-/**************************************************************************
- * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
- * *
- * Author: The ALICE Off-line Project. *
- * Contributors are mentioned in the code where appropriate. *
- * *
- * Permission to use, copy, modify and distribute this software and its *
- * documentation strictly for non-commercial purposes is hereby granted *
- * without fee, provided that the above copyright notice appears in all *
- * copies and that both the copyright notice and this permission notice *
- * appear in the supporting documentation. The authors make no claims *
- * about the suitability of this software for any purpose. It is *
- * provided "as is" without express or implied warranty. *
- **************************************************************************/
-//
-//
-//
-// Xianguo Lu
-// lu@physi.uni-heidelberg.de
-// Xianguo.Lu@cern.ch
-//
-/*
-grep " AliTRDdEdxUtils::" AliTRDdEdxUtils.cxx | grep "=" -v | grep -v "[6]" | grep -v printf |wc
-grep "(" AliTRDdEdxUtils.h | grep ";" | grep -v grep | grep -v ClassDef | grep -v "{" | grep -v typedef | wc
-*/
-
-
-#ifndef ALITRDDEDXUTILS_H
-#define ALITRDDEDXUTILS_H
-
-#ifndef TVECTORD_H
-#include "TVectorD.h"
-#endif
-
-#ifndef THNSPARSE_H
-#include "THn.h"
-#include "THnSparse.h"
-#endif
-
-#ifndef TTREESTREAM_H
-#include "TTreeStream.h"
-#endif
-
-class TH1D;
-class TH2D;
-class TObjArray;
-
-class AliESDEvent;
-class AliESDtrack;
-class AliTRDcluster;
-class AliTRDtrackV1;
-class AliTRDseedV1;
-
-class AliTRDdEdxUtils
-{
- public:
-
- //===================================================================================
- // Math and Histogram
- //===================================================================================
- static void GetCDFCuts(const TH1D *hh, const Int_t ncut, Double_t cuts[], const Double_t cdfs[], const Double_t thres);
- static Double_t GetMeanRMS(const Double_t nn, const Double_t sum, const Double_t w2s, Double_t * grms=0x0, Double_t * gerr=0x0);
- static Double_t TruncatedMean(const Int_t nx, const Double_t xdata[], const Double_t lowfrac, const Double_t highfrac, Double_t * grms=0x0, Double_t * gerr=0x0, Double_t *wws=0x0);
- static Double_t TruncatedMean(const TH1 *hh, const Double_t lowfrac, const Double_t highfrac, Double_t * grms=0x0, Double_t * gerr=0x0);
- static void FitSlicesY(const TH2D *hh, TH1D *&hnor, TH1D *&hmpv, TH1D *&hwid, TH1D *&hres, const Double_t thres, const Double_t lowfrac, const Double_t highfrac);
-
- //===================================================================================
- // TRD Analysis Fast Tool
- //===================================================================================
- static Int_t GetNtracklet(const AliESDEvent *esd);
- static AliTRDtrackV1 * GetTRDtrackV1(const AliESDtrack * esdtrack);
- static Bool_t IsInSameStack(const AliTRDtrackV1 *trdtrack);
- static Bool_t GetFirstSectorStackMomentum(const AliTRDtrackV1 *trdtrack, Int_t & isec, Int_t & istk, Double_t & mom);
-
- //===================================================================================
- // Calibration
- //===================================================================================
- static void SetCalibFile(const TString file){fgCalibFile = file;}
- static void DeleteCalibObj();
- static void IniCalibObj();
-
- static void SetObjPHQ(TObjArray * obj){fgObjPHQ = obj;}
- static Bool_t GenerateDefaultPHQOCDB(const TString path="local://./");
-
- static Double_t GetCalibTPCscale(const Int_t tpcncls, const Double_t tpcsig);
