public static void orthoMode(Size size) {
GL11.glDisable(GL11.GL_DEPTH_TEST);
GL11.glMatrixMode(GL11.GL_PROJECTION);
GL11.glPushMatrix();
GL11.glLoadIdentity();
GL11.glOrtho(0, size.getWidth(), 0, size.getHeight(), -10, 10);
GL11.glMatrixMode(GL11.GL_MODELVIEW);
GL11.glPushMatrix();
GL11.glLoadIdentity();
}
public static Point getOpenGlPosition(Size displaySize, Point position) {
return new Point(position.getX(), (displaySize.getHeight() - position.getY()));
}