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Fix T79591: Liboverride: do not update overrides on missing linked data. 

It makes no sense to generate/update overrides from missing (broken
linked) reference data, just keep existing ones unchanged then.
This commit is contained in:
Bastien Montagne 2020-08-13 17:41:33 +02:00
parent 4e103101f7
commit 9813778a2d
Notes: blender-bot 2023-02-14 05:22:18 +01:00 
Referenced by issue #79591, Liboverride 2.90 Beta : "Find missing files" operator loose overrided data after move or rename link files.
1 changed files with 9 additions and 1 deletions
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10
source/blender/blenkernel/intern/lib_override.c
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@ -1147,7 +1147,15 @@ void BKE_lib_override_library_main_operations_create(Main *bmain, const bool for
FOREACH_MAIN_ID_BEGIN (bmain, id) {
if (ID_IS_OVERRIDE_LIBRARY_REAL(id) &&
(force_auto || (id->tag & LIB_TAG_OVERRIDE_LIBRARY_AUTOREFRESH))) {
BLI_task_pool_push(task_pool, lib_override_library_operations_create_cb, id, false, NULL);
/* Only check overrides if we do have the real reference data available, and not some empty
* 'placeholder' for missing data (broken links). */
if ((id->override_library->reference->tag & LIB_TAG_MISSING) == 0) {
BLI_task_pool_push(task_pool, lib_override_library_operations_create_cb, id, false, NULL);
}
else {
BKE_lib_override_library_properties_tag(
id->override_library, IDOVERRIDE_LIBRARY_TAG_UNUSED, false);
}
}
id->tag &= ~LIB_TAG_OVERRIDE_LIBRARY_AUTOREFRESH;
}