/* built with Studio Sketchpad: 
 *   https://sketchpad.cc
 * 
 * observe the evolution of this sketch: 
 *   https://ccworkshop.sketchpad.cc/sp/pad/view/ro.3el$1IIn1lT/rev.2
 * 
 * authors: 
 *   Reem El-Maghraby
 *   Youssef Faltas

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



/**
 * Noise1D. 
 * 
 * Using 1D Perlin Noise to assign location. 
 */
 
float xoff = 0.0001;
float xincrement = 0.01; 

void setup() {
  size(440, 440);
  background(2000);
  //noStroke();
}

void draw()
{
  // Create an alpha blended background
  fill(10, 10);
  rect(100,100,width,height);
  
  //float n = random(0,width);  // Try this line instead of noise
  
  // Get a noise value based on xoff and scale it according to the window's width
  float n = noise(xoff)*width;
  
  // With each cycle, increment xoff
  xoff += xincrement;
  
  // Draw the ellipse at the value produced by perlin noise
  fill(200);
  ellipse(n,height/2, 16, 16);
  
ellipse(n,height/3,60,30);
  
ellipse(n,random(0,width),16,16);
}