new DB for PID 2DLQ

[u/mrichter/AliRoot.git] / PWG1 / TRD / AliTRDpidRefMakerLQ.h

#ifndef ALITRDPIDREFMAKERLQ_H
#define ALITRDPIDREFMAKERLQ_H
/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
 * See cxx source for full Copyright notice                               */

/* $Id: AliTRDpidRefMakerLQ.h 34125 2009-08-06 09:35:40Z cblume $ */

///////////////////////////////////////////////////////////////////////////////
//                                                                           //
//  TRD calibration class for building reference data for PID                //
//                                                                           //
///////////////////////////////////////////////////////////////////////////////

#ifndef ALIPID_H
#include "AliPID.h"
#endif

#ifndef ALITRDPIDREFMAKER_H
#include "AliTRDpidRefMaker.h"
#endif

#ifndef ALITRDPIDUTIL_H
#include "AliTRDpidUtil.h"
#endif

class TObjArray;
class AliTRDpidRefMakerLQ : public AliTRDpidRefMaker {
public:
  enum ETRDpidRefMakerLQsteer{
    kMaxStat    = 180000 // maximum statistics/PID bin
   ,kMinStat    = 50     // minimum statistics/bucket 14%
   ,kMinBuckets = 450    // minimum number of buckets [lambda(6)*alpha(1.5)*regions(50)]
   ,kNN2LQtransition = 4 // index of NN slices where first LQ slice ends 
  };
  AliTRDpidRefMakerLQ();
  ~AliTRDpidRefMakerLQ();

  void        CreateOutputObjects();
  void        Exec(Option_t *opt);
  TObject*    GetOCDBEntry(Option_t *opt);
  Bool_t      GetRefFigure(Int_t ifig);
  TObjArray*  Histos();
  Bool_t      Load(const Char_t *filename = "TRD.CalibPIDrefMaker.root");
  Bool_t      PostProcess();

private:
  AliTRDpidRefMakerLQ(const AliTRDpidRefMakerLQ &ref);
  AliTRDpidRefMakerLQ& operator=(const AliTRDpidRefMakerLQ &ref);
 
  ClassDef(AliTRDpidRefMakerLQ, 5)  // Reference builder for Multidim-LQ TRD-PID

};

#endif