void setup() { size(640, 360); } float y = 0; float y2 = 50; float y3 = 150; float y4 = 360; float x4 = 640; void draw() { background(0); y = y + 1; if (y > height) { y = 0; } y2 = y2 + 2; if (y2 > height) { y2 = 0; } y3 = y3 + .5; if (y3 > height) { y3 = 0; } y4 = y4 - 5; if (y4 < 0) { y4 = 360; } x4 = x4 - 5; if (x4 < 0) { x4 = width; } // thin white stroke(255, 255, 255); strokeWeight(1); line(width/3, y, width/2, y/2); // yellow stroke(255, 204, 0); strokeWeight(3); line(width/PI, y2, width/PI, y2/PI); // blue stroke(0, 0, 255); strokeWeight(10); line(width-y3, y3/2, width/PI, y3/PI); // thicker white stroke(255, 255, 255); strokeWeight(3); line(x4, y4, x4-30, y4); }