[Bf-blender-cvs] [c6f1be0] blender-v2.74-release: Fix T44020: Crash exporting fluid sim to fbx

[Sergey Sharybin]

Commit: c6f1be07284e02ee155698778608a63061645cbe
Author: Sergey Sharybin
Date:   Tue Mar 17 12:59:44 2015 +0500
Branches: blender-v2.74-release
https://developer.blender.org/rBc6f1be07284e02ee155698778608a63061645cbe

Fix T44020: Crash exporting fluid sim to fbx

The issue is coming from wrong fluid modifier copy callback,
which might have left some pointers shared across original
and target fluid modifiers.

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

M	source/blender/modifiers/intern/MOD_fluidsim.c

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

diff --git a/source/blender/modifiers/intern/MOD_fluidsim.c b/source/blender/modifiers/intern/MOD_fluidsim.c
index 9c973cd..4527fa7 100644
--- a/source/blender/modifiers/intern/MOD_fluidsim.c
+++ b/source/blender/modifiers/intern/MOD_fluidsim.c
@@ -71,6 +71,9 @@ static void copyData(ModifierData *md, ModifierData *target)
 		MEM_freeN(tfluidmd->fss);
 	
 	tfluidmd->fss = MEM_dupallocN(fluidmd->fss);
+	if (tfluidmd->fss->meshVelocities != NULL) {
+		tfluidmd->fss->meshVelocities = MEM_dupallocN(tfluidmd->fss->meshVelocities);
+	}
 }