glitch.java

void setup () {
  background (0);
  size(800, 800);
noLoop ();
 strokeWeight (2);
 //slighty thick line for glitch effect
}

void draw(){
  //creates loop
 for (int i = 0 ; i < 800 ; i = i + 5){
  for (int j = 0 ; j < 800 ; j = j + 20){
  
    //copy/paste function numerous times and change the colours
    drawGlitch (i,j);
    stroke(220,0,220);
    
    drawGlitch (i,j);
    stroke(255,0,0);
    
    drawGlitch (i,j);
    stroke(0,255,0);
    
    drawGlitch (i,j);
    stroke(0,0,255);
    
    drawGlitch (i,j);
    stroke(200,0,200);
   
   
  } 
 }
}
    //create function w parameters
    void drawGlitch (int across, int down){
      line(across, down, across + 10, down + random(10));
      
    }