public Vector3D mult ( Vector3D source ) { Vector3D result = new Vector3D ( ) ; result . setX ( m00 * source . getX ( ) + m01 * source . getY ( ) + m02 ) ; result . setY ( m10 * source . getX ( ) + m11 * source . getY ( ) + m12 ) ; return result ; }
Multiply the x and y coordinates of a Vertex against this matrix .