blender::geometry::quad Namespace Reference

Enumerations
enum class	QuadDirection : int8_t { Edge_0_2 = 0 , Edge_1_3 = 1 }

Functions
static QuadDirection	calc_quad_direction_beauty (const float3 &v0, const float3 &v1, const float3 &v2, const float3 &v3)
static void	calc_quad_directions (const Span< float3 > positions, const Span< int > face_offsets, const Span< int > corner_verts, const TriangulateQuadMode quad_mode, MutableSpan< QuadDirection > directions)
static void	calc_corner_tris (const Span< int > face_offsets, const Span< QuadDirection > directions, MutableSpan< int3 > corner_tris)
static void	calc_corner_tris (const Span< float3 > positions, const OffsetIndices< int > src_faces, const Span< int > src_corner_verts, const IndexMask &quads, const TriangulateQuadMode quad_mode, MutableSpan< int3 > corner_tris)

Enumeration Type Documentation

QuadDirection

enum class blender::geometry::quad::QuadDirection : int8_t

strong

#Edge_0_2 #Edge_1_3 3 ----— 2 3 ----— 2 | 1 / | | \ 1 | | / | | \ | | / | | \ | | / 0 | | 0 \ | 0 ----— 1 0 ----— 1

Enumerator
Edge_0_2
Edge_1_3

Definition at line 88 of file mesh_triangulate.cc.

Function Documentation

calc_corner_tris() [1/2]

void blender::geometry::quad::calc_corner_tris ( const Span< float3 > positions, const OffsetIndices< int > src_faces, const Span< int > src_corner_verts, const IndexMask & quads, const TriangulateQuadMode quad_mode, MutableSpan< int3 > corner_tris )

static

Definition at line 181 of file mesh_triangulate.cc.

References calc_corner_tris(), calc_quad_directions(), blender::offset_indices::OffsetIndices< T >::data(), data, blender::index_mask::IndexMask::foreach_segment(), blender::geometry::gather_or_reference(), blender::threading::EnumerableThreadSpecific< T >::local(), pos, blender::index_mask::IndexMask::size(), blender::Span< T >::size(), and blender::MutableSpan< T >::slice().

calc_corner_tris() [2/2]

void blender::geometry::quad::calc_corner_tris ( const Span< int > face_offsets, const Span< QuadDirection > directions, MutableSpan< int3 > corner_tris )

static

Definition at line 159 of file mesh_triangulate.cc.

References blender::MutableSpan< T >::cast(), blender::MutableSpan< T >::copy_from(), Edge_0_2, Edge_1_3, i, blender::Span< T >::index_range(), and blender::MutableSpan< T >::slice().

Referenced by calc_corner_tris(), and blender::geometry::mesh_triangulate().

calc_quad_direction_beauty()

QuadDirection blender::geometry::quad::calc_quad_direction_beauty ( const float3 & v0, const float3 & v1, const float3 & v2, const float3 & v3 )

static

Note

This behavior is meant to be the same as BM_verts_calc_rotate_beauty. The order of vertices requires special attention.

Definition at line 97 of file mesh_triangulate.cc.

References BLI_polyfill_edge_calc_rotate_beauty__area(), Edge_0_2, Edge_1_3, is_quad_flip_v3(), UNLIKELY, and v2.

Referenced by calc_quad_directions().

calc_quad_directions()

void blender::geometry::quad::calc_quad_directions ( const Span< float3 > positions, const Span< int > face_offsets, const Span< int > corner_verts, const TriangulateQuadMode quad_mode, MutableSpan< QuadDirection > directions )

static

Definition at line 114 of file mesh_triangulate.cc.

References blender::geometry::Alternate, blender::geometry::Beauty, calc_quad_direction_beauty(), blender::math::distance_squared(), Edge_0_2, Edge_1_3, blender::MutableSpan< T >::fill(), blender::geometry::Fixed, i, blender::Span< T >::index_range(), blender::geometry::LongEdge, blender::geometry::ShortEdge, blender::Span< T >::slice(), and verts.

Referenced by calc_corner_tris().