/* built with Studio Sketchpad: 
 *   http://sketchpad.cc
 * 
 * observe the evolution of this sketch: 
 *   http://studio.sketchpad.cc/sp/pad/view/ro.IkCTTutmZlZ/rev.4
 * 
 * authors: 
 *   
 *   Hassan Haghayeghi

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



float i = 0;
float x = 50;
float co = 200;

void setup() {
  size(500, 500);
  background(255);
  colorMode(HSB);
  smooth();
  noStroke();
}

void rotat(float i, float x) {
  fill(255);
  rotate(i);
  ellipse(x, x, 5, 5);
}

void line_ellipse(float i) {
  int x = 10;
  int j = 1;
  while ( j < 15) {
    rotat(i, x);
    x = x + 10;
    j = j + 1;
  }
}

void group_line(int z) {
  int j = 1;
  while ( j < 6 ) {
    line_ellipse(z*x*i);
    j = j + 1;
  }
}

void draw() {
  fill(co, co, co, 150);
  rect(0, 0, width, height);
  translate(width/2, height/2);

  int j = 1;
  while ( j < 4) { 
    group_line(-1);
    group_line(1);
    j = j + 1;
  }


  // ellipse(i*10, 50, 10, 10);
  i = map(sin(x)/100, -1, 1, -1, 1) + map(cos(x)/100, -1, 1, -1, 1);
  x = x + 0.0015;
}

void mousePressed() {
  if (mousePressed == true) {
    co = (mouseX + mouseY)/map(noise(2), -1, 1, 2, 4);
  }
}