+++ /dev/null
-/**************************************************************************
- * 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. *
- **************************************************************************/
-//.
-// HMPID base class to reconstruct an event
-//.
-//.
-//.
-#include "AliHMPIDReconstructor.h" //class header
-#include "AliHMPID.h" //Reconstruct()
-#include "AliHMPIDCluster.h" //Dig2Clu()
-#include "AliHMPIDPid.h" //FillEsd()
-#include "AliHMPIDParam.h" //FillEsd()
-#include <AliCDBEntry.h> //ctor
-#include <AliCDBManager.h> //ctor
-#include <AliESDEvent.h> //FillEsd()
-#include <AliRawReader.h> //Reconstruct() for raw digits
-#include <AliLog.h> //
-#include "AliHMPIDRawStream.h" //ConvertDigits()
-#include "AliHMPIDRecoParamV1.h" //ctor
-#include <TVirtualFitter.h>
-ClassImp(AliHMPIDReconstructor)
-
-Int_t AliHMPIDReconstructor::fgStreamLevel = 0; // stream (debug) level
-
-//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
-AliHMPIDReconstructor::AliHMPIDReconstructor():AliReconstructor(),fDaqSig(0),fDig(0),fClu(0)
-{
-//
-//ctor
-//
- AliHMPIDParam::Instance(); //geometry loaded for reconstruction
-
- fClu=new TObjArray(AliHMPIDParam::kMaxCh+1); fClu->SetOwner(kTRUE);
- fDig=new TObjArray(AliHMPIDParam::kMaxCh+1); fDig->SetOwner(kTRUE);
-
- for(int i=AliHMPIDParam::kMinCh;i<=AliHMPIDParam::kMaxCh;i++){
- fDig->AddAt(new TClonesArray("AliHMPIDDigit",24000),i);
- TClonesArray *pClus = new TClonesArray("AliHMPIDCluster",24000);
- pClus->SetUniqueID(i);
- fClu->AddAt(pClus,i);
- }
-
- AliCDBEntry *pDaqSigEnt =AliCDBManager::Instance()->Get("HMPID/Calib/DaqSig"); //contains TObjArray of TObjArray 14 TMatrixF sigmas values for pads
- if(!pDaqSigEnt) AliFatal("No pedestals from DAQ!");
- fDaqSig = (TObjArray*)pDaqSigEnt->GetObject();
- for(Int_t iCh=AliHMPIDParam::kMinCh;iCh<=AliHMPIDParam::kMaxCh;iCh++){ //chambers loop
- AliDebug(1,Form("DaqSigCut successfully loaded for chamber %i -> %i ",iCh,(Int_t)fDaqSig->At(iCh)->GetUniqueID()));
- }
-}//AliHMPIDReconstructor
-//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
-void AliHMPIDReconstructor::Dig2Clu(TObjArray *pDigAll,TObjArray *pCluAll,Int_t *pUserCut,Bool_t isTryUnfold)
-{
-// Finds all clusters for a given digits list provided not empty. Currently digits list is a list of all digits for a single chamber.
-// Puts all found clusters in separate lists, one per clusters.
