#include <TSystem.h>
#include <TTUBS.h>
#include <TTree.h>
-#include <TVector.h>
#include <TVirtualMC.h>
#include <TString.h>
#include <TF2.h>
+#include <TStopwatch.h>
#include "AliArrayBranch.h"
-#include "AliClusters.h"
-#include "AliComplexCluster.h"
#include "AliDigits.h"
#include "AliMagF.h"
#include "AliPoints.h"
#include "AliSimDigits.h"
#include "AliTPC.h"
#include "AliTPC.h"
-#include "AliTPCClustersArray.h"
-#include "AliTPCClustersRow.h"
#include "AliTPCDigitsArray.h"
#include "AliTPCLoader.h"
#include "AliTPCPRF2D.h"
#include "AliTPCRF1D.h"
#include "AliTPCTrackHits.h"
#include "AliTPCTrackHitsV2.h"
-#include "AliTPCcluster.h"
#include "AliTrackReference.h"
#include "AliMC.h"
#include "AliTPCDigitizer.h"
#include "AliTPCBuffer.h"
#include "AliTPCDDLRawData.h"
-#include "AliTPCclustererMI.h"
-#include "AliTPCtrackerMI.h"
-#include "AliTPCpidESD.h"
+#include "AliLog.h"
ClassImp(AliTPC)
-
-//_____________________________________________________________________________
-// helper class for fast matrix and vector manipulation - no range checking
-// origin - Marian Ivanov
-
-class AliTPCFastMatrix : public TMatrix {
-public :
- AliTPCFastMatrix(Int_t rowlwb, Int_t rowupb, Int_t collwb, Int_t colupb);
-#if ROOT_VERSION_CODE >= ROOT_VERSION(4,0,1)
- Float_t & UncheckedAt(Int_t rown, Int_t coln) const {return fElements[(rown-fRowLwb)*fNcols+(coln-fColLwb)];} //fast acces
- Float_t UncheckedAtFast(Int_t rown, Int_t coln) const {return fElements[(rown-fRowLwb)*fNcols+(coln-fColLwb)];} //fast acces
-#else
- Float_t & UncheckedAt(Int_t rown, Int_t coln) const {return (fIndex[coln])[rown];} //fast acces
- Float_t UncheckedAtFast(Int_t rown, Int_t coln) const {return (fIndex[coln])[rown];} //fast acces
-#endif
-};
-
-AliTPCFastMatrix::AliTPCFastMatrix(Int_t rowlwb, Int_t rowupb, Int_t collwb, Int_t colupb):
- TMatrix(rowlwb, rowupb,collwb,colupb)
- {
- };
-//_____________________________________________________________________________
-class AliTPCFastVector : public TVector {
-public :
- AliTPCFastVector(Int_t size);
- virtual ~AliTPCFastVector(){;}
- Float_t & UncheckedAt(Int_t index) const {return fElements[index];} //fast acces
-
-};
-
-AliTPCFastVector::AliTPCFastVector(Int_t size):TVector(size){
-};
-
//_____________________________________________________________________________
AliTPC::AliTPC()
{
fDigits = 0;
fNsectors = 0;
fDigitsArray = 0;
- fClustersArray = 0;
fDefaults = 0;
fTrackHits = 0;
fTrackHitsOld = 0;
- fHitType = 2; //default CONTAINERS - based on ROOT structure
+#if ROOT_VERSION_CODE >= ROOT_VERSION(4,0,1)
+ fHitType = 4; // ROOT containers
+#else
+ fHitType = 2; //default CONTAINERS - based on ROOT structure
+#endif
fTPCParam = 0;
fNoiseTable = 0;
fActiveSectors =0;
fHits = new TClonesArray("AliTPChit", 176);
gAlice->GetMCApp()->AddHitList(fHits);
fDigitsArray = 0;
- fClustersArray= 0;
fDefaults = 0;
//
fTrackHits = new AliTPCTrackHitsV2;
fNoiseTable =0;
+#if ROOT_VERSION_CODE >= ROOT_VERSION(4,0,1)
+ fHitType = 4; // ROOT containers
+#else
fHitType = 2;
+#endif
fActiveSectors = 0;
//
// Initialise counters
if (!strcmp(title,"Default")) {
fTPCParam = new AliTPCParamSR;
} else {
- cerr<<"AliTPC warning: in Config.C you must set non-default parameters\n";
+ AliWarning("In Config.C you must set non-default parameters.");
fTPCParam=0;
}
//
// Add a hit to the list
//
- // TClonesArray &lhits = *fHits;
- // new(lhits[fNhits++]) AliTPChit(fIshunt,track,vol,hits);
if (fHitType&1){
TClonesArray &lhits = *fHits;
new(lhits[fNhits++]) AliTPChit(fIshunt,track,vol,hits);
}
if (fHitType>1)
- AddHit2(track,vol,hits);
+ AddHit2(track,vol,hits);
}
//_____________________________________________________________________________
return 9999;
}
-void AliTPC::Clusters2Tracks() const
- {
- //-----------------------------------------------------------------
- // This is a track finder.
- //-----------------------------------------------------------------
- Error("Clusters2Tracks",
- "Dummy function ! Call AliTPCtracker::Clusters2Tracks(...) instead !");
- }
-
//_____________________________________________________________________________
void AliTPC::CreateMaterials()
Int_t nbuf;
Float_t a,z;
- for(nc = 0;nc<fNoComp;nc++)
- {
+ for(nc = 0;nc<fNoComp;nc++) {
- // retrive material constants
+ // retrive material constants
- gMC->Gfmate((*fIdmate)[fMixtComp[nc]],namate,a,z,rho,x0,absl,buf,nbuf);
-
- amat[nc] = a;
- zmat[nc] = z;
-
- Int_t nnc = (fMixtComp[nc]>=20) ? fMixtComp[nc]%20 : fMixtComp[nc]%10;
-
- am += fMixtProp[nc]*((fMixtComp[nc]>=20) ? apure[nnc] : amol[nnc]);
- density += fMixtProp[nc]*rho; // density of the mixture
-
- }
+ gMC->Gfmate((*fIdmate)[fMixtComp[nc]],namate,a,z,rho,x0,absl,buf,nbuf);
+ amat[nc] = a;
+ zmat[nc] = z;
+
+ Int_t nnc = (fMixtComp[nc]>=20) ? fMixtComp[nc]%20 : fMixtComp[nc]%10;
+
+ am += fMixtProp[nc]*((fMixtComp[nc]>=20) ? apure[nnc] : amol[nnc]);
+ density += fMixtProp[nc]*rho; // density of the mixture
+
+ }
+
// mixture proportions by weight!
+
+ for(nc = 0;nc<fNoComp;nc++) {
- for(nc = 0;nc<fNoComp;nc++)
- {
-
- Int_t nnc = (fMixtComp[nc]>=20) ? fMixtComp[nc]%20 : fMixtComp[nc]%10;
+ Int_t nnc = (fMixtComp[nc]>=20) ? fMixtComp[nc]%20 : fMixtComp[nc]%10;
- wmat[nc] = fMixtProp[nc]*((fMixtComp[nc]>=20) ?
- apure[nnc] : amol[nnc])/am;
+ wmat[nc] = fMixtProp[nc]*((fMixtComp[nc]>=20) ?
+ apure[nnc] : amol[nnc])/am;
- }
+ }
// Drift gases 1 - nonsensitive, 2 - sensitive
TBranch * branch=0;
if (TreeH() == 0x0)
{
- Fatal("SetActiveSectors","Can not find TreeH in folder");
+ AliFatal("Can not find TreeH in folder");
return;
}
if (fHitType>1) branch = TreeH()->GetBranch("TPC2");
else branch = TreeH()->GetBranch("TPC");
Stat_t ntracks = TreeH()->GetEntries();
// loop over all hits
- if (GetDebug()) cout<<"\nAliTPC::SetActiveSectors(): Got "<<ntracks<<" tracks\n";
+ AliDebug(1,Form("Got %d tracks",ntracks));
- for(Int_t track=0;track<ntracks;track++)
- {
+ for(Int_t track=0;track<ntracks;track++) {
ResetHits();
//
if (fTrackHits && fHitType&4) {
-void AliTPC::Digits2Clusters(Int_t /*eventnumber*/) const
-{
- //-----------------------------------------------------------------
- // This is a simple cluster finder.
