[Bf-blender-cvs] [df72d3c] master: Potential fix for T38111: Duplicating BOIDS emitter cause glitchy operation

[Sergey Sharybin]

Commit: df72d3cc7f53b4eb8e9bdfb7c297a7e6149434f3
Author: Sergey Sharybin
Date:   Thu Jan 16 00:55:38 2014 +0600
https://developer.blender.org/rBdf72d3cc7f53b4eb8e9bdfb7c297a7e6149434f3

Potential fix for T38111: Duplicating BOIDS emitter cause glitchy operation

Need to reset cached KD tree when duplicating particle system.

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

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

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

diff --git a/source/blender/blenkernel/intern/object.c b/source/blender/blenkernel/intern/object.c
index e98382a..7329fe6 100644
--- a/source/blender/blenkernel/intern/object.c
+++ b/source/blender/blenkernel/intern/object.c
@@ -1282,6 +1282,7 @@ static ParticleSystem *copy_particlesystem(ParticleSystem *psys)
 	psysn->frand = NULL;
 	psysn->pdd = NULL;
 	psysn->effectors = NULL;
+	psysn->tree = NULL;
 	
 	psysn->pathcachebufs.first = psysn->pathcachebufs.last = NULL;
 	psysn->childcachebufs.first = psysn->childcachebufs.last = NULL;