public static void SortDeviceIndicesByDirection(List <uint> deviceList, RigidPose sortingReference) { if (deviceList == null || deviceList.Count == 0) { return; } for (int i = 0, imax = deviceList.Count; i < imax; ++i) { var deviceIndex = deviceList[i]; if (!VRModule.IsValidDeviceIndex(deviceIndex)) { continue; } var deviceState = VRModule.GetCurrentDeviceState(deviceIndex); if (deviceState.isConnected) { var localPos = sortingReference.InverseTransformPoint(deviceState.pose.pos); s_deviceDirPoint[deviceIndex] = GetDirectionPoint(new Vector2(localPos.x, localPos.z)); } else { s_deviceDirPoint[deviceIndex] = -1f; } } deviceList.Sort(CompareDirection); }