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)
static void	calc_edges (const Span< int > quad_corner_verts, MutableSpan< int2 > new_quad_edges)
static void	calc_quad_corner_edges (const Span< int > src_corner_edges, const Span< int3 > corner_tris, const int edges_start, MutableSpan< int > corner_edges)
static void	calc_edges (const Span< int > src_corner_edges, const Span< int3 > corner_tris, const Span< int > corner_verts, const int edges_start, MutableSpan< int2 > edges, MutableSpan< int > quad_corner_edges)
template<typename T>
static void	copy_quad_data_to_tris (const Span< T > src, const IndexMask &quads, MutableSpan< T > dst)
static void	copy_quad_data_to_tris (const GSpan src, const IndexMask &quads, GMutableSpan dst)

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 110 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 203 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 181 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_edges() [1/2]

void blender::geometry::quad::calc_edges	(	const Span< int >	quad_corner_verts,
		MutableSpan< int2 >	new_quad_edges )

static

Each triangulated quad creates one additional edge in the result mesh, between the two triangles. The corner_verts are just the corners of the quads, and the edges are just the new edges for these quads.

Definition at line 235 of file mesh_triangulate.cc.

References i, blender::Span< T >::size(), blender::Span< T >::slice(), and verts.

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

◆ calc_edges() [2/2]

void blender::geometry::quad::calc_edges	(	const Span< int >	src_corner_edges,
		const Span< int3 >	corner_tris,
		const Span< int >	corner_verts,
		const int	edges_start,
		MutableSpan< int2 >	edges,
		MutableSpan< int >	quad_corner_edges )

static

Definition at line 259 of file mesh_triangulate.cc.

References calc_edges(), calc_quad_corner_edges(), blender::threading::parallel_for(), blender::IndexRange::size(), blender::Span< T >::size(), blender::MutableSpan< T >::slice(), blender::Span< T >::slice(), and blender::IndexRange::start().

◆ calc_quad_corner_edges()

void blender::geometry::quad::calc_quad_corner_edges	(	const Span< int >	src_corner_edges,
		const Span< int3 >	corner_tris,
		const int	edges_start,
		MutableSpan< int >	corner_edges )

static

Definition at line 245 of file mesh_triangulate.cc.

References blender::Span< T >::index_range().

Referenced by calc_edges().

◆ 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 119 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 )