scene_model.py 文件源码

def __init__(self):
        QtCore.QObject.__init__(self)

        self.scene = None
        self.frame = None
        self.quadtree = None
        self.covariance = None
        self.log = SceneLogModel(self)

        self._ = SignalProxy(self._sigQuadtreeChanged,
                             rateLimit=5,
                             delay=0,
                             slot=lambda: self.sigQuadtreeChanged.emit())

        self._log_handler = logging.Handler()
        self._log_handler.emit = self.sigLogRecord.emit

        self.qtproxy = QSceneQuadtreeProxy(self)

        self.worker_thread = QtCore.QThread()
        self.moveToThread(self.worker_thread)
        self.worker_thread.start()