PndFsmMvd2.h

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//--------------------------------------------------------------------------
// File and Version Information:
//      $Id: FsmMvd2.hh,v 1.4 2006/08/10 09:58:41 klausg Exp $
//
// Description:
//      Class FsmMvd2
//      
//  Implementation of the MVD for the Fast Sim Detectors 
//
//  This software was developed for the PANDA collaboration.  If you
//  use all or part of it, please give an appropriate acknowledgement.
//
// Author List:
//      Klaus Goetzen                    Original Author
//
// Copyright Information:
//      Copyright (C) 2006              GSI
//
//------------------------------------------------------------------------

#ifndef FsmMvd2_hh
#define FsmMvd2_hh

//----------------------
// Base Class Headers --
//----------------------

//-------------------------------
// Collaborating class Headers --
//-------------------------------
#include <iosfwd>
#include "ArgList.h"
#include "PndFsmAbsDet.h"

//--------------------------------------------
// Collaborating class forward declarations --
// -------------------------------------------
class PndFsmTrack;
class PndFsmResponse;

class PndFsmMvd2: public PndFsmAbsDet
{
public:

  //--------------------
  // Public interface --
  //--------------------

  //
  // Constructors
  //

  PndFsmMvd2();
  PndFsmMvd2(ArgList &par);
  virtual ~PndFsmMvd2();

  virtual PndFsmResponse* respond(PndFsmTrack *t);
  
private:
  bool   detected(PndFsmTrack *t) const;
  double dp(PndFsmTrack *t) const;
  double dphi(PndFsmTrack *t) const;
  double dtheta(PndFsmTrack *t) const;
  
  void   initParameters();
  void   print(std::ostream &o);
  bool   setParameter(std::string &name, double value);
   
  //
  //  Modifiers
  //
     
  double _thtMin;
  double _thtMax;
  double _radiationLength;      //material budget
  double _pmin;
  double _vtxRes;               //vertex resolution dx,dy,dz
  double _pRes;
  double _dEdxResMulti;
  double _phiRes;
  double _thetaRes;

  //Local pid type (BARBAR)
  enum {nPidType = 5};
  enum PidType {
    electron,
    muon,
    pion,
    kaon,
    proton
  };

  double MeanEnergyLoss(PidType particle);
  double LandauGaus(double s_mpv, double width1, double width2);
  double Likelihood(PidType particle);
  double mpv(PidType particle);
  double width1(PidType particle);
  double width2(PidType particle);

  double _momentum;
  double _energyloss;

};

#endif