[Bf-blender-cvs] [79db55c] depsgraph_refactor: Some tweaks to managing sce->depsgraph to make sure it stays in sync with the current sce->theDag.

[Lukas Tönne]

Commit: 79db55cde5630c8cf2a0765bdbe2413a5fa02132
Author: Lukas Tönne
Date:   Fri May 30 18:06:50 2014 +0200
https://developer.blender.org/rB79db55cde5630c8cf2a0765bdbe2413a5fa02132

Some tweaks to managing sce->depsgraph to make sure it stays in sync
with the current sce->theDag.

Eventually depsgraph should be moved out of the Scene DNA, but until
then it's useful to have it there for testing.

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

M	source/blender/blenkernel/intern/depsgraph.c

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

diff --git a/source/blender/blenkernel/intern/depsgraph.c b/source/blender/blenkernel/intern/depsgraph.c
index 8ca0225..f56018d 100644
--- a/source/blender/blenkernel/intern/depsgraph.c
+++ b/source/blender/blenkernel/intern/depsgraph.c
@@ -85,6 +85,7 @@
 
 #pragma message("DEPSGRAPH PORTING XXX: only needed to hijack existing tagging functions until new depsgraph API is stabilized")
 #include "DEG_depsgraph.h"
+#include "DEG_depsgraph_build.h"
 
 static SpinLock threaded_update_lock;
 
@@ -891,12 +892,6 @@ DagForest *build_dag(Main *bmain, Scene *sce, short mask)
 	DagForest *dag;
 	DagAdjList *itA;
 
-	/********* new depsgraph *********/
-	if (sce->depsgraph)
-		DEG_graph_free(sce->depsgraph);
-	sce->depsgraph = DEG_graph_new();
-	/******************/
-	
 	dag = sce->theDag;
 	if (dag)
 		free_forest(dag);
@@ -957,6 +952,13 @@ DagForest *build_dag(Main *bmain, Scene *sce, short mask)
 	/* cycle detection and solving */
 	// solve_cycles(dag);
 	
+	/********* new depsgraph *********/
+	if (sce->depsgraph)
+		DEG_graph_free(sce->depsgraph);
+	sce->depsgraph = DEG_graph_new();
+	DEG_graph_build_from_scene(sce->depsgraph, bmain, sce);
+	/******************/
+	
 	return dag;
 }
 
@@ -1632,6 +1634,13 @@ void DAG_scene_free(Scene *sce)
 		MEM_freeN(sce->theDag);
 		sce->theDag = NULL;
 	}
+	
+	/********* new depsgraph *********/
+	if (sce->depsgraph) {
+		DEG_graph_free(sce->depsgraph);
+		sce->depsgraph = NULL;
+	}
+	/******************/
 }
 
 static void lib_id_recalc_tag(Main *bmain, ID *id)