diff options
Diffstat (limited to 'source/blender/blenkernel')
| -rw-r--r-- | source/blender/blenkernel/BKE_lib_override.h | 4 | ||||
| -rw-r--r-- | source/blender/blenkernel/intern/lib_override.c | 119 |
2 files changed, 119 insertions, 4 deletions
diff --git a/source/blender/blenkernel/BKE_lib_override.h b/source/blender/blenkernel/BKE_lib_override.h index 19109d67114..e548f778c71 100644 --- a/source/blender/blenkernel/BKE_lib_override.h +++ b/source/blender/blenkernel/BKE_lib_override.h @@ -80,6 +80,10 @@ bool BKE_lib_override_library_resync(struct Main *bmain, struct Scene *scene, struct ViewLayer *view_layer, struct ID *id_root); +void BKE_lib_override_library_main_resync(struct Main *bmain, + struct Scene *scene, + struct ViewLayer *view_layer); + void BKE_lib_override_library_delete(struct Main *bmain, struct ID *id_root); struct IDOverrideLibraryProperty *BKE_lib_override_library_property_find( diff --git a/source/blender/blenkernel/intern/lib_override.c b/source/blender/blenkernel/intern/lib_override.c index b9158697df9..5100fbf08ad 100644 --- a/source/blender/blenkernel/intern/lib_override.c +++ b/source/blender/blenkernel/intern/lib_override.c @@ -1010,15 +1010,13 @@ bool BKE_lib_override_library_resync(Main *bmain, Scene *scene, ViewLayer *view_ /* If user never edited them, we can delete them. */ id->tag |= LIB_TAG_DOIT; id->tag &= ~LIB_TAG_MISSING; - printf("%s: Old override %s is being deleted.\n", __func__, id->name); + CLOG_INFO(&LOG, 3, "Old override %s is being deleted", id->name); } else { /* Otherwise, keep them, user needs to decide whether what to do with them. */ BLI_assert((id->tag & LIB_TAG_DOIT) == 0); id_fake_user_set(id); - printf("%s: Old override %s is being kept around as it was user-edited.\n", - __func__, - id->name); + CLOG_INFO(&LOG, 3, "Old override %s is being kept around as it was user-edited", id->name); } } } @@ -1047,6 +1045,119 @@ bool BKE_lib_override_library_resync(Main *bmain, Scene *scene, ViewLayer *view_ } /** + * Detect and handle required resync of overrides data, when relations between reference linked IDs + * have changed. + * + * This is a fairly complex and costly operation, typically it should be called after + * #BKE_lib_override_library_main_update, which would already detect and tag a lot of cases. + * + * This function will first detect the remaining cases requiring a resync (namely, either when an + * existing linked ID that did not require to be overridden before now would be, or when new IDs + * are added to the hierarchy). + * + * Then it will handle the resync of necessary IDs (through calls to + * #BKE_lib_override_library_resync). + */ +void BKE_lib_override_library_main_resync(Main *bmain, Scene *scene, ViewLayer *view_layer) +{ + BKE_main_relations_create(bmain, 0); + BKE_main_id_tag_all(bmain, LIB_TAG_DOIT, false); + + /* NOTE: in code below, the order in which `FOREACH_MAIN_ID_BEGIN` processes ID types ensures + * that we always process 'higher-level' overrides first (i.e. scenes, then collections, then + * objects, then other types). */ + + /* Detect all linked data that would need to be overridden if we had to create an override from + * those used by current existing overrides. */ + ID *id; + FOREACH_MAIN_ID_BEGIN (bmain, id) { + if (!ID_IS_OVERRIDE_LIBRARY_REAL(id)) { + continue; + } + if (id->tag & (LIB_TAG_DOIT | LIB_TAG_MISSING)) { + /* We already processed that ID as part of another ID's hierarchy. */ + continue; + } + + LibOverrideGroupTagData data = {.bmain = bmain, + .id_root = id->override_library->reference, + .tag = LIB_TAG_DOIT, + .missing_tag = LIB_TAG_MISSING}; + lib_override_linked_group_tag(&data); + BKE_main_relations_tag_set(bmain, MAINIDRELATIONS_ENTRY_TAGS_PROCESSED, false); + lib_override_hierarchy_dependencies_recursive_tag(&data); + BKE_main_relations_tag_set(bmain, MAINIDRELATIONS_ENTRY_TAGS_PROCESSED, false); + } + FOREACH_MAIN_ID_END; + + /* Now check existing overrides, those needing resync will be the one either already tagged as + * such, or the one using linked data that is now tagged as needing override. */ + FOREACH_MAIN_ID_BEGIN (bmain, id) { + if (!ID_IS_OVERRIDE_LIBRARY_REAL(id)) { + continue; + } + + if (id->tag & LIB_TAG_LIB_OVERRIDE_NEED_RESYNC) { + CLOG_INFO(&LOG, 4, "ID %s was already tagged as needing resync", id->name); + continue; + } + + MainIDRelationsEntry *entry = BLI_ghash_lookup(bmain->relations->relations_from_pointers, id); + BLI_assert(entry != NULL); + + for (MainIDRelationsEntryItem *entry_item = entry->to_ids; entry_item != NULL; + entry_item = entry_item->next) { + if (entry_item->usage_flag & + (IDWALK_CB_EMBEDDED | IDWALK_CB_LOOPBACK | IDWALK_CB_OVERRIDE_LIBRARY_REFERENCE)) { + continue; + } + ID *id_to = *entry_item->id_pointer.to; + + /* Case where this ID pointer was to a linked ID, that now needs to be overridden. */ + if (ID_IS_LINKED(id_to) && (id_to->tag & LIB_TAG_DOIT) != 0) { + id->tag |= LIB_TAG_LIB_OVERRIDE_NEED_RESYNC; + CLOG_INFO(&LOG, + 3, + "ID %s now tagged as needing resync because they use linked %s that now needs " + "to be overridden", + id->name, + id_to->name); + break; + } + } + } + FOREACH_MAIN_ID_END; + + BKE_main_relations_free(bmain); + BKE_main_id_tag_all(bmain, LIB_TAG_DOIT, false); + + /* And do the actual resync for all IDs detected as needing it. + * NOTE: Since this changes `bmain` (adding **and** removing IDs), we cannot use + * `FOREACH_MAIN_ID_BEGIN/END` here, and need special multi-loop processing. */ + bool do_continue = true; + while (do_continue) { + ListBase *lb; + do_continue = false; + FOREACH_MAIN_LISTBASE_BEGIN (bmain, lb) { + FOREACH_MAIN_LISTBASE_ID_BEGIN (lb, id) { + if ((id->tag & LIB_TAG_LIB_OVERRIDE_NEED_RESYNC) == 0) { + continue; + } + do_continue = true; + const bool success = BKE_lib_override_library_resync(bmain, scene, view_layer, id); + CLOG_INFO(&LOG, 2, "Resynced %s, success: %d", id->name, success); + break; + } + FOREACH_MAIN_LISTBASE_ID_END; + if (do_continue) { + break; + } + } + FOREACH_MAIN_LISTBASE_END; + } +} + +/** * Advanced 'smart' function to delete library overrides (including their existing override * hierarchy) and remap their usages to their linked reference IDs. * |