var render = use('render')
var os = use('os')

render.initialize({
  width:500,
  height:500,
  resolution_x:500,
  resolution_y:500,
  mode: "letterboxed"
})

var draw = use('draw2d')

var camera = {
  size: [500,500],
  transform: os.make_transform(),
  fov:50,
  near_z: 0,
  far_z: 1000,
  surface: undefined,
  viewport: {x:0,y:0,width:1,height:1},
  ortho:true,
  anchor:[0.5,0.5],
}

var hudcam = {
  size: [500,500],
  transform: os.make_transform(),
  fov:50,
  near_z: 0,
  far_z: 1000,
  surface: undefined,
  viewport: {x:0,y:0,width:1,height:1},
  ortho:true,
  anchor:[0,0],
}

function loop()
{
  render.clear(Color.red)
  render.camera(hudcam)
  render.line([[0,0],[100,50]])
  render.point([100,100])
  render.circle([200,200],40)
  render.ellipse([300,300],[20,40])
  render.rectangle({x:150,y:150,width:50,height:50})
  //render.image("button_grey", [100,100])
//  draw.rectangle({x:50,y:-50,width:50,height:50})
  render.present()
  $_.delay(loop, 1/60)
}

loop()