- //-----------------------------------------------------------------
- Error("Digits2Clusters",
- "Dummy function ! Call AliTPCclusterer::Digits2Clusters(...) instead !");
-}
-
-
//_____________________________________________________________________________
void AliTPC::Digits2Raw()
{
fLoader->LoadDigits();
TTree* digits = fLoader->TreeD();
if (!digits) {
- Error("Digits2Raw", "no digits tree");
+ AliError("No digits tree");
return;
}
buffer->WriteRowBinary(kThreshold, digrow, 0, 0, 0,
sector, subSector, row);
} else if (row == 27) {
- //only the pads outside the range [43;46] are written into the output file
- buffer->WriteRowBinary(kThreshold, digrow, 43, 46, 2,
+ //only the pads outside the range [43;46] are written into the output file
+ buffer->WriteRowBinary(kThreshold, digrow, 43, 46, 2,
sector, subSector, row);
- subSector = 1;
- //only the pads in the range [43;46] are written into the output file
- buffer->WriteRowBinary(kThreshold, digrow, 43, 46, 1,
+ subSector = 1;
+ //only the pads in the range [43;46] are written into the output file
+ buffer->WriteRowBinary(kThreshold, digrow, 43, 46, 1,
sector, subSector, row);
} else if (row == 76) {
- //only the pads outside the range [33;88] are written into the output file
- buffer->WriteRowBinary(kThreshold, digrow, 33, 88, 2,
- sector, subSector, row);
- subSector = 3;
- //only the pads in the range [33;88] are written into the output file
- buffer->WriteRowBinary(kThreshold, digrow, 33, 88, 1,
+ //only the pads outside the range [33;88] are written into the output file
+ buffer->WriteRowBinary(kThreshold, digrow, 33, 88, 2,
+ sector, subSector, row);
+ subSector = 3;
+ //only the pads in the range [33;88] are written into the output file
+ buffer->WriteRowBinary(kThreshold, digrow, 33, 88, 1,
sector, subSector, row);
}
}//end else
gSystem->Unlink(fileName);
if (kCompress) {
- Info("Digits2Raw", "compressing raw data");
+ AliInfo("Compressing raw data");
rawWriter.RawDataCompDecompress(kTRUE);
gSystem->Unlink("Statistics");
}
}
-extern Double_t SigmaY2(Double_t, Double_t, Double_t);
-extern Double_t SigmaZ2(Double_t, Double_t);
-//_____________________________________________________________________________
-void AliTPC::Hits2Clusters(Int_t /*eventn*/)
-{
- //--------------------------------------------------------
- // TPC simple cluster generator from hits
- // obtained from the TPC Fast Simulator
- // The point errors are taken from the parametrization
- //--------------------------------------------------------
-
- //-----------------------------------------------------------------
- // Origin: Marek Kowalski IFJ, Krakow, Marek.Kowalski@ifj.edu.pl
- //-----------------------------------------------------------------
- // Adopted to Marian's cluster data structure by I.Belikov, CERN,
- // Jouri.Belikov@cern.ch
- //----------------------------------------------------------------
-
- /////////////////////////////////////////////////////////////////////////////
- //
- //---------------------------------------------------------------------
- // ALICE TPC Cluster Parameters
- //--------------------------------------------------------------------
-
-
-
- // Cluster width in rphi
- const Float_t kACrphi=0.18322;
- const Float_t kBCrphi=0.59551e-3;
- const Float_t kCCrphi=0.60952e-1;
- // Cluster width in z
- const Float_t kACz=0.19081;
- const Float_t kBCz=0.55938e-3;
- const Float_t kCCz=0.30428;
-
-
- if (!fLoader) {
- cerr<<"AliTPC::Hits2Clusters(): output file not open !\n";
- return;
- }
-
- //if(fDefaults == 0) SetDefaults();
-
- Float_t sigmaRphi,sigmaZ,clRphi,clZ;
- //
- TParticle *particle; // pointer to a given particle
- AliTPChit *tpcHit; // pointer to a sigle TPC hit
- Int_t sector;
- Int_t ipart;
- Float_t xyz[5];
- Float_t pl,pt,tanth,rpad,ratio;
- Float_t cph,sph;
-
- //---------------------------------------------------------------
- // Get the access to the tracks
- //---------------------------------------------------------------
-
- TTree *tH = TreeH();
- if (tH == 0x0)
- {
- Fatal("Hits2Clusters","Can not find TreeH in folder");
- return;
- }
- SetTreeAddress();
-
- Stat_t ntracks = tH->GetEntries();
-
- //Switch to the output file
-
- if (fLoader->TreeR() == 0x0) fLoader->MakeTree("R");
-
- cout<<"fTPCParam->GetTitle() = "<<fTPCParam->GetTitle()<<endl;
-
- AliRunLoader* rl = (AliRunLoader*)fLoader->GetEventFolder()->FindObject(AliRunLoader::GetRunLoaderName());
- rl->CdGAFile();
- //fTPCParam->Write(fTPCParam->GetTitle());
-
- AliTPCClustersArray carray;
- carray.Setup(fTPCParam);
- carray.SetClusterType("AliTPCcluster");
- carray.MakeTree(fLoader->TreeR());
-
- Int_t nclusters=0; //cluster counter
-
- //------------------------------------------------------------
- // Loop over all sectors (72 sectors for 20 deg
- // segmentation for both lower and upper sectors)
- // Sectors 0-35 are lower sectors, 0-17 z>0, 17-35 z<0
- // Sectors 36-71 are upper sectors, 36-53 z>0, 54-71 z<0
- //
- // First cluster for sector 0 starts at "0"
- //------------------------------------------------------------
-
- for(Int_t isec=0;isec<fTPCParam->GetNSector();isec++){
- //MI change
- fTPCParam->AdjustCosSin(isec,cph,sph);
-
- //------------------------------------------------------------
- // Loop over tracks
- //------------------------------------------------------------
-
- for(Int_t track=0;track<ntracks;track++){
- ResetHits();
- tH->GetEvent(track);
- //
- // Get number of the TPC hits
- //
- tpcHit = (AliTPChit*)FirstHit(-1);
-
- // Loop over hits
- //
- while(tpcHit){
-
- if (tpcHit->fQ == 0.) {
- tpcHit = (AliTPChit*) NextHit();
- continue; //information about track (I.Belikov)
- }
- sector=tpcHit->fSector; // sector number
-
- if(sector != isec){
- tpcHit = (AliTPChit*) NextHit();
- continue;
- }
- ipart=tpcHit->Track();
- particle=gAlice->GetMCApp()->Particle(ipart);
- pl=particle->Pz();
- pt=particle->Pt();
- if(pt < 1.e-9) pt=1.e-9;
- tanth=pl/pt;
- tanth = TMath::Abs(tanth);
- rpad=TMath::Sqrt(tpcHit->X()*tpcHit->X() + tpcHit->Y()*tpcHit->Y());
- ratio=0.001*rpad/pt; // pt must be in MeV/c - historical reason
-
- // space-point resolutions
-
- sigmaRphi=SigmaY2(rpad,tanth,pt);
- sigmaZ =SigmaZ2(rpad,tanth );
-
- // cluster widths
-
- clRphi=kACrphi-kBCrphi*rpad*tanth+kCCrphi*ratio*ratio;
- clZ=kACz-kBCz*rpad*tanth+kCCz*tanth*tanth;
-
- // temporary protection
-
- if(sigmaRphi < 0.) sigmaRphi=0.4e-3;
- if(sigmaZ < 0.) sigmaZ=0.4e-3;
- if(clRphi < 0.) clRphi=2.5e-3;
- if(clZ < 0.) clZ=2.5e-5;
-
- //
-
- //
- // smearing --> rotate to the 1 (13) or to the 25 (49) sector,
- // then the inaccuracy in a X-Y plane is only along Y (pad row)!
- //
- Float_t xprim= tpcHit->X()*cph + tpcHit->Y()*sph;
- Float_t yprim=-tpcHit->X()*sph + tpcHit->Y()*cph;
- xyz[0]=gRandom->Gaus(yprim,TMath::Sqrt(sigmaRphi)); // y
- Float_t alpha=(isec < fTPCParam->GetNInnerSector()) ?
