"Sun"

sun.pde

boolean recording = true;
int frame = 1;
float time = 0;
int lines = 50;
float circles = 10;
float speed = 0.01;

void setup(){
	size(600, 600, P3D);
}

void draw(){
	if(time<TWO_PI || !recording){
		background(255, 200, 200);
		for (int i=(int) circles; i>0; i--){
			pushMatrix();
			translate(width/2, height/2, -i);
			float r = (width*1.5)/circles*i;
			rotate(sin(i%2==0?time:-time)*TWO_PI/lines*3);
			noStroke();
			fill(255, 200, 200);
			ellipse(0, 0, r, r);
			strokeWeight(10);
			stroke(28);
			for (int j=0; j<lines; j++){
				float x = cos(TWO_PI/lines*j)*r/2;
				float y = sin(TWO_PI/lines*j)*r/2;
				line(0, 0, x, y);
			}
			popMatrix();
		}
		noStroke();
		fill(255, 200, 200);
		pushMatrix();
		translate(width/2, height/2, 1);
		ellipse(0, 0, 160, 160);
		stroke(28);
		ellipse(0, 0, 140, 140);
		ellipse(0, 0, 10, 10);
		popMatrix();
		time += speed;
		if (recording && frame%2==0) save(frame+".gif");
		frame++;
	}
}