[Bf-blender-cvs] [d6059e9] master: Point Density: Prevent crash when scene is not sent to calc_point_density()

[Sergey Sharybin]

Commit: d6059e991afe3e838044da894f605e5a5928ae7f
Author: Sergey Sharybin
Date:   Sun Nov 8 10:10:55 2015 +0500
Branches: master
https://developer.blender.org/rBd6059e991afe3e838044da894f605e5a5928ae7f

Point Density: Prevent crash when scene is not sent to calc_point_density()

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

M	source/blender/makesrna/intern/rna_nodetree.c

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

diff --git a/source/blender/makesrna/intern/rna_nodetree.c b/source/blender/makesrna/intern/rna_nodetree.c
index 2b11137..cf6097b 100644
--- a/source/blender/makesrna/intern/rna_nodetree.c
+++ b/source/blender/makesrna/intern/rna_nodetree.c
@@ -3028,6 +3028,11 @@ void rna_ShaderNodePointDensity_density_calc(bNode *self,
 	NodeShaderTexPointDensity *shader_point_density = self->storage;
 	PointDensity pd;
 
+	if (scene == NULL) {
+		*length = 0;
+		return;
+	}
+
 	*length = 4 * shader_point_density->resolution *
 	              shader_point_density->resolution *
 	              shader_point_density->resolution;