#ifndef PNDMVDRIEMANNTRACKFINDERTASKCUTPAR_H_
#define PNDMVDRIEMANNTRACKFINDERTASKCUTPAR_H_

#include "FairTask.h"
#include "PndSdsHit.h"
#include "TH2F.h"
#include "TVector3.h"

#include "TString.h"
#include "PndRiemannHit.h"


class PndMvdRiemannTrackFinderTaskCutPar : public FairTask
{
public:
	PndMvdRiemannTrackFinderTaskCutPar();
	virtual ~PndMvdRiemannTrackFinderTaskCutPar();

	 /** Virtual method Init **/
    virtual void SetParContainers();
    virtual InitStatus Init();
    virtual InitStatus ReInit();

    /** Virtual method Exec **/
    virtual void Exec(Option_t* opt);
    virtual void FinishEvent();

	void SetMaxSZChi2(double val)	{fMaxSZChi2 = val;}
	void SetMaxSZDist(double val)	{fMaxSZDist = val;}
	void SetMinPointDist(double val){fMinPointDist = val;}
	void SetMaxDist(double val)		{fMaxDist = val;}

	void CalcCuts();

    //void PrintResult();  // not implemented
    void SetVerbose(Int_t verbose){ fVerbose = verbose;};

private:
	TString fHitBranch;
	TString fHitBranch2;
	TString fMCTrackBranch;
    TString fTrackBranch;
    int fEventNr;

  double fMaxSZChi2;
  double fMaxSZDist;
  double fMinPointDist;
  double fMaxDist;

	TClonesArray* fHitArray;
	TClonesArray* fHitArray2;
	TClonesArray* fTrackCandArray;
	TClonesArray* fMCTrackArray;
	TClonesArray* fRiemannTracks;

  void Register();
  void Reset();
  void ProduceHits();

  bool CheckTooCloseHits(PndRiemannHit hit1,PndRiemannHit hit2);
  void CalcRiemannTracks();
  void CalcParHists();

  unsigned int fNCut; ///< cut max number of hits in IdealTrack

  int fNbin; ///< number of bins in the cut hists  during calculation of the cut parameters
  double frangeDist;   ///< max dist
  double frangeChi2;   ///< max cutChi2
  double fPtS;		   ///< min Pt
  double fPtF;		   ///< max Pt
  static const int fNPt=10; ///< number of Pt bins
  double fThetaS;  	   ///< min Theta
  double fThetaF;	   ///< max Theta
  static const int fNTh=10;///< number of Theta bins

  TH1F *fhistsDist[fNPt][fNTh];
  TH1F *fhistsChi2[fNPt][fNTh];
  TH2F *fCutDistH;    ///< output cutDist histogram
  TH2F *fCutChi2H;	  ///< output cutChi2 histogram

  ClassDef(PndMvdRiemannTrackFinderTaskCutPar,1);


};

#endif /*PndMvdRiemannTrackFinderTaskCutPar_H_*/