From 0cd0529c4a15b374adf9e8bd652a9b1c9ae69881 Mon Sep 17 00:00:00 2001
From: "erwin.coumans" <erwin.coumans@08e121b0-ae19-0410-a57b-3be3395fd4fd>
Date: Mon, 9 Mar 2009 03:53:16 +0000
Subject: [PATCH] the component of the up axis needs to be scaled, to reduce
 roll.

---
 src/BulletDynamics/Vehicle/btRaycastVehicle.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/BulletDynamics/Vehicle/btRaycastVehicle.cpp b/src/BulletDynamics/Vehicle/btRaycastVehicle.cpp
index d9bb59092..031fcb5b4 100644
--- a/src/BulletDynamics/Vehicle/btRaycastVehicle.cpp
+++ b/src/BulletDynamics/Vehicle/btRaycastVehicle.cpp
@@ -689,7 +689,7 @@ void	btRaycastVehicle::updateFriction(btScalar	timeStep)
 					
 					btVector3 sideImp = m_axle[wheel] * m_sideImpulse[wheel];
 
-					rel_pos[m_indexForwardAxis] *= wheelInfo.m_rollInfluence;
+					rel_pos[m_indexUpAxis] *= wheelInfo.m_rollInfluence;
 					m_chassisBody->applyImpulse(sideImp,rel_pos);
 
 					//apply friction impulse on the ground