// Recession by Clair Dunn - October, 2011
// a serious modification of Matt Pearson's example code
// on page xxiii of his book, Generative Art.

int cr = int(random(255)), cg = int(random(255)), cb = int(random(255));
float xstart, ystart, squaresize;

void setup() {
  size(500, 500);
  background(0);
  
  xstart = random(10);
  ystart = random(10);
  
  squaresize = height/8;
}

void draw() {
  frameRate (20);
//  fill(150, 150, 150, 15);
// noStroke();
// rect(0, 0, width, height);
 
//  stroke(0, 50);
// fill(255, 200);
  
  xstart += 0.02;
  ystart += 0.01;
  
  translate(width/2, height/2);
  
 float ynoise = ystart;
  for (float y = -squaresize; y <= squaresize; y+=3) {
//    ynoise += 0.05;
   float xnoise = xstart;
    for (float x = -squaresize; x <= squaresize; x+=3) {
//    xnoise += 0.05;
      drawPoint(x, y, noise(xnoise, ynoise));
    }
  }
  
}

void drawPoint(float x, float y, float noiseFactor) {
  pushMatrix();
  translate(x * noiseFactor * 4, y * noiseFactor * 4);
  float edgeSize = noiseFactor * 20; 
 stroke (0,0,0);
// ellipse(0, 0, edgeSize, edgeSize);
rectMode(CORNER);
fill(random(104));
    rect(0,0, edgeSize, edgeSize);
    cr = int(random(255)); cg = int(random(127)); cb = int(random(255));
      stroke(cr, cg, cb);
  triangle (0,0, edgeSize, edgeSize, 35,60);
  if ( (x >300) && (y < -200) ) {line(x,y, 500,500);}
  popMatrix();  
}