        }
    }
    shape_tuple = PyTuple_New(ndim);
    if (unlikely(!shape_tuple)) {
        goto fail;
    }
    __Pyx_GOTREF(shape_tuple);
    for(i = 0; i < ndim; i++) {
        temp_int = PyInt_FromSsize_t(from_mvs->shape[i]);
        if(unlikely(!temp_int)) {
            goto fail;
        } else {
            PyTuple_SET_ITEM(shape_tuple, i, temp_int);
            temp_int = NULL;
        }
    }
    array_obj = __pyx_array_new(shape_tuple, sizeof_dtype, buf->format, (char *) mode, NULL);
    if (unlikely(!array_obj)) {
        goto fail;
    }
    __Pyx_GOTREF(array_obj);
    memview_obj = (struct __pyx_memoryview_obj *) __pyx_memoryview_new(
                                    (PyObject *) array_obj, contig_flag,
                                    dtype_is_object,
                                    from_mvs->memview->typeinfo);
    if (unlikely(!memview_obj))
        goto fail;
    if (unlikely(__Pyx_init_memviewslice(memview_obj, ndim, &new_mvs, 1) < 0))
        goto fail;
    if (unlikely(__pyx_memoryview_copy_contents(*from_mvs, new_mvs, ndim, ndim,
                                                dtype_is_object) < 0))
        goto fail;
    goto no_fail;
fail:
    __Pyx_XDECREF(new_mvs.memview);
    new_mvs.memview = NULL;
    new_mvs.data = NULL;
no_fail:
    __Pyx_XDECREF(shape_tuple);
    __Pyx_XDECREF(temp_int);
    __Pyx_XDECREF(array_obj);
    __Pyx_RefNannyFinishContext();
    return new_mvs;
}

static CYTHON_INLINE PyObject *
__pyx_capsule_create(void *p, CYTHON_UNUSED const char *sig)
{
    PyObject *cobj;
#if PY_VERSION_HEX >= 0x02070000
    cobj = PyCapsule_New(p, sig, NULL);
#else
    cobj = PyCObject_FromVoidPtr(p, NULL);
#endif
    return cobj;
}

static CYTHON_INLINE __Pyx_memviewslice __Pyx_PyObject_to_MemoryviewSlice_ds_unsigned_char(PyObject *obj) {
    __Pyx_memviewslice result = { 0, 0, { 0 }, { 0 }, { 0 } };
    __Pyx_BufFmt_StackElem stack[1];
    int axes_specs[] = { (__Pyx_MEMVIEW_DIRECT | __Pyx_MEMVIEW_STRIDED) };
    int retcode;
    if (obj == Py_None) {
        result.memview = (struct __pyx_memoryview_obj *) Py_None;
        return result;
    }
    retcode = __Pyx_ValidateAndInit_memviewslice(axes_specs, 0,
                                                 PyBUF_RECORDS, 1,
                                                 &__Pyx_TypeInfo_unsigned_char, stack,
                                                 &result, obj);
    if (unlikely(retcode == -1))
        goto __pyx_fail;
    return result;
__pyx_fail:
    result.memview = NULL;
    result.data = NULL;
    return result;
}

static PyObject* __Pyx_PyObject_CallMethod1(PyObject* obj, PyObject* method_name, PyObject* arg) {
    PyObject *method, *result = NULL;
    method = __Pyx_PyObject_GetAttrStr(obj, method_name);
    if (unlikely(!method)) goto bad;
#if CYTHON_COMPILING_IN_CPYTHON
    if (likely(PyMethod_Check(method))) {
        PyObject *self = PyMethod_GET_SELF(method);
        if (likely(self)) {
            PyObject *args;
            PyObject *function = PyMethod_GET_FUNCTION(method);
            args = PyTuple_New(2);
            if (unlikely(!args)) goto bad;
            Py_INCREF(self);
            PyTuple_SET_ITEM(args, 0, self);
            Py_INCREF(arg);
            PyTuple_SET_ITEM(args, 1, arg);
            Py_INCREF(function);
            Py_DECREF(method); method = NULL;
            result = __Pyx_PyObject_Call(function, args, NULL);
            Py_DECREF(args);
            Py_DECREF(function);
            return result;
        }
    }
#endif
    result = __Pyx_PyObject_CallOneArg(method, arg);
bad:
    Py_XDECREF(method);
    return result;
}

