AliDebug instead of printf
[u/mrichter/AliRoot.git] / HMPID / AliHMPIDReconstructor.cxx
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d3da6dc4 1/**************************************************************************
2 * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
3 * *
4 * Author: The ALICE Off-line Project. *
5 * Contributors are mentioned in the code where appropriate. *
6 * *
7 * Permission to use, copy, modify and distribute this software and its *
8 * documentation strictly for non-commercial purposes is hereby granted *
9 * without fee, provided that the above copyright notice appears in all *
10 * copies and that both the copyright notice and this permission notice *
11 * appear in the supporting documentation. The authors make no claims *
12 * about the suitability of this software for any purpose. It is *
13 * provided "as is" without express or implied warranty. *
14 **************************************************************************/
423554a3 15//.
16// HMPID base class to reconstruct an event
17//.
18//.
19//.
d3da6dc4 20#include "AliHMPIDReconstructor.h" //class header
21#include "AliHMPID.h" //Reconstruct()
a1d55ff3 22#include "AliHMPIDCluster.h" //Dig2Clu()
3278403b 23#include "AliHMPIDPid.h" //FillEsd()
d3da6dc4 24#include "AliHMPIDParam.h" //FillEsd()
a0e5c1b9 25#include <AliCDBEntry.h> //ctor
26#include <AliCDBManager.h> //ctor
555a0dbf 27#include <AliESDEvent.h> //FillEsd()
a0e5c1b9 28#include <AliRawReader.h> //Reconstruct() for raw digits
d76c31f4 29#include "AliHMPIDRawStream.h" //ConvertDigits()
55a829a5 30#include "AliHMPIDRecoParam.h" //ctor
d3da6dc4 31ClassImp(AliHMPIDReconstructor)
32
55a829a5 33AliHMPIDRecoParam* AliHMPIDReconstructor::fgkRecoParam =0; //
94b1fbfa 34//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
a0e5c1b9 35AliHMPIDReconstructor::AliHMPIDReconstructor():AliReconstructor(),fUserCut(0),fDaqSig(0),fDig(0),fClu(0)
94b1fbfa 36{
37//
38//ctor
39//
909bfbdc 40 AliHMPIDParam::Instance(); //geometry loaded for reconstruction
14dc2e6c 41 fUserCut = new Int_t[7];
ae5a42aa 42 fClu=new TObjArray(AliHMPIDParam::kMaxCh+1); fClu->SetOwner(kTRUE);
43 fDig=new TObjArray(AliHMPIDParam::kMaxCh+1); fDig->SetOwner(kTRUE);
9cc1a411 44
ae5a42aa 45 for(int i=AliHMPIDParam::kMinCh;i<=AliHMPIDParam::kMaxCh;i++){
56c73976 46 fDig->AddAt(new TClonesArray("AliHMPIDDigit",24000),i);
47 TClonesArray *pClus = new TClonesArray("AliHMPIDCluster",24000);
611e810d 48 pClus->SetUniqueID(i);
