A clock face / 時計の文字盤

clock-face1.pde

size(500, 500);
float r = min(width, height) / 2;

translate(width / 2, height / 2);
strokeCap(SQUARE);
strokeWeight(10);
for (int i = 0; i < 12; i++) {
  line(0.88 * r * cos(radians(30 * i)), 0.88 * r * sin(radians(30 * i)),
       0.98 * r * cos(radians(30 * i)), 0.98 * r * sin(radians(30 * i)));
}
strokeWeight(12);
for (int i = 0; i < 4; i++) {
  line(0.85 * r * cos(radians(90 * i)), 0.85 * r * sin(radians(90 * i)),
       0.98 * r * cos(radians(90 * i)), 0.98 * r * sin(radians(90 * i)));
}