- fTPCParam->GetInnerAngle() : fTPCParam->GetOuterAngle();
- Float_t ymax=xprim*TMath::Tan(0.5*alpha);
- if (TMath::Abs(xyz[0])>ymax) xyz[0]=yprim;
- xyz[1]=gRandom->Gaus(tpcHit->Z(),TMath::Sqrt(sigmaZ)); // z
- if (TMath::Abs(xyz[1])>fTPCParam->GetZLength()) xyz[1]=tpcHit->Z();
- xyz[2]=sigmaRphi; // fSigmaY2
- xyz[3]=sigmaZ; // fSigmaZ2
- xyz[4]=tpcHit->fQ; // q
-
- AliTPCClustersRow *clrow=carray.GetRow(sector,tpcHit->fPadRow);
- if (!clrow) clrow=carray.CreateRow(sector,tpcHit->fPadRow);
-
- Int_t tracks[3]={tpcHit->Track(), -1, -1};
- AliTPCcluster cluster(tracks,xyz);
-
- clrow->InsertCluster(&cluster); nclusters++;
-
- tpcHit = (AliTPChit*)NextHit();
-
-
- } // end of loop over hits
-
- } // end of loop over tracks
-
- Int_t nrows=fTPCParam->GetNRow(isec);
- for (Int_t irow=0; irow<nrows; irow++) {
- AliTPCClustersRow *clrow=carray.GetRow(isec,irow);
- if (!clrow) continue;
- carray.StoreRow(isec,irow);
- carray.ClearRow(isec,irow);
- }
-
- } // end of loop over sectors
-
- // cerr<<"Number of made clusters : "<<nclusters<<" \n";
- fLoader->WriteRecPoints("OVERWRITE");
-
-
-} // end of function
-
-//_________________________________________________________________
-void AliTPC::Hits2ExactClustersSector(Int_t isec)
-{
- //--------------------------------------------------------
- //calculate exact cross point of track and given pad row
- //resulting values are expressed in "digit" coordinata
- //--------------------------------------------------------
-
- //-----------------------------------------------------------------
- // Origin: Marian Ivanov GSI Darmstadt, m.ivanov@gsi.de
- //-----------------------------------------------------------------
- //
- if (fClustersArray==0){
- return;
- }
- //
- TParticle *particle; // pointer to a given particle
- AliTPChit *tpcHit; // pointer to a sigle TPC hit
- // Int_t sector,nhits;
- Int_t ipart;
- const Int_t kcmaxhits=30000;
- AliTPCFastVector * xxxx = new AliTPCFastVector(kcmaxhits*4);
- AliTPCFastVector & xxx = *xxxx;
- Int_t maxhits = kcmaxhits;
- //construct array for each padrow
- for (Int_t i=0; i<fTPCParam->GetNRow(isec);i++)
- fClustersArray->CreateRow(isec,i);
-
- //---------------------------------------------------------------
- // Get the access to the tracks
- //---------------------------------------------------------------
-
- TTree *tH = TreeH();
- if (tH == 0x0)
- {
- Fatal("Hits2Clusters","Can not find TreeH in folder");
- return;
- }
- SetTreeAddress();
-
- Stat_t ntracks = tH->GetEntries();
- Int_t npart = gAlice->GetMCApp()->GetNtrack();
- //MI change
- TBranch * branch=0;
- if (fHitType>1) branch = tH->GetBranch("TPC2");
- else branch = tH->GetBranch("TPC");
-
- //------------------------------------------------------------
- // Loop over tracks
- //------------------------------------------------------------
-
- for(Int_t track=0;track<ntracks;track++){
- Bool_t isInSector=kTRUE;
- ResetHits();
- isInSector = TrackInVolume(isec,track);
- if (!isInSector) continue;
- //MI change
- branch->GetEntry(track); // get next track
- //
- // Get number of the TPC hits and a pointer
- // to the particles
- // Loop over hits
- //
- Int_t currentIndex=0;
- Int_t lastrow=-1; //last writen row
-
- //M.I. changes
-
- tpcHit = (AliTPChit*)FirstHit(-1);
- while(tpcHit){
-
- Int_t sector=tpcHit->fSector; // sector number
- if(sector != isec){
- tpcHit = (AliTPChit*) NextHit();
- continue;
- }
-
- ipart=tpcHit->Track();
- if (ipart<npart) particle=gAlice->GetMCApp()->Particle(ipart);
-
- //find row number
-
- Float_t x[3]={tpcHit->X(),tpcHit->Y(),tpcHit->Z()};
- Int_t index[3]={1,isec,0};
- Int_t currentrow = fTPCParam->GetPadRow(x,index) ;
- if (currentrow<0) {tpcHit = (AliTPChit*)NextHit(); continue;}
- if (lastrow<0) lastrow=currentrow;
- if (currentrow==lastrow){
- if ( currentIndex>=maxhits){
- maxhits+=kcmaxhits;
- xxx.ResizeTo(4*maxhits);
- }
- xxx(currentIndex*4)=x[0];
- xxx(currentIndex*4+1)=x[1];
- xxx(currentIndex*4+2)=x[2];
- xxx(currentIndex*4+3)=tpcHit->fQ;
- currentIndex++;
- }
- else
- if (currentIndex>2){
- Float_t sumx=0;
- Float_t sumx2=0;
- Float_t sumx3=0;
- Float_t sumx4=0;
- Float_t sumy=0;
- Float_t sumxy=0;
- Float_t sumx2y=0;
- Float_t sumz=0;
- Float_t sumxz=0;
- Float_t sumx2z=0;
- Float_t sumq=0;
- for (Int_t index=0;index<currentIndex;index++){
- Float_t x,x2,x3,x4;
- x=x2=x3=x4=xxx(index*4);
- x2*=x;
- x3*=x2;
- x4*=x3;
- sumx+=x;
- sumx2+=x2;
- sumx3+=x3;
- sumx4+=x4;
- sumy+=xxx(index*4+1);
- sumxy+=xxx(index*4+1)*x;
- sumx2y+=xxx(index*4+1)*x2;
- sumz+=xxx(index*4+2);
- sumxz+=xxx(index*4+2)*x;
- sumx2z+=xxx(index*4+2)*x2;
- sumq+=xxx(index*4+3);
- }
- Float_t centralPad = (fTPCParam->GetNPads(isec,lastrow)-1)/2;
- Float_t det=currentIndex*(sumx2*sumx4-sumx3*sumx3)-sumx*(sumx*sumx4-sumx2*sumx3)+
- sumx2*(sumx*sumx3-sumx2*sumx2);
-
- Float_t detay=sumy*(sumx2*sumx4-sumx3*sumx3)-sumx*(sumxy*sumx4-sumx2y*sumx3)+
- sumx2*(sumxy*sumx3-sumx2y*sumx2);
- Float_t detaz=sumz*(sumx2*sumx4-sumx3*sumx3)-sumx*(sumxz*sumx4-sumx2z*sumx3)+
- sumx2*(sumxz*sumx3-sumx2z*sumx2);
-
- Float_t detby=currentIndex*(sumxy*sumx4-sumx2y*sumx3)-sumy*(sumx*sumx4-sumx2*sumx3)+
- sumx2*(sumx*sumx2y-sumx2*sumxy);
- Float_t detbz=currentIndex*(sumxz*sumx4-sumx2z*sumx3)-sumz*(sumx*sumx4-sumx2*sumx3)+
- sumx2*(sumx*sumx2z-sumx2*sumxz);
-
- if (TMath::Abs(det)<0.00001){
- tpcHit = (AliTPChit*)NextHit();
- continue;
- }
-
- Float_t y=detay/det+centralPad;
- Float_t z=detaz/det;
- Float_t by=detby/det; //y angle
- Float_t bz=detbz/det; //z angle
- sumy/=Float_t(currentIndex);
- sumz/=Float_t(currentIndex);
-
- AliTPCClustersRow * row = (fClustersArray->GetRow(isec,lastrow));
- if (row!=0) {
- AliComplexCluster* cl = new((AliComplexCluster*)row->Append()) AliComplexCluster ;
- // AliComplexCluster cl;
- cl->fX=z;
- cl->fY=y;
- cl->fQ=sumq;
- cl->fSigmaX2=bz;
- cl->fSigmaY2=by;
- cl->fTracks[0]=ipart;
- }
- currentIndex=0;
- lastrow=currentrow;
- } //end of calculating cluster for given row
-
-
- tpcHit = (AliTPChit*)NextHit();
- } // end of loop over hits
- } // end of loop over tracks
- //write padrows to tree
- for (Int_t ii=0; ii<fTPCParam->GetNRow(isec);ii++) {
- fClustersArray->StoreRow(isec,ii);
- fClustersArray->ClearRow(isec,ii);
- }
- xxxx->Delete();
-
-}
-
-
//______________________________________________________________________
AliDigitizer* AliTPC::CreateDigitizer(AliRunDigitizer* manager) const
//conect tree with sSDigits
TTree *t = fLoader->TreeS();
- if (t == 0x0)
- {
- fLoader->LoadSDigits("READ");
- t = fLoader->TreeS();
- if (t == 0x0)
- {
- Error("SDigits2Digits2","Can not get input TreeS");
- return;
- }
- }
+ if (t == 0x0) {
+ fLoader->LoadSDigits("READ");
+ t = fLoader->TreeS();
+ if (t == 0x0) {
+ AliError("Can not get input TreeS");
+ return;
+ }
+ }
if (fLoader->TreeD() == 0x0) fLoader->MakeTree("D");
AliSimDigits digarr, *dummy=&digarr;
TBranch* sdb = t->GetBranch("Segment");
- if (sdb == 0x0)
- {
- Error("SDigits2Digits2","Can not find branch with segments in TreeS.");
- return;
- }
+ if (sdb == 0x0) {
+ AliError("Can not find branch with segments in TreeS.");
+ return;
+ }
sdb->SetAddress(&dummy);
t->GetEvent(n);
Int_t sec, row;
if (!par->AdjustSectorRow(digarr.GetID(),sec,row)) {
- cerr<<"AliTPC warning: invalid segment ID ! "<<digarr.GetID()<<endl;
+ AliWarning(Form("Invalid segment ID ! %d",digarr.GetID()));
continue;
}
- if (!IsSectorActive(sec))
- {
-// cout<<n<<" NOT Active \n";
- continue;
- }
- else
- {
-// cout<<n<<" Active \n";
- }
+ if (!IsSectorActive(sec)) continue;
+
AliSimDigits * digrow =(AliSimDigits*) arr->CreateRow(sec,row);
Int_t nrows = digrow->GetNRows();
Int_t ncols = digrow->GetNCols();
//if you cahnge implementation
//of the Alidigits - it must be rewriten -
for (Int_t i= 0; i<nelems; i++){
- // Float_t q = *pamp0;
- //q/=16.; //conversion faktor
- //Float_t noise= GetNoise();
- //q+=noise;
