[Bf-blender-cvs] SVN commit: /data/svn/bf-blender [17600] branches/sim_physics/source/ blender/render/intern/source/pointdensity.c: * Some extra sanity checks for point density

[Matt Ebb]

Revision: 17600
          http://projects.blender.org/plugins/scmsvn/viewcvs.php?view=rev&root=bf-blender&revision=17600
Author:   broken
Date:     2008-11-28 08:12:32 +0100 (Fri, 28 Nov 2008)

Log Message:
-----------
* Some extra sanity checks for point density

Modified Paths:
--------------
    branches/sim_physics/source/blender/render/intern/source/pointdensity.c

Modified: branches/sim_physics/source/blender/render/intern/source/pointdensity.c
===================================================================
--- branches/sim_physics/source/blender/render/intern/source/pointdensity.c	2008-11-28 06:08:58 UTC (rev 17599)
+++ branches/sim_physics/source/blender/render/intern/source/pointdensity.c	2008-11-28 07:12:32 UTC (rev 17600)
@@ -230,7 +230,9 @@
 		int i;
 		
 		if (!ob) return;
+		if (BLI_countlist(&ob->particlesystem) == 0) return;
 		
+		
 		for(psys=ob->particlesystem.first, i=0; i< pd->psysindex-1; i++)
 			psys= psys->next;
 		
@@ -260,6 +262,8 @@
 {
 	PointDensity *pd = tex->pd;
 
+	if (!pd) return;
+	
 	if (pd->point_tree) {
 		BLI_bvhtree_free(pd->point_tree);
 		pd->point_tree = NULL;