[Bf-blender-cvs] SVN commit: /data/svn/bf-blender [57738] trunk/blender/source/blender/ blenkernel/intern/cdderivedmesh.c: correct assertion error ( clear dirty normal flag when there are no vertices)

[Campbell Barton]

Revision: 57738
          http://projects.blender.org/scm/viewvc.php?view=rev&root=bf-blender&revision=57738
Author:   campbellbarton
Date:     2013-06-25 14:31:52 +0000 (Tue, 25 Jun 2013)
Log Message:
-----------
correct assertion error (clear dirty normal flag when there are no vertices)

Modified Paths:
--------------
    trunk/blender/source/blender/blenkernel/intern/cdderivedmesh.c

Modified: trunk/blender/source/blender/blenkernel/intern/cdderivedmesh.c
===================================================================
--- trunk/blender/source/blender/blenkernel/intern/cdderivedmesh.c	2013-06-25 13:41:11 UTC (rev 57737)
+++ trunk/blender/source/blender/blenkernel/intern/cdderivedmesh.c	2013-06-25 14:31:52 UTC (rev 57738)
@@ -2232,7 +2232,10 @@
 	CDDerivedMesh *cddm = (CDDerivedMesh *)dm;
 	float (*face_nors)[3] = NULL;
 
-	if (dm->numVertData == 0) return;
+	if (dm->numVertData == 0) {
+		cddm->dm.dirty &= ~DM_DIRTY_NORMALS;
+		return;
+	}
 
 	/* now we skip calculating vertex normals for referenced layer,
 	 * no need to duplicate verts.