diff options
| -rw-r--r-- | source/blender/blenkernel/BKE_library.h | 1 | ||||
| -rw-r--r-- | source/blender/blenkernel/intern/library.c | 27 |
2 files changed, 28 insertions, 0 deletions
diff --git a/source/blender/blenkernel/BKE_library.h b/source/blender/blenkernel/BKE_library.h index f3a02019064..e63371900bf 100644 --- a/source/blender/blenkernel/BKE_library.h +++ b/source/blender/blenkernel/BKE_library.h @@ -84,6 +84,7 @@ bool id_make_local(struct Main *bmain, struct ID *id, bool test); bool id_single_user(struct bContext *C, struct ID *id, struct PointerRNA *ptr, struct PropertyRNA *prop); bool id_copy(struct Main *bmain, struct ID *id, struct ID **newid, bool test); void id_sort_by_name(struct ListBase *lb, struct ID *id); +void BKE_id_expand_local(struct ID *id, const bool do_user_count); bool new_id(struct ListBase *lb, struct ID *id, const char *name); void id_clear_lib_data(struct Main *bmain, struct ID *id); diff --git a/source/blender/blenkernel/intern/library.c b/source/blender/blenkernel/intern/library.c index 3dc7997ca79..fc584e172a1 100644 --- a/source/blender/blenkernel/intern/library.c +++ b/source/blender/blenkernel/intern/library.c @@ -251,6 +251,33 @@ void id_fake_user_clear(ID *id) } } +static int id_expand_local_callback(void *user_data, struct ID *UNUSED(id_self), struct ID **id_pointer, int cd_flag) +{ + const bool do_user_count = (user_data != NULL); + + /* We tag all ID usages as extern, and increase usercount in case it was requested. */ + if (*id_pointer) { + if (do_user_count && (cd_flag & IDWALK_USER)) { + id_us_plus(*id_pointer); + } + else { + id_lib_extern(*id_pointer); + } + } + + return IDWALK_RET_NOP; +} + +/** + * Expand ID usages of given id as 'extern' (and no more indirect) linked data. Used by ID copy/make_local functions. + * + * \param do_user_count If true, increase usercount of refcounted datablocks used by given id (use it with copied id). + */ +void BKE_id_expand_local(struct ID *id, const bool do_user_count) +{ + BKE_library_foreach_ID_link(id, id_expand_local_callback, SET_INT_IN_POINTER((int)do_user_count), 0); +} + /* calls the appropriate make_local method for the block, unless test. Returns true * if the block can be made local. */ bool id_make_local(Main *bmain, ID *id, bool test) |