#include <structmember.h>
#include <frameobject.h>
static PyObject *__Pyx_Coroutine_Send(PyObject *self, PyObject *value);
static PyObject *__Pyx_Coroutine_Close(PyObject *self);
static PyObject *__Pyx_Coroutine_Throw(PyObject *gen, PyObject *args);
#define __Pyx_Coroutine_Undelegate(gen) Py_CLEAR((gen)->yieldfrom)
#if 1 || PY_VERSION_HEX < 0x030300B0
static int __Pyx_PyGen_FetchStopIterationValue(PyObject **pvalue) {
    PyObject *et, *ev, *tb;
    PyObject *value = NULL;
    __Pyx_ErrFetch(&et, &ev, &tb);
    if (!et) {
        Py_XDECREF(tb);
        Py_XDECREF(ev);
        Py_INCREF(Py_None);
        *pvalue = Py_None;
        return 0;
    }
    if (likely(et == PyExc_StopIteration)) {
#if PY_VERSION_HEX >= 0x030300A0
        if (ev && Py_TYPE(ev) == (PyTypeObject*)PyExc_StopIteration) {
            value = ((PyStopIterationObject *)ev)->value;
            Py_INCREF(value);
            Py_DECREF(ev);
            Py_XDECREF(tb);
            Py_DECREF(et);
            *pvalue = value;
            return 0;
        }
#endif
        if (!ev || !PyObject_TypeCheck(ev, (PyTypeObject*)PyExc_StopIteration)) {
            if (!ev) {
                Py_INCREF(Py_None);
                ev = Py_None;
            } else if (PyTuple_Check(ev)) {
                if (PyTuple_GET_SIZE(ev) >= 1) {
                    PyObject *value;
#if CYTHON_COMPILING_IN_CPYTHON
                    value = PySequence_ITEM(ev, 0);
#else
                    value = PyTuple_GET_ITEM(ev, 0);
                    Py_INCREF(value);
#endif
                    Py_DECREF(ev);
                    ev = value;
                } else {
                    Py_INCREF(Py_None);
                    Py_DECREF(ev);
                    ev = Py_None;
                }
            }
            Py_XDECREF(tb);
            Py_DECREF(et);
            *pvalue = ev;
            return 0;
        }
    } else if (!PyErr_GivenExceptionMatches(et, PyExc_StopIteration)) {
        __Pyx_ErrRestore(et, ev, tb);
        return -1;
    }
    PyErr_NormalizeException(&et, &ev, &tb);
    if (unlikely(!PyObject_TypeCheck(ev, (PyTypeObject*)PyExc_StopIteration))) {
        __Pyx_ErrRestore(et, ev, tb);
        return -1;
    }
    Py_XDECREF(tb);
    Py_DECREF(et);
#if PY_VERSION_HEX >= 0x030300A0
    value = ((PyStopIterationObject *)ev)->value;
    Py_INCREF(value);
    Py_DECREF(ev);
#else
    {
        PyObject* args = __Pyx_PyObject_GetAttrStr(ev, __pyx_n_s_args);
        Py_DECREF(ev);
        if (likely(args)) {
            value = PySequence_GetItem(args, 0);
            Py_DECREF(args);
        }
        if (unlikely(!value)) {
            __Pyx_ErrRestore(NULL, NULL, NULL);
            Py_INCREF(Py_None);
            value = Py_None;
        }
    }
#endif
    *pvalue = value;
    return 0;
}
#endif
static CYTHON_INLINE
void __Pyx_Coroutine_ExceptionClear(__pyx_CoroutineObject *self) {
    PyObject *exc_type = self->exc_type;
    PyObject *exc_value = self->exc_value;
    PyObject *exc_traceback = self->exc_traceback;
    self->exc_type = NULL;
    self->exc_value = NULL;
    self->exc_traceback = NULL;
    Py_XDECREF(exc_type);
    Py_XDECREF(exc_value);
    Py_XDECREF(exc_traceback);
}
static CYTHON_INLINE
int __Pyx_Coroutine_CheckRunning(__pyx_CoroutineObject *gen) {
    if (unlikely(gen->is_running)) {
        PyErr_SetString(PyExc_ValueError,
                        "generator already executing");
        return 1;
    }
    return 0;
}
static CYTHON_INLINE
PyObject *__Pyx_Coroutine_SendEx(__pyx_CoroutineObject *self, PyObject *value) {
    PyObject *retval;
    assert(!self->is_running);
    if (unlikely(self->resume_label == 0)) {
        if (unlikely(value && value != Py_None)) {
            PyErr_SetString(PyExc_TypeError,
                            "can't send non-None value to a "
                            "just-started generator");
            return NULL;
        }
    }
    if (unlikely(self->resume_label == -1)) {
        PyErr_SetNone(PyExc_StopIteration);
        return NULL;
    }
    if (value) {
#if CYTHON_COMPILING_IN_PYPY
#else
        if (self->exc_traceback) {
            PyThreadState *tstate = PyThreadState_GET();
            PyTracebackObject *tb = (PyTracebackObject *) self->exc_traceback;
            PyFrameObject *f = tb->tb_frame;
            Py_XINCREF(tstate->frame);
            assert(f->f_back == NULL);
            f->f_back = tstate->frame;
        }
#endif
        __Pyx_ExceptionSwap(&self->exc_type, &self->exc_value,
                            &self->exc_traceback);
    } else {
        __Pyx_Coroutine_ExceptionClear(self);
    }
    self->is_running = 1;
    retval = self->body((PyObject *) self, value);
    self->is_running = 0;
    if (retval) {
        __Pyx_ExceptionSwap(&self->exc_type, &self->exc_value,
                            &self->exc_traceback);
#if CYTHON_COMPILING_IN_PYPY
#else
        if (self->exc_traceback) {
            PyTracebackObject *tb = (PyTracebackObject *) self->exc_traceback;
            PyFrameObject *f = tb->tb_frame;
            Py_CLEAR(f->f_back);
        }
#endif
    } else {
        __Pyx_Coroutine_ExceptionClear(self);
    }
    return retval;
}
static CYTHON_INLINE
PyObject *__Pyx_Coroutine_MethodReturn(PyObject *retval) {
    if (unlikely(!retval && !PyErr_Occurred())) {
        PyErr_SetNone(PyExc_StopIteration);
    }
    return retval;
}
static CYTHON_INLINE
PyObject *__Pyx_Coroutine_FinishDelegation(__pyx_CoroutineObject *gen) {
    PyObject *ret;
    PyObject *val = NULL;
    __Pyx_Coroutine_Undelegate(gen);
    __Pyx_PyGen_FetchStopIterationValue(&val);
    ret = __Pyx_Coroutine_SendEx(gen, val);
    Py_XDECREF(val);
    return ret;
}
static PyObject *__Pyx_Coroutine_Send(PyObject *self, PyObject *value) {
    PyObject *retval;
    __pyx_CoroutineObject *gen = (__pyx_CoroutineObject*) self;
    PyObject *yf = gen->yieldfrom;
    if (unlikely(__Pyx_Coroutine_CheckRunning(gen)))
        return NULL;
    if (yf) {
        PyObject *ret;
        gen->is_running = 1;
        #ifdef __Pyx_Generator_USED
        if (__Pyx_Generator_CheckExact(yf)) {
            ret = __Pyx_Coroutine_Send(yf, value);
        } else
        #endif
        #ifdef __Pyx_Coroutine_USED
        if (__Pyx_Coroutine_CheckExact(yf)) {
            ret = __Pyx_Coroutine_Send(yf, value);
        } else
        #endif
        {
            if (value == Py_None)
                ret = PyIter_Next(yf);
            else
                ret = __Pyx_PyObject_CallMethod1(yf, __pyx_n_s_send, value);
        }
        gen->is_running = 0;
        if (likely(ret)) {
            return ret;
        }
        retval = __Pyx_Coroutine_FinishDelegation(gen);
    } else {
        retval = __Pyx_Coroutine_SendEx(gen, value);
    }
    return __Pyx_Coroutine_MethodReturn(retval);
}
static int __Pyx_Coroutine_CloseIter(__pyx_CoroutineObject *gen, PyObject *yf) {
    PyObject *retval = NULL;
    int err = 0;
    #ifdef __Pyx_Generator_USED
    if (__Pyx_Generator_CheckExact(yf)) {
        retval = __Pyx_Coroutine_Close(yf);
        if (!retval)
            return -1;
    } else
    #endif
    #ifdef __Pyx_Coroutine_USED
    if (__Pyx_Coroutine_CheckExact(yf)) {
        retval = __Pyx_Coroutine_Close(yf);
        if (!retval)
            return -1;
    } else
    #endif
    {
        PyObject *meth;
        gen->is_running = 1;
        meth = __Pyx_PyObject_GetAttrStr(yf, __pyx_n_s_close);
        if (unlikely(!meth)) {
            if (!PyErr_ExceptionMatches(PyExc_AttributeError)) {
                PyErr_WriteUnraisable(yf);
            }
            PyErr_Clear();
        } else {
            retval = PyObject_CallFunction(meth, NULL);
            Py_DECREF(meth);
            if (!retval)
                err = -1;
        }
        gen->is_running = 0;
    }
    Py_XDECREF(retval);
    return err;
}
static PyObject *__Pyx_Generator_Next(PyObject *self) {
    __pyx_CoroutineObject *gen = (__pyx_CoroutineObject*) self;
    PyObject *yf = gen->yieldfrom;
    if (unlikely(__Pyx_Coroutine_CheckRunning(gen)))
        return NULL;
    if (yf) {
        PyObject *ret;
        gen->is_running = 1;
        ret = Py_TYPE(yf)->tp_iternext(yf);
        gen->is_running = 0;
        if (likely(ret)) {
            return ret;
        }
        return __Pyx_Coroutine_FinishDelegation(gen);
    }
    return __Pyx_Coroutine_SendEx(gen, Py_None);
}
static PyObject *__Pyx_Coroutine_Close(PyObject *self) {
    __pyx_CoroutineObject *gen = (__pyx_CoroutineObject *) self;
    PyObject *retval, *raised_exception;
    PyObject *yf = gen->yieldfrom;
    int err = 0;
    if (unlikely(__Pyx_Coroutine_CheckRunning(gen)))
        return NULL;
    if (yf) {
        Py_INCREF(yf);
        err = __Pyx_Coroutine_CloseIter(gen, yf);
        __Pyx_Coroutine_Undelegate(gen);
        Py_DECREF(yf);
    }
    if (err == 0)
        PyErr_SetNone(PyExc_GeneratorExit);
    retval = __Pyx_Coroutine_SendEx(gen, NULL);
    if (retval) {
        Py_DECREF(retval);
        PyErr_SetString(PyExc_RuntimeError,
                        "generator ignored GeneratorExit");
        return NULL;
    }
    raised_exception = PyErr_Occurred();
    if (!raised_exception
        || raised_exception == PyExc_StopIteration
        || raised_exception == PyExc_GeneratorExit
        || PyErr_GivenExceptionMatches(raised_exception, PyExc_GeneratorExit)
        || PyErr_GivenExceptionMatches(raised_exception, PyExc_StopIteration))
    {
        if (raised_exception) PyErr_Clear();
        Py_INCREF(Py_None);
        return Py_None;
    }
    return NULL;
}
static PyObject *__Pyx_Coroutine_Throw(PyObject *self, PyObject *args) {
    __pyx_CoroutineObject *gen = (__pyx_CoroutineObject *) self;
    PyObject *typ;
    PyObject *tb = NULL;
    PyObject *val = NULL;
    PyObject *yf = gen->yieldfrom;
    if (!PyArg_UnpackTuple(args, (char *)"throw", 1, 3, &typ, &val, &tb))
        return NULL;
    if (unlikely(__Pyx_Coroutine_CheckRunning(gen)))
        return NULL;
    if (yf) {
        PyObject *ret;
        Py_INCREF(yf);
        if (PyErr_GivenExceptionMatches(typ, PyExc_GeneratorExit)) {
            int err = __Pyx_Coroutine_CloseIter(gen, yf);
            Py_DECREF(yf);
            __Pyx_Coroutine_Undelegate(gen);
            if (err < 0)
                return __Pyx_Coroutine_MethodReturn(__Pyx_Coroutine_SendEx(gen, NULL));
            goto throw_here;
        }
        gen->is_running = 1;
        #ifdef __Pyx_Generator_USED
        if (__Pyx_Generator_CheckExact(yf)) {
            ret = __Pyx_Coroutine_Throw(yf, args);
        } else
        #endif
        #ifdef __Pyx_Coroutine_USED
        if (__Pyx_Coroutine_CheckExact(yf)) {
            ret = __Pyx_Coroutine_Throw(yf, args);
        } else
        #endif
        {
            PyObject *meth = __Pyx_PyObject_GetAttrStr(yf, __pyx_n_s_throw);
            if (unlikely(!meth)) {
                Py_DECREF(yf);
                if (!PyErr_ExceptionMatches(PyExc_AttributeError)) {
                    gen->is_running = 0;
                    return NULL;
                }
                PyErr_Clear();
                __Pyx_Coroutine_Undelegate(gen);
                gen->is_running = 0;
                goto throw_here;
            }
            ret = PyObject_CallObject(meth, args);
            Py_DECREF(meth);
        }
        gen->is_running = 0;
        Py_DECREF(yf);
        if (!ret) {
            ret = __Pyx_Coroutine_FinishDelegation(gen);
        }
        return __Pyx_Coroutine_MethodReturn(ret);
    }
throw_here:
    __Pyx_Raise(typ, val, tb, NULL);
    return __Pyx_Coroutine_MethodReturn(__Pyx_Coroutine_SendEx(gen, NULL));
}
static int __Pyx_Coroutine_traverse(PyObject *self, visitproc visit, void *arg) {
    __pyx_CoroutineObject *gen = (__pyx_CoroutineObject *) self;
    Py_VISIT(gen->closure);
    Py_VISIT(gen->classobj);
    Py_VISIT(gen->yieldfrom);
    Py_VISIT(gen->exc_type);
    Py_VISIT(gen->exc_value);
    Py_VISIT(gen->exc_traceback);
    return 0;
}
static int __Pyx_Coroutine_clear(PyObject *self) {
    __pyx_CoroutineObject *gen = (__pyx_CoroutineObject *) self;
    Py_CLEAR(gen->closure);
    Py_CLEAR(gen->classobj);
    Py_CLEAR(gen->yieldfrom);
    Py_CLEAR(gen->exc_type);
    Py_CLEAR(gen->exc_value);
    Py_CLEAR(gen->exc_traceback);
    Py_CLEAR(gen->gi_name);
    Py_CLEAR(gen->gi_qualname);
    return 0;
}
static void __Pyx_Coroutine_dealloc(PyObject *self) {
    __pyx_CoroutineObject *gen = (__pyx_CoroutineObject *) self;
    PyObject_GC_UnTrack(gen);
    if (gen->gi_weakreflist != NULL)
        PyObject_ClearWeakRefs(self);
    if (gen->resume_label > 0) {
        PyObject_GC_Track(self);
#if PY_VERSION_HEX >= 0x030400a1
        if (PyObject_CallFinalizerFromDealloc(self))
#else
        Py_TYPE(gen)->tp_del(self);
        if (self->ob_refcnt > 0)
#endif
        {
            return;
        }
        PyObject_GC_UnTrack(self);
    }
    __Pyx_Coroutine_clear(self);
    PyObject_GC_Del(gen);
}
static void __Pyx_Coroutine_del(PyObject *self) {
    PyObject *res;
    PyObject *error_type, *error_value, *error_traceback;
    __pyx_CoroutineObject *gen = (__pyx_CoroutineObject *) self;
    if (gen->resume_label <= 0)
        return ;
#if PY_VERSION_HEX < 0x030400a1
    assert(self->ob_refcnt == 0);
    self->ob_refcnt = 1;
#endif
    __Pyx_ErrFetch(&error_type, &error_value, &error_traceback);
    res = __Pyx_Coroutine_Close(self);
    if (res == NULL)
        PyErr_WriteUnraisable(self);
    else
        Py_DECREF(res);
    __Pyx_ErrRestore(error_type, error_value, error_traceback);
#if PY_VERSION_HEX < 0x030400a1
    assert(self->ob_refcnt > 0);
    if (--self->ob_refcnt == 0) {
        return;
    }
    {
        Py_ssize_t refcnt = self->ob_refcnt;
        _Py_NewReference(self);
        self->ob_refcnt = refcnt;
    }
#if CYTHON_COMPILING_IN_CPYTHON
    assert(PyType_IS_GC(self->ob_type) &&
           _Py_AS_GC(self)->gc.gc_refs != _PyGC_REFS_UNTRACKED);
    _Py_DEC_REFTOTAL;
#endif
#ifdef COUNT_ALLOCS
    --Py_TYPE(self)->tp_frees;
    --Py_TYPE(self)->tp_allocs;
#endif
#endif
}
static PyObject *
__Pyx_Coroutine_get_name(__pyx_CoroutineObject *self)
{
    Py_INCREF(self->gi_name);
    return self->gi_name;
}
static int
__Pyx_Coroutine_set_name(__pyx_CoroutineObject *self, PyObject *value)
{
    PyObject *tmp;
#if PY_MAJOR_VERSION >= 3
    if (unlikely(value == NULL || !PyUnicode_Check(value))) {
#else
    if (unlikely(value == NULL || !PyString_Check(value))) {
#endif
        PyErr_SetString(PyExc_TypeError,
                        "__name__ must be set to a string object");
        return -1;
    }
    tmp = self->gi_name;
    Py_INCREF(value);
    self->gi_name = value;
    Py_XDECREF(tmp);
    return 0;
}
static PyObject *
__Pyx_Coroutine_get_qualname(__pyx_CoroutineObject *self)
{
    Py_INCREF(self->gi_qualname);
    return self->gi_qualname;
}
static int
__Pyx_Coroutine_set_qualname(__pyx_CoroutineObject *self, PyObject *value)
{
    PyObject *tmp;
#if PY_MAJOR_VERSION >= 3
    if (unlikely(value == NULL || !PyUnicode_Check(value))) {
#else
    if (unlikely(value == NULL || !PyString_Check(value))) {
#endif
        PyErr_SetString(PyExc_TypeError,
                        "__qualname__ must be set to a string object");
        return -1;
    }
    tmp = self->gi_qualname;
    Py_INCREF(value);
    self->gi_qualname = value;
    Py_XDECREF(tmp);
    return 0;
}
static __pyx_CoroutineObject *__Pyx__Coroutine_New(PyTypeObject* type, __pyx_coroutine_body_t body,
                                                   PyObject *closure, PyObject *name, PyObject *qualname) {
    __pyx_CoroutineObject *gen = PyObject_GC_New(__pyx_CoroutineObject, type);
    if (gen == NULL)
        return NULL;
    gen->body = body;
    gen->closure = closure;
    Py_XINCREF(closure);
    gen->is_running = 0;
    gen->resume_label = 0;
    gen->classobj = NULL;
    gen->yieldfrom = NULL;
    gen->exc_type = NULL;
    gen->exc_value = NULL;
    gen->exc_traceback = NULL;
    gen->gi_weakreflist = NULL;
    Py_XINCREF(qualname);
    gen->gi_qualname = qualname;
    Py_XINCREF(name);
    gen->gi_name = name;
    PyObject_GC_Track(gen);
    return gen;
}