- //q= TMath::Nint(q);
Float_t q = TMath::Nint(Float_t(*pamp0)/16.+GetNoise());
if (q>zerosup){
if (q>saturation) q=saturation;
*pamp1=(Short_t)q;
- //if (ptracks0[0]==0)
- // ptracks1[0]=1;
- //else
+
ptracks1[0]=ptracks0[0];
ptracks1[nelems]=ptracks0[nelems];
ptracks1[2*nelems]=ptracks0[2*nelems];
arr->StoreRow(sec,row);
arr->ClearRow(sec,row);
- // cerr<<sec<<"\t"<<row<<"\n";
}
// setting the defaults
//
- // cerr<<"Setting default parameters...\n";
-
// Set response functions
//
rl->CdGAFile();
AliTPCParamSR *param=(AliTPCParamSR*)gDirectory->Get("75x40_100x60");
if(param){
- printf("You are using 2 pad-length geom hits with 3 pad-lenght geom digits...\n");
+ AliInfo("You are using 2 pad-length geom hits with 3 pad-lenght geom digits...");
delete param;
param = new AliTPCParamSR();
}
param=(AliTPCParamSR*)gDirectory->Get("75x40_100x60_150x60");
}
if(!param){
- printf("No TPC parameters found\n");
- exit(4);
+ AliFatal("No TPC parameters found");
}
TDirectory *savedir=gDirectory;
TFile *f=TFile::Open("$ALICE_ROOT/TPC/AliTPCprf2d.root");
- if (!f->IsOpen()) {
- cerr<<"Can't open $ALICE_ROOT/TPC/AliTPCprf2d.root !\n" ;
- exit(3);
- }
+ if (!f->IsOpen())
+ AliFatal("Can't open $ALICE_ROOT/TPC/AliTPCprf2d.root !");
TString s;
prfinner->Read("prf_07504_Gati_056068_d02");
//----------------------------------------------------
AliRunLoader* rl = (AliRunLoader*)fLoader->GetEventFolder()->FindObject(AliRunLoader::GetRunLoaderName());
rl->GetEvent(eventnumber);
- if (fLoader->TreeH() == 0x0)
- {
- if(fLoader->LoadHits())
- {
- Error("Hits2Digits","Can not load hits.");
- }
- }
+ if (fLoader->TreeH() == 0x0) {
+ if(fLoader->LoadHits()) {
+ AliError("Can not load hits.");
+ }
+ }
SetTreeAddress();
- if (fLoader->TreeD() == 0x0 )
- {
- fLoader->MakeTree("D");
- if (fLoader->TreeD() == 0x0 )
- {
- Error("Hits2Digits","Can not get TreeD");
- return;
- }
- }
+ if (fLoader->TreeD() == 0x0 ) {
+ fLoader->MakeTree("D");
+ if (fLoader->TreeD() == 0x0 ) {
+ AliError("Can not get TreeD");
+ return;
+ }
+ }
if(fDefaults == 0) SetDefaults(); // check if the parameters are set
GenerNoise(500000); //create teble with noise
//setup TPCDigitsArray
if(GetDigitsArray()) delete GetDigitsArray();
-
+
AliTPCDigitsArray *arr = new AliTPCDigitsArray;
arr->SetClass("AliSimDigits");
arr->Setup(fTPCParam);
fDigitsSwitch=0; // standard digits
- // cerr<<"Digitizing TPC -- normal digits...\n";
-
- for(Int_t isec=0;isec<fTPCParam->GetNSector();isec++)
- if (IsSectorActive(isec))
- {
- if (fDebug) Info("Hits2Digits","Sector %d is active.",isec);
- Hits2DigitsSector(isec);
- }
- else
- {
- if (fDebug) Info("Hits2Digits","Sector %d is NOT active.",isec);
- }
-
+ for(Int_t isec=0;isec<fTPCParam->GetNSector();isec++)
+ if (IsSectorActive(isec)) {
+ AliDebug(1,Form("Hits2Digits","Sector %d is active.",isec));
+ Hits2DigitsSector(isec);
+ }
+ else {
+ AliDebug(1,Form("Hits2Digits","Sector %d is NOT active.",isec));
+ }
+
fLoader->WriteDigits("OVERWRITE");
//this line prevents the crash in the similar one
//on the beginning of this method
//destructor attempts to reset the tree, which is deleted by the loader
//need to be redesign
- if(GetDigitsArray()) delete GetDigitsArray();
- SetDigitsArray(0x0);
+ if(GetDigitsArray()) delete GetDigitsArray();
+ SetDigitsArray(0x0);
}
// summable digits - 16 bit "ADC", no noise, no saturation
//-----------------------------------------------------------
- //----------------------------------------------------
- // Loop over all sectors for a single event
- //----------------------------------------------------
-// AliRunLoader* rl = (AliRunLoader*)fLoader->GetEventFolder()->FindObject(AliRunLoader::fgkRunLoaderName);
+ //----------------------------------------------------
+ // Loop over all sectors for a single event
+ //----------------------------------------------------
AliRunLoader* rl = fLoader->GetRunLoader();
rl->GetEvent(eventnumber);
- if (fLoader->TreeH() == 0x0)
- {
- if(fLoader->LoadHits())
- {
- Error("Hits2Digits","Can not load hits.");
- return;
- }
- }
+ if (fLoader->TreeH() == 0x0) {
+ if(fLoader->LoadHits()) {
+ AliError("Can not load hits.");
+ return;
+ }
+ }
SetTreeAddress();
- if (fLoader->TreeS() == 0x0 )
- {
- fLoader->MakeTree("S");
- }
+ if (fLoader->TreeS() == 0x0 ) {
+ fLoader->MakeTree("S");
+ }
if(fDefaults == 0) SetDefaults();
SetDigitsArray(arr);
- // cerr<<"Digitizing TPC -- summable digits...\n";
-
fDigitsSwitch=1; // summable digits
// set zero suppression to "0"
fTPCParam->SetZeroSup(0);
- for(Int_t isec=0;isec<fTPCParam->GetNSector();isec++)
- if (IsSectorActive(isec))
- {
-// cout<<"Sector "<<isec<<" is active\n";
- Hits2DigitsSector(isec);
- }
+ for(Int_t isec=0;isec<fTPCParam->GetNSector();isec++)
+ if (IsSectorActive(isec)) {
+ Hits2DigitsSector(isec);
+ }
- fLoader->WriteSDigits("OVERWRITE");
+ fLoader->WriteSDigits("OVERWRITE");
//this line prevents the crash in the similar one
//on the beginning of this method
//destructor attempts to reset the tree, which is deleted by the loader
//need to be redesign
- if(GetDigitsArray()) delete GetDigitsArray();
- SetDigitsArray(0x0);
+ if(GetDigitsArray()) delete GetDigitsArray();
+ SetDigitsArray(0x0);
}
//__________________________________________________________________
if(fDefaults == 0) SetDefaults();
TTree *tH = TreeH(); // pointer to the hits tree
- if (tH == 0x0)
- {
- Fatal("Hits2DigitsSector","Can not find TreeH in folder");
- return;
- }
+ if (tH == 0x0) {
+ AliFatal("Can not find TreeH in folder");
+ return;
+ }
Stat_t ntracks = tH->GetEntries();
TObjArray **row;
- //printf("*** Processing sector number %d ***\n",isec);
+ Int_t nrows =fTPCParam->GetNRow(isec);
- Int_t nrows =fTPCParam->GetNRow(isec);
-
- row= new TObjArray* [nrows+2]; // 2 extra rows for cross talk
+ row= new TObjArray* [nrows+2]; // 2 extra rows for cross talk
- MakeSector(isec,nrows,tH,ntracks,row);
-
- //--------------------------------------------------------
- // Digitize this sector, row by row
- // row[i] is the pointer to the TObjArray of AliTPCFastVectors,
- // each one containing electrons accepted on this
- // row, assigned into tracks
- //--------------------------------------------------------
+ MakeSector(isec,nrows,tH,ntracks,row);
- Int_t i;
+ //--------------------------------------------------------
+ // Digitize this sector, row by row
+ // row[i] is the pointer to the TObjArray of TVectors,
+ // each one containing electrons accepted on this
+ // row, assigned into tracks
+ //--------------------------------------------------------
- if (fDigitsArray->GetTree()==0)
- {
- Fatal("Hits2DigitsSector","Tree not set in fDigitsArray");
- }
+ Int_t i;
- for (i=0;i<nrows;i++){
+ if (fDigitsArray->GetTree()==0) {
+ AliFatal("Tree not set in fDigitsArray");
+ }
- AliDigits * dig = fDigitsArray->CreateRow(isec,i);
+ for (i=0;i<nrows;i++){
+
+ AliDigits * dig = fDigitsArray->CreateRow(isec,i);
- DigitizeRow(i,isec,row);
+ DigitizeRow(i,isec,row);
- fDigitsArray->StoreRow(isec,i);
+ fDigitsArray->StoreRow(isec,i);
- Int_t ndig = dig->GetDigitSize();
+ Int_t ndig = dig->GetDigitSize();
- if (gDebug > 10)
- printf("*** Sector, row, compressed digits %d %d %d ***\n",isec,i,ndig);
+ AliDebug(10,
+ Form("*** Sector, row, compressed digits %d %d %d ***\n",
+ isec,i,ndig));
- fDigitsArray->ClearRow(isec,i);
+ fDigitsArray->ClearRow(isec,i);
- } // end of the sector digitization
+ } // end of the sector digitization
- for(i=0;i<nrows+2;i++){
- row[i]->Delete();
- delete row[i];
- }
+ for(i=0;i<nrows+2;i++){
+ row[i]->Delete();
+ delete row[i];
+ }
- delete [] row; // delete the array of pointers to TObjArray-s
+ delete [] row; // delete the array of pointers to TObjArray-s
} // ntracks >0
// Modified: Marian Ivanov GSI Darmstadt, m.ivanov@gsi.de
//-----------------------------------------------------------------
-
Float_t zerosup = fTPCParam->GetZeroSup();
