// rBody.setCollisionFlags(CollisionFlags.NO_CONTACT_RESPONSE);
rBody.clearForces();
rBody.setAngularVelocity(new Vector3f(0, 0, 0));
rBody.setLinearVelocity(new Vector3f(0, 0, 0));
rBody.clearForces();
rBody.activate(false);
}
float ms = getDeltaTimeMicroseconds();