svn merge ^/trunk/blender -r42722:42742

1 files changed, 56 insertions, 1 deletions

diff --git a/source/blender/blenloader/intern/readfile.c b/source/blender/blenloader/intern/readfile.c
index 14decca5202..99c3ec0c134 100644
--- a/source/blender/blenloader/intern/readfile.c
+++ b/source/blender/blenloader/intern/readfile.c
@@ -7520,6 +7520,30 @@ void do_versions_image_settings_2_60(Scene *sce)
 
 }
 
+/* socket use flags were only temporary before */
+static void do_versions_nodetree_socket_use_flags_2_62(bNodeTree *ntree)
+{
+	bNode *node;
+	bNodeSocket *sock;
+	bNodeLink *link;
+	
+	for (node=ntree->nodes.first; node; node=node->next) {
+		for (sock=node->inputs.first; sock; sock=sock->next)
+			sock->flag &= ~SOCK_IN_USE;
+		for (sock=node->outputs.first; sock; sock=sock->next)
+			sock->flag &= ~SOCK_IN_USE;
+	}
+	for (sock=ntree->inputs.first; sock; sock=sock->next)
+		sock->flag &= ~SOCK_IN_USE;
+	for (sock=ntree->outputs.first; sock; sock=sock->next)
+		sock->flag &= ~SOCK_IN_USE;
+	
+	for (link=ntree->links.first; link; link=link->next) {
+		link->fromsock->flag |= SOCK_IN_USE;
+		link->tosock->flag |= SOCK_IN_USE;
+	}
+}
+
 static void do_versions(FileData *fd, Library *lib, Main *main)
 {
 	/* WATCH IT!!!: pointers from libdata have not been converted */
@@ -12749,7 +12773,38 @@ static void do_versions(FileData *fd, Library *lib, Main *main)
 
 	/* put compatibility code here until next subversion bump */
 	{
-		/* nothing! */
+		{
+			/* update use flags for node sockets (was only temporary before) */
+			Scene *sce;
+			Material *mat;
+			Tex *tex;
+			Lamp *lamp;
+			World *world;
+			bNodeTree *ntree;
+
+			for (sce=main->scene.first; sce; sce=sce->id.next)
+				if (sce->nodetree)
+					do_versions_nodetree_socket_use_flags_2_62(sce->nodetree);
+
+			for (mat=main->mat.first; mat; mat=mat->id.next)
+				if (mat->nodetree)
+					do_versions_nodetree_socket_use_flags_2_62(mat->nodetree);
+
+			for (tex=main->tex.first; tex; tex=tex->id.next)
+				if (tex->nodetree)
+					do_versions_nodetree_socket_use_flags_2_62(tex->nodetree);
+
+			for (lamp=main->lamp.first; lamp; lamp=lamp->id.next)
+				if (lamp->nodetree)
+					do_versions_nodetree_socket_use_flags_2_62(lamp->nodetree);
+
+			for (world=main->world.first; world; world=world->id.next)
+				if (world->nodetree)
+					do_versions_nodetree_socket_use_flags_2_62(world->nodetree);
+
+			for (ntree=main->nodetree.first; ntree; ntree=ntree->id.next)
+				do_versions_nodetree_socket_use_flags_2_62(ntree);
+		}
 	}
 
 	/* WATCH IT!!!: pointers from libdata have not been converted yet here! */