diff options
Diffstat (limited to 'source/blender/blenkernel/intern/geometry_component_mesh.cc')
| -rw-r--r-- | source/blender/blenkernel/intern/geometry_component_mesh.cc | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/source/blender/blenkernel/intern/geometry_component_mesh.cc b/source/blender/blenkernel/intern/geometry_component_mesh.cc index 715c7d6c743..255d0e92964 100644 --- a/source/blender/blenkernel/intern/geometry_component_mesh.cc +++ b/source/blender/blenkernel/intern/geometry_component_mesh.cc @@ -14,6 +14,8 @@ #include "BKE_lib_id.h" #include "BKE_mesh.h" +#include "FN_multi_function_builder.hh" + #include "attribute_access_intern.hh" extern "C" MDeformVert *BKE_object_defgroup_data_create(ID *id); @@ -1217,6 +1219,13 @@ static ComponentAttributeProviders create_attribute_providers_for_mesh() make_array_write_attribute<int>, nullptr); + static const fn::CustomMF_SI_SO<int, int> material_index_clamp{ + "Material Index Validate", + [](int value) { + /* Use #short for the maximum since many areas still use that type for indices. */ + return std::clamp<int>(value, 0, std::numeric_limits<short>::max()); + }, + fn::CustomMF_presets::AllSpanOrSingle()}; static BuiltinCustomDataLayerProvider material_index("material_index", ATTR_DOMAIN_FACE, CD_PROP_INT32, @@ -1227,7 +1236,8 @@ static ComponentAttributeProviders create_attribute_providers_for_mesh() face_access, make_array_read_attribute<int>, make_array_write_attribute<int>, - nullptr); + nullptr, + AttributeValidator{&material_index_clamp}); static BuiltinCustomDataLayerProvider shade_smooth( "shade_smooth", |