float angle = 0; void setup() { size(300,300); background(0); smooth(); noStroke(); } void draw() { fill(0,10); rect(0,0,width,height); fill(255); ellipse(mouseX+10*cos(angle), mouseY+10*sin(angle), 10,10); angle += radians(5); // 5 degree increments } // START NO NOTES // code used to capture screenshots void keyReleased() { if(key == '`' && !online) save("sketch.png"); }