diff options
author | Bastien Montagne <montagne29@wanadoo.fr> | 2018-06-28 16:42:00 +0300 |
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committer | Bastien Montagne <montagne29@wanadoo.fr> | 2018-06-29 13:48:12 +0300 |
commit | 3eff6f7a5ed5f04745b372625d0dc58f0a52be9a (patch) | |
tree | a5b88f767b14f7061ee586b12dba5fc814838ef3 /source/blender/blenkernel/intern/mesh_iterators.c | |
parent | 04f8929271148659f3157fd728f7437e6409a29f (diff) |
Cleanup: some moar DM kicking, in armature edit code.
Diffstat (limited to 'source/blender/blenkernel/intern/mesh_iterators.c')
-rw-r--r-- | source/blender/blenkernel/intern/mesh_iterators.c | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/source/blender/blenkernel/intern/mesh_iterators.c b/source/blender/blenkernel/intern/mesh_iterators.c index 48f6b1820f8..f96a91c6e4d 100644 --- a/source/blender/blenkernel/intern/mesh_iterators.c +++ b/source/blender/blenkernel/intern/mesh_iterators.c @@ -33,6 +33,10 @@ #include "BKE_mesh.h" #include "BKE_mesh_iterators.h" +#include "BLI_bitmap.h" +#include "BLI_math.h" + +#include "MEM_guardedalloc.h" /* Copied from cdDM_foreachMappedVert */ void BKE_mesh_foreach_mapped_vert( @@ -152,3 +156,36 @@ void BKE_mesh_foreach_mapped_face_center( } } + + +/* Helpers based on above foreach loopers> */ + +typedef struct MappedVCosData { + float (*vertexcos)[3]; + BLI_bitmap *vertex_visit; +} MappedVCosData; + +static void get_vertexcos__mapFunc( + void *user_data, int index, const float co[3], + const float UNUSED(no_f[3]), const short UNUSED(no_s[3])) +{ + MappedVCosData *mapped_vcos_data = (MappedVCosData *)user_data; + + if (BLI_BITMAP_TEST(mapped_vcos_data->vertex_visit, index) == 0) { + /* We need coord from prototype vertex, not from copies, + * we assume they stored in the beginning of vertex array stored in evaluated mesh + * (mirror modifier for eg does this). */ + copy_v3_v3(mapped_vcos_data->vertexcos[index], co); + BLI_BITMAP_ENABLE(mapped_vcos_data->vertex_visit, index); + } +} + +void BKE_mesh_foreach_mapped_vert_coords_get(Mesh *me_eval, float (*r_cos)[3], const int totcos) +{ + MappedVCosData user_data; + memset(r_cos, 0, sizeof(*r_cos) * totcos); + user_data.vertexcos = r_cos; + user_data.vertex_visit = BLI_BITMAP_NEW(totcos, __func__); + BKE_mesh_foreach_mapped_vert(me_eval, get_vertexcos__mapFunc, &user_data, MESH_FOREACH_NOP); + MEM_freeN(user_data.vertex_visit); +} |