/* built with Studio Sketchpad: 
 *   https://sketchpad.cc
 * 
 * observe the evolution of this sketch: 
 *   https://dflab.sketchpad.cc/sp/pad/view/ro.WGIZN718Lj3/rev.131
 * 
 * authors: 
 *   Inês Rego

 * license (unless otherwise specified): 
 *   creative commons attribution-share alike 3.0 license.
 *   https://creativecommons.org/licenses/by-sa/3.0/ 
 */ 



// This sketch builds on a prior work, "AnaLeitão_02_Caracol Rendado", created by Ana
// http://dflab.sketchpad.cc/sp/pad/view/ro.9NCSEGeCWVSWkq/rev.131



// as instruções que estiverem dentro desta função setup() 
// correm uma vez quando o programa arranca
 
void setup() {  
    
    // tamanho da tela
    size(500, 250); 
 
    // cor de fundo
    background(255);
    
    frameRate(120);
} 
 
// as instruções que estiverem dentro desta função draw
// são executadas a cada novo frame
 
void draw() {
 
    noFill();
    stroke (227,225,222)
    ellipseMode(CENTER);
    sz = (frameCount % 1000) / 100.0;
    translate (width/3, height/3);
    rotate (TWO_PI * sz);    
    ellipse (200, 200, 100 * sz, 100 * sz);
 
}