static PyObject* __Pyx_Coroutine_patch_module(PyObject* module, const char* py_code) {
#if defined(__Pyx_Generator_USED) || defined(__Pyx_Coroutine_USED)
    int result;
    PyObject *globals, *result_obj;
    globals = PyDict_New();  if (unlikely(!globals)) goto ignore;
    result = PyDict_SetItemString(globals, "_cython_coroutine_type",
    #ifdef __Pyx_Coroutine_USED
        (PyObject*)__pyx_CoroutineType);
    #else
        Py_None);
    #endif
    if (unlikely(result < 0)) goto ignore;
    result = PyDict_SetItemString(globals, "_cython_generator_type",
    #ifdef __Pyx_Generator_USED
        (PyObject*)__pyx_GeneratorType);
    #else
        Py_None);
    #endif
    if (unlikely(result < 0)) goto ignore;
    if (unlikely(PyDict_SetItemString(globals, "_module", module) < 0)) goto ignore;
    if (unlikely(PyDict_SetItemString(globals, "__builtins__", __pyx_b) < 0)) goto ignore;
    result_obj = PyRun_String(py_code, Py_file_input, globals, globals);
    if (unlikely(!result_obj)) goto ignore;
    Py_DECREF(result_obj);
    Py_DECREF(globals);
    return module;
ignore:
    Py_XDECREF(globals);
    PyErr_WriteUnraisable(module);
    if (unlikely(PyErr_WarnEx(PyExc_RuntimeWarning, "Cython module failed to patch module with custom type", 1) < 0)) {
        Py_DECREF(module);
        module = NULL;
    }
#else
    py_code++;
#endif
    return module;
}

