// noiser(klein) [2004]
//
// Author: Georg Dümlein, Dipl. Des
// info@preset.de
// http://www.preset.de/
//
//
//
// THIS CODE IS PROVIDED UNDER THE TERMS OF THE 
// CREATIVE COMMONS PUBLIC LICENSE ("CCPL" OR "LICENSE"). 
// THE WORK IS PROTECTED BY COPYRIGHT AND/OR OTHER 
// APPLICABLE LAW. ANY USE OF THE WORK OTHER THAN 
// AS AUTHORIZED UNDER THIS LICENSE OR COPYRIGHT LAW 
// IS PROHIBITED. 
//
// You are free:
//
// to copy, distribute, display, and perform the work 
// to make derivative works
// to make commercial use of the work 
// Under the following conditions:

// Attribution. You must give the original author credit. 

// For any reuse or distribution, you must make clear to others the license terms of this work. 
// Any of these conditions can be waived if you get permission from the copyright holder. 
// Your fair use and other rights are in no way affected by the above.
//
// Details: http://creativecommons.org/licenses/by/2.0/legalcode

int  dimx = 250;
int dimy = 89;
float i,j;
BGraphics buf;
BImage offscreenImage;
BImage mask;
int mouseState;
int thePixel;
void setup() { 
  size(dimx, dimy); 
  framerate(16); 
  stroke(255);
  background(51);
  stroke(0, 0, 0);
  buf = new BGraphics(dimx,dimy);
  buf.background(51);
  offscreenImage = new BImage(buf.pixels, buf.width, buf.height, RGBA); 
  mask = loadImage("stripes.gif");
  i=0;
  j=0;
  if(mouseX>0 && mouseX<dimx &&mouseY>0 && mouseY<dimy){
    mouseState=1;
  }else{
    mouseState=0;
  }
  colorMode(HSB,255);
}

void loop() {
 
  background(51);
 
  buf.noStroke();
  
  if(i>dimx){
    i=0;
  }

  for(float j=0; j<dimy; j++){
  if(random(2)>1){
    buf.fill(51,51,51,51); 
  }else{
     buf.fill(255,255,255,30);
  }
   float test=random(10)+1;
   buf.rect(i,j,5,j+test);
   j=j+test;
  }
if(mouseState==1){
  tint(357,61,255);
 } 
  for (int z=0; z<height; z++) {
    for(int y=0;y<width;y++){
    thePixel=z*dimx+y;
    color pink=buf.get(y,z);
    color newPink=color(hue(pink),saturation(pink),brightness(pink)-.11);
      if(y-1 <0){
        buf.set(width+(y-2),height-z,newPink);
      }else{
         buf.set(y-1,z,newPink);
      }

    } 
  } 
  image(offscreenImage, 0, 0);
  noTint();
  colorMode(RGB);
  stroke(255,0,0,50);
  line(i,0,i,89);
   colorMode(HSB,255);
  i=i+5;
  image(mask,0,0);
 }

public void mouseExited(MouseEvent e) {
 mouseState=0;
}
public void mouseEntered(MouseEvent e) {
  mouseState=1;
}