X-Git-Url: http://git.uio.no/git/?a=blobdiff_plain;f=PMD%2FAliPMDDigitizer.cxx;h=39171b4418e70f09cc51bfd0e672d470d0bdfece;hb=ed5512107390ee1d6b033403dcd839093b8069d0;hp=e16e879175416282b3c27240306368a2d2366319;hpb=0a80e3f8bc19070b0a8b66ddcd7d9d1e97004fec;p=u%2Fmrichter%2FAliRoot.git diff --git a/PMD/AliPMDDigitizer.cxx b/PMD/AliPMDDigitizer.cxx index e16e8791754..39171b4418e 100644 --- a/PMD/AliPMDDigitizer.cxx +++ b/PMD/AliPMDDigitizer.cxx @@ -30,10 +30,10 @@ #include #include #include +#include +#include "AliLog.h" #include "AliRun.h" -#include "AliPMD.h" -#include "AliPMDhit.h" #include "AliHit.h" #include "AliDetector.h" #include "AliRunLoader.h" @@ -43,12 +43,20 @@ #include "AliRunDigitizer.h" #include "AliDigitizer.h" #include "AliHeader.h" +#include "AliCDBManager.h" +#include "AliCDBStorage.h" +#include "AliCDBEntry.h" +#include "AliMC.h" +#include "AliPMD.h" +#include "AliPMDhit.h" #include "AliPMDcell.h" #include "AliPMDsdigit.h" #include "AliPMDdigit.h" +#include "AliPMDCalibData.h" +#include "AliPMDPedestal.h" #include "AliPMDDigitizer.h" -#include "AliMC.h" + ClassImp(AliPMDDigitizer) @@ -57,14 +65,16 @@ AliPMDDigitizer::AliPMDDigitizer() : fPMDHit(0), fPMD(0), fPMDLoader(0), + fCalibGain(GetCalibGain()), + fCalibPed(GetCalibPed()), fSDigits(0), fDigits(0), + fCPVCell(0), fCell(0), - fDebug(0), fNsdigit(0), fNdigit(0), fDetNo(0), - fZPos(361.5)// in units of cm, This is the default position of PMD + fZPos(361.5) // in units of cm, default position of PMD { // Default Constructor // @@ -74,27 +84,62 @@ AliPMDDigitizer::AliPMDDigitizer() : { for (Int_t k = 0; k < fgkCol; k++) { - fCPV[i][j][k] = 0.; - fPRE[i][j][k] = 0.; - fPRECounter[i][j][k] = 0; - fPRETrackNo[i][j][k] = -1; - fCPVTrackNo[i][j][k] = -1; + fCPV[i][j][k] = 0.; + fPRE[i][j][k] = 0.; + fCPVCounter[i][j][k] = 0; + fPRECounter[i][j][k] = 0; + fCPVTrackNo[i][j][k] = -1; + fPRETrackNo[i][j][k] = -1; + fCPVTrackPid[i][j][k] = -1; + fPRETrackPid[i][j][k] = -1; } } } } //____________________________________________________________________________ -AliPMDDigitizer::AliPMDDigitizer(AliRunDigitizer* manager) - :AliDigitizer(manager), +AliPMDDigitizer::AliPMDDigitizer(const AliPMDDigitizer& digitizer): + AliDigitizer(digitizer), + fRunLoader(0), + fPMDHit(0), + fPMD(0), + fPMDLoader(0), + fCalibGain(GetCalibGain()), + fCalibPed(GetCalibPed()), + fSDigits(0), + fDigits(0), + fCPVCell(0), + fCell(0), + fNsdigit(0), + fNdigit(0), + fDetNo(0), + fZPos(361.5) // in units of cm, default position of PMD +{ + // copy constructor + AliError("Copy constructor not allowed "); + +} +//____________________________________________________________________________ +AliPMDDigitizer & AliPMDDigitizer::operator=(const AliPMDDigitizer& /*digitizer*/) +{ + // Assignment operator + AliError("Assignement operator not allowed "); + + return *this; +} +//____________________________________________________________________________ +AliPMDDigitizer::AliPMDDigitizer(AliRunDigitizer* manager): + AliDigitizer(manager), fRunLoader(0), fPMDHit(0), fPMD(0), fPMDLoader(0), + fCalibGain(GetCalibGain()), + fCalibPed(GetCalibPed()), fSDigits(new TClonesArray("AliPMDsdigit", 1000)), fDigits(new TClonesArray("AliPMDdigit", 1000)), + fCPVCell(0), fCell(0), - fDebug(0), fNsdigit(0), fNdigit(0), fDetNo(0), @@ -102,21 +147,26 @@ AliPMDDigitizer::AliPMDDigitizer(AliRunDigitizer* manager) { // ctor which should be used + for (Int_t i = 0; i < fgkTotUM; i++) { for (Int_t j = 0; j < fgkRow; j++) { for (Int_t k = 0; k < fgkCol; k++) { - fCPV[i][j][k] = 0.; - fPRE[i][j][k] = 0.; - fPRECounter[i][j][k] = 0; - fPRETrackNo[i][j][k] = -1; - fCPVTrackNo[i][j][k] = -1; + fCPV[i][j][k] = 0.; + fPRE[i][j][k] = 0.; + fCPVCounter[i][j][k] = 0; + fPRECounter[i][j][k] = 0; + fCPVTrackNo[i][j][k] = -1; + fPRETrackNo[i][j][k] = -1; + fCPVTrackPid[i][j][k] = -1; + fPRETrackPid[i][j][k] = -1; } } } } + //____________________________________________________________________________ AliPMDDigitizer::~AliPMDDigitizer() { @@ -132,6 +182,7 @@ AliPMDDigitizer::~AliPMDDigitizer() delete fDigits; fDigits=0; } + fCPVCell.Delete(); fCell.Delete(); } // @@ -147,43 +198,43 @@ void AliPMDDigitizer::OpengAliceFile(const char *file, Option_t *option) TString evfoldname = AliConfig::GetDefaultEventFolderName(); fRunLoader = AliRunLoader::GetRunLoader(evfoldname); if (!fRunLoader) - fRunLoader = AliRunLoader::Open(file,AliConfig::GetDefaultEventFolderName(), - "UPDATE"); + fRunLoader = AliRunLoader::Open(file,AliConfig::GetDefaultEventFolderName(), "UPDATE"); if (!fRunLoader) { - Error("Open","Can not open session for file %s.",file); + AliError(Form("Can not open session for file %s.",file)); } - - if (!fRunLoader->GetAliRun()) fRunLoader->LoadgAlice(); - if (!fRunLoader->TreeE()) fRunLoader->LoadHeader(); - if (!fRunLoader->TreeK()) fRunLoader->LoadKinematics(); - gAlice = fRunLoader->GetAliRun(); + const char *cHS = strstr(option,"HS"); + const char *cHD = strstr(option,"HD"); + const char *cSD = strstr(option,"SD"); - if (fDebug) { - if (gAlice) - { - printf(" "); - printf("AliRun object found on file.\n"); - } - else - { - printf(" "); - printf("Could not find AliRun object.\n"); - } - } + if(cHS || cHD) + { + if (!fRunLoader->GetAliRun()) fRunLoader->LoadgAlice(); + if (!fRunLoader->TreeE()) fRunLoader->LoadHeader(); + if (!fRunLoader->TreeK()) fRunLoader->LoadKinematics(); - fPMD = (AliPMD*)gAlice->GetDetector("PMD"); + gAlice = fRunLoader->GetAliRun(); + + if (gAlice) + { + AliDebug(1,"Alirun object found"); + } + else + { + AliError("Could not found Alirun object"); + } + + fPMD = (AliPMD*)gAlice->GetDetector("PMD"); + } + fPMDLoader = fRunLoader->GetLoader("PMDLoader"); if (fPMDLoader == 0x0) { - cerr<<"Hits2Digits : Can not find PMD or