diff options
Diffstat (limited to 'source/blender/blenkernel/intern/lib_id.c')
| -rw-r--r-- | source/blender/blenkernel/intern/lib_id.c | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/source/blender/blenkernel/intern/lib_id.c b/source/blender/blenkernel/intern/lib_id.c index ab9b11f436a..4d36530fccc 100644 --- a/source/blender/blenkernel/intern/lib_id.c +++ b/source/blender/blenkernel/intern/lib_id.c @@ -608,6 +608,49 @@ bool BKE_id_copy(Main *bmain, const ID *id, ID **newid) } /** + * Invokes the appropriate copy method for the block and returns the result in + * newid, unless test. Returns true if the block can be copied. + */ +ID *BKE_id_copy_for_duplicate(Main *bmain, + ID *id, + const bool is_owner_id_liboverride, + const eDupli_ID_Flags duplicate_flags) +{ + if (id == NULL) { + return NULL; + } + if (id->newid == NULL) { + if (!is_owner_id_liboverride || !ID_IS_LINKED(id)) { + ID *id_new; + BKE_id_copy(bmain, id, &id_new); + /* Copying add one user by default, need to get rid of that one. */ + id_us_min(id_new); + ID_NEW_SET(id, id_new); + + /* Shape keys are always copied with their owner ID, by default. */ + ID *key_new = (ID *)BKE_key_from_id(id_new); + ID *key = (ID *)BKE_key_from_id(id); + if (key != NULL) { + ID_NEW_SET(key, key_new); + } + + /* Note: embedded data (root nodetrees and master collections) should never be referenced by + * anything else, so we do not need to set their newid pointer and flag. */ + + if (duplicate_flags & USER_DUP_ACT) { + BKE_animdata_copy_id_action(bmain, id_new, true); + if (key_new != NULL) { + BKE_animdata_copy_id_action(bmain, key_new, true); + } + /* Note that actions of embedded data (root nodetrees and master collections) are handled + * by `BKE_animdata_copy_id_action` as well. */ + } + } + } + return id->newid; +} + +/** * Does a mere memory swap over the whole IDs data (including type-specific memory). * \note Most internal ID data itself is not swapped (only IDProperties are). */ |