​

function setup() {

  createCanvas(windowWidth, windowHeight);

  pixelDensity(1);

}

​

function draw() {

  let yoff = 0.05;

  loadPixels();

  for (let y = 0; y < height; y++) {

    let xoff = 3;

    for (let x = 0; x < width; x++) {

      let index = (x + y * width) * 4;

      let r = noise(xoff, yoff, frameCount/200) * 255; //20

      pixels[index + 0] = 87;

      pixels[index + 1] = 160

      pixels[index + 2] = 211;

      pixels[index + 3] = r;

      xoff += inc;

    }

    yoff += inc;

  }

    updatePixels();

​

}