PndEmcXtal.h

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//*              GNU General Public License (GPL) version 3,                 *
//*                 copied verbatim in the file "LICENSE".                   *
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//-----------------------------------------------------------------------
// File and Version Information:
//  $Id: $
//
// Description:
//  PndEmcXtal Class -
//
//   Software developed for the BaBar Detector at the SLAC B-Factory.
// Adapted for the PANDA experiment at GSI
//
// Author List:
//  Gautier Hamel de Monchenault - CEN Saclay & Lawrence Berkeley Lab
//      Stephen J. Gowdy              University of Edinburgh
// Dima Melnichuk - adaption for PANDA
//
// Copyright Information:
//  Copyright (C) 1996      Lawrence Berkeley Laboratory
//  Copyright (C) 1996         CEA - Centre d'Etude de Saclay
//------------------------------------------------------------------------
//#pragma once
#ifndef PNDEMCXTAL_H
#define PNDEMCXTAL_H

//#include <vector>
#include "TVector3.h"
#include "TGeoArb8.h"
#include "TGeoMatrix.h"

class PndEmcTwoCoordIndex;

class PndEmcXtal : public TObject {

 public:
  // Constructors
  PndEmcXtal();
  PndEmcXtal(const PndEmcTwoCoordIndex *id, const TGeoTrap &trap, const TVector3 &pos, const TGeoRotation &rot);

  // Destructor
  virtual ~PndEmcXtal();

  // Operators
  virtual bool operator==(const PndEmcXtal &compare) const;
  virtual bool operator<(const PndEmcXtal &compare) const;
  // Accessors (const)
  const PndEmcTwoCoordIndex *myIndex() const;
  const TVector3 &centre() const;
  const TVector3 &frontCentre() const;
  const TVector3 &normalToFrontFace() const;
  const TVector3 &axisVector() const;
  const TGeoTrap &geometry() const;
  const TGeoRotation &rotation() const;

  double npAngle() const;

 private:
  const PndEmcTwoCoordIndex *fTCIIndex; 
  double fLength;                       // length of the crystal
  const TGeoTrap fTrap;
  const TGeoRotation fRotation;
  TVector3 fCentre;
  TVector3 fFrontCentre;
  TVector3 fNormalToFrontFace;
  TVector3 fAxis;

  PndEmcXtal(const PndEmcXtal &L);
  PndEmcXtal &operator=(const PndEmcXtal &) { return *this; }

  ClassDef(PndEmcXtal, 1)
};

#endif // PNDEMCXTAL_HH