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Runtime cache preservation during undo: add support for nodes and embedded IDs.

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This commit is contained in:
Bastien Montagne
2020-07-06 16:21:41 +02:00
parent bfc644dcfb
commit ee3eba902a
5 changed files with 74 additions and 36 deletions
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28
source/blender/blenkernel/intern/node.c
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@@ -315,6 +315,33 @@ static void node_foreach_id(ID *id, LibraryForeachIDData *data)
}
}
static void node_foreach_cache(ID *id,
IDTypeForeachCacheFunctionCallback function_callback,
void *user_data)
{
bNodeTree *nodetree = (bNodeTree *)id;
IDCacheKey key = {
.id_session_uuid = id->session_uuid,
.offset_in_ID = offsetof(bNodeTree, previews),
.cache_v = nodetree->previews,
};
/* TODO, see also `direct_link_nodetree()` in readfile.c. */
#if 0
function_callback(id, &key, (void **)&nodetree->previews, 0, user_data);
#endif
if (nodetree->type == NTREE_COMPOSIT) {
for (bNode *node = nodetree->nodes.first; node; node = node->next) {
if (node->type == CMP_NODE_MOVIEDISTORTION) {
key.offset_in_ID = (size_t)BLI_ghashutil_strhash_p(node->name);
key.cache_v = node->storage;
function_callback(id, &key, (void **)&node->storage, 0, user_data);
}
}
}
}
IDTypeInfo IDType_ID_NT = {
.id_code = ID_NT,
.id_filter = FILTER_ID_NT,
@@ -330,6 +357,7 @@ IDTypeInfo IDType_ID_NT = {
.free_data = ntree_free_data,
.make_local = NULL,
.foreach_id = node_foreach_id,
.foreach_cache = node_foreach_cache,
};
static void node_add_sockets_from_type(bNodeTree *ntree, bNode *node, bNodeType *ntype)