var groundImage;

​

function preload(){

  trex_running = loadAnimation("trex1.png","trex3.png","trex4.png");

  groundImage = loadImage("ground2.png")

}

​

function setup(){

  createCanvas(600,200);

  // creating trex

  trex = createSprite(50,160,20,50);

  trex.addAnimation("running", trex_running);

  edges = createEdgeSprites();

  //adding scale and position to trex

  trex.scale = 0.5;

  trex.x = 50

}

​

​

function draw(){

  //set background color 

  background("white");

  //logging the y position of the trex

  console.log(trex.y)

  //jump when space key is pressed

  if(keyDown("space")){

    trex.velocityY = -10;

  }

  trex.velocityY = trex.velocityY + 0.5;

  //stop trex from falling down

  trex.collide(edges[3])

  drawSprites();

}