RC_SPANS_PER_POOL = 2048
RC_WALKABLE_AREA = 63
RC_NULL_AREA = 0
RC_PI = 3.14159265
RC_SPAN_HEIGHT_BITS = 13
RC_SPAN_MAX_HEIGHT = (1 << RC_SPAN_HEIGHT_BITS) - 1
RC_NOT_CONNECTED = 0x3f
RC_BORDER_REG = 0x8000  # 32768
RC_CONTOUR_TESS_WALL_EDGES = 1
RC_BORDER_VERTEX = 0x10000  # 65536
RC_AREA_BORDER = 0x20000  # 131072
RC_CONTOUR_REG_MASK = 0xffff  # 65535
RC_CONTOUR_TESS_AREA_EDGES = 0x02
RC_MESH_NULL_IDX = 0xffff  # 65535
RC_MULTIPLE_REGS = 0
