Commit: 2a7e83ce18e838e12526529130ad31dd1b50cbbd
Author: Bastien Montagne
Date: Tue Aug 2 15:03:11 2022 +0200
Branches: blender-v3.3-release
https://developer.blender.org/rB2a7e83ce18e838e12526529130ad31dd1b50cbbd
LibOverride: Expose in public API the utils to get actual override data.
This is useful when input ID is a 'non-override' one (like embedded IDs
or shapekeys), to get override data and 'owner' ID pointer.
===================================================================
M source/blender/blenkernel/BKE_lib_override.h
M source/blender/blenkernel/intern/lib_override.cc
===================================================================
diff --git a/source/blender/blenkernel/BKE_lib_override.h
b/source/blender/blenkernel/BKE_lib_override.h
index b2162e651fd..9ad5a32e6f0 100644
--- a/source/blender/blenkernel/BKE_lib_override.h
+++ b/source/blender/blenkernel/BKE_lib_override.h
@@ -59,6 +59,19 @@ void BKE_lib_override_library_clear(struct IDOverrideLibrary
*override, bool do_
*/
void BKE_lib_override_library_free(struct IDOverrideLibrary **override, bool
do_id_user);
+/**
+ * Return the actual #IDOverrideLibrary data 'controlling' the given `id`, and
the acutal ID owning
+ * it.
+ *
+ * \note This is especially useful when `id` is a non-real override (e.g.
embedded ID like a master
+ * collection or root node tree, or a shape key).
+ *
+ * \param r_owner_id If given, will be set with the actual ID owning the
return liboverride data.
+ */
+IDOverrideLibrary *BKE_lib_override_library_get(struct Main *bmain,
+ struct ID *id,
+ struct ID **r_owner_id);
+
/**
* Check if given ID has some override rules that actually indicate the user
edited it.
*/
diff --git a/source/blender/blenkernel/intern/lib_override.cc
b/source/blender/blenkernel/intern/lib_override.cc
index 4ad8d26cd2a..febc91716dd 100644
--- a/source/blender/blenkernel/intern/lib_override.cc
+++ b/source/blender/blenkernel/intern/lib_override.cc
@@ -91,9 +91,9 @@ BLI_INLINE void lib_override_object_posemode_transfer(ID
*id_dst, ID *id_src)
}
/** Get override data for a given ID. Needed because of our beloved shape keys
snowflake. */
-BLI_INLINE const IDOverrideLibrary *lib_override_get(const Main *bmain,
- const ID *id,
- const ID **r_owner_id)
+BLI_INLINE const IDOverrideLibrary *BKE_lib_override_library_get(const Main
*bmain,
+ const ID *id,
+ const ID
**r_owner_id)
{
if (r_owner_id != nullptr) {
*r_owner_id = id;
@@ -114,13 +114,14 @@ BLI_INLINE const IDOverrideLibrary
*lib_override_get(const Main *bmain,
return id->override_library;
}
-BLI_INLINE IDOverrideLibrary *lib_override_get(Main *bmain, ID *id, ID
**r_owner_id)
+IDOverrideLibrary *BKE_lib_override_library_get(Main *bmain, ID *id, ID
**r_owner_id)
{
/* Reuse the implementation of the const access function, which does not
change the arguments.
* Add const explicitly to make it clear to the compiler to avoid just
calling this function. */
- return const_cast<IDOverrideLibrary *>(lib_override_get(const_cast<const
Main *>(bmain),
- const_cast<const ID
*>(id),
- const_cast<const ID
**>(r_owner_id)));
+ return const_cast<IDOverrideLibrary *>(
+ BKE_lib_override_library_get(const_cast<const Main *>(bmain),
+ const_cast<const ID *>(id),
+ const_cast<const ID **>(r_owner_id)));
}
IDOverrideLibrary *BKE_lib_override_library_init(ID *local_id, ID
*reference_id)
@@ -317,7 +318,7 @@ bool BKE_lib_override_library_is_system_defined(const Main
*bmain, const ID *id)
{
if (ID_IS_OVERRIDE_LIBRARY(id)) {
const ID *override_owner_id;
- lib_override_get(bmain, id, &override_owner_id);
+ BKE_lib_override_library_get(bmain, id, &override_owner_id);
return (override_owner_id->override_library->flag &
IDOVERRIDE_LIBRARY_FLAG_SYSTEM_DEFINED) !=
0;
}
@@ -1084,8 +1085,9 @@ static void
lib_override_overrides_group_tag_recursive(LibOverrideGroupTagData *
continue;
}
- const Library *reference_lib = lib_override_get(bmain, id_owner,
nullptr)->reference->lib;
- const ID *to_id_reference = lib_override_get(bmain, to_id,
nullptr)->reference;
+ const Library *reference_lib =
+ BKE_lib_override_library_get(bmain, id_owner, nullptr)->reference->lib;
+ const ID *to_id_reference = BKE_lib_override_library_get(bmain, to_id,
nullptr)->reference;
if (to_id_reference->lib != reference_lib) {
/* We do not override data-blocks from other libraries, nor do we
process them. */
continue;
@@ -1433,7 +1435,7 @@ static ID *lib_override_root_find(Main *bmain, ID *id,
const int curr_level, int
BLI_assert(id->flag & LIB_EMBEDDED_DATA_LIB_OVERRIDE);
ID *id_owner;
int best_level_placeholder = 0;
- lib_override_get(bmain, id, &id_owner);
+ BKE_lib_override_library_get(bmain, id, &id_owner);
return lib_override_root_find(bmain, id_owner, curr_level + 1,
&best_level_placeholder);
}
/* This way we won't process again that ID, should we encounter it again
through another
@@ -1472,7 +1474,7 @@ static ID *lib_override_root_find(Main *bmain, ID *id,
const int curr_level, int
BLI_assert(id->flag & LIB_EMBEDDED_DATA_LIB_OVERRIDE);
ID *id_owner;
int best_level_placeholder = 0;
- lib_override_get(bmain, best_root_id_candidate, &id_owner);
+ BKE_lib_override_library_get(bmain, best_root_id_candidate, &id_owner);
best_root_id_candidate = lib_override_root_find(
bmain, id_owner, curr_level + 1, &best_level_placeholder);
}
@@ -1789,7 +1791,7 @@ static bool lib_override_library_resync(Main *bmain,
/* While this should not happen in typical cases (and won't be
properly supported here),
* user is free to do all kind of very bad things, including having
different local
* overrides of a same linked ID in a same hierarchy. */
- IDOverrideLibrary *id_override_library = lib_override_get(bmain, id,
nullptr);
+ IDOverrideLibrary *id_override_library =
BKE_lib_override_library_get(bmain, id, nullptr);
if (id_override_library->hierarchy_root !=
id_root->override_library->hierarchy_root) {
continue;
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