-// Arguments: pDigAll - list of digits for all chambers
-// pCluAll - list of clusters for all chambers
-// isTryUnfold - flag to choose between CoG and Mathieson fitting
-// Returns: none
-
- TMatrixF padMap(AliHMPIDParam::kMinPx,AliHMPIDParam::kMaxPcx,AliHMPIDParam::kMinPy,AliHMPIDParam::kMaxPcy); //pads map for single chamber 0..159 x 0..143
-
- for(Int_t iCh=AliHMPIDParam::kMinCh;iCh<=AliHMPIDParam::kMaxCh;iCh++){ //chambers loop
- TClonesArray *pDigCur=(TClonesArray*)pDigAll->At(iCh); //get list of digits for current chamber
- if(pDigCur->GetEntriesFast()==0) continue; //no digits for current chamber
-
- padMap=(Float_t)-1; //reset map to -1 (means no digit for this pad)
- TClonesArray *pCluCur=(TClonesArray*)pCluAll->At(iCh); //get list of clusters for current chamber
-
- for(Int_t iDig=0;iDig<pDigCur->GetEntriesFast();iDig++){ //digits loop to fill pads map
- AliHMPIDDigit *pDig= (AliHMPIDDigit*)pDigCur->At(iDig); //get current digit
- padMap( pDig->PadChX(), pDig->PadChY() )=iDig; //fill the map, (padx,pady) cell takes digit index
- }//digits loop to fill digits map
-
- AliHMPIDCluster clu; //tmp cluster to be used as current
- for(Int_t iDig=0;iDig<pDigCur->GetEntriesFast();iDig++){ //digits loop for current chamber
- AliHMPIDDigit *pDig=(AliHMPIDDigit*)pDigCur->At(iDig); //take current digit
- if(!(pDig=UseDig(pDig->PadChX(),pDig->PadChY(),pDigCur,&padMap))) continue; //this digit is already taken in FormClu(), go after next digit
- FormClu(&clu,pDig,pDigCur,&padMap); //form cluster starting from this digit by recursion
- clu.Solve(pCluCur,pUserCut,isTryUnfold); //solve this cluster and add all unfolded clusters to provided list
- clu.Reset(); //empty current cluster
- }//digits loop for current chamber
- }//chambers loop
-}//Dig2Clu()
-//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
-void AliHMPIDReconstructor::FormClu(AliHMPIDCluster *pClu,AliHMPIDDigit *pDig,TClonesArray *pDigLst,TMatrixF *pDigMap)
-{
-// Forms the initial cluster as a combination of all adjascent digits. Starts from the given digit then calls itself recursevly for all neighbours.
-// Arguments: pClu - pointer to cluster being formed
-// Returns: none
- pClu->DigAdd(pDig);//take this digit in cluster
-
- Int_t cnt=0,cx[4],cy[4];
-
- if(pDig->PadPcX() != AliHMPIDParam::kMinPx){cx[cnt]=pDig->PadChX()-1; cy[cnt]=pDig->PadChY() ;cnt++;} //left
- if(pDig->PadPcX() != AliHMPIDParam::kMaxPx){cx[cnt]=pDig->PadChX()+1; cy[cnt]=pDig->PadChY() ;cnt++;} //right
- if(pDig->PadPcY() != AliHMPIDParam::kMinPy){cx[cnt]=pDig->PadChX() ; cy[cnt]=pDig->PadChY()-1;cnt++;} //down
- if(pDig->PadPcY() != AliHMPIDParam::kMaxPy){cx[cnt]=pDig->PadChX() ; cy[cnt]=pDig->PadChY()+1;cnt++;} //up
-
- for (Int_t i=0;i<cnt;i++){//neighbours loop
- 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
- }//neighbours loop
-}//FormClu()
-//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
-void AliHMPIDReconstructor::Reconstruct(TTree *pDigTree,TTree *pCluTree)const
-{
-//Invoked by AliReconstruction to convert digits to clusters i.e. reconstruct simulated data
-//Arguments: pDigTree - pointer to Digit tree
-// pCluTree - poitner to Cluster tree
-// Returns: none
- AliDebug(1,"Start.");