49 fClu->AddAt(pClus,i);
94b1fbfa 50 }
55a829a5 51
52 if(fgkRecoParam!=0x0 && fgkRecoParam->GetUserCutMode()==kFALSE)
53 {
54 for(Int_t iCh=AliHMPIDParam::kMinCh;iCh<=AliHMPIDParam::kMaxCh;iCh++) {
55 fUserCut[iCh] = fgkRecoParam->GetUserCut(iCh);
4f9a834e 56 AliDebug(1,Form("UserCut successfully loaded (from RecoParam) for chamber %i -> %i ",iCh,fUserCut[iCh]));
55a829a5 57 }
58 }
59 else {
a0e5c1b9 60 AliCDBEntry *pUserCutEnt =AliCDBManager::Instance()->Get("HMPID/Calib/UserCut"); //contains TObjArray of 14 TObject with n. of sigmas to cut charge
85692374 61 if(pUserCutEnt) {
62 TObjArray *pUserCut = (TObjArray*)pUserCutEnt->GetObject();
63 for(Int_t iCh=AliHMPIDParam::kMinCh;iCh<=AliHMPIDParam::kMaxCh;iCh++){ //chambers loop
64 fUserCut[iCh] = pUserCut->At(iCh)->GetUniqueID();
4f9a834e 65 AliDebug(1,Form("UserCut successfully loaded (from OCDB) for chamber %i -> %i ",iCh,fUserCut[iCh]));
85692374 66 }
55a829a5 67 }
9cc1a411 68 }
49881df7 69
70 AliCDBEntry *pQthreEnt =AliCDBManager::Instance()->Get("HMPID/Calib/Qthre"); //contains TObjArray of 7 TF1
71 if(!pQthreEnt) AliFatal("No Qthre available");
72 TObjArray *pQthre = (TObjArray*)pQthreEnt->GetObject();
73 for(Int_t iCh=AliHMPIDParam::kMinCh;iCh<=AliHMPIDParam::kMaxCh;iCh++) {
74 for(Int_t isec=0;isec<=5;isec++) {
75 TF1 *pfQthre = (TF1*)pQthre->At(6*iCh+isec);
76 Double_t tMin,tMax;
77 pfQthre->GetRange(tMin,tMax);
78 Double_t qthre=pfQthre->Eval(tMin);
4f9a834e 79 AliDebug(1,Form("Qthre successfully loaded for chamber %i sector %i -> %f ",iCh,isec,qthre));
49881df7 80 }
81 }
82
83
9cc1a411 84 AliCDBEntry *pDaqSigEnt =AliCDBManager::Instance()->Get("HMPID/Calib/DaqSig"); //contains TObjArray of TObjArray 14 TMatrixF sigmas values for pads
85 if(!pDaqSigEnt) AliFatal("No pedestals from DAQ!");
86 fDaqSig = (TObjArray*)pDaqSigEnt->GetObject();
87 for(Int_t iCh=AliHMPIDParam::kMinCh;iCh<=AliHMPIDParam::kMaxCh;iCh++){ //chambers loop
4f9a834e 88 AliDebug(1,Form("DaqSigCut successfully loaded for chamber %i -> %i ",iCh,(Int_t)fDaqSig->At(iCh)->GetUniqueID()));
a0e5c1b9 89 }
94b1fbfa 90}//AliHMPIDReconstructor
d3da6dc4 91//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
3c6274c1 92void AliHMPIDReconstructor::Dig2Clu(TObjArray *pDigAll,TObjArray *pCluAll,Bool_t isTryUnfold)
d3da6dc4 93{
94// Finds all clusters for a given digits list provided not empty. Currently digits list is a list of all digits for a single chamber.
95// Puts all found clusters in separate lists, one per clusters.
