def init(self):
        """
        Create the PSSM. Lazy init
        Returns: None

        """
        self.create_pssm_camera_rig()
        self.create_pssm_buffer()
        self.attach_pssm_camera_rig()
        self.set_shader_inputs(self.engine.render)
        self.engine.task_mgr.add(self.update)

        Create the PSSM. Lazy init
        Returns: None

        
metadrive/engine/core/pssm.py