-
- static void DeleteCalibHist();
- static void IniCalibHist(TList *list, const Bool_t kPHQonly=kFALSE);
- static Bool_t ReadCalibHist(const TString filename, const TString listname);
-
- static TObjArray * GetObjPHQ();
- static TObjArray * GetHistPHQ(){return fgHistPHQ;}
- static TObjArray * GetObjPHQ(const Bool_t kinvq, const Double_t mag, const Int_t charge);
- static THnF * GetHistPHQ(const Bool_t kinvq, const Double_t mag, const Int_t charge);
-
- static void FillCalibHist(const Int_t ncls, const TVectorD *arrayQ, const TVectorD *arrayX, THnF * hcalib, const Double_t scale);
- static void FillCalibHist(const AliTRDtrackV1 *trdv1, const Bool_t kinvq, const Double_t mag, const Int_t charge, const Double_t scale);
-
- static void CalibOutput(const TList *l0, Int_t run);
- static TObjArray* GetCalibObj(const THnF *hh, Int_t run=-999, TList *lout=0x0, TTreeSRedirector *calibStream=0x0);
-
- static THnF * GetHistGain(){return fgHistGain;}
- static THnF * GetHistT0(){return fgHistT0;}
- static THnF * GetHistVd(){return fgHistVd;}
-
- //===================================================================================
- // dEdx calculation
- //===================================================================================
- static Double_t ToyCook(const Bool_t kinvq, Int_t &ncluster, TVectorD *arrayQ, TVectorD *arrayX, const TObjArray *cobj=0x0);
- static Double_t CombineddEdx(const Bool_t kinvq, Int_t &concls, TVectorD *coarrayQ, TVectorD *coarrayX, const Int_t tpcncls, const TVectorD *tpcarrayQ, const TVectorD *tpcarrayX, const Int_t trdncls, const TVectorD *trdarrayQ, const TVectorD *trdarrayX);
-
- //===================================================================================
- // dEdx Getter and Setter
- //===================================================================================
- static Int_t GetArrayClusterQ(const Bool_t kinvq, TVectorD *arrayQ, TVectorD *arrayX, const AliTRDtrackV1 *trdtrack, Int_t timeBin0=-1, Int_t timeBin1=1000, Int_t tstep=1);
- static Int_t UpdateArrayX(const Int_t ncls, TVectorD* arrayX);
- static void SetChamberQT(const AliTRDtrackV1 *trdtrack, const Int_t kcalib, THnF * hgain=0x0, THnF * ht0=0x0, THnF * hvd=0x0);
-
- static Int_t GetNchamber() {return fgNchamber;}
- static Double_t GetChamberQ(const Int_t ich) {return fgChamberQ[ich];}
- static Double_t GetChamberTmean(const Int_t ich) {return fgChamberTmean[ich];}
- static Double_t GetTrackTmean() {return fgTrackTmean;}
-
- //===================================================================================
- // dEdx Parameterization
- //===================================================================================
-
- static Double_t MeandEdx(const Double_t * xx, const Double_t * par);
- static Double_t MeanTR(const Double_t * xx, const Double_t * par);
- static Double_t MeandEdxTR(const Double_t * xx, const Double_t * par);
-
- static Double_t QMeanTPC(const Double_t bg);
- static Double_t Q0MeanTRDpp(const Double_t bg);
- static Double_t Q1MeanTRDpp(const Double_t bg);
- static Double_t Q0MeanTRDPbPb(const Double_t bg);
- static Double_t Q1MeanTRDPbPb(const Double_t bg);
-
- typedef Double_t (*FFunc)(const Double_t *xx, const Double_t *par);
-
- static Double_t MeandEdxLogx(const Double_t * xx, const Double_t * par){return ToLogx(MeandEdx, xx, par);}
- static Double_t MeanTRLogx(const Double_t * xx, const Double_t * par){return ToLogx(MeanTR, xx, par);}
- static Double_t MeandEdxTRLogx(const Double_t * xx, const Double_t * par){return ToLogx(MeandEdxTR, xx, par);}