- // Int_t nrows =fTPCParam->GetNRow(isec);
+
fCurrentIndex[1]= isec;
// and a single track signal
//
- AliTPCFastMatrix *m1 = new AliTPCFastMatrix(0,nofPads,0,nofTbins); // integrated
- AliTPCFastMatrix *m2 = new AliTPCFastMatrix(0,nofPads,0,nofTbins); // single
+ TMatrix *m1 = new TMatrix(0,nofPads,0,nofTbins); // integrated
+ TMatrix *m2 = new TMatrix(0,nofPads,0,nofTbins); // single
//
- AliTPCFastMatrix &total = *m1;
+ TMatrix &total = *m1;
// Array of pointers to the label-signal list
//
//calculate signal
//
- //Int_t row1 = TMath::Max(irow-fTPCParam->GetNCrossRows(),0);
- //Int_t row2 = TMath::Min(irow+fTPCParam->GetNCrossRows(),nrows-1);
Int_t row1=irow;
Int_t row2=irow+2;
for (Int_t row= row1;row<=row2;row++){
Int_t gi=-1;
Float_t fzerosup = zerosup+0.5;
for(Int_t it=0;it<nofTbins;it++){
- Float_t *pq = &(total.UncheckedAt(0,it));
for(Int_t ip=0;ip<nofPads;ip++){
gi++;
- Float_t q=*pq;
- pq++;
+ Float_t q=total(ip,it);
if(fDigitsSwitch == 0){
q+=GetNoise();
if(q <=fzerosup) continue; // do not fill zeros
}
else {
- if(q <= 0.) continue; // do not fill zeros
- if(q>2000.) q=2000.;
- q *= 16.;
- q = TMath::Nint(q);
+ if(q <= 0.) continue; // do not fill zeros
+ if(q>2000.) q=2000.;
+ q *= 16.;
+ q = TMath::Nint(q);
}
//
*/
//End_Html
dig->SetDigitFast((Short_t)q,it,ip);
- if (fDigitsArray->IsSimulated())
- {
- ((AliSimDigits*)dig)->SetTrackIDFast(tracks[0],it,ip,0);
- ((AliSimDigits*)dig)->SetTrackIDFast(tracks[1],it,ip,1);
- ((AliSimDigits*)dig)->SetTrackIDFast(tracks[2],it,ip,2);
- }
-
+ if (fDigitsArray->IsSimulated()) {
+ ((AliSimDigits*)dig)->SetTrackIDFast(tracks[0],it,ip,0);
+ ((AliSimDigits*)dig)->SetTrackIDFast(tracks[1],it,ip,1);
+ ((AliSimDigits*)dig)->SetTrackIDFast(tracks[2],it,ip,2);
+ }
} // end of loop over time buckets
} // end of lop over pads
delete m1;
delete m2;
- // delete m3;
} // end of DigitizeRow
//_____________________________________________________________________________
Float_t AliTPC::GetSignal(TObjArray *p1, Int_t ntr,
- AliTPCFastMatrix *m1, AliTPCFastMatrix *m2,Int_t *indexRange)
+ TMatrix *m1, TMatrix *m2,Int_t *indexRange)
{
//---------------------------------------------------------------
// Modified: Marian Ivanov
//-----------------------------------------------------------------
- AliTPCFastVector *tv;
+ TVector *tv;
- tv = (AliTPCFastVector*)p1->At(ntr); // pointer to a track
- AliTPCFastVector &v = *tv;
+ tv = (TVector*)p1->At(ntr); // pointer to a track
+ TVector &v = *tv;
Float_t label = v(0);
Int_t centralPad = (fTPCParam->GetNPads(fCurrentIndex[1],fCurrentIndex[3]-1)-1)/2;
indexRange[2]=9999; //min time
indexRange[3]=-1; // max time
- AliTPCFastMatrix &signal = *m1;
- AliTPCFastMatrix &total = *m2;
+ TMatrix &signal = *m1;
+ TMatrix &total = *m2;
//
// Loop over all electrons
//
Float_t *weight = & (fTPCParam->GetResWeight(0));
if (n>0) for (Int_t i =0; i<n; i++){
- Int_t pad=index[1]+centralPad; //in digit coordinates central pad has coordinate 0
-
- if (pad>=0){
- Int_t time=index[2];
- Float_t qweight = *(weight)*eltoadcfac;
-
- if (m1!=0) signal.UncheckedAt(pad,time)+=qweight;
- total.UncheckedAt(pad,time)+=qweight;
- if (indexRange[0]>pad) indexRange[0]=pad;
- if (indexRange[1]<pad) indexRange[1]=pad;
- if (indexRange[2]>time) indexRange[2]=time;
- if (indexRange[3]<time) indexRange[3]=time;
-
- index+=3;
- weight++;
-
- }
+ Int_t pad=index[1]+centralPad; //in digit coordinates central pad has coordinate 0
+
+ if (pad>=0){
+ Int_t time=index[2];
+ Float_t qweight = *(weight)*eltoadcfac;
+
+ if (m1!=0) signal(pad,time)+=qweight;
+ total(pad,time)+=qweight;
+ if (indexRange[0]>pad) indexRange[0]=pad;
+ if (indexRange[1]<pad) indexRange[1]=pad;
+ if (indexRange[2]>time) indexRange[2]=time;
+ if (indexRange[3]<time) indexRange[3]=time;
+
+ index+=3;
+ weight++;
+
+ }
}
} // end of loop over electrons
}
//_____________________________________________________________________________
-void AliTPC::GetList(Float_t label,Int_t np,AliTPCFastMatrix *m,
+void AliTPC::GetList(Float_t label,Int_t np,TMatrix *m,
Int_t *indexRange, Float_t **pList)
{
//----------------------------------------------------------------------
// Origin: Marek Kowalski IFJ, Krakow, Marek.Kowalski@ifj.edu.pl
//-----------------------------------------------------------------
- AliTPCFastMatrix &signal = *m;
+ TMatrix &signal = *m;
// lop over nonzero digits
for(Int_t ip=indexRange[0];ip<indexRange[1]+1;ip++){
- // accept only the contribution larger than 500 electrons (1/2 s_noise)
-
- if(signal(ip,it)<0.5) continue;
+ // accept only the contribution larger than 500 electrons (1/2 s_noise)
+ if(signal(ip,it)<0.5) continue;
- Int_t globalIndex = it*np+ip; // globalIndex starts from 0!
+ Int_t globalIndex = it*np+ip; // globalIndex starts from 0!
- if(!pList[globalIndex]){
+ if(!pList[globalIndex]){
- //
- // Create new list (6 elements - 3 signals and 3 labels),
- //
-
- pList[globalIndex] = new Float_t [6];
-
- // set list to -1
-
- *pList[globalIndex] = -1.;
- *(pList[globalIndex]+1) = -1.;
- *(pList[globalIndex]+2) = -1.;
- *(pList[globalIndex]+3) = -1.;
- *(pList[globalIndex]+4) = -1.;
- *(pList[globalIndex]+5) = -1.;
-
-
- *pList[globalIndex] = label;
- *(pList[globalIndex]+3) = signal(ip,it);
- }
- else{
-
- // check the signal magnitude
-
- Float_t highest = *(pList[globalIndex]+3);
- Float_t middle = *(pList[globalIndex]+4);
- Float_t lowest = *(pList[globalIndex]+5);
-
- //
- // compare the new signal with already existing list
- //
+ //
+ // Create new list (6 elements - 3 signals and 3 labels),
+ //
- if(signal(ip,it)<lowest) continue; // neglect this track
+ pList[globalIndex] = new Float_t [6];
- //
+ // set list to -1
+
+ *pList[globalIndex] = -1.;
+ *(pList[globalIndex]+1) = -1.;
+ *(pList[globalIndex]+2) = -1.;
+ *(pList[globalIndex]+3) = -1.;
+ *(pList[globalIndex]+4) = -1.;
+ *(pList[globalIndex]+5) = -1.;
+
+ *pList[globalIndex] = label;
+ *(pList[globalIndex]+3) = signal(ip,it);
+ }
+ else {
- if (signal(ip,it)>highest){
- *(pList[globalIndex]+5) = middle;
- *(pList[globalIndex]+4) = highest;
- *(pList[globalIndex]+3) = signal(ip,it);
+ // check the signal magnitude
- *(pList[globalIndex]+2) = *(pList[globalIndex]+1);
- *(pList[globalIndex]+1) = *pList[globalIndex];
- *pList[globalIndex] = label;
- }
- else if (signal(ip,it)>middle){
- *(pList[globalIndex]+5) = middle;
- *(pList[globalIndex]+4) = signal(ip,it);
+ Float_t highest = *(pList[globalIndex]+3);
+ Float_t middle = *(pList[globalIndex]+4);
+ Float_t lowest = *(pList[globalIndex]+5);
+
+ //
+ // compare the new signal with already existing list
+ //
+
+ if(signal(ip,it)<lowest) continue; // neglect this track
- *(pList[globalIndex]+2) = *(pList[globalIndex]+1);
- *(pList[globalIndex]+1) = label;
- }
- else{
- *(pList[globalIndex]+5) = signal(ip,it);
- *(pList[globalIndex]+2) = label;
- }
- }
+ //
+ if (signal(ip,it)>highest){
+ *(pList[globalIndex]+5) = middle;
+ *(pList[globalIndex]+4) = highest;
+ *(pList[globalIndex]+3) = signal(ip,it);
+
+ *(pList[globalIndex]+2) = *(pList[globalIndex]+1);
+ *(pList[globalIndex]+1) = *pList[globalIndex];
+ *pList[globalIndex] = label;
+ }
+ else if (signal(ip,it)>middle){
+ *(pList[globalIndex]+5) = middle;
+ *(pList[globalIndex]+4) = signal(ip,it);
+
+ *(pList[globalIndex]+2) = *(pList[globalIndex]+1);
+ *(pList[globalIndex]+1) = label;
+ }
+ else{
+ *(pList[globalIndex]+5) = signal(ip,it);
+ *(pList[globalIndex]+2) = label;
+ }
+ }
+
} // end of loop over pads
} // end of loop over time bins
-
-
}//end of GetList
//___________________________________________________________________
void AliTPC::MakeSector(Int_t isec,Int_t nrows,TTree *TH,
//----------------------------------------------
// Create TObjArray-s, one for each row,
- // each TObjArray will store the AliTPCFastVectors
- // of electrons, one AliTPCFastVectors per each track.
