diff options
Diffstat (limited to 'source/blender/blenkernel/intern/mesh_boolean_convert.cc')
| -rw-r--r-- | source/blender/blenkernel/intern/mesh_boolean_convert.cc | 29 |
1 files changed, 20 insertions, 9 deletions
diff --git a/source/blender/blenkernel/intern/mesh_boolean_convert.cc b/source/blender/blenkernel/intern/mesh_boolean_convert.cc index a1ef2d2e6b5..fb4a9248d8d 100644 --- a/source/blender/blenkernel/intern/mesh_boolean_convert.cc +++ b/source/blender/blenkernel/intern/mesh_boolean_convert.cc @@ -9,6 +9,7 @@ #include "DNA_meshdata_types.h" #include "DNA_object_types.h" +#include "BKE_attribute.hh" #include "BKE_customdata.h" #include "BKE_material.h" #include "BKE_mesh.h" @@ -23,6 +24,7 @@ #include "BLI_mesh_intersect.hh" #include "BLI_span.hh" #include "BLI_task.hh" +#include "BLI_virtual_array.hh" namespace blender::meshintersect { @@ -405,13 +407,17 @@ static void copy_poly_attributes(Mesh *dest_mesh, const Mesh *orig_me, int mp_index, int index_in_orig_me, - Span<short> material_remap) + Span<short> material_remap, + MutableSpan<int> dst_material_indices) { - if (material_remap.size() > 0 && material_remap.index_range().contains(orig_mp->mat_nr)) { - mp->mat_nr = material_remap[orig_mp->mat_nr]; + const VArray<int> src_material_indices = bke::mesh_attributes(*orig_me).lookup_or_default<int>( + "material_index", ATTR_DOMAIN_FACE, 0); + const int src_index = src_material_indices[index_in_orig_me]; + if (material_remap.size() > 0 && material_remap.index_range().contains(src_index)) { + dst_material_indices[mp_index] = material_remap[src_index]; } else { - mp->mat_nr = orig_mp->mat_nr; + dst_material_indices[mp_index] = src_index; } mp->flag = orig_mp->flag; @@ -663,15 +669,15 @@ static void merge_vertex_loop_poly_customdata_layers(Mesh *target, MeshesToIMesh const Mesh *me = mim.meshes[mesh_index]; if (me->totvert) { CustomData_merge( - &me->vdata, &target->vdata, CD_MASK_MESH.vmask, CD_DEFAULT, target->totvert); + &me->vdata, &target->vdata, CD_MASK_MESH.vmask, CD_SET_DEFAULT, target->totvert); } if (me->totloop) { CustomData_merge( - &me->ldata, &target->ldata, CD_MASK_MESH.lmask, CD_DEFAULT, target->totloop); + &me->ldata, &target->ldata, CD_MASK_MESH.lmask, CD_SET_DEFAULT, target->totloop); } if (me->totpoly) { CustomData_merge( - &me->pdata, &target->pdata, CD_MASK_MESH.pmask, CD_DEFAULT, target->totpoly); + &me->pdata, &target->pdata, CD_MASK_MESH.pmask, CD_SET_DEFAULT, target->totpoly); } } } @@ -682,7 +688,7 @@ static void merge_edge_customdata_layers(Mesh *target, MeshesToIMeshInfo &mim) const Mesh *me = mim.meshes[mesh_index]; if (me->totedge) { CustomData_merge( - &me->edata, &target->edata, CD_MASK_MESH.emask, CD_DEFAULT, target->totedge); + &me->edata, &target->edata, CD_MASK_MESH.emask, CD_SET_DEFAULT, target->totedge); } } } @@ -722,6 +728,9 @@ static Mesh *imesh_to_mesh(IMesh *im, MeshesToIMeshInfo &mim) /* Set the loopstart and totloop for each output poly, * and set the vertices in the appropriate loops. */ + bke::SpanAttributeWriter<int> dst_material_indices = + bke::mesh_attributes_for_write(*result).lookup_or_add_for_write_only_span<int>( + "material_index", ATTR_DOMAIN_FACE); int cur_loop_index = 0; MLoop *l = result->mloop; for (int fi : im->face_index_range()) { @@ -750,9 +759,11 @@ static Mesh *imesh_to_mesh(IMesh *im, MeshesToIMeshInfo &mim) index_in_orig_me, (mim.material_remaps.size() > 0) ? mim.material_remaps[orig_me_index].as_span() : - Span<short>()); + Span<short>(), + dst_material_indices.span); copy_or_interp_loop_attributes(result, f, mp, orig_mp, orig_me, orig_me_index, mim); } + dst_material_indices.finish(); /* BKE_mesh_calc_edges will calculate and populate all the * MEdges from the MPolys. */ |