/* void multInverseLeft(btTransform t1, btTransform t2) {
btVector3 v = t2.m_origin - t1.m_origin;
m_basis = btMultTransposeLeft(t1.m_basis, t2.m_basis);
m_origin = v t1.m_basis;
}
*/
/*@brief Return the transform of the vector */
public void Apply( ref btVector3 x, out btVector3 result )
{
btVector3 tmp;
x.dot3( ref m_basis, out tmp );
tmp.Add( ref m_origin, out result );
}