-
- //===================================================================================
- // Detector, Data and Control Constant
- //===================================================================================
- static Int_t NTRDchamber(){return 18*5*6;} //540
- static Int_t NTRDtimebin(){return NTRDchamber()*31;} //16740
- static Int_t ToDetector(const Int_t gtb);
- static Int_t ToTimeBin(const Int_t gtb);
- static Int_t ToSector(const Int_t gtb);
- static Int_t ToStack(const Int_t gtb);
- static Int_t ToLayer(const Int_t gtb);
-
- static TString GetRunType(const Int_t run);
-
- static void SetPadGainOn(const Bool_t kon){ fgPadGainOn = kon; }
- static void SetExBOn(const Bool_t kon){ fgExBOn = kon; }
- static void SetQScale(const Double_t scale){ fgQScale = scale; }
- static void SetQ0Frac(const Double_t q0){ fgQ0Frac = q0; }
- static void SetQ1Frac(const Double_t q1){ fgQ1Frac = q1; }
- static void SetTimeBinCountCut(const Double_t tbc){ fgTimeBinCountCut = tbc; }
- static void SetCalibTPCnclsCut(const Int_t tpc){ fgCalibTPCnclsCut = tpc; }
-
- static Bool_t IsPadGainOn(){return fgPadGainOn;}
- static Bool_t IsExBOn(){return fgExBOn;}
- static Double_t QScale(){return fgQScale;}
- static Double_t Q0Frac(){return fgQ0Frac;}
- static Double_t Q1Frac(){return fgQ1Frac;}
- static Double_t TimeBinCountCut(){return fgTimeBinCountCut;}
- static Int_t CalibTPCnclsCut(){return fgCalibTPCnclsCut;}
-
- static void PrintControl();
- //===================================================================================
- //===================================================================================
-
- private:
-
- //dEdx Getter and Setter
- static Double_t GetAngularCorrection(const AliTRDseedV1 *seed);
- static Double_t GetPadGain(const Int_t det, const Int_t icol, const Int_t irow);
- static Double_t GetRNDClusterQ(AliTRDcluster *cl);
- static Double_t GetClusterQ(const Bool_t kinvq, const AliTRDseedV1 * seed, const Int_t itb);
-
- //dEdx Parameterization
- static Double_t ToLogx(FFunc func, const Double_t * xx, const Double_t * par);
-
- //Calibration
- static Int_t ApplyCalib(const Int_t nc0, TVectorD *arrayQ, TVectorD *arrayX, const TObjArray *cobj);
- static void GetPHCountMeanRMS(const TH1D *hnor, TH1D *&hmean);
- static Int_t GetPHQIterator(const Bool_t kinvq, const Double_t mag, const Int_t charge);
- static TString GetPHQName(const Bool_t kobj, const Int_t iter);
-
- //Detector, Data and Control Constant
- static THnF *fgHistGain;//PH hist
- static THnF *fgHistT0;//PH hist
- static THnF *fgHistVd;//PH hist
- static TObjArray * fgHistPHQ;//array containing 8 THnF!
-
- static TString fgCalibFile; //private path for calibration object
-
- static TObjArray * fgObjGain;//chamber gain obj
- static TObjArray * fgObjT0;//t0 obj
- static TObjArray * fgObjVd;//Vd obj
- static TObjArray * fgObjPHQ;//array containing 8 TObjArray!
-
- static Int_t fgNchamber; //number of chamber used in cookdedx
- static Double_t fgChamberQ[6]; //dqdl in chamber [i]
- static Double_t fgChamberTmean[6]; //Q-weighted timebin \sum Q*T / \sum Q
-
- static Double_t fgTrackTmean; //mean timebin over track
-
- static Bool_t fgPadGainOn; //pad gain
- static Bool_t fgExBOn; //exbon
- static Double_t fgQScale; //Qscale
- static Double_t fgQ0Frac; //q0frac
- static Double_t fgQ1Frac; //q1frac
- static Double_t fgTimeBinCountCut; //tbcut
- static Int_t fgCalibTPCnclsCut; //tpccut
-};
-
-#endif
git://git.uio.no / u / mrichter / AliRoot.git / blobdiff