- for(Int_t iCh=AliHMPIDParam::kMinCh;iCh<=AliHMPIDParam::kMaxCh;iCh++) {
- pCluTree->Branch(Form("HMPID%d",iCh),&((*fClu)[iCh]),7);
- pDigTree->SetBranchAddress(Form("HMPID%d",iCh),&((*fDig)[iCh]));
- }
-
- Int_t pUserCut[7];
-
- if(AliHMPIDReconstructor::GetRecoParam()) {
- for(Int_t iCh=AliHMPIDParam::kMinCh;iCh<=AliHMPIDParam::kMaxCh;iCh++) {
- pUserCut[iCh] = AliHMPIDReconstructor::GetRecoParam()->GetHmpUserCut(iCh);
- AliDebug(1,Form("UserCut successfully loaded (from AliHMPIDRecoParamV1) for chamber %i -> %i ",iCh,pUserCut[iCh]));
- }
- }
- else {
- for(Int_t iCh=AliHMPIDParam::kMinCh;iCh<=AliHMPIDParam::kMaxCh;iCh++) {
- pUserCut[iCh] = 4; // minimal requirement for sigma cut
- AliDebug(1,Form("UserCut loaded from defaults for chamber %i -> %i ",iCh,pUserCut[iCh]));
- AliDebug(1,Form("Cannot get AliHMPIDRecoParamV1!"));
- }
- }
- TVirtualFitter* fitter = TVirtualFitter::GetFitter();
- delete fitter;
- fitter = TVirtualFitter::Fitter(0,3*6); // create a new fitter to avoid interferrence with others
- pDigTree->GetEntry(0);
- Dig2Clu(fDig,fClu,pUserCut); //cluster finder
- pCluTree->Fill(); //fill tree for current event
- delete fitter;
- for(Int_t iCh=AliHMPIDParam::kMinCh;iCh<=AliHMPIDParam::kMaxCh;iCh++){
- fDig->At(iCh)->Clear();
- fClu->At(iCh)->Clear();
- }
-
-
- AliDebug(1,"Stop.");
-}//Reconstruct(for simulated digits)
-//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
-void AliHMPIDReconstructor::ConvertDigits(AliRawReader *pRR,TTree *pDigTree)const
-{
-//Invoked by AliReconstruction to convert raw digits from DDL files to digits
-//Arguments: pRR - ALICE raw reader pointer
-// pDigTree - pointer to Digit tree
-// Returns: none
- AliDebug(1,"Start.");
-// Int_t digcnt=0;
-
- Int_t iDigCnt[7]={0,0,0,0,0,0,0};
-
- for(Int_t iCh=AliHMPIDParam::kMinCh;iCh<=AliHMPIDParam::kMaxCh;iCh++){
- pDigTree->Branch(Form("HMPID%d",iCh),&((*fDig)[iCh]));
- }
-
- Int_t pUserCut[7];
-
- if(AliHMPIDReconstructor::GetRecoParam()) {
- for(Int_t iCh=AliHMPIDParam::kMinCh;iCh<=AliHMPIDParam::kMaxCh;iCh++) {
- pUserCut[iCh] = AliHMPIDReconstructor::GetRecoParam()->GetHmpUserCut(iCh);
- AliDebug(1,Form("UserCut successfully loaded (from AliHMPIDRecoParamV1) for chamber %i -> %i ",iCh,pUserCut[iCh]));
- }
- }
- else {
- for(Int_t iCh=AliHMPIDParam::kMinCh;iCh<=AliHMPIDParam::kMaxCh;iCh++) {
- pUserCut[iCh] = 4; // minimal requirement for sigma cut
- AliDebug(1,Form("UserCut loaded from defaults for chamber %i -> %i ",iCh,pUserCut[iCh]));
- AliDebug(1,Form("Cannot get AliHMPIDRecoParamV1!"));
- }
- }
-
- AliHMPIDRawStream stream(pRR);
-
- while(stream.Next())
- {
- Int_t ch = AliHMPIDParam::DDL2C(stream.GetDDLNumber());
- for(Int_t iPad=0;iPad<stream.GetNPads();iPad++) {
- AliHMPIDDigit dig(stream.GetPadArray()[iPad],stream.GetChargeArray()[iPad]);
- if(!IsDigSurvive(pUserCut,&dig)) continue;
- new((*((TClonesArray*)fDig->At(ch)))[iDigCnt[ch]++]) AliHMPIDDigit(dig); //add this digit to the tmp list
- }
- }
-
- pDigTree->Fill();
-
- for(Int_t iCh=AliHMPIDParam::kMinCh;iCh<=AliHMPIDParam::kMaxCh;iCh++)fDig->At(iCh)->Clear();
-
-
- AliDebug(1,"Stop.");
-}//Reconstruct digits from raw digits
-//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
git://git.uio.no / u / mrichter / AliRoot.git / blobdiff