+ // each TObjArray will store the TVectors
+ // of electrons, one TVectors per each track.
//----------------------------------------------
Int_t *nofElectrons = new Int_t [nrows+2]; // electron counter for each row
- AliTPCFastVector **tracks = new AliTPCFastVector* [nrows+2]; //pointers to the track vectors
+ TVector **tracks = new TVector* [nrows+2]; //pointers to the track vectors
for(i=0; i<nrows+2; i++){
row[i] = new TObjArray;
//--------------------------------------------------------------------
// Loop over tracks, the "track" contains the full history
//--------------------------------------------------------------------
-
+
Int_t previousTrack,currentTrack;
previousTrack = -1; // nothing to store so far!
if (!isInSector) continue;
//MI change
branch->GetEntry(track); // get next track
-
+
//M.I. changes
tpcHit = (AliTPChit*)FirstHit(-1);
continue;
}
- currentTrack = tpcHit->Track(); // track number
-
+ currentTrack = tpcHit->Track(); // track number
- if(currentTrack != previousTrack){
+ if(currentTrack != previousTrack){
- // store already filled fTrack
+ // store already filled fTrack
- for(i=0;i<nrows+2;i++){
- if(previousTrack != -1){
- if(nofElectrons[i]>0){
- AliTPCFastVector &v = *tracks[i];
- v(0) = previousTrack;
- tracks[i]->ResizeTo(4*nofElectrons[i]+1); // shrink if necessary
- row[i]->Add(tracks[i]);
- }
- else{
- delete tracks[i]; // delete empty AliTPCFastVector
- tracks[i]=0;
- }
- }
-
- nofElectrons[i]=0;
- tracks[i] = new AliTPCFastVector(481); // AliTPCFastVectors for the next fTrack
-
- } // end of loop over rows
+ for(i=0;i<nrows+2;i++){
+ if(previousTrack != -1){
+ if(nofElectrons[i]>0){
+ TVector &v = *tracks[i];
+ v(0) = previousTrack;
+ tracks[i]->ResizeTo(4*nofElectrons[i]+1); // shrink if necessary
+ row[i]->Add(tracks[i]);
+ }
+ else {
+ delete tracks[i]; // delete empty TVector
+ tracks[i]=0;
+ }
+ }
+
+ nofElectrons[i]=0;
+ tracks[i] = new TVector(481); // TVectors for the next fTrack
+
+ } // end of loop over rows
- previousTrack=currentTrack; // update track label
- }
+ previousTrack=currentTrack; // update track label
+ }
- Int_t qI = (Int_t) (tpcHit->fQ); // energy loss (number of electrons)
+ Int_t qI = (Int_t) (tpcHit->fQ); // energy loss (number of electrons)
- //---------------------------------------------------
- // Calculate the electron attachment probability
- //---------------------------------------------------
+ //---------------------------------------------------
+ // Calculate the electron attachment probability
+ //---------------------------------------------------
- Float_t time = 1.e6*(fTPCParam->GetZLength()-TMath::Abs(tpcHit->Z()))
- /fTPCParam->GetDriftV();
- // in microseconds!
- Float_t attProb = fTPCParam->GetAttCoef()*
- fTPCParam->GetOxyCont()*time; // fraction!
+ Float_t time = 1.e6*(fTPCParam->GetZLength()-TMath::Abs(tpcHit->Z()))
+ /fTPCParam->GetDriftV();
+ // in microseconds!
+ Float_t attProb = fTPCParam->GetAttCoef()*
+ fTPCParam->GetOxyCont()*time; // fraction!
- //-----------------------------------------------
- // Loop over electrons
- //-----------------------------------------------
- Int_t index[3];
- index[1]=isec;
- for(Int_t nel=0;nel<qI;nel++){
- // skip if electron lost due to the attachment
- if((gRandom->Rndm(0)) < attProb) continue; // electron lost!
- xyz[0]=tpcHit->X();
- xyz[1]=tpcHit->Y();
- xyz[2]=tpcHit->Z();
- //
- // protection for the nonphysical avalanche size (10**6 maximum)
- //
- Double_t rn=TMath::Max(gRandom->Rndm(0),1.93e-22);
- xyz[3]= (Float_t) (-gasgain*TMath::Log(rn));
- index[0]=1;
-
- TransportElectron(xyz,index);
- Int_t rowNumber;
- fTPCParam->GetPadRow(xyz,index);
- // row 0 - cross talk from the innermost row
- // row fNRow+1 cross talk from the outermost row
- rowNumber = index[2]+1;
- //transform position to local digit coordinates
- //relative to nearest pad row
- if ((rowNumber<0)||rowNumber>fTPCParam->GetNRow(isec)+1) continue;
- Float_t x1,y1;
- if (isec <fTPCParam->GetNInnerSector()) {
- x1 = xyz[1]*fTPCParam->GetInnerPadPitchWidth();
- y1 = fTPCParam->GetYInner(rowNumber);
- }
- else{
- x1=xyz[1]*fTPCParam->GetOuterPadPitchWidth();
- y1 = fTPCParam->GetYOuter(rowNumber);
- }
- // gain inefficiency at the wires edges - linear
- x1=TMath::Abs(x1);
- y1-=1.;
- if(x1>y1) xyz[3]*=TMath::Max(1.e-6,(y1-x1+1.));
-
- nofElectrons[rowNumber]++;
- //----------------------------------
- // Expand vector if necessary
- //----------------------------------
- if(nofElectrons[rowNumber]>120){
- Int_t range = tracks[rowNumber]->GetNrows();
- if((nofElectrons[rowNumber])>(range-1)/4){
-
- tracks[rowNumber]->ResizeTo(range+400); // Add 100 electrons
- }
+ //-----------------------------------------------
+ // Loop over electrons
+ //-----------------------------------------------
+ Int_t index[3];
+ index[1]=isec;
+ for(Int_t nel=0;nel<qI;nel++){
+ // skip if electron lost due to the attachment
+ if((gRandom->Rndm(0)) < attProb) continue; // electron lost!
