import processing.core.PApplet;

public class Teste extends PApplet {

    public static void main(String[] args) {
        PApplet.main("Teste");
    }

    public void settings() {
        size(800, 800);
    }

    float angulo;
    float diametro1;
    float diametro2;
    float diametro3;

    public void setup() {
        fill(255, 255, 255);
        angulo = 0;
        diametro1 = height-400;
        diametro2 = height-50;
        diametro3 = height-100;
    }

    public void draw() {
        noFill();
        background(0);
        float a = 100 + (sin(angulo) * diametro1);
        float b = 100 + (sin(angulo) * diametro1);
        float x = (sin(angulo)*100)*2;
        float y = (cos(angulo)*100)*2;
        translate(width/2, height/2);
        ellipse(0, 0, diametro1, diametro1);
        ellipse(0, 0, diametro2, diametro2);
        rotate(70);
        ellipse(0, 0, diametro3-120, diametro3-50);
        stroke(255, 255, 255);
        ellipse(x, y, 40, 40);
        ellipse(0, 0, 50, 50);
        translate(-50,-50);

        angulo += 0.01;
    }
}