displist_tangent.c File Reference

#include "BLI_math.h"
#include "BLI_task.h"
#include "BKE_displist.h"
#include "BKE_displist_tangent.h"
#include "MEM_guardedalloc.h"
#include "mikktspace.h"

Go to the source code of this file.

Classes
struct	SGLSLDisplistToTangent

Functions
DL_INDEX3 tangents
static int	dl3_ts_GetNumFaces (const SMikkTSpaceContext *pContext)
static int	dl3_ts_GetNumVertsOfFace (const SMikkTSpaceContext *pContext, const int face_num)
static void	dl3_ts_GetPosition (const SMikkTSpaceContext *pContext, float r_co[3], const int face_num, const int vert_index)
static void	dl3_ts_GetTextureCoordinate (const SMikkTSpaceContext *pContext, float r_uv[2], const int face_num, const int vert_index)
static void	dl3_ts_GetNormal (const SMikkTSpaceContext *pContext, float r_no[3], const int face_num, const int vert_index)
static void	dl3_ts_SetTSpace (const SMikkTSpaceContext *pContext, const float fvTangent[3], const float fSign, const int face_num, const int vert_index)
DL_SURF tangents
static int	dlsurf_ts_GetNumFaces (const SMikkTSpaceContext *pContext)
static int	dlsurf_ts_GetNumVertsOfFace (const SMikkTSpaceContext *pContext, const int face_num)
static int	face_to_vert_index (SGLSLDisplistToTangent *dlt, const int face_num, const int vert_index)
static void	dlsurf_ts_GetPosition (const SMikkTSpaceContext *pContext, float r_co[3], const int face_num, const int vert_index)
static void	dlsurf_ts_GetTextureCoordinate (const SMikkTSpaceContext *pContext, float r_uv[2], const int face_num, const int vert_index)
static void	dlsurf_ts_GetNormal (const SMikkTSpaceContext *pContext, float r_no[3], const int face_num, const int vert_index)
static void	dlsurf_ts_SetTSpace (const SMikkTSpaceContext *pContext, const float fvTangent[3], const float fSign, const int face_num, const int vert_index)
Entry point
void	BKE_displist_tangent_calc (const DispList *dl, float(*fnormals)[3], float(**r_tangent)[4])

Function Documentation

BKE_displist_tangent_calc()

void BKE_displist_tangent_calc	(	const DispList *	dl,
		float(*)	fnormals[3],
		float(**)	r_tangent[4]
	)

Definition at line 223 of file displist_tangent.c.

References BLI_assert, SGLSLDisplistToTangent::dl, dl3_ts_GetNormal(), dl3_ts_GetNumFaces(), dl3_ts_GetNumVertsOfFace(), dl3_ts_GetPosition(), dl3_ts_GetTextureCoordinate(), dl3_ts_SetTSpace(), DL_CYCL_U, DL_CYCL_V, DL_INDEX3, DL_SURF, dlsurf_ts_GetNormal(), dlsurf_ts_GetNumFaces(), dlsurf_ts_GetNumVertsOfFace(), dlsurf_ts_GetPosition(), dlsurf_ts_GetTextureCoordinate(), dlsurf_ts_SetTSpace(), DispList::flag, genTangSpaceDefault(), SMikkTSpaceInterface::m_getNormal, SMikkTSpaceInterface::m_getNumFaces, SMikkTSpaceInterface::m_getNumVerticesOfFace, SMikkTSpaceInterface::m_getPosition, SMikkTSpaceInterface::m_getTexCoord, SMikkTSpaceContext::m_pInterface, SMikkTSpaceContext::m_pUserData, SMikkTSpaceInterface::m_setTSpaceBasic, MEM_mallocN, DispList::nr, NULL, DispList::parts, SGLSLDisplistToTangent::tangent, DispList::type, SGLSLDisplistToTangent::u_len, and SGLSLDisplistToTangent::v_len.

Referenced by DRW_displist_vertbuf_create_loop_pos_and_nor_and_uv_and_tan().

dl3_ts_GetNormal()

static void dl3_ts_GetNormal ( const SMikkTSpaceContext *  pContext, float  r_no[3], const int  face_num, const int  vert_index  )

static

Definition at line 85 of file displist_tangent.c.

References copy_v3_v3(), SGLSLDisplistToTangent::dl, SMikkTSpaceContext::m_pUserData, DispList::nors, and UNUSED_VARS.

Referenced by BKE_displist_tangent_calc().

dl3_ts_GetNumFaces()

static int dl3_ts_GetNumFaces ( const SMikkTSpaceContext *  pContext )

static

Definition at line 47 of file displist_tangent.c.

References SGLSLDisplistToTangent::dl, SMikkTSpaceContext::m_pUserData, and DispList::parts.

Referenced by BKE_displist_tangent_calc().

dl3_ts_GetNumVertsOfFace()

static int dl3_ts_GetNumVertsOfFace ( const SMikkTSpaceContext *  pContext, const int  face_num  )

static

Definition at line 54 of file displist_tangent.c.

References UNUSED_VARS.

Referenced by BKE_displist_tangent_calc().

dl3_ts_GetPosition()

static void dl3_ts_GetPosition ( const SMikkTSpaceContext *  pContext, float  r_co[3], const int  face_num, const int  vert_index  )

static

Definition at line 61 of file displist_tangent.c.

References copy_v3_v3(), SGLSLDisplistToTangent::dl, float(), DispList::index, SMikkTSpaceContext::m_pUserData, DispList::verts, and verts.

Referenced by BKE_displist_tangent_calc().

dl3_ts_GetTextureCoordinate()

static void dl3_ts_GetTextureCoordinate ( const SMikkTSpaceContext *  pContext, float  r_uv[2], const int  face_num, const int  vert_index  )

static

Definition at line 73 of file displist_tangent.c.

References SGLSLDisplistToTangent::dl, DispList::index, SMikkTSpaceContext::m_pUserData, and DispList::nr.

Referenced by BKE_displist_tangent_calc().

dl3_ts_SetTSpace()

static void dl3_ts_SetTSpace ( const SMikkTSpaceContext *  pContext, const float  fvTangent[3], const float  fSign, const int  face_num, const int  vert_index  )

static

Definition at line 96 of file displist_tangent.c.

References copy_v3_v3(), SMikkTSpaceContext::m_pUserData, SGLSLDisplistToTangent::tangent, and UNUSED_VARS.

Referenced by BKE_displist_tangent_calc().

dlsurf_ts_GetNormal()

static void dlsurf_ts_GetNormal ( const SMikkTSpaceContext *  pContext, float  r_no[3], const int  face_num, const int  vert_index  )

static

Definition at line 187 of file displist_tangent.c.

References copy_v3_v3(), SGLSLDisplistToTangent::dl, face_to_vert_index(), float(), SGLSLDisplistToTangent::fnormals, if(), SMikkTSpaceContext::m_pUserData, and DispList::nors.

Referenced by BKE_displist_tangent_calc().

dlsurf_ts_GetNumFaces()

static int dlsurf_ts_GetNumFaces ( const SMikkTSpaceContext *  pContext )

static

Definition at line 115 of file displist_tangent.c.

References SMikkTSpaceContext::m_pUserData, SGLSLDisplistToTangent::u_len, and SGLSLDisplistToTangent::v_len.

Referenced by BKE_displist_tangent_calc().

dlsurf_ts_GetNumVertsOfFace()

static int dlsurf_ts_GetNumVertsOfFace ( const SMikkTSpaceContext *  pContext, const int  face_num  )

static

Definition at line 122 of file displist_tangent.c.

References UNUSED_VARS.

Referenced by BKE_displist_tangent_calc().

dlsurf_ts_GetPosition()

static void dlsurf_ts_GetPosition ( const SMikkTSpaceContext *  pContext, float  r_co[3], const int  face_num, const int  vert_index  )

static

Definition at line 154 of file displist_tangent.c.

References copy_v3_v3(), SGLSLDisplistToTangent::dl, face_to_vert_index(), float(), SMikkTSpaceContext::m_pUserData, DispList::verts, and verts.

Referenced by BKE_displist_tangent_calc().

dlsurf_ts_GetTextureCoordinate()

static void dlsurf_ts_GetTextureCoordinate ( const SMikkTSpaceContext *  pContext, float  r_uv[2], const int  face_num, const int  vert_index  )

static

Definition at line 165 of file displist_tangent.c.

References SGLSLDisplistToTangent::dl, ELEM, face_to_vert_index(), SMikkTSpaceContext::m_pUserData, DispList::nr, SGLSLDisplistToTangent::u_len, and SGLSLDisplistToTangent::v_len.

Referenced by BKE_displist_tangent_calc().

dlsurf_ts_SetTSpace()

static void dlsurf_ts_SetTSpace ( const SMikkTSpaceContext *  pContext, const float  fvTangent[3], const float  fSign, const int  face_num, const int  vert_index  )

static

Definition at line 203 of file displist_tangent.c.

References copy_v3_v3(), SMikkTSpaceContext::m_pUserData, SGLSLDisplistToTangent::tangent, and UNUSED_VARS.

Referenced by BKE_displist_tangent_calc().

face_to_vert_index()

static int face_to_vert_index ( SGLSLDisplistToTangent *  dlt, const int  face_num, const int  vert_index  )

static

Definition at line 129 of file displist_tangent.c.

References SGLSLDisplistToTangent::dl, DispList::nr, DispList::parts, SGLSLDisplistToTangent::u_len, and v.

Referenced by dlsurf_ts_GetNormal(), dlsurf_ts_GetPosition(), and dlsurf_ts_GetTextureCoordinate().