editmesh_tangent.cc File Reference

#include "BLI_math_geom.h"
#include "BLI_math_vector.h"
#include "BLI_task.hh"
#include "DNA_customdata_types.h"
#include "BKE_customdata.hh"
#include "BKE_editmesh.hh"
#include "BKE_editmesh_tangent.hh"
#include "BKE_mesh.hh"
#include "MEM_guardedalloc.h"
#include "mikktspace.hh"

Go to the source code of this file.

Classes
struct	SGLSLEditMeshToTangent

Typedefs
using	float3
using	float4

Tangent Space Calculation
#define	USE_LOOPTRI_DETECT_QUADS
static void	calc_face_as_quad_map (BMEditMesh *&em, BMesh *&bm, int &totface, int &num_face_as_quad_map, int *&face_as_quad_map)
Array< Array< float4 > >	BKE_editmesh_uv_tangents_calc (BMEditMesh *em, const Span< float3 > face_normals, const Span< float3 > corner_normals, const Span< StringRef > uv_names)
Array< float4 >	BKE_editmesh_orco_tangents_calc (BMEditMesh *em, const Span< float3 > face_normals, const Span< float3 > corner_normals, const Span< float3 > vert_orco)

Macro Definition Documentation

USE_LOOPTRI_DETECT_QUADS

#define USE_LOOPTRI_DETECT_QUADS

Definition at line 36 of file editmesh_tangent.cc.

Typedef Documentation

float3

using blender::float3

Definition at line 619 of file BLI_math_vector_types.hh.

float4

using blender::float4

Definition at line 620 of file BLI_math_vector_types.hh.

Function Documentation

BKE_editmesh_orco_tangents_calc()

Array< float4 > BKE_editmesh_orco_tangents_calc	(	BMEditMesh *	em,
		const Span< float3 >	face_normals,
		const Span< float3 >	corner_normals,
		const Span< float3 >	vert_orco )

Definition at line 238 of file editmesh_tangent.cc.

References bm, BMEditMesh::bm, BM_FACE, BM_LOOP, BM_mesh_elem_index_ensure(), BM_VERT, calc_face_as_quad_map(), SGLSLEditMeshToTangent::cd_loop_uv_offset, SGLSLEditMeshToTangent::corner_normals, SGLSLEditMeshToTangent::face_as_quad_map, SGLSLEditMeshToTangent::face_normals, Array< T, InlineBufferCapacity, Allocator >::is_empty(), blender::Span< T >::is_empty(), BMEditMesh::looptris, SGLSLEditMeshToTangent::looptris, MEM_SAFE_FREE, SGLSLEditMeshToTangent::num_face_as_quad_map, SGLSLEditMeshToTangent::numTessFaces, SGLSLEditMeshToTangent::orco, result, Array< T, InlineBufferCapacity, Allocator >::size(), and SGLSLEditMeshToTangent::tangent.

BKE_editmesh_uv_tangents_calc()

Array< Array< float4 > > BKE_editmesh_uv_tangents_calc	(	BMEditMesh *	em,
		const Span< float3 >	face_normals,
		const Span< float3 >	corner_normals,
		const Span< StringRef >	uv_names )

Definition at line 183 of file editmesh_tangent.cc.

References bm, BMEditMesh::bm, BM_FACE, BM_LOOP, BM_mesh_elem_index_ensure(), calc_face_as_quad_map(), blender::Span< T >::index_range(), Array< T, InlineBufferCapacity, Allocator >::is_empty(), blender::Span< T >::is_empty(), BMEditMesh::looptris, blender::threading::parallel_for(), result, Array< T, InlineBufferCapacity, Allocator >::size(), and blender::Span< T >::size().

calc_face_as_quad_map()

void calc_face_as_quad_map ( BMEditMesh *& em, BMesh *& bm, int & totface, int & num_face_as_quad_map, int *& face_as_quad_map )

static

Definition at line 155 of file editmesh_tangent.cc.

References bm, i, BMEditMesh::looptris, MEM_malloc_arrayN(), and Array< T, InlineBufferCapacity, Allocator >::size().

Referenced by BKE_editmesh_orco_tangents_calc(), BKE_editmesh_uv_tangents_calc(), and blender::bke::mesh::calc_orco_tangents().