+ xyz[0]=tpcHit->X();
+ xyz[1]=tpcHit->Y();
+ xyz[2]=tpcHit->Z();
+ //
+ // protection for the nonphysical avalanche size (10**6 maximum)
+ //
+ Double_t rn=TMath::Max(gRandom->Rndm(0),1.93e-22);
+ xyz[3]= (Float_t) (-gasgain*TMath::Log(rn));
+ index[0]=1;
+
+ TransportElectron(xyz,index);
+ Int_t rowNumber;
+ fTPCParam->GetPadRow(xyz,index);
+ // row 0 - cross talk from the innermost row
+ // row fNRow+1 cross talk from the outermost row
+ rowNumber = index[2]+1;
+ //transform position to local digit coordinates
+ //relative to nearest pad row
+ if ((rowNumber<0)||rowNumber>fTPCParam->GetNRow(isec)+1) continue;
+ Float_t x1,y1;
+ if (isec <fTPCParam->GetNInnerSector()) {
+ x1 = xyz[1]*fTPCParam->GetInnerPadPitchWidth();
+ y1 = fTPCParam->GetYInner(rowNumber);
+ }
+ else{
+ x1=xyz[1]*fTPCParam->GetOuterPadPitchWidth();
+ y1 = fTPCParam->GetYOuter(rowNumber);
+ }
+ // gain inefficiency at the wires edges - linear
+ x1=TMath::Abs(x1);
+ y1-=1.;
+ if(x1>y1) xyz[3]*=TMath::Max(1.e-6,(y1-x1+1.));
+
+ nofElectrons[rowNumber]++;
+ //----------------------------------
+ // Expand vector if necessary
+ //----------------------------------
+ if(nofElectrons[rowNumber]>120){
+ Int_t range = tracks[rowNumber]->GetNrows();
+ if((nofElectrons[rowNumber])>(range-1)/4){
+
+ tracks[rowNumber]->ResizeTo(range+400); // Add 100 electrons
}
-
- AliTPCFastVector &v = *tracks[rowNumber];
- Int_t idx = 4*nofElectrons[rowNumber]-3;
- Real_t * position = &(((AliTPCFastVector&)v).UncheckedAt(idx)); //make code faster
- memcpy(position,xyz,4*sizeof(Float_t));
-
- } // end of loop over electrons
+ }
+
+ TVector &v = *tracks[rowNumber];
+ Int_t idx = 4*nofElectrons[rowNumber]-3;
+ Real_t * position = &(((TVector&)v)(idx)); //make code faster
+ memcpy(position,xyz,4*sizeof(Float_t));
+
+ } // end of loop over electrons
- tpcHit = (AliTPChit*)NextHit();
-
- } // end of loop over hits
- } // end of loop over tracks
+ tpcHit = (AliTPChit*)NextHit();
+
+ } // end of loop over hits
+ } // end of loop over tracks
//
// store remaining track (the last one) if not empty
//
-
- for(i=0;i<nrows+2;i++){
- if(nofElectrons[i]>0){
- AliTPCFastVector &v = *tracks[i];
- v(0) = previousTrack;
- tracks[i]->ResizeTo(4*nofElectrons[i]+1); // shrink if necessary
- row[i]->Add(tracks[i]);
- }
- else{
- delete tracks[i];
- tracks[i]=0;
- }
- }
-
- delete [] tracks;
- delete [] nofElectrons;
-
+
+ for(i=0;i<nrows+2;i++){
+ if(nofElectrons[i]>0){
+ TVector &v = *tracks[i];
+ v(0) = previousTrack;
+ tracks[i]->ResizeTo(4*nofElectrons[i]+1); // shrink if necessary
+ row[i]->Add(tracks[i]);
+ }
+ else{
+ delete tracks[i];
+ tracks[i]=0;
+ }
+ }
+
+ delete [] tracks;
+ delete [] nofElectrons;
} // end of MakeSector
//
// Initialise TPC detector after definition of geometry
//
- Int_t i;
- //
- if(fDebug) {
- printf("\n%s: ",ClassName());
- for(i=0;i<35;i++) printf("*");
- printf(" TPC_INIT ");
- for(i=0;i<35;i++) printf("*");
- printf("\n%s: ",ClassName());
- //
- for(i=0;i<80;i++) printf("*");
- printf("\n");
- }
+ AliDebug(1,"*********************************************");
}
//_____________________________________________________________________________
//
// Create Tree branches for the TPC.
//
- if(GetDebug()) Info("MakeBranch","");
+ AliDebug(1,"");
Int_t buffersize = 4000;
char branchname[10];
sprintf(branchname,"%s",GetName());
const char *h = strstr(option,"H");
-
+
if ( h && (fHitType<=1) && (fHits == 0x0)) fHits = new TClonesArray("AliTPChit", 176);//skowron 20.06.03
AliDetector::MakeBranch(option);
-
+
const char *d = strstr(option,"D");
-
- if (fDigits && fLoader->TreeD() && d)
- {
- MakeBranchInTree(gAlice->TreeD(), branchname, &fDigits, buffersize, 0);
- }
+
+ if (fDigits && fLoader->TreeD() && d) {
+ MakeBranchInTree(gAlice->TreeD(), branchname, &fDigits, buffersize, 0);
+ }
if (fHitType>1) MakeBranch2(option,0); // MI change 14.09.2000
}
// gax mixture definition
- fNoComp = nc;
+ fNoComp = nc;
- fMixtComp[0]=c1;
- fMixtComp[1]=c2;
- fMixtComp[2]=c3;
+ fMixtComp[0]=c1;
+ fMixtComp[1]=c2;
+ fMixtComp[2]=c3;
- fMixtProp[0]=p1;
- fMixtProp[1]=p2;
- fMixtProp[2]=p3;
-
-
+ fMixtProp[0]=p1;
+ fMixtProp[1]=p2;
+ fMixtProp[2]=p3;
}
//_____________________________________________________________________________
//add nonisochronity (not implemented yet)
}
-ClassImp(AliTPCdigit)
-
-//_____________________________________________________________________________
-AliTPCdigit::AliTPCdigit(Int_t *tracks, Int_t *digits):
- AliDigit(tracks)
-{
- //
- // Creates a TPC digit object
- //
- fSector = digits[0];
- fPadRow = digits[1];
- fPad = digits[2];
- fTime = digits[3];
- fSignal = digits[4];
-}
-
-
ClassImp(AliTPChit)
//_____________________________________________________________________________
// Create a new branch in the current Root Tree
// The branch of fHits is automatically split
// MI change 14.09.2000
- if(GetDebug()) Info("MakeBranch2","");
+ AliDebug(1,"");
if (fHitType<2) return;
char branchname[10];
sprintf(branchname,"%s2",GetName());
// Get the pointer to the header
const char *cH = strstr(option,"H");
//
- if (fTrackHits && TreeH() && cH && fHitType&4)
- {
- if(GetDebug()) Info("MakeBranch2","Making branch for Type 4 Hits");
+ if (fTrackHits && TreeH() && cH && fHitType&4) {
+ AliDebug(1,"Making branch for Type 4 Hits");
TreeH()->Branch(branchname,"AliTPCTrackHitsV2",&fTrackHits,fBufferSize,99);
- }
+ }
- if (fTrackHitsOld && TreeH() && cH && fHitType&2)
- {
- if(GetDebug()) Info("MakeBranch2","Making branch for Type 2 Hits");
+ if (fTrackHitsOld && TreeH() && cH && fHitType&2) {
+ AliDebug(1,"Making branch for Type 2 Hits");
AliObjectBranch * branch = new AliObjectBranch(branchname,"AliTPCTrackHits",&fTrackHitsOld,
TreeH(),fBufferSize,99);
TreeH()->GetListOfBranches()->Add(branch);
- }
+ }
}
void AliTPC::SetTreeAddress()
{
-//Sets tree address for hits
- if (fHitType<=1)
- {
- if (fHits == 0x0 ) fHits = new TClonesArray("AliTPChit", 176);//skowron 20.06.03
- AliDetector::SetTreeAddress();
- }
+ //Sets tree address for hits
+ if (fHitType<=1) {
+ if (fHits == 0x0 ) fHits = new TClonesArray("AliTPChit", 176);//skowron 20.06.03
+ AliDetector::SetTreeAddress();
+ }
if (fHitType>1) SetTreeAddress2();
}
//
// Set branch address for the TrackHits Tree
//
- if(GetDebug()) Info("SetTreeAddress2","");
+ AliDebug(1,"");
TBranch *branch;
char branchname[20];
TTree *treeH = TreeH();
if ((treeH)&&(fHitType&4)) {
branch = treeH->GetBranch(branchname);
- if (branch)
- {
- branch->SetAddress(&fTrackHits);
- if (GetDebug()) Info("SetTreeAddress2","fHitType&4 Setting");
- }
+ if (branch) {
+ branch->SetAddress(&fTrackHits);
+ AliDebug(1,"fHitType&4 Setting");
+ }
else
- if (GetDebug()) Info("SetTreeAddress2","fHitType&4 Failed (can not find branch)");
+ AliDebug(1,"fHitType&4 Failed (can not find branch)");
}
if ((treeH)&&(fHitType&2)) {
branch = treeH->GetBranch(branchname);
- if (branch)
- {
- branch->SetAddress(&fTrackHitsOld);
- if (GetDebug()) Info("SetTreeAddress2","fHitType&2 Setting");
- }
- else if (GetDebug())
- Info("SetTreeAddress2","fHitType&2 Failed (can not find branch)");
+ if (branch) {
+ branch->SetAddress(&fTrackHitsOld);
+ AliDebug(1,"fHitType&2 Setting");
+ }
+ else
+ AliDebug(1,"fHitType&2 Failed (can not find branch)");
}
//set address to TREETR
-
+
TTree *treeTR = TreeTR();
if (treeTR && fTrackReferences) {
branch = treeTR->GetBranch(GetName());
rtrack=track;
gAlice->GetMCApp()->FlagTrack(track);
}
- //AliTPChit *hit = (AliTPChit*)fHits->UncheckedAt(fNhits-1);
