# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     https://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

"""Cython wrapper for ``curve_intersection.f90``."""


from libcpp cimport bool as bool_t

from bezier._status cimport Status


cdef extern from "bezier/curve_intersection.h":
    cpdef enum BoxIntersectionType:
        INTERSECTION = 0
        TANGENT = 1
        DISJOINT = 2

    void newton_refine_curve_intersect(double* s, int* num_nodes1, double* nodes1,
        double* t, int* num_nodes2, double* nodes2, double* new_s, double* new_t,
        Status* status)
    void bbox_intersect(int* num_nodes1, double* nodes1, int* num_nodes2,
        double* nodes2, BoxIntersectionType* enum_)
    void curve_intersections(int* num_nodes_first, double* nodes_first,
        int* num_nodes_second, double* nodes_second, int* intersections_size,
        double* intersections, int* num_intersections, bool_t* coincident,
        Status* status)
    void free_curve_intersections_workspace()
