setZoom3 method
Sets the scale factor to the specified values. x and y is pivot.
@param scaleX @param scaleY @param x @param y @return
Implementation
Matrix4 setZoom3(double scaleX, double scaleY, double x, double y) {
Matrix4 save = Matrix4.identity();
save.add(_matrixTouch);
Matrix4Utils.setScaleByPoint(save, scaleX, scaleY, x, y);
return save;
}