PMDLoader\n"; + AliError("Can not find PMDLoader"); } - const char *cHS = strstr(option,"HS"); - const char *cHD = strstr(option,"HD"); - const char *cSD = strstr(option,"SD"); if (cHS) { @@ -207,29 +258,31 @@ void AliPMDDigitizer::Hits2SDigits(Int_t ievt) // This reads the PMD Hits tree and assigns the right track number // to a cell and stores in the summable digits tree // - // cout << " -------- Beginning of Hits2SDigits ----------- " << endl; const Int_t kPi0 = 111; const Int_t kGamma = 22; - Int_t npmd; - Int_t trackno; - Int_t smnumber; - Int_t trackpid; - Int_t mtrackno; - Int_t mtrackpid; - - Float_t xPos, yPos, zPos; + Int_t npmd = 0; + Int_t trackno = 0; + Int_t smnumber = 0; + Int_t trackpid = 0; + Int_t mtrackno = 0; + Int_t mtrackpid = 0; + + Float_t xPos = 0., yPos = 0., zPos = 0.; Int_t xpad = -1, ypad = -1; - Float_t edep; + Float_t edep = 0.; Float_t vx = -999.0, vy = -999.0, vz = -999.0; if (!fSDigits) fSDigits = new TClonesArray("AliPMDsdigit", 1000); ResetSDigit(); - if (fDebug) printf("Event Number = %d \n",ievt); + AliDebug(1,Form("Event Number = %d",ievt)); Int_t nparticles = fRunLoader->GetHeader()->GetNtrack(); - if (fDebug) printf("Number of Particles = %d \n", nparticles); + AliDebug(1,Form("Number of Particles = %d",nparticles)); + + // + fRunLoader->GetEvent(ievt); // ------------------------------------------------------- // // Pointer to specific detector hits. @@ -238,8 +291,7 @@ void AliPMDDigitizer::Hits2SDigits(Int_t ievt) TTree* treeH = fPMDLoader->TreeH(); Int_t ntracks = (Int_t) treeH->GetEntries(); - if (fDebug) printf("Number of Tracks in the TreeH = %d \n", ntracks); - + AliDebug(1,Form("Number of Tracks in the TreeH = %d", ntracks)); TTree* treeS = fPMDLoader->TreeS(); if (treeS == 0x0) { @@ -247,21 +299,21 @@ void AliPMDDigitizer::Hits2SDigits(Int_t ievt) treeS = fPMDLoader->TreeS(); } Int_t bufsize = 16000; - treeS->Branch("PMDSDigit", &fSDigits, bufsize); + treeS->Branch("PMDSDigit", &fSDigits, bufsize); TClonesArray* hits = 0; if (fPMD) hits = fPMD->Hits(); // Start loop on tracks in the hits containers - for (Int_t track=0; trackResetHits(); + gAlice->GetMCApp()->ResetHits(); treeH->GetEvent(track); - if (fPMD) + if (fPMD) { npmd = hits->GetEntriesFast(); - for (int ipmd = 0; ipmd < npmd; ipmd++) + for (Int_t ipmd = 0; ipmd < npmd; ipmd++) { fPMDHit = (AliPMDhit*) hits->UncheckedAt(ipmd); trackno = fPMDHit->GetTrack(); @@ -269,15 +321,10 @@ void AliPMDDigitizer::Hits2SDigits(Int_t ievt) TParticle* mparticle = gAlice->GetMCApp()->Particle(trackno); trackpid = mparticle->GetPdgCode(); - - Int_t igatr = -999; - Int_t ichtr = -999; - Int_t igapid = -999; + Int_t ks = mparticle->GetStatusCode(); Int_t imo; - Int_t igen = 0; - Int_t idmo = -999; - Int_t tracknoOld=0, trackpidOld=0, statusOld = 0; + if (mparticle->GetFirstMother() == -1) { tracknoOld = trackno; @@ -285,95 +332,106 @@ void AliPMDDigitizer::Hits2SDigits(Int_t ievt) statusOld = -1; } Int_t igstatus = 0; - while((imo = mparticle->GetFirstMother()) >= 0) - { - igen++; + Int_t trnotemp = trackno; // Modified on 25th Nov 2009 + if(ks==1||(imo = mparticle->GetFirstMother())<0 ){ + vx = mparticle->Vx(); + vy = mparticle->Vy(); + vz = mparticle->Vz(); + + if(trackpid==kGamma||trackpid==11||trackpid==-11|| + trackpid==kPi0)igstatus=1; + } + + + while(((imo = mparticle->GetFirstMother()) >= 0)&& + (ks = mparticle->GetStatusCode() <1) ) + { mparticle = gAlice->GetMCApp()->Particle(imo); - idmo = mparticle->GetPdgCode(); - + trackpid = mparticle->GetPdgCode(); + ks = mparticle->GetStatusCode(); vx = mparticle->Vx(); vy = mparticle->Vy(); vz = mparticle->Vz(); - - //printf("==> Mother ID %5d %5d %5d Vertex: %13.3f %13.3f %13.3f\n", igen, imo, idmo, vx, vy, vz); - //fprintf(fpw1,"==> Mother ID %5d %5d %5d Vertex: %13.3f %13.3f %13.3f\n", igen, imo, idmo, vx, vy, vz); - if ((idmo == kGamma || idmo == -11 || idmo == 11) && vx == 0. && vy == 0. && vz == 0.) + + // Modified on 25th Nov 2009 + + trnotemp = trackno; + if(trackpid == 111) { - igatr = imo; - igapid = idmo; - igstatus = 1; + trackno = trnotemp; } - if(igstatus == 0) + if(trackpid != 111) { - if (idmo == kPi0 && vx == 0. && vy == 0. && vz == 0.) - { - igatr = imo; - igapid = idmo; - } + trackno=imo; } - ichtr = imo; + // end of modification on 25th Nov 2009 } + + if(trackpid==kGamma||trackpid==11||trackpid==-11|| + trackpid==kPi0)igstatus=1; + mtrackpid=trackpid; + mtrackno=trackno; + trackpid=trackpidOld; + trackno=tracknoOld; + + //-----------------end of modification---------------- + Float_t ptime = fPMDHit->GetTime()*1e6; // time in microsec + if (ptime < 0. || ptime > 1.2) continue; - if (idmo == kPi0 && vx == 0. && vy == 0. && vz == 0.) - { - mtrackno = igatr; - mtrackpid = igapid; - } - else - { - mtrackno = ichtr; - mtrackpid = idmo; - } - if (statusOld == -1) - { - mtrackno = tracknoOld; - mtrackpid = trackpidOld; - } xPos = fPMDHit->X(); yPos = fPMDHit->Y(); zPos = fPMDHit->Z(); - + edep = fPMDHit->GetEnergy(); Int_t vol1 = fPMDHit->GetVolume(1); // Column Int_t vol2 = fPMDHit->GetVolume(2); // Row - Int_t vol3 = fPMDHit->GetVolume(3); // UnitModule - Int_t vol6 = fPMDHit->GetVolume(6); // SuperModule + Int_t vol7 = fPMDHit->GetVolume(4); // Serial Module No + // -----------------------------------------// + // In new geometry after adding electronics // // For Super Module 1 & 2 // - // nrow = 96, ncol = 48 // - // For Super Module 3 & 4 // // nrow = 48, ncol = 96 // + // For Super Module 3 & 4 // + // nrow = 96, ncol = 48 // // -----------------------------------------// - - smnumber = (vol6-1)*6 + vol3; - if (vol6 == 1 || vol6 == 2) + if (vol7 < 24) { - xpad = vol1; - ypad = vol2; + smnumber = vol7; + } + else + { + smnumber = vol7 - 24; } - else if (vol6 == 3 || vol6 == 4) + Int_t