static int __Pyx_patch_abc(void) {
#if defined(__Pyx_Generator_USED) || defined(__Pyx_Coroutine_USED)
    static int abc_patched = 0;
    if (!abc_patched) {
        PyObject *module;
        module = PyImport_ImportModule((PY_VERSION_HEX >= 0x03030000) ? "collections.abc" : "collections");
        if (!module) {
            PyErr_WriteUnraisable(NULL);
            if (unlikely(PyErr_WarnEx(PyExc_RuntimeWarning,
                    ((PY_VERSION_HEX >= 0x03030000) ?
                        "Cython module failed to register with collections.abc module" :
                        "Cython module failed to register with collections module"), 1) < 0)) {
                return -1;
            }
        } else {
            module = __Pyx_Coroutine_patch_module(
                module, ""
"if _cython_generator_type is not None:\n"
"    try: Generator = _module.Generator\n"
"    except AttributeError: pass\n"
"    else: Generator.register(_cython_generator_type)\n"
"if _cython_coroutine_type is not None:\n"
"    try: Coroutine = _module.Coroutine\n"
"    except AttributeError: pass\n"
"    else: Coroutine.register(_cython_coroutine_type)\n"
            );
            abc_patched = 1;
            if (unlikely(!module))
                return -1;
            Py_DECREF(module);
        }
    }
#else
    if (0) __Pyx_Coroutine_patch_module(NULL, NULL);
#endif
    return 0;
}

