private Picture initialImage() {
pic2 = new Picture(500, 600);
pic1 = new Picture(500, 600);
for (int x = 0; x < pic2.width(); x++)
for (int y = 0; y < pic2.height(); y++) {
double dist = 1.0 - Math.sqrt((x - 300) * (x - 300) + (y - 200) * (y - 200)) / 500;
int red =
(int)
(dist < 0.5
? 0
: Math.min(Math.pow(dist, 0.4) + Math.pow(dist - 0.5, 0.1), 1.0) * 255);
int green = (int) (dist * 255);
int blue = 0;
pic2.set(x, y, new Color(red, green, blue));
}
return pic2;
}
