old_contents: from __future__ import division
  
  import pyglet
  from pyglet.event import EVENT_HANDLED
  from pyglet.window import Window
  
  from .view.render import Render
  from .model.world import World
  from .model.gameitem import GameItem
  
  
  class Gameloop(object):
  
      def __init__(self, options):
          self.options = options
          self.window = None
          self.fpss = []
  
  
      def prepare(self, options):
          self.world = World()
          self.world.add(GameItem())
  
          self.window = Window(
              fullscreen=options.fullscreen,
              vsync=options.vsync,
              visible=False,
              resizable=True)
          self.window.on_draw = self.draw_window
  
          self.render = Render(self.window)
  
  
      def run(self):
          pyglet.clock.schedule(self.update)
          self.window.set_visible()
          pyglet.app.run()
  
  
      def update(self, dt):
          if self.options.print_fps:
              self.fpss.append(1/max(1e-6, dt))
          dt = min(dt, 1 / 30)
  
          self.window.invalid = True
  
  
      def draw_window(self):
          self.window.clear()
          # draw world
  
          if self.options.display_fps:
              self.render.draw_hud()
  
          return EVENT_HANDLED
  
  
      def stop(self):
          if self.window:
              self.window.close()
  
          if self.options.print_fps:
              print '  '.join("%6.1f" % (dt, ) for dt in self.fpss)
  
  
new_contents: from __future__ import division
  
  import pyglet
  from pyglet.event import EVENT_HANDLED
  from pyglet.window import Window
  
  from .view.camera import Camera
  from .view.render import Render
  from .model.world import World
  from .model.gameitem import GameItem
  
  
  class Gameloop(object):
  
      def __init__(self, options):
          self.options = options
          self.window = None
          self.fpss = []
  
  
      def prepare(self, options):
          self.world = World()
          self.world.add(GameItem())
  
          self.camera = Camera()
  
          self.window = Window(
              fullscreen=options.fullscreen,
              vsync=options.vsync,
              visible=False,
              resizable=True)
          self.window.on_draw = self.draw_window
  
          self.render = Render(self.window)
  
  
      def run(self):
          pyglet.clock.schedule(self.update)
          self.window.set_visible()
          pyglet.app.run()
  
  
      def update(self, dt):
          if self.options.print_fps:
              self.fpss.append(1/max(1e-6, dt))
          dt = min(dt, 1 / 30)
  
          self.window.invalid = True
  
  
      def draw_window(self):
          self.window.clear()
          # draw world
  
          if self.options.display_fps:
              self.render.draw_hud()
  
          return EVENT_HANDLED
  
  
      def stop(self):
          if self.window:
              self.window.close()
  
          if self.options.print_fps:
              print '  '.join("%6.1f" % (dt, ) for dt in self.fpss)
  
  
subject: add basic GaneItem, Shape, Face, Color