diff options
Diffstat (limited to 'source/blender/io/wavefront_obj/importer/obj_importer.cc')
| -rw-r--r-- | source/blender/io/wavefront_obj/importer/obj_importer.cc | 37 |
1 files changed, 26 insertions, 11 deletions
diff --git a/source/blender/io/wavefront_obj/importer/obj_importer.cc b/source/blender/io/wavefront_obj/importer/obj_importer.cc index 631ddcc5cf4..c21d2d9583c 100644 --- a/source/blender/io/wavefront_obj/importer/obj_importer.cc +++ b/source/blender/io/wavefront_obj/importer/obj_importer.cc @@ -42,6 +42,12 @@ static void geometry_to_blender_objects( BKE_view_layer_base_deselect_all(view_layer); LayerCollection *lc = BKE_layer_collection_get_active(view_layer); + /* Don't do collection syncs for each object, will do once after the loop. */ + BKE_layer_collection_resync_forbid(); + + /* Create all the objects. */ + Vector<Object *> objects; + objects.reserve(all_geometries.size()); for (const std::unique_ptr<Geometry> &geometry : all_geometries) { Object *obj = nullptr; if (geometry->geom_type_ == GEOM_MESH) { @@ -54,17 +60,25 @@ static void geometry_to_blender_objects( } if (obj != nullptr) { BKE_collection_object_add(bmain, lc->collection, obj); - Base *base = BKE_view_layer_base_find(view_layer, obj); - /* TODO: is setting active needed? */ - BKE_view_layer_base_select_and_set_active(view_layer, base); - - DEG_id_tag_update(&lc->collection->id, ID_RECALC_COPY_ON_WRITE); - DEG_id_tag_update_ex(bmain, - &obj->id, - ID_RECALC_TRANSFORM | ID_RECALC_GEOMETRY | ID_RECALC_ANIMATION | - ID_RECALC_BASE_FLAGS); + objects.append(obj); } } + + /* Sync the collection after all objects are created. */ + BKE_layer_collection_resync_allow(); + BKE_main_collection_sync(bmain); + + /* After collection sync, select objects in the view layer and do DEG updates. */ + for (Object *obj : objects) { + Base *base = BKE_view_layer_base_find(view_layer, obj); + BKE_view_layer_base_select_and_set_active(view_layer, base); + + DEG_id_tag_update(&lc->collection->id, ID_RECALC_COPY_ON_WRITE); + int flags = ID_RECALC_TRANSFORM | ID_RECALC_GEOMETRY | ID_RECALC_ANIMATION | + ID_RECALC_BASE_FLAGS; + DEG_id_tag_update_ex(bmain, &obj->id, flags); + } + DEG_id_tag_update(&scene->id, ID_RECALC_BASE_FLAGS); DEG_relations_tag_update(bmain); } @@ -81,7 +95,8 @@ void importer_main(bContext *C, const OBJImportParams &import_params) void importer_main(Main *bmain, Scene *scene, ViewLayer *view_layer, - const OBJImportParams &import_params) + const OBJImportParams &import_params, + size_t read_buffer_size) { /* List of Geometry instances to be parsed from OBJ file. */ Vector<std::unique_ptr<Geometry>> all_geometries; @@ -91,7 +106,7 @@ void importer_main(Main *bmain, Map<std::string, std::unique_ptr<MTLMaterial>> materials; Map<std::string, Material *> created_materials; - OBJParser obj_parser{import_params}; + OBJParser obj_parser{import_params, read_buffer_size}; obj_parser.parse(all_geometries, global_vertices); for (StringRef mtl_library : obj_parser.mtl_libraries()) { |