var xoff2 = 10000;

var s = 100;

var xskip = 2.5;

var yskip = 10;

var rando = 0;

var inc = 0.02;

var lineStart = 0;

​

function setup() {

  createCanvas(400, 400);

}

​

function draw() {

  background(50);

  stroke(255);

  noFill();

  beginShape();

  // var y = 0;

  for (var y = 0; y < height; y+=yskip){

    var xoff = lineStart;

    beginShape();

    for (var x = 0; x <= width; x+=xskip){

      var ynoise = (noise(xoff) * s) + (noise(rando)*15);

      ynoise += y;

      vertex(x,ynoise);

​

      xoff += inc;

      rando += inc;

    }

    endShape(); 

  }

  noLoop();

​

  lineStart += inc;

}