1
$ = (_) -> document.getElementById _
2

3
init = (controlType, quality, hud, godmode) ->
4
  hexGL = new bkcore.hexgl.HexGL(
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    document: document
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    width: window.innerWidth
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    height: window.innerHeight
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    container: $ 'main'
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    overlay: $ 'overlay'
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    gameover: $ 'step-5'
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    quality: quality
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    difficulty: 0
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    hud: hud is 1
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    controlType: controlType
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    godmode: godmode
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    track: 'Cityscape'
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  )
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  window.hexGL=hexGL
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20
  progressbar = $ 'progressbar'
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  hexGL.load(
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    onLoad: ->
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      console.log 'LOADED.'
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      hexGL.init()
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      $('step-3').style.display = 'none'
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      $('step-4').style.display = 'block'
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      hexGL.start()
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    onError: (s) ->
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      console.error "Error loading #{ s }."
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    onProgress: (p, t, n) ->
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      console.log("LOADED "+t+" : "+n+" ( "+p.loaded+" / "+p.total+" ).")
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      progressbar.style.width = "#{ p.loaded / p.total * 100 }%"
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  )
34

35
u = bkcore.Utils.getURLParameter
36

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defaultControls = if bkcore.Utils.isTouchDevice() then 1 else 0
38

39
s = [
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  ['controlType', ['KEYBOARD', 'TOUCH', 'LEAP MOTION CONTROLLER',
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    'GAMEPAD'], defaultControls, defaultControls, 'Controls: ']
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  ['quality', ['LOW', 'MID', 'HIGH', 'VERY HIGH'], 3, 3, 'Quality: ']
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  ['hud', ['OFF', 'ON'], 1, 1, 'HUD: ']
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  ['godmode', ['OFF', 'ON'], 0, 1, 'Godmode: ']
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]
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47
for a in s
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  do(a)->
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    a[3] = u(a[0]) ? a[2]
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    e = $ "s-#{a[0]}"
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    (f = -> e.innerHTML = a[4]+a[1][a[3]])()
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    e.onclick = -> f(a[3] = (a[3]+1)%a[1].length)
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$('step-2').onclick = ->
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  $('step-2').style.display = 'none'
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  $('step-3').style.display = 'block'
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  init s[0][3], s[1][3], s[2][3], s[3][3]
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$('step-5').onclick = ->
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  window.location.reload()
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$('s-credits').onclick = ->
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  $('step-1').style.display = 'none'
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  $('credits').style.display = 'block'
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$('credits').onclick = ->
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  $('step-1').style.display = 'block'
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  $('credits').style.display = 'none'
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hasWebGL = ->
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  gl = null
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  canvas = document.createElement('canvas');
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  try
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    gl = canvas.getContext("webgl")
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  if not gl?
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    try
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      gl = canvas.getContext("experimental-webgl")
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  return gl?
75

76
if not hasWebGL()
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  getWebGL = $('start')
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  getWebGL.innerHTML = 'WebGL is not supported!'
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  getWebGL.onclick = ->
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    window.location.href = 'http://get.webgl.org/'
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else
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  $('start').onclick = ->
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    $('step-1').style.display = 'none'
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    $('step-2').style.display = 'block'
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    $('step-2').style.backgroundImage = "url(css/help-#{s[0][3]}.png)"
86

87