public float pushPower = 2.0F;
    void OnControllerColliderHit(ControllerColliderHit hit) {
        Rigidbody body = hit.collider.attachedRigidbody;
        if (body == null || body.isKinematic)
            return;

        //if (hit.moveDirection.y < -0.3F)
        //  return;

        Vector3 pushDir = new Vector3(hit.moveDirection.x, 0, hit.moveDirection.z);
        body.velocity = pushDir * pushPower;
    }