diff options
Diffstat (limited to 'source/blender/makesrna/intern/rna_mesh.c')
-rw-r--r-- | source/blender/makesrna/intern/rna_mesh.c | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/source/blender/makesrna/intern/rna_mesh.c b/source/blender/makesrna/intern/rna_mesh.c index 015b6d4055b..65468977ccb 100644 --- a/source/blender/makesrna/intern/rna_mesh.c +++ b/source/blender/makesrna/intern/rna_mesh.c @@ -1723,6 +1723,56 @@ static void UNUSED_FUNCTION(rna_mesh_unused)(void) /* end unused function block */ } +static bool rna_Mesh_materials_override_apply(Main *bmain, + PointerRNA *ptr_dst, + PointerRNA *UNUSED(ptr_src), + PointerRNA *UNUSED(ptr_storage), + PropertyRNA *prop_dst, + PropertyRNA *UNUSED(prop_src), + PropertyRNA *UNUSED(prop_storage), + const int UNUSED(len_dst), + const int UNUSED(len_src), + const int UNUSED(len_storage), + PointerRNA *ptr_item_dst, + PointerRNA *ptr_item_src, + PointerRNA *UNUSED(ptr_item_storage), + IDOverrideLibraryPropertyOperation *opop) +{ + BLI_assert_msg(opop->operation == IDOVERRIDE_LIBRARY_OP_REPLACE, + "Unsupported RNA override operation on collections' objects"); + UNUSED_VARS_NDEBUG(opop); + + Mesh *mesh_dst = (Mesh *)ptr_dst->owner_id; + + if (ptr_item_dst->type == NULL || ptr_item_src->type == NULL) { + // BLI_assert_msg(0, "invalid source or destination material."); + return false; + } + + Material *mat_dst = ptr_item_dst->data; + Material *mat_src = ptr_item_src->data; + + if (mat_src == mat_dst) { + return true; + } + + bool is_modified = false; + for (int i = 0; i < mesh_dst->totcol; i++) { + if (mesh_dst->mat[i] == mat_dst) { + id_us_min(&mat_dst->id); + mesh_dst->mat[i] = mat_src; + id_us_plus(&mat_src->id); + is_modified = true; + } + } + + if (is_modified) { + RNA_property_update_main(bmain, NULL, ptr_dst, prop_dst); + } + + return true; +} + /** \} */ #else @@ -2478,6 +2528,8 @@ void rna_def_texmat_common(StructRNA *srna, const char *texspace_editable) RNA_def_property_struct_type(prop, "Material"); RNA_def_property_ui_text(prop, "Materials", ""); RNA_def_property_srna(prop, "IDMaterials"); /* see rna_ID.c */ + RNA_def_property_override_flag(prop, PROPOVERRIDE_OVERRIDABLE_LIBRARY); + RNA_def_property_override_funcs(prop, NULL, NULL, "rna_Mesh_materials_override_apply"); RNA_def_property_collection_funcs( prop, NULL, NULL, NULL, NULL, NULL, NULL, NULL, "rna_IDMaterials_assign_int"); } |