exposed a few more tuning paramters

2 files changed, 3 insertions, 1 deletions

diff --git a/extern/bullet/BulletDynamics/Vehicle/RaycastVehicle.cpp b/extern/bullet/BulletDynamics/Vehicle/RaycastVehicle.cpp
index 2099aa9b880..096ccfd85d2 100755
--- a/extern/bullet/BulletDynamics/Vehicle/RaycastVehicle.cpp
+++ b/extern/bullet/BulletDynamics/Vehicle/RaycastVehicle.cpp
@@ -587,7 +587,7 @@ void	RaycastVehicle::UpdateFriction(SimdScalar	timeStep)
 					
 					SimdVector3 sideImp = axle[wheel] * sideImpulse[wheel];
 
-					rel_pos[2] *= 0.1;
+					rel_pos[2] *= wheelInfo.m_rollInfluence;
 					m_chassisBody->applyImpulse(sideImp,rel_pos);
 
 					//apply friction impulse on the ground
diff --git a/extern/bullet/BulletDynamics/Vehicle/WheelInfo.h b/extern/bullet/BulletDynamics/Vehicle/WheelInfo.h
index bd69a634597..61687f58b3a 100755
--- a/extern/bullet/BulletDynamics/Vehicle/WheelInfo.h
+++ b/extern/bullet/BulletDynamics/Vehicle/WheelInfo.h
@@ -67,6 +67,7 @@ struct WheelInfo
 	SimdScalar	m_steering;
 	SimdScalar	m_rotation;
 	SimdScalar	m_deltaRotation;
+	SimdScalar	m_rollInfluence;
 
 	SimdScalar	m_engineForce;
 
@@ -96,6 +97,7 @@ struct WheelInfo
 		m_rotation = 0.f;
 		m_deltaRotation = 0.f;
 		m_brake = 0.f;
+		m_rollInfluence = 0.1f;
 		m_bIsFrontWheel = ci.m_bIsFrontWheel;
 
 	}