var spriteSheet;

var oneFrame;

var frames = [];

var hFrame = 144;

var wFrame = 192;

​

var cont = 0;

var posX = 0; 

​

function preload() {

  spriteSheet = loadImage("horse.png");

  frameRate(30);

}

​

function setup() {

  createCanvas(500, 500);

  for (y = 0; y < 150; y = y + hFrame) {

    for (x = 0; x < 400; x = x + wFrame) {

      oneFrame = spriteSheet.get(x, y, wFrame, hFrame);

      frames.push(oneFrame);

    }

  }

  oneFrame = spriteSheet.get(0,hFrame*2 , wFrame, hFrame);

  frames.push(oneFrame);

}

​

function draw() {

  background(0);

  image(frames[cont%7], posX, 120);

  cont++;

  posX = posX + 20;

  if(posX > width){

    posX = -100;

  }

}

​