vol8 = smnumber/6 + 1; // fake supermodule + + if (vol8 == 1 || vol8 == 2) { xpad = vol2; ypad = vol1; } + else if (vol8 == 3 || vol8 == 4) + { + xpad = vol1; + ypad = vol2; + } - //cout << "zpos = " << zPos << " edep = " << edep << endl; + AliDebug(2,Form("Zposition = %f Edeposition = %f",zPos,edep)); - Float_t zposition = TMath::Abs(zPos); - if (zposition < fZPos) + if (vol7 < 24) { - // CPV - fDetNo = 1; + // PRE + fDetNo = 0; } - else if (zposition > fZPos) + else { - // PMD - fDetNo = 0; + // CPV + fDetNo = 1; } - Int_t smn = smnumber - 1; + + Int_t smn = smnumber; Int_t ixx = xpad - 1; Int_t iyy = ypad - 1; if (fDetNo == 0) @@ -382,24 +440,26 @@ void AliPMDDigitizer::Hits2SDigits(Int_t ievt) fPRECounter[smn][ixx][iyy]++; AliPMDcell* cell = new AliPMDcell(mtrackno,smn,ixx,iyy,edep); - fCell.Add(cell); } else if(fDetNo == 1) { fCPV[smn][ixx][iyy] += edep; - fCPVTrackNo[smn][ixx][iyy] = mtrackno; + fCPVCounter[smn][ixx][iyy]++; + AliPMDcell* cpvcell = new AliPMDcell(mtrackno,smn,ixx,iyy,edep); + fCPVCell.Add(cpvcell); } } } } // Track Loop ended - + TrackAssignment2CPVCell(); TrackAssignment2Cell(); ResetCell(); Float_t deltaE = 0.; Int_t detno = 0; Int_t trno = -1; + Int_t trpid = -99; for (Int_t idet = 0; idet < 2; idet++) { @@ -423,7 +483,10 @@ void AliPMDDigitizer::Hits2SDigits(Int_t ievt) } if (deltaE > 0.) { - AddSDigit(trno,detno,ism,jrow,kcol,deltaE); + // Natasha + TParticle *mparticle = gAlice->GetMCApp()->Particle(trno); + trpid = mparticle->GetPdgCode(); + AddSDigit(trno,trpid,detno,ism,jrow,kcol,deltaE); } } } @@ -433,8 +496,6 @@ void AliPMDDigitizer::Hits2SDigits(Int_t ievt) } fPMDLoader->WriteSDigits("OVERWRITE"); ResetCellADC(); - - // cout << " -------- End of Hits2SDigit ----------- " << endl; } //____________________________________________________________________________ @@ -445,25 +506,25 @@ void AliPMDDigitizer::Hits2Digits(Int_t ievt) // const Int_t kPi0 = 111; const Int_t kGamma = 22; - Int_t npmd; - Int_t trackno; - Int_t smnumber; - Int_t trackpid; - Int_t mtrackno; - Int_t mtrackpid; - - Float_t xPos, yPos, zPos; + Int_t npmd = 0; + Int_t trackno = 0; + Int_t smnumber = 0; + Int_t trackpid = 0; + Int_t mtrackno = 0; + Int_t mtrackpid = 0; + + Float_t xPos = 0., yPos = 0., zPos = 0.; Int_t xpad = -1, ypad = -1; - Float_t edep; + Float_t edep = 0.; Float_t vx = -999.0, vy = -999.0, vz = -999.0; if (!fDigits) fDigits = new TClonesArray("AliPMDdigit", 1000); ResetDigit(); - if (fDebug) printf("Event Number = %d \n",ievt); - + AliDebug(1,Form("Event Number = %d",ievt)); Int_t nparticles = fRunLoader->GetHeader()->GetNtrack(); - if (fDebug) printf("Number of Particles = %d \n", nparticles); + AliDebug(1,Form("Number of Particles = %d", nparticles)); + fRunLoader->GetEvent(ievt); // ------------------------------------------------------- // // Pointer to specific detector hits. @@ -474,11 +535,11 @@ void AliPMDDigitizer::Hits2Digits(Int_t ievt) if (fPMDLoader == 0x0) { - cerr<<"Hits2Digits method : Can not find PMD or PMDLoader\n"; + AliError("Can not find PMD or PMDLoader"); } TTree* treeH = fPMDLoader->TreeH(); Int_t ntracks = (Int_t) treeH->GetEntries(); - if (fDebug) printf("Number of Tracks in the TreeH = %d \n", ntracks); + AliDebug(1,Form("Number of Tracks in the TreeH = %d", ntracks)); fPMDLoader->LoadDigits("recreate"); TTree* treeD = fPMDLoader->TreeD(); if (treeD == 0x0) @@ -487,22 +548,22 @@ void AliPMDDigitizer::Hits2Digits(Int_t ievt) treeD = fPMDLoader->TreeD(); } Int_t bufsize = 16000; - treeD->Branch("PMDDigit", &fDigits, bufsize); + treeD->Branch("PMDDigit", &fDigits, bufsize); TClonesArray* hits = 0; if (fPMD) hits = fPMD->Hits(); // Start loop on tracks in the hits containers - for (Int_t track=0; trackResetHits(); + gAlice->GetMCApp()->ResetHits(); treeH->GetEvent(track); - if (fPMD) + if (fPMD) { npmd = hits->GetEntriesFast(); - for (int ipmd = 0; ipmd < npmd; ipmd++) + for (Int_t ipmd = 0; ipmd < npmd; ipmd++) { fPMDHit = (AliPMDhit*) hits->UncheckedAt(ipmd); trackno = fPMDHit->GetTrack(); @@ -511,14 +572,8 @@ void AliPMDDigitizer::Hits2Digits(Int_t ievt) TParticle* mparticle = gAlice->GetMCApp()->Particle(trackno); trackpid = mparticle->GetPdgCode(); - - Int_t igatr = -999; - Int_t ichtr = -999; - Int_t igapid = -999; + Int_t ks = mparticle->GetStatusCode(); Int_t imo; - Int_t igen = 0; - Int_t idmo = -999; - Int_t tracknoOld=0, trackpidOld=0, statusOld = 0; if (mparticle->GetFirstMother() == -1) { @@ -528,98 +583,101 @@ void AliPMDDigitizer::Hits2Digits(Int_t ievt) } Int_t igstatus = 0; - while((imo = mparticle->GetFirstMother()) >= 0) - { - igen++; + Int_t trnotemp = trackno; // modified on 25th Nov 2009 + if(ks==1||(imo = mparticle->GetFirstMother())<0 ){ + vx = mparticle->Vx(); + vy = mparticle->Vy(); + vz = mparticle->Vz(); + + if(trackpid==kGamma||trackpid==11||trackpid==-11||trackpid==kPi0) + igstatus=1; + } + + + while(((imo = mparticle->GetFirstMother()) >= 0)&& + (ks = mparticle->GetStatusCode() <1) ) + { mparticle = gAlice->GetMCApp()->Particle(imo); - idmo = mparticle->GetPdgCode(); - + trackpid = mparticle->GetPdgCode(); + ks = mparticle->GetStatusCode(); vx = mparticle->Vx(); vy = mparticle->Vy(); vz = mparticle->Vz(); - - //printf("==> Mother ID %5d %5d %5d Vertex: %13.3f %13.3f %13.3f\n", igen, imo, idmo, vx, vy, vz); - //fprintf(fpw1,"==> Mother ID %5d %5d %5d Vertex: %13.3f %13.3f %13.3f\n", igen, imo, idmo, vx, vy, vz); - if ((idmo == kGamma || idmo == -11 || idmo == 11) && vx == 0. && vy == 0. && vz == 0.) + + // Modified on 25th Nov 2009 + + trnotemp = trackno; + if(trackpid == 111) { - igatr = imo; - igapid = idmo; - igstatus = 1; + trackno = trnotemp; } - if(igstatus == 0) + if(trackpid != 111) { - if (idmo == kPi0 && vx == 0. && vy == 0. && vz == 0.) - { - igatr