/** * Translates 2d mouse coordinates in window space into 3d ray inside 3d * screen. Ray position and direction depends on mouse location and current * viewport settings. * * @param x * mouse x location in window space * @param y * mouse y location in window space * @return ray in 3d space of current viewport */ public Ray3d viewportPicking(int x, int y) { return viewportPicker.picking(x, y); }