def __init__(self, **kwargs):
self.size = kwargs.get('size', (32, 32))
self.pattern = kwargs.get('pattern', 'hsv')
self.datatype = kwargs.get('datatype', chr)
self.arraytype = datatype_map[self.datatype]['array']
self.oglbuffertype = datatype_map[self.datatype]['ogl']
self.color_format = kwargs.get('color_format', 'rgb')
self.update_threads = collections.deque()
self.threaded_updater = ThreadedUpdater(
job_complete_cb=self.on_threaded_job_complete)
self.threaded_updater.start()
self.grid = PixelGrid(size=self.size)
self.build_texture()
self.build_pattern()
self.blit_texture()
