​

function preload() {

  boxBlur = loadShader('default.vert', 'fog.frag');

}

​

function setup() {

  createCanvas(600, 600, WEBGL);

  ireland = loadImage("ireland.jpg");

  layer = createFramebuffer(width/2, height);

}

​

function draw() {

  gfx = createGraphics(width/2, height, WEBGL);

  gfx.noStroke();

​

}

​