def test_tick(self):
world = World()
world.space.step = Listener()
class Mock(object):
pass
world.player = Mock()
world.player.move = lambda *_: None
world.tick(1/42)
self.assertEquals(world.space.step.args, (1/42,), "didn't step")
class Gameloop(object):
instance = None
def __init__(self):
Gameloop.instance = self
self.window = None
self.camera = None
self.world = None
self.renderer = None
self.paused = False
self.fps_display = None
Keyboard.handlers.update({
key.PAGEUP: lambda: self.camera.zoom(2.0),
key.PAGEDOWN: lambda: self.camera.zoom(0.5),
key.ESCAPE: self.quit_game,
key.PAUSE: self.toggle_pause,
key.F12: lambda: save_screenshot(self.window),
})
def init(self, name, version):
clock.set_fps_limit(FPS_LIMIT)
self.fps_display = clock.ClockDisplay()
self.camera = Camera((0, 0), 800)
self.renderer = Renderer(self.camera)
caption = '%s v%s' % (name, version)
self.window = Window(
caption=caption, fullscreen=True, visible=False)
self.window.on_key_press = on_key_press
self.window.push_handlers(Keyboard.keystate)
graphics = load_graphics()
self.world = World()
builder = LevelBuilder()
seed(1)
builder.build(self.world, 75, graphics)
self.world.player = Player()
self.world.player.add_to_space(self.world.space, (0, 200), 0)
self.world.chunks.update(self.world.player.chunks)
def dispose(self):
if self.window:
self.window.close()
def run(self):
try:
self.window.set_visible()
while not self.window.has_exit:
self.window.dispatch_events()
clock.tick()
if self.world and not self.paused:
self.world.tick(1/FPS_LIMIT)
if self.world and hasattr(self.world, 'player'):
player_position = self.world.player.chunks[0].body.position
self.camera.x, self.camera.y = player_position
self.camera.angle = atan2(
player_position.x,
player_position.y)
self.camera.update()
if self.renderer:
aspect = (
self.window.width / self.window.height)
self.renderer.draw(self.world, aspect)
self.camera.hud_projection(
(self.window.width, self.window.height))
self.fps_display.draw()
self.window.flip()
finally:
self.dispose()
def toggle_pause(self):
self.paused = not self.paused
def quit_game(self):
self.window.has_exit = True
