Blender  V3.3
BKE_mesh_tangent.h
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1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 #pragma once
3 
8 #ifdef __cplusplus
9 extern "C" {
10 #endif
11 
12 struct ReportList;
13 
20 void BKE_mesh_calc_loop_tangent_single_ex(const struct MVert *mverts,
21  int numVerts,
22  const struct MLoop *mloops,
23  float (*r_looptangent)[4],
24  const float (*loopnors)[3],
25  const struct MLoopUV *loopuv,
26  int numLoops,
27  const struct MPoly *mpolys,
28  int numPolys,
29  struct ReportList *reports);
37  const char *uvmap,
38  float (*r_looptangents)[4],
39  struct ReportList *reports);
40 
44 void BKE_mesh_calc_loop_tangent_ex(const struct MVert *mvert,
45  const struct MPoly *mpoly,
46  uint mpoly_len,
47  const struct MLoop *mloop,
48  const struct MLoopTri *looptri,
49  uint looptri_len,
50 
51  struct CustomData *loopdata,
52  bool calc_active_tangent,
53  const char (*tangent_names)[64],
54  int tangent_names_len,
55  const float (*vert_normals)[3],
56  const float (*poly_normals)[3],
57  const float (*loop_normals)[3],
58  const float (*vert_orco)[3],
59  /* result */
60  struct CustomData *loopdata_out,
61  uint loopdata_out_len,
62  short *tangent_mask_curr_p);
63 
64 void BKE_mesh_calc_loop_tangents(struct Mesh *me_eval,
65  bool calc_active_tangent,
66  const char (*tangent_names)[MAX_NAME],
67  int tangent_names_len);
68 
69 /* Helpers */
71  struct CustomData *tan_data,
72  int numLoopData,
73  const char *layer_name);
74 
75 #define DM_TANGENT_MASK_ORCO (1 << 9)
82 void BKE_mesh_calc_loop_tangent_step_0(const struct CustomData *loopData,
83  bool calc_active_tangent,
84  const char (*tangent_names)[64],
85  int tangent_names_count,
86  bool *rcalc_act,
87  bool *rcalc_ren,
88  int *ract_uv_n,
89  int *rren_uv_n,
90  char *ract_uv_name,
91  char *rren_uv_name,
92  short *rtangent_mask);
93 
94 #ifdef __cplusplus
95 }
96 #endif
void BKE_mesh_calc_loop_tangent_ex(const struct MVert *mvert, const struct MPoly *mpoly, uint mpoly_len, const struct MLoop *mloop, const struct MLoopTri *looptri, uint looptri_len, struct CustomData *loopdata, bool calc_active_tangent, const char(*tangent_names)[64], int tangent_names_len, const float(*vert_normals)[3], const float(*poly_normals)[3], const float(*loop_normals)[3], const float(*vert_orco)[3], struct CustomData *loopdata_out, uint loopdata_out_len, short *tangent_mask_curr_p)
void BKE_mesh_add_loop_tangent_named_layer_for_uv(struct CustomData *uv_data, struct CustomData *tan_data, int numLoopData, const char *layer_name)
Definition: mesh_tangent.c:448
void BKE_mesh_calc_loop_tangents(struct Mesh *me_eval, bool calc_active_tangent, const char(*tangent_names)[MAX_NAME], int tangent_names_len)
Definition: mesh_tangent.c:712
void BKE_mesh_calc_loop_tangent_step_0(const struct CustomData *loopData, bool calc_active_tangent, const char(*tangent_names)[64], int tangent_names_count, bool *rcalc_act, bool *rcalc_ren, int *ract_uv_n, int *rren_uv_n, char *ract_uv_name, char *rren_uv_name, short *rtangent_mask)
void BKE_mesh_calc_loop_tangent_single(struct Mesh *mesh, const char *uvmap, float(*r_looptangents)[4], struct ReportList *reports)
Definition: mesh_tangent.c:153
void BKE_mesh_calc_loop_tangent_single_ex(const struct MVert *mverts, int numVerts, const struct MLoop *mloops, float(*r_looptangent)[4], const float(*loopnors)[3], const struct MLoopUV *loopuv, int numLoops, const struct MPoly *mpolys, int numPolys, struct ReportList *reports)
unsigned int uint
Definition: BLI_sys_types.h:67
#define MAX_NAME
Definition: DNA_defs.h:48