[Bf-blender-cvs] SVN commit: /data/svn/bf-blender [54738] trunk/blender/source/gameengine/ Ketsji/KX_ObjectActuator.cpp: BGE: Fix for bug #34349 " Character walkDirection ADD mode -#INF error" reported by Angus Hollands ( agoose77).

Mitchell Stokes mogurijin at gmail.com
Fri Feb 22 03:31:47 CET 2013


Revision: 54738
          http://projects.blender.org/scm/viewvc.php?view=rev&root=bf-blender&revision=54738
Author:   moguri
Date:     2013-02-22 02:31:46 +0000 (Fri, 22 Feb 2013)
Log Message:
-----------
BGE: Fix for bug #34349 "Character walkDirection ADD mode -#INF error" reported by Angus Hollands (agoose77). If the walk directions canceled each other out, the actuator would try to normalize a zero vector, which caused the error.

Modified Paths:
--------------
    trunk/blender/source/gameengine/Ketsji/KX_ObjectActuator.cpp

Modified: trunk/blender/source/gameengine/Ketsji/KX_ObjectActuator.cpp
===================================================================
--- trunk/blender/source/gameengine/Ketsji/KX_ObjectActuator.cpp	2013-02-22 02:10:41 UTC (rev 54737)
+++ trunk/blender/source/gameengine/Ketsji/KX_ObjectActuator.cpp	2013-02-22 02:31:46 UTC (rev 54738)
@@ -221,10 +221,14 @@
 
 			if (m_bitLocalFlag.AddOrSetCharLoc) {
 				MT_Vector3 old_dir = parent->GetPhysicsController()->GetWalkDirection();
-				MT_Scalar mag = old_dir.length();
-				if (mag < MT_EPSILON)
-					mag = dir.length();
-				dir = (dir + old_dir).normalized() * mag;
+
+				if (!old_dir.fuzzyZero()) {
+					MT_Scalar mag = old_dir.length();
+
+					dir = dir + old_dir;
+					if (!dir.fuzzyZero())
+						dir = dir.normalized() * mag;
+				}
 			}
 
 			// We always want to set the walk direction since a walk direction of (0, 0, 0) should stop the character




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