- UInt_t GetNrDeadDiff(AliITSOnlineCalibrationSPDhandler* other) const;
- UInt_t GetNrNoisyDiff(AliITSOnlineCalibrationSPDhandler* other) const;
- AliITSOnlineCalibrationSPDhandler* GetDiff(AliITSOnlineCalibrationSPDhandler* other) const;
- AliITSOnlineCalibrationSPDhandler* GetSilentDiff(AliITSOnlineCalibrationSPDhandler* other) const;
- AliITSOnlineCalibrationSPDhandler* GetDeadDiff(AliITSOnlineCalibrationSPDhandler* other) const;
- AliITSOnlineCalibrationSPDhandler* GetNoisyDiff(AliITSOnlineCalibrationSPDhandler* other) const;
+ UInt_t GetNrDeadDiff(const AliITSOnlineCalibrationSPDhandler* other) const;
+ UInt_t GetNrNoisyDiff(const AliITSOnlineCalibrationSPDhandler* other) const;
+ AliITSOnlineCalibrationSPDhandler* GetDiff(const AliITSOnlineCalibrationSPDhandler* other) const;
+ AliITSOnlineCalibrationSPDhandler* GetSilentDiff(const AliITSOnlineCalibrationSPDhandler* other) const;
+ AliITSOnlineCalibrationSPDhandler* GetDeadDiff(const AliITSOnlineCalibrationSPDhandler* other) const;
+ AliITSOnlineCalibrationSPDhandler* GetNoisyDiff(const AliITSOnlineCalibrationSPDhandler* other) const;