3c6274c1 96// Arguments: pDigAll - list of digits for all chambers
97// pCluAll - list of clusters for all chambers
d3da6dc4 98// isTryUnfold - flag to choose between CoG and Mathieson fitting
99// Returns: none
ae5a42aa 100 TMatrixF padMap(AliHMPIDParam::kMinPx,AliHMPIDParam::kMaxPcx,AliHMPIDParam::kMinPy,AliHMPIDParam::kMaxPcy); //pads map for single chamber 0..159 x 0..143
3c6274c1 101
ae5a42aa 102 for(Int_t iCh=AliHMPIDParam::kMinCh;iCh<=AliHMPIDParam::kMaxCh;iCh++){ //chambers loop
3c6274c1 103 TClonesArray *pDigCur=(TClonesArray*)pDigAll->At(iCh); //get list of digits for current chamber
104 if(pDigCur->GetEntriesFast()==0) continue; //no digits for current chamber
d3da6dc4 105
3c6274c1 106 padMap=(Float_t)-1; //reset map to -1 (means no digit for this pad)
107 TClonesArray *pCluCur=(TClonesArray*)pCluAll->At(iCh); //get list of clusters for current chamber
108
109 for(Int_t iDig=0;iDig<pDigCur->GetEntriesFast();iDig++){ //digits loop to fill pads map
110 AliHMPIDDigit *pDig= (AliHMPIDDigit*)pDigCur->At(iDig); //get current digit
111 padMap( pDig->PadChX(), pDig->PadChY() )=iDig; //fill the map, (padx,pady) cell takes digit index
112 }//digits loop to fill digits map
113
114 AliHMPIDCluster clu; //tmp cluster to be used as current
3c6274c1 115 for(Int_t iDig=0;iDig<pDigCur->GetEntriesFast();iDig++){ //digits loop for current chamber
116 AliHMPIDDigit *pDig=(AliHMPIDDigit*)pDigCur->At(iDig); //take current digit
117 if(!(pDig=UseDig(pDig->PadChX(),pDig->PadChY(),pDigCur,&padMap))) continue; //this digit is already taken in FormClu(), go after next digit
118 FormClu(&clu,pDig,pDigCur,&padMap); //form cluster starting from this digit by recursion
119
120 clu.Solve(pCluCur,isTryUnfold); //solve this cluster and add all unfolded clusters to provided list
121 clu.Reset(); //empty current cluster
122 }//digits loop for current chamber
123 }//chambers loop
d3da6dc4 124}//Dig2Clu()
125//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
126void AliHMPIDReconstructor::FormClu(AliHMPIDCluster *pClu,AliHMPIDDigit *pDig,TClonesArray *pDigLst,TMatrixF *pDigMap)
127{
a1d55ff3 128// Forms the initial cluster as a combination of all adjascent digits. Starts from the given digit then calls itself recursevly for all neighbours.
d3da6dc4 129// Arguments: pClu - pointer to cluster being formed
a1d55ff3 130// Returns: none
d3da6dc4 131 pClu->DigAdd(pDig);//take this digit in cluster
132
3c6274c1 133 Int_t cnt=0,cx[4],cy[4];
d3da6dc4 134
ae5a42aa 135 if(pDig->PadPcX() != AliHMPIDParam::kMinPx){cx[cnt]=pDig->PadChX()-1; cy[cnt]=pDig->PadChY() ;cnt++;} //left
136 if(pDig->PadPcX() != AliHMPIDParam::kMaxPx){cx[cnt]=pDig->PadChX()+1; cy[cnt]=pDig->PadChY() ;cnt++;} //right
137 if(pDig->PadPcY() != AliHMPIDParam::kMinPy){cx[cnt]=pDig->PadChX() ; cy[cnt]=pDig->PadChY()-1;cnt++;} //down
138 if(pDig->PadPcY() != AliHMPIDParam::kMaxPy){cx[cnt]=pDig->PadChX() ; cy[cnt]=pDig->PadChY()+1;cnt++;} //up
d3da6dc4 139
a1d55ff3 140 for (Int_t i=0;i<cnt;i++){//neighbours loop
3c6274c1 141 if((pDig=UseDig(cx[i],cy[i],pDigLst,pDigMap))) FormClu(pClu,pDig,pDigLst,pDigMap); //check if this neighbour pad fired and mark it as taken
