[Bf-blender-cvs] SVN commit: /data/svn/bf-blender [54781] trunk/blender/source/gameengine/ Converter/BL_BlenderDataConversion.cpp: BGE: fix for uninitialized tangents

[Campbell Barton]

Revision: 54781
          http://projects.blender.org/scm/viewvc.php?view=rev&root=bf-blender&revision=54781
Author:   campbellbarton
Date:     2013-02-23 04:49:46 +0000 (Sat, 23 Feb 2013)
Log Message:
-----------
BGE: fix for uninitialized tangents

Modified Paths:
--------------
    trunk/blender/source/gameengine/Converter/BL_BlenderDataConversion.cpp

Modified: trunk/blender/source/gameengine/Converter/BL_BlenderDataConversion.cpp
===================================================================
--- trunk/blender/source/gameengine/Converter/BL_BlenderDataConversion.cpp	2013-02-23 04:15:47 UTC (rev 54780)
+++ trunk/blender/source/gameengine/Converter/BL_BlenderDataConversion.cpp	2013-02-23 04:49:46 UTC (rev 54781)
@@ -1129,6 +1129,16 @@
 	MT_Vector3 no[4];
 	MT_Vector4 tan[4];
 
+	/* ugh, if there is a less annoying way to do this please use that.
+	 * since these are converted from floats to floats, theres no real
+	 * advantage to use MT_ types - campbell */
+	for (unsigned int i = 0; i < 4; i++) {
+		const float zero_vec[4] = {0.0f};
+		pt[i].setValue(zero_vec);
+		no[i].setValue(zero_vec);
+		tan[i].setValue(zero_vec);
+	}
+
 	for (int f=0;f<totface;f++,mface++)
 	{
 		/* get coordinates, normals and tangents */