[Bf-blender-cvs] [c399651637a] blender-v2.92-release: Fix T84708: Versioning for Set Alpha node

[Robert Guetzkow]

Commit: c399651637a3a9c8e416b8baffc571fa8cfa571f
Author: Robert Guetzkow
Date:   Tue Jan 26 12:37:46 2021 +0100
Branches: blender-v2.92-release
https://developer.blender.org/rBc399651637a3a9c8e416b8baffc571fa8cfa571f

Fix T84708: Versioning for Set Alpha node

The versioning code introduced in rB38df935c0985 skips the composite node
tree that is used by the scene thus not correctly versioning Set Alpha
nodes outside of node groups. This fix iterates through all node trees to
version all Set Alpha nodes.

Reviewed By: JacquesLucke

Differential Revision: https://developer.blender.org/D10110

===================================================================

M	source/blender/blenloader/intern/versioning_290.c

===================================================================

diff --git a/source/blender/blenloader/intern/versioning_290.c b/source/blender/blenloader/intern/versioning_290.c
index ec537e6f3d8..bb477745849 100644
--- a/source/blender/blenloader/intern/versioning_290.c
+++ b/source/blender/blenloader/intern/versioning_290.c
@@ -1504,7 +1504,7 @@ void blo_do_versions_290(FileData *fd, Library *UNUSED(lib), Main *bmain)
 
   if (!MAIN_VERSION_ATLEAST(bmain, 292, 10)) {
     if (!DNA_struct_find(fd->filesdna, "NodeSetAlpha")) {
-      LISTBASE_FOREACH (bNodeTree *, ntree, &bmain->nodetrees) {
+      FOREACH_NODETREE_BEGIN (bmain, ntree, id) {
         if (ntree->type != NTREE_COMPOSIT) {
           continue;
         }
@@ -1517,6 +1517,7 @@ void blo_do_versions_290(FileData *fd, Library *UNUSED(lib), Main *bmain)
           node->storage = storage;
         }
       }
+      FOREACH_NODETREE_END;
     }
 
     LISTBASE_FOREACH (Scene *, scene, &bmain->scenes) {