Commit: c6388928e6a88e9150fb684da579b5880fbdffd6
Author: Martin Felke
Date: Fri May 27 10:07:05 2016 +0200
Branches: fracture_modifier
https://developer.blender.org/rBc6388928e6a88e9150fb684da579b5880fbdffd6
crash fix, could happen that the internal ob->derivedFinal DM structures were
invalid
happened in some cases and most notably under windows when attempting to
calculate the DMs bounding box
===================================================================
M source/blender/blenkernel/intern/rigidbody.c
===================================================================
diff --git a/source/blender/blenkernel/intern/rigidbody.c
b/source/blender/blenkernel/intern/rigidbody.c
index 2b7f8ba..e003d9e 100644
--- a/source/blender/blenkernel/intern/rigidbody.c
+++ b/source/blender/blenkernel/intern/rigidbody.c
@@ -1341,7 +1341,9 @@ static void rigidbody_validate_sim_object(RigidBodyWorld
*rbw, Object *ob, bool
}
mat4_to_loc_quat(loc, rot, ob->obmat);
- if (ob->derivedFinal)
+
+ /* a hacky check whether the dm might be valid or not*/
+ if (ob->derivedFinal &&
ob->derivedFinal->getNumLoopTri(ob->derivedFinal) > 0)
DM_mesh_boundbox(ob->derivedFinal, locbb, size);
else //fallback
BKE_mesh_boundbox_calc((Mesh*)ob->data, locbb, size);
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