diff options
Diffstat (limited to 'source/blender/blenkernel/intern/lib_override.c')
| -rw-r--r-- | source/blender/blenkernel/intern/lib_override.c | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/source/blender/blenkernel/intern/lib_override.c b/source/blender/blenkernel/intern/lib_override.c index b4f0905f042..cca312270bc 100644 --- a/source/blender/blenkernel/intern/lib_override.c +++ b/source/blender/blenkernel/intern/lib_override.c @@ -784,6 +784,50 @@ bool BKE_lib_override_library_resync(Main *bmain, Scene *scene, ViewLayer *view_ return success; } +/** + * Advanced 'smart' function to delete library overrides (including their existing override + * hierarchy) and remap their usages to their linked reference IDs. + * + * \note All IDs tagged with `LIB_TAG_DOIT` will be deleted. + * + * \param id_root The root liboverride ID to resync from. + */ +void BKE_lib_override_library_delete(Main *bmain, ID *id_root) +{ + BLI_assert(ID_IS_OVERRIDE_LIBRARY_REAL(id_root)); + + /* Tag all collections and objects, as well as other IDs using them. */ + id_root->tag |= LIB_TAG_DOIT; + + /* Make a mapping 'linked reference IDs' -> 'Local override IDs' of existing overrides, and tag + * linked reference ones to be overridden again. */ + BKE_lib_override_library_override_group_tag(bmain, id_root, LIB_TAG_DOIT, true); + + ID *id; + FOREACH_MAIN_ID_BEGIN (bmain, id) { + if (id->tag & LIB_TAG_DOIT) { + if (ID_IS_OVERRIDE_LIBRARY_REAL(id)) { + ID *id_override_reference = id->override_library->reference; + + /* Remap the whole local IDs to use the linked data. */ + BKE_libblock_remap(bmain, id, id_override_reference, ID_REMAP_SKIP_INDIRECT_USAGE); + } + } + } + FOREACH_MAIN_ID_END; + + /* Delete the override IDs. */ + FOREACH_MAIN_ID_BEGIN (bmain, id) { + if (id->tag & LIB_TAG_DOIT) { + BKE_id_delete(bmain, id); + } + } + FOREACH_MAIN_ID_END; + + /* Should not actually be needed here... */ + BKE_main_id_tag_all(bmain, LIB_TAG_DOIT, false); +} + BLI_INLINE IDOverrideLibraryRuntime *override_library_rna_path_runtime_ensure( IDOverrideLibrary *override) { |