static PyMethodDef __pyx_Generator_methods[] = {
    {"send", (PyCFunction) __Pyx_Coroutine_Send, METH_O,
     (char*) PyDoc_STR("send(arg) -> send 'arg' into generator,\nreturn next yielded value or raise StopIteration.")},
    {"throw", (PyCFunction) __Pyx_Coroutine_Throw, METH_VARARGS,
     (char*) PyDoc_STR("throw(typ[,val[,tb]]) -> raise exception in generator,\nreturn next yielded value or raise StopIteration.")},
    {"close", (PyCFunction) __Pyx_Coroutine_Close, METH_NOARGS,
     (char*) PyDoc_STR("close() -> raise GeneratorExit inside generator.")},
    {0, 0, 0, 0}
};
static PyMemberDef __pyx_Generator_memberlist[] = {
    {(char *) "gi_running", T_BOOL, offsetof(__pyx_CoroutineObject, is_running), READONLY, NULL},
    {(char*) "gi_yieldfrom", T_OBJECT, offsetof(__pyx_CoroutineObject, yieldfrom), READONLY,
     (char*) PyDoc_STR("object being iterated by 'yield from', or None")},
    {0, 0, 0, 0, 0}
};
static PyGetSetDef __pyx_Generator_getsets[] = {
    {(char *) "__name__", (getter)__Pyx_Coroutine_get_name, (setter)__Pyx_Coroutine_set_name,
     (char*) PyDoc_STR("name of the generator"), 0},
    {(char *) "__qualname__", (getter)__Pyx_Coroutine_get_qualname, (setter)__Pyx_Coroutine_set_qualname,
     (char*) PyDoc_STR("qualified name of the generator"), 0},
    {0, 0, 0, 0, 0}
};
static PyTypeObject __pyx_GeneratorType_type = {
    PyVarObject_HEAD_INIT(0, 0)
    "generator",
    sizeof(__pyx_CoroutineObject),
    0,
    (destructor) __Pyx_Coroutine_dealloc,
    0,
    0,
    0,
    0,
    0,
    0,
    0,
    0,
    0,
    0,
    0,
    0,
    0,
    0,
    Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC | Py_TPFLAGS_HAVE_FINALIZE,
    0,
    (traverseproc) __Pyx_Coroutine_traverse,
    0,
    0,
    offsetof(__pyx_CoroutineObject, gi_weakreflist),
    0,
    (iternextfunc) __Pyx_Generator_Next,
    __pyx_Generator_methods,
    __pyx_Generator_memberlist,
    __pyx_Generator_getsets,
    0,
    0,
    0,
    0,
    0,
    0,
    0,
    0,
    0,
    0,
    0,
    0,
    0,
    0,
    0,
#if PY_VERSION_HEX >= 0x030400a1
    0,
#else
    __Pyx_Coroutine_del,
#endif
    0,
#if PY_VERSION_HEX >= 0x030400a1
    __Pyx_Coroutine_del,
#endif
};
static int __pyx_Generator_init(void) {
    __pyx_GeneratorType_type.tp_getattro = PyObject_GenericGetAttr;
    __pyx_GeneratorType_type.tp_iter = PyObject_SelfIter;
    __pyx_GeneratorType = __Pyx_FetchCommonType(&__pyx_GeneratorType_type);
    if (unlikely(!__pyx_GeneratorType)) {
        return -1;
    }
    return 0;
}