- //if (hit->fTrack!=rtrack)
- // cout<<"bad track number\n";
if (fTrackHits && fHitType&4)
fTrackHits->AddHitKartez(vol[0],rtrack, hits[0],
hits[1],hits[2],(Int_t)hits[3]);
{
//
Int_t a = 0;
- /* if(fHitType==1) return AliDetector::LoadPoints(a);
- LoadPoints2(a);
- */
+
if(fHitType==1) AliDetector::LoadPoints(a);
else LoadPoints2(a);
-
- // LoadPoints3(a);
-
}
Int_t *volumes = fTrackHits->GetVolumes();
Int_t nvolumes = fTrackHits->GetNVolumes();
if (!volumes && nvolumes>0) {
- printf("Problematic track\t%d\t%d",track,nvolumes);
+ AliWarning(Form("Problematic track\t%d\t%d",track,nvolumes));
return kFALSE;
}
for (Int_t j=0;j<nvolumes; j++)
// Loop over all the hits and store their position
//
ahit = FirstHit2(-1);
- //for (Int_t hit=0;hit<nhits;hit++) {
Int_t lastrow = -1;
while (ahit){
- // ahit = (AliHit*)fHits->UncheckedAt(hit);
trk=ahit->GetTrack();
Float_t x[3]={ahit->X(),ahit->Y(),ahit->Z()};
Int_t index[3]={1,((AliTPChit*)ahit)->fSector,0};
points->SetMarkerSize(0.2);
points->SetDetector(this);
points->SetParticle(trk);
- // points->SetPolyMarker(ntrk[trk],coor[trk],GetMarkerStyle()20);
points->SetPolyMarker(ntrk[trk],coor[trk],30);
fPoints->AddAt(points,tracks+trk);
delete [] coor[trk];
-void AliTPC::FindTrackHitsIntersection(TClonesArray * /*arr*/)
-{
-
- //
- //fill clones array with intersection of current point with the
- //middle of the row
- Int_t sector;
- Int_t ipart;
-
- const Int_t kcmaxhits=30000;
- AliTPCFastVector * xxxx = new AliTPCFastVector(kcmaxhits*4);
- AliTPCFastVector & xxx = *xxxx;
- Int_t maxhits = kcmaxhits;
-
- //
- AliTPChit * tpcHit=0;
- tpcHit = (AliTPChit*)FirstHit2(-1);
- Int_t currentIndex=0;
- Int_t lastrow=-1; //last writen row
-
- while (tpcHit){
- if (tpcHit==0) continue;
- sector=tpcHit->fSector; // sector number
- ipart=tpcHit->Track();
-
- //find row number
-
- Float_t x[3]={tpcHit->X(),tpcHit->Y(),tpcHit->Z()};
- Int_t index[3]={1,sector,0};
- Int_t currentrow = fTPCParam->GetPadRow(x,index) ;
- if (currentrow<0) continue;
- if (lastrow<0) lastrow=currentrow;
- if (currentrow==lastrow){
- if ( currentIndex>=maxhits){
- maxhits+=kcmaxhits;
- xxx.ResizeTo(4*maxhits);
- }
- xxx(currentIndex*4)=x[0];
- xxx(currentIndex*4+1)=x[1];
- xxx(currentIndex*4+2)=x[2];
- xxx(currentIndex*4+3)=tpcHit->fQ;
- currentIndex++;
- }
- else
- if (currentIndex>2){
- Float_t sumx=0;
- Float_t sumx2=0;
- Float_t sumx3=0;
- Float_t sumx4=0;
- Float_t sumy=0;
- Float_t sumxy=0;
- Float_t sumx2y=0;
- Float_t sumz=0;
- Float_t sumxz=0;
- Float_t sumx2z=0;
- Float_t sumq=0;
- for (Int_t index=0;index<currentIndex;index++){
- Float_t x,x2,x3,x4;
- x=x2=x3=x4=xxx(index*4);
- x2*=x;
- x3*=x2;
- x4*=x3;
- sumx+=x;
- sumx2+=x2;
- sumx3+=x3;
- sumx4+=x4;
- sumy+=xxx(index*4+1);
- sumxy+=xxx(index*4+1)*x;
- sumx2y+=xxx(index*4+1)*x2;
- sumz+=xxx(index*4+2);
- sumxz+=xxx(index*4+2)*x;
- sumx2z+=xxx(index*4+2)*x2;
- sumq+=xxx(index*4+3);
- }
- Float_t centralPad = (fTPCParam->GetNPads(sector,lastrow)-1)/2;
- Float_t det=currentIndex*(sumx2*sumx4-sumx3*sumx3)-sumx*(sumx*sumx4-sumx2*sumx3)+
- sumx2*(sumx*sumx3-sumx2*sumx2);
-
- Float_t detay=sumy*(sumx2*sumx4-sumx3*sumx3)-sumx*(sumxy*sumx4-sumx2y*sumx3)+
- sumx2*(sumxy*sumx3-sumx2y*sumx2);
- Float_t detaz=sumz*(sumx2*sumx4-sumx3*sumx3)-sumx*(sumxz*sumx4-sumx2z*sumx3)+
- sumx2*(sumxz*sumx3-sumx2z*sumx2);
-
- Float_t detby=currentIndex*(sumxy*sumx4-sumx2y*sumx3)-sumy*(sumx*sumx4-sumx2*sumx3)+
- sumx2*(sumx*sumx2y-sumx2*sumxy);
- Float_t detbz=currentIndex*(sumxz*sumx4-sumx2z*sumx3)-sumz*(sumx*sumx4-sumx2*sumx3)+
- sumx2*(sumx*sumx2z-sumx2*sumxz);
-
- Float_t y=detay/det+centralPad;
- Float_t z=detaz/det;
- Float_t by=detby/det; //y angle
- Float_t bz=detbz/det; //z angle
- sumy/=Float_t(currentIndex);
- sumz/=Float_t(currentIndex);
-
- AliComplexCluster cl;
- cl.fX=z;
- cl.fY=y;
- cl.fQ=sumq;
- cl.fSigmaX2=bz;
- cl.fSigmaY2=by;
- cl.fTracks[0]=ipart;
-
- AliTPCClustersRow * row = (fClustersArray->GetRow(sector,lastrow));
- if (row!=0) row->InsertCluster(&cl);
- currentIndex=0;
- lastrow=currentrow;
- } //end of calculating cluster for given row
-
- } // end of loop over hits
- xxxx->Delete();
-
-}
-//_______________________________________________________________________________
-void AliTPC::Digits2Reco(Int_t firstevent,Int_t lastevent)
-{
- // produces rec points from digits and writes them on the root file
- // AliTPCclusters.root
-
- TDirectory *cwd = gDirectory;
-
-
- AliTPCParamSR *dig=(AliTPCParamSR *)gDirectory->Get("75x40_100x60");
- if(dig){
- printf("You are running 2 pad-length geom hits with 3 pad-length geom digits\n");
- delete dig;
- dig = new AliTPCParamSR();
- }
- else
- {
- dig=(AliTPCParamSR *)gDirectory->Get("75x40_100x60_150x60");
- }
- if(!dig){
- printf("No TPC parameters found\n");
- exit(3);
- }
-
- SetParam(dig);
- cout<<"AliTPC::Digits2Reco: TPC parameteres have been set"<<endl;
- TFile *out;
- if(!gSystem->Getenv("CONFIG_FILE")){
- out=TFile::Open("AliTPCclusters.root","recreate");
- }
- else {
- const char *tmp1;
- const char *tmp2;
- char tmp3[80];
- tmp1=gSystem->Getenv("CONFIG_FILE_PREFIX");
- tmp2=gSystem->Getenv("CONFIG_OUTDIR");
- sprintf(tmp3,"%s%s/AliTPCclusters.root",tmp1,tmp2);
- out=TFile::Open(tmp3,"recreate");
- }
-
- TStopwatch timer;
- cout<<"AliTPC::Digits2Reco - determination of rec points begins"<<endl;
- timer.Start();
- cwd->cd();
- for(Int_t iev=firstevent;iev<lastevent+1;iev++){
-
- printf("Processing event %d\n",iev);
- Digits2Clusters(iev);
- }
- cout<<"AliTPC::Digits2Reco - determination of rec points ended"<<endl;
- timer.Stop();
- timer.Print();
- out->Close();
- cwd->cd();
-
-
-}
-
AliLoader* AliTPC::MakeLoader(const char* topfoldername)
{
-//Makes TPC loader
- fLoader = new AliTPCLoader(GetName(),topfoldername);
- return fLoader;
+ //Makes TPC loader
+ fLoader = new AliTPCLoader(GetName(),topfoldername);
+ return fLoader;
}
////////////////////////////////////////////////////////////////////////
sprintf(paramName,"75x40_100x60_150x60");
AliTPCParam *paramTPC=(AliTPCParam*)file->Get(paramName);
if (paramTPC) {
- cout<<"TPC parameters "<<paramName<<" found."<<endl;
+ AliDebugClass(1,Form("TPC parameters %s found.",paramName));
} else {
- cerr<<"TPC parameters not found. Create new (they may be incorrect)."
- <<endl;
+ AliWarningClass("TPC parameters not found. Create new (they may be incorrect)");
paramTPC = new AliTPCParamSR;
}
return paramTPC;
}
-//____________________________________________________________________________
-Double_t SigmaY2(Double_t r, Double_t tgl, Double_t pt)
-{
- //
- // Parametrised error of the cluster reconstruction (pad direction)
- //
- // Sigma rphi
- const Float_t kArphi=0.41818e-2;
- const Float_t kBrphi=0.17460e-4;
- const Float_t kCrphi=0.30993e-2;
- const Float_t kDrphi=0.41061e-3;
-
- pt=TMath::Abs(pt)*1000.;
- Double_t x=r/pt;
- tgl=TMath::Abs(tgl);
- Double_t s=kArphi - kBrphi*r*tgl + kCrphi*x*x + kDrphi*x;
- if (s<0.4e-3) s=0.4e-3;
- s*=1.3; //Iouri Belikov
-
- return s;
-}
-
-
-//____________________________________________________________________________
-Double_t SigmaZ2(Double_t r, Double_t tgl)
-{
- //
- // Parametrised error of the cluster reconstruction (drift direction)
- //
- // Sigma z
- const Float_t kAz=0.39614e-2;
- const Float_t kBz=0.22443e-4;
- const Float_t kCz=0.51504e-1;
-
-
- tgl=TMath::Abs(tgl);
- Double_t s=kAz - kBz*r*tgl + kCz*tgl*tgl;
- if (s<0.4e-3) s=0.4e-3;
- s*=1.3; //Iouri Belikov
-
- return s;
-}
-