a1d55ff3 142 }//neighbours loop
d3da6dc4 143}//FormClu()
144//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
94b1fbfa 145void AliHMPIDReconstructor::Reconstruct(TTree *pDigTree,TTree *pCluTree)const
d3da6dc4 146{
147//Invoked by AliReconstruction to convert digits to clusters i.e. reconstruct simulated data
94b1fbfa 148//Arguments: pDigTree - pointer to Digit tree
149// pCluTree - poitner to Cluster tree
d3da6dc4 150// Returns: none
151 AliDebug(1,"Start.");
ae5a42aa 152 for(Int_t iCh=AliHMPIDParam::kMinCh;iCh<=AliHMPIDParam::kMaxCh;iCh++) {
56c73976 153 pCluTree->Branch(Form("HMPID%d",iCh),&((*fClu)[iCh]),7);
94b1fbfa 154 pDigTree->SetBranchAddress(Form("HMPID%d",iCh),&((*fDig)[iCh]));
155 }
156 pDigTree->GetEntry(0);
157 Dig2Clu(fDig,fClu); //cluster finder
158 pCluTree->Fill(); //fill tree for current event
159
ae5a42aa 160 for(Int_t iCh=AliHMPIDParam::kMinCh;iCh<=AliHMPIDParam::kMaxCh;iCh++){
94b1fbfa 161 fDig->At(iCh)->Clear();
162 fClu->At(iCh)->Clear();
163 }
d3da6dc4 164
d3da6dc4 165 AliDebug(1,"Stop.");
166}//Reconstruct(for simulated digits)
a1d55ff3 167//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
94b1fbfa 168void AliHMPIDReconstructor::ConvertDigits(AliRawReader *pRR,TTree *pDigTree)const
169{
170//Invoked by AliReconstruction to convert raw digits from DDL files to digits
171//Arguments: pRR - ALICE raw reader pointer
172// pDigTree - pointer to Digit tree
173// Returns: none
174 AliDebug(1,"Start.");
21f61e25 175// Int_t digcnt=0;
176
56c73976 177 Int_t iDigCnt[7]={0,0,0,0,0,0,0};
21f61e25 178
56c73976 179 for(Int_t iCh=AliHMPIDParam::kMinCh;iCh<=AliHMPIDParam::kMaxCh;iCh++){
180 pDigTree->Branch(Form("HMPID%d",iCh),&((*fDig)[iCh]));
181 }
21f61e25 182
56c73976 183 AliHMPIDRawStream stream(pRR);
184
185 while(stream.Next())
186 {
187 Int_t ch = AliHMPIDParam::DDL2C(stream.GetDDLNumber());
188 for(Int_t iPad=0;iPad<stream.GetNPads();iPad++) {
189 AliHMPIDDigit dig(stream.GetPadArray()[iPad],stream.GetChargeArray()[iPad]);
190 if(!IsDigSurvive(&dig)) continue;
191 new((*((TClonesArray*)fDig->At(ch)))[iDigCnt[ch]++]) AliHMPIDDigit(dig); //add this digit to the tmp list
21f61e25 192 }
21f61e25 193 }
56c73976 194
94b1fbfa 195 pDigTree->Fill();
21f61e25 196
ae5a42aa 197 for(Int_t iCh=AliHMPIDParam::kMinCh;iCh<=AliHMPIDParam::kMaxCh;iCh++)fDig->At(iCh)->Clear();
21f61e25 198
94b1fbfa 199 AliDebug(1,"Stop.");
200}//Reconstruct digits from raw digits
201//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
d76c31f4 202void AliHMPIDReconstructor::FillESD(TTree */*digitsTree*/, TTree */*clustersTree*/, AliESDEvent *pESD) const
d3da6dc4 203{
3278403b 204// Fill ESD with all the infos from HMPID
205// Probability vector from AliHMPIDPid
206//...
9eb30f08 207 AliHMPIDPid pID;
dac53a45 208 Double_t prob[AliPID::kSPECIES];
9eb30f08 209
210 for(Int_t iTrk=0;iTrk<pESD->GetNumberOfTracks();iTrk++){//ESD tracks loop
211 AliESDtrack *pTrk = pESD->GetTrack(iTrk);// get next reconstructed track
dac53a45 212 pID.FindPid(pTrk,AliPID::kSPECIES,prob);
213 pTrk->SetHMPIDpid(prob);
9eb30f08 214 }//ESD tracks loop
3278403b 215
a1d55ff3 216}//FillESD()