static int __Pyx_check_binary_version(void) {
    char ctversion[4], rtversion[4];
    PyOS_snprintf(ctversion, 4, "%d.%d", PY_MAJOR_VERSION, PY_MINOR_VERSION);
    PyOS_snprintf(rtversion, 4, "%s", Py_GetVersion());
    if (ctversion[0] != rtversion[0] || ctversion[2] != rtversion[2]) {
        char message[200];
        PyOS_snprintf(message, sizeof(message),
                      "compiletime version %s of module '%.100s' "
                      "does not match runtime version %s",
                      ctversion, __Pyx_MODULE_NAME, rtversion);
        return PyErr_WarnEx(NULL, message, 1);
    }
    return 0;
}

#ifndef __PYX_HAVE_RT_ImportModule
#define __PYX_HAVE_RT_ImportModule
static PyObject *__Pyx_ImportModule(const char *name) {
    PyObject *py_name = 0;
    PyObject *py_module = 0;
    py_name = __Pyx_PyIdentifier_FromString(name);
    if (!py_name)
        goto bad;
    py_module = PyImport_Import(py_name);
    Py_DECREF(py_name);
    return py_module;
bad:
    Py_XDECREF(py_name);
    return 0;
}
#endif

#ifndef __PYX_HAVE_RT_ImportType
#define __PYX_HAVE_RT_ImportType
static PyTypeObject *__Pyx_ImportType(const char *module_name, const char *class_name,
    size_t size, int strict)
{
    PyObject *py_module = 0;
    PyObject *result = 0;
    PyObject *py_name = 0;
    char warning[200];
    Py_ssize_t basicsize;
#ifdef Py_LIMITED_API
    PyObject *py_basicsize;
#endif
    py_module = __Pyx_ImportModule(module_name);
    if (!py_module)
        goto bad;
    py_name = __Pyx_PyIdentifier_FromString(class_name);
    if (!py_name)
        goto bad;
    result = PyObject_GetAttr(py_module, py_name);
    Py_DECREF(py_name);
    py_name = 0;
    Py_DECREF(py_module);
    py_module = 0;
    if (!result)
        goto bad;
    if (!PyType_Check(result)) {
        PyErr_Format(PyExc_TypeError,
            "%.200s.%.200s is not a type object",
            module_name, class_name);
        goto bad;
    }
#ifndef Py_LIMITED_API
    basicsize = ((PyTypeObject *)result)->tp_basicsize;
#else
    py_basicsize = PyObject_GetAttrString(result, "__basicsize__");
    if (!py_basicsize)
        goto bad;
    basicsize = PyLong_AsSsize_t(py_basicsize);
    Py_DECREF(py_basicsize);
    py_basicsize = 0;
    if (basicsize == (Py_ssize_t)-1 && PyErr_Occurred())
        goto bad;
#endif
    if (!strict && (size_t)basicsize > size) {
        PyOS_snprintf(warning, sizeof(warning),
            "%s.%s size changed, may indicate binary incompatibility",
            module_name, class_name);
        if (PyErr_WarnEx(NULL, warning, 0) < 0) goto bad;
    }
    else if ((size_t)basicsize != size) {
        PyErr_Format(PyExc_ValueError,
            "%.200s.%.200s has the wrong size, try recompiling",
            module_name, class_name);
        goto bad;
    }
    return (PyTypeObject *)result;
bad:
    Py_XDECREF(py_module);
    Py_XDECREF(result);
    return NULL;
}
#endif

#ifndef __PYX_HAVE_RT_ImportVoidPtr
#define __PYX_HAVE_RT_ImportVoidPtr
static int __Pyx_ImportVoidPtr(PyObject *module, const char *name, void **p, const char *sig) {
    PyObject *d = 0;
    PyObject *cobj = 0;
    d = PyObject_GetAttrString(module, (char *)"__pyx_capi__");
    if (!d)
        goto bad;
    cobj = PyDict_GetItemString(d, name);
    if (!cobj) {
        PyErr_Format(PyExc_ImportError,
            "%.200s does not export expected C variable %.200s",
                PyModule_GetName(module), name);
        goto bad;
    }
#if PY_VERSION_HEX >= 0x02070000
    if (!PyCapsule_IsValid(cobj, sig)) {
        PyErr_Format(PyExc_TypeError,
            "C variable %.200s.%.200s has wrong signature (expected %.500s, got %.500s)",
             PyModule_GetName(module), name, sig, PyCapsule_GetName(cobj));
        goto bad;
    }
    *p = PyCapsule_GetPointer(cobj, sig);
#else
    {const char *desc, *s1, *s2;
    desc = (const char *)PyCObject_GetDesc(cobj);
    if (!desc)
        goto bad;
    s1 = desc; s2 = sig;
    while (*s1 != '\0' && *s1 == *s2) { s1++; s2++; }
    if (*s1 != *s2) {
        PyErr_Format(PyExc_TypeError,
            "C variable %.200s.%.200s has wrong signature (expected %.500s, got %.500s)",
             PyModule_GetName(module), name, sig, desc);
        goto bad;
    }
    *p = PyCObject_AsVoidPtr(cobj);}
#endif
    if (!(*p))
        goto bad;
    Py_DECREF(d);
    return 0;
bad:
    Py_XDECREF(d);
    return -1;
}
#endif

#ifndef __PYX_HAVE_RT_ImportFunction
#define __PYX_HAVE_RT_ImportFunction
static int __Pyx_ImportFunction(PyObject *module, const char *funcname, void (**f)(void), const char *sig) {
    PyObject *d = 0;
    PyObject *cobj = 0;
    union {
        void (*fp)(void);
        void *p;
    } tmp;
    d = PyObject_GetAttrString(module, (char *)"__pyx_capi__");
    if (!d)
        goto bad;
    cobj = PyDict_GetItemString(d, funcname);
    if (!cobj) {
        PyErr_Format(PyExc_ImportError,
            "%.200s does not export expected C function %.200s",
                PyModule_GetName(module), funcname);
        goto bad;
    }
#if PY_VERSION_HEX >= 0x02070000
    if (!PyCapsule_IsValid(cobj, sig)) {
        PyErr_Format(PyExc_TypeError,
            "C function %.200s.%.200s has wrong signature (expected %.500s, got %.500s)",
             PyModule_GetName(module), funcname, sig, PyCapsule_GetName(cobj));
        goto bad;
    }
    tmp.p = PyCapsule_GetPointer(cobj, sig);
#else
    {const char *desc, *s1, *s2;
    desc = (const char *)PyCObject_GetDesc(cobj);
    if (!desc)
        goto bad;
    s1 = desc; s2 = sig;
    while (*s1 != '\0' && *s1 == *s2) { s1++; s2++; }
    if (*s1 != *s2) {
        PyErr_Format(PyExc_TypeError,
            "C function %.200s.%.200s has wrong signature (expected %.500s, got %.500s)",
             PyModule_GetName(module), funcname, sig, desc);
        goto bad;
    }
    tmp.p = PyCObject_AsVoidPtr(cobj);}
#endif
    *f = tmp.fp;
    if (!(*f))
        goto bad;
    Py_DECREF(d);
    return 0;
bad:
    Py_XDECREF(d);
    return -1;
}
#endif

static int __Pyx_InitStrings(__Pyx_StringTabEntry *t) {
    while (t->p) {
        #if PY_MAJOR_VERSION < 3
        if (t->is_unicode) {
            *t->p = PyUnicode_DecodeUTF8(t->s, t->n - 1, NULL);
        } else if (t->intern) {
            *t->p = PyString_InternFromString(t->s);
        } else {
            *t->p = PyString_FromStringAndSize(t->s, t->n - 1);
        }
        #else
        if (t->is_unicode | t->is_str) {
            if (t->intern) {
                *t->p = PyUnicode_InternFromString(t->s);
            } else if (t->encoding) {
                *t->p = PyUnicode_Decode(t->s, t->n - 1, t->encoding, NULL);
            } else {
                *t->p = PyUnicode_FromStringAndSize(t->s, t->n - 1);
            }
        } else {
            *t->p = PyBytes_FromStringAndSize(t->s, t->n - 1);
        }
        #endif
        if (!*t->p)
            return -1;
        ++t;
    }
    return 0;
}

static CYTHON_INLINE PyObject* __Pyx_PyUnicode_FromString(const char* c_str) {
    return __Pyx_PyUnicode_FromStringAndSize(c_str, (Py_ssize_t)strlen(c_str));
}
static CYTHON_INLINE char* __Pyx_PyObject_AsString(PyObject* o) {
    Py_ssize_t ignore;
    return __Pyx_PyObject_AsStringAndSize(o, &ignore);
}
static CYTHON_INLINE char* __Pyx_PyObject_AsStringAndSize(PyObject* o, Py_ssize_t *length) {
#if CYTHON_COMPILING_IN_CPYTHON && (__PYX_DEFAULT_STRING_ENCODING_IS_ASCII || __PYX_DEFAULT_STRING_ENCODING_IS_DEFAULT)
    if (
#if PY_MAJOR_VERSION < 3 && __PYX_DEFAULT_STRING_ENCODING_IS_ASCII
            __Pyx_sys_getdefaultencoding_not_ascii &&
#endif
            PyUnicode_Check(o)) {
#if PY_VERSION_HEX < 0x03030000
        char* defenc_c;
        PyObject* defenc = _PyUnicode_AsDefaultEncodedString(o, NULL);
        if (!defenc) return NULL;
        defenc_c = PyBytes_AS_STRING(defenc);
#if __PYX_DEFAULT_STRING_ENCODING_IS_ASCII
        {
            char* end = defenc_c + PyBytes_GET_SIZE(defenc);
            char* c;
            for (c = defenc_c; c < end; c++) {
                if ((unsigned char) (*c) >= 128) {
                    PyUnicode_AsASCIIString(o);
                    return NULL;
                }
            }
        }
#endif
        *length = PyBytes_GET_SIZE(defenc);
        return defenc_c;
#else
        if (__Pyx_PyUnicode_READY(o) == -1) return NULL;
#if __PYX_DEFAULT_STRING_ENCODING_IS_ASCII
        if (PyUnicode_IS_ASCII(o)) {
            *length = PyUnicode_GET_LENGTH(o);
            return PyUnicode_AsUTF8(o);
        } else {
            PyUnicode_AsASCIIString(o);
            return NULL;
        }
#else
        return PyUnicode_AsUTF8AndSize(o, length);
#endif
#endif
    } else
#endif
#if (!CYTHON_COMPILING_IN_PYPY) || (defined(PyByteArray_AS_STRING) && defined(PyByteArray_GET_SIZE))
    if (PyByteArray_Check(o)) {
        *length = PyByteArray_GET_SIZE(o);
        return PyByteArray_AS_STRING(o);
    } else
#endif
    {
        char* result;
        int r = PyBytes_AsStringAndSize(o, &result, length);
        if (unlikely(r < 0)) {
            return NULL;
        } else {
            return result;
        }
    }
}
static CYTHON_INLINE int __Pyx_PyObject_IsTrue(PyObject* x) {
   int is_true = x == Py_True;
   if (is_true | (x == Py_False) | (x == Py_None)) return is_true;
   else return PyObject_IsTrue(x);
}
static CYTHON_INLINE PyObject* __Pyx_PyNumber_Int(PyObject* x) {
  PyNumberMethods *m;
  const char *name = NULL;
  PyObject *res = NULL;
#if PY_MAJOR_VERSION < 3
  if (PyInt_Check(x) || PyLong_Check(x))
#else
  if (PyLong_Check(x))
#endif
    return __Pyx_NewRef(x);
  m = Py_TYPE(x)->tp_as_number;
#if PY_MAJOR_VERSION < 3
  if (m && m->nb_int) {
    name = "int";
    res = PyNumber_Int(x);
  }
  else if (m && m->nb_long) {
    name = "long";
    res = PyNumber_Long(x);
  }
#else
  if (m && m->nb_int) {
    name = "int";
    res = PyNumber_Long(x);
  }
#endif
  if (res) {
#if PY_MAJOR_VERSION < 3
    if (!PyInt_Check(res) && !PyLong_Check(res)) {
#else
    if (!PyLong_Check(res)) {
#endif
      PyErr_Format(PyExc_TypeError,
                   "__%.4s__ returned non-%.4s (type %.200s)",
                   name, name, Py_TYPE(res)->tp_name);
      Py_DECREF(res);
      return NULL;
    }
  }
  else if (!PyErr_Occurred()) {
    PyErr_SetString(PyExc_TypeError,
                    "an integer is required");
  }
  return res;
}
static CYTHON_INLINE Py_ssize_t __Pyx_PyIndex_AsSsize_t(PyObject* b) {
  Py_ssize_t ival;
  PyObject *x;
#if PY_MAJOR_VERSION < 3
  if (likely(PyInt_CheckExact(b))) {
    if (sizeof(Py_ssize_t) >= sizeof(long))
        return PyInt_AS_LONG(b);
    else
        return PyInt_AsSsize_t(x);
  }
#endif
  if (likely(PyLong_CheckExact(b))) {
    #if CYTHON_USE_PYLONG_INTERNALS
    const digit* digits = ((PyLongObject*)b)->ob_digit;
    const Py_ssize_t size = Py_SIZE(b);
    if (likely(__Pyx_sst_abs(size) <= 1)) {
        ival = likely(size) ? digits[0] : 0;
        if (size == -1) ival = -ival;
        return ival;
    } else {
      switch (size) {
         case 2:
           if (8 * sizeof(Py_ssize_t) > 2 * PyLong_SHIFT) {
             return (Py_ssize_t) (((((size_t)digits[1]) << PyLong_SHIFT) | digits[0]));
           }
           break;
         case -2:
           if (8 * sizeof(Py_ssize_t) > 2 * PyLong_SHIFT) {
             return -(Py_ssize_t) (((((size_t)digits[1]) << PyLong_SHIFT) | digits[0]));
           }
           break;
         case 3:
           if (8 * sizeof(Py_ssize_t) > 3 * PyLong_SHIFT) {
             return (Py_ssize_t) (((((((size_t)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
           }
           break;
         case -3:
           if (8 * sizeof(Py_ssize_t) > 3 * PyLong_SHIFT) {
             return -(Py_ssize_t) (((((((size_t)digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
           }
           break;
         case 4:
           if (8 * sizeof(Py_ssize_t) > 4 * PyLong_SHIFT) {
             return (Py_ssize_t) (((((((((size_t)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
           }
           break;
         case -4:
           if (8 * sizeof(Py_ssize_t) > 4 * PyLong_SHIFT) {
             return -(Py_ssize_t) (((((((((size_t)digits[3]) << PyLong_SHIFT) | digits[2]) << PyLong_SHIFT) | digits[1]) << PyLong_SHIFT) | digits[0]));
           }
           break;
      }
    }
    #endif
    return PyLong_AsSsize_t(b);
  }
  x = PyNumber_Index(b);
  if (!x) return -1;
  ival = PyInt_AsSsize_t(x);
  Py_DECREF(x);
  return ival;
}
static CYTHON_INLINE PyObject * __Pyx_PyInt_FromSize_t(size_t ival) {
    return PyInt_FromSize_t(ival);
}


#endif /* Py_PYTHON_H */
