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DsPmtSensDet.h

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#ifndef DSPMTSENSDET_H
#define DSPMTSENSDET_H

#include "G4DataHelpers/G4DhHit.h"

#include "GiGa/GiGaSensDetBase.h"
#include "GaudiKernel/RndmGenerators.h"

#include "G4OpticalPhoton.hh"

#include <string>
#include <map>

namespace DayaBay {
    class SimPmtHit;
}
class ITouchableToDetectorElement;
class DetectorElement;

class DsPmtSensDet : public GiGaSensDetBase {
public:
    DsPmtSensDet(const std::string& type,
                 const std::string& name, 
                 const IInterface*  parent);
    virtual ~DsPmtSensDet();

    // G4VSensitiveDetector interface
    virtual void Initialize( G4HCofThisEvent* HCE ) ;
    virtual void EndOfEvent( G4HCofThisEvent* HCE ) ;
    virtual bool ProcessHits(G4Step* step,
                             G4TouchableHistory* history);

    // Tool interface
    virtual StatusCode initialize(); 
    virtual StatusCode finalize();

private:

    std::vector<std::string> m_cathodeLogVols;

    std::vector<std::string> m_sensorStructures;

    std::string m_idParameter;

    std::string m_t2deName;
    ITouchableToDetectorElement* m_t2de;

    double m_qeScale;

    bool m_applyPreQE;
    double m_preQE;

    std::string m_qeffParamName;

    bool m_preserveWeight;

    // Store hit in a hit collection
    void StoreHit(DayaBay::SimPmtHit* hit, int trackid);

    // lookup DE from touchable history
    const DetectorElement* SensDetElem(const G4TouchableHistory& hist);
    // lookup ID from DE or daughter DE
    int SensDetId(const DetectorElement& de);
    // lookup QE from LV or daughter LV
    double SensDetQE(G4LogicalVolume* logvol, double energy);

    typedef std::map<short int,G4DhHitCollection*> LocalHitCache;
    LocalHitCache m_hc;

    Rndm::Numbers m_uni;
};


#endif  // DSPMTSENSDET_H

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