// built with processing 0.67/0.68
// by Alessandro Capozzo - GHOSTAGENCY - 
// winter 03-04

float noiseScale=0.012f;
float gg=1;
int limit;
void setup(){
  size(600,200);
  framerate(30);
  limit=width+180;
}
void loop() {
  background(220);
  gg+=1;
  for(int x=0; x<(limit); x++) {
    float noiseVal = noise((gg+x)*noiseScale,.3f*noiseScale);
    int c=color(noiseVal*255,noiseVal*230,noiseVal*210,20);
    stroke(c);
    beginShape(LINE_STRIP);
    bezierVertex(x, height*noiseVal);
    bezierVertex(.8f*x+noiseVal, 200+noiseVal*1.2f);
    bezierVertex(.6f*x-noiseVal, 200+noiseVal*1.4f);
    bezierVertex(x,height*noiseVal);
    endShape();
    int d=color(noiseVal*220,noiseVal*230,noiseVal*210,20);
    stroke(d);
    beginShape(LINE_STRIP);
    bezierVertex(x,height*noiseVal);
    bezierVertex(.8f*x-noiseVal, noiseVal*1.2f);
    bezierVertex(.9f*x+noiseVal, noiseVal*1.4f);
    bezierVertex(x,height*noiseVal);
    endShape();
  }
}