diff options
| author | Sergey Sharybin <sergey.vfx@gmail.com> | 2018-03-20 17:13:54 +0300 |
|---|---|---|
| committer | Sergey Sharybin <sergey.vfx@gmail.com> | 2018-03-20 18:07:27 +0300 |
| commit | c188ab7b67e998f5ae972886be492d05b1d4485a (patch) | |
| tree | a8334d5b49195a853d0e958f5e323701488d54cc /source/blender/depsgraph | |
| parent | cdf0df10a6dd812918cabcfc2a702c9cf4a14fef (diff) | |
Depsgraph: Prevent non-expandable datablocks from being freed
This avoids original image datablock destruction when using
copy on write.
Diffstat (limited to 'source/blender/depsgraph')
| -rw-r--r-- | source/blender/depsgraph/intern/builder/deg_builder_nodes.cc | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/source/blender/depsgraph/intern/builder/deg_builder_nodes.cc b/source/blender/depsgraph/intern/builder/deg_builder_nodes.cc index e7a9b4b5a69..bbf28a98aa2 100644 --- a/source/blender/depsgraph/intern/builder/deg_builder_nodes.cc +++ b/source/blender/depsgraph/intern/builder/deg_builder_nodes.cc @@ -374,6 +374,9 @@ void DepsgraphNodeBuilder::begin_build() { cow_id_hash_ = BLI_ghash_ptr_new("Depsgraph id hash"); foreach (IDDepsNode *id_node, graph_->id_nodes) { if (deg_copy_on_write_is_expanded(id_node->id_cow)) { + if (id_node->id_orig == id_node->id_cow) { + continue; + } BLI_ghash_insert(cow_id_hash_, id_node->id_orig, id_node->id_cow); |