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Diffstat (limited to 'source/blender/blenkernel/intern/mesh.cc')
| -rw-r--r-- | source/blender/blenkernel/intern/mesh.cc | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/source/blender/blenkernel/intern/mesh.cc b/source/blender/blenkernel/intern/mesh.cc index 09d9b19330a..61a02e10063 100644 --- a/source/blender/blenkernel/intern/mesh.cc +++ b/source/blender/blenkernel/intern/mesh.cc @@ -1199,6 +1199,23 @@ Mesh *BKE_mesh_from_bmesh_for_eval_nomain(BMesh *bm, return mesh; } +static void ensure_orig_index_layer(CustomData &data, const int size) +{ + if (CustomData_has_layer(&data, CD_ORIGINDEX)) { + return; + } + int *indices = (int *)CustomData_add_layer(&data, CD_ORIGINDEX, CD_DEFAULT, nullptr, size); + range_vn_i(indices, size, 0); +} + +void BKE_mesh_ensure_default_orig_index_customdata(Mesh *mesh) +{ + BLI_assert(mesh->runtime.wrapper_type == ME_WRAPPER_TYPE_MDATA); + ensure_orig_index_layer(mesh->vdata, mesh->totvert); + ensure_orig_index_layer(mesh->edata, mesh->totedge); + ensure_orig_index_layer(mesh->pdata, mesh->totpoly); +} + BoundBox *BKE_mesh_boundbox_get(Object *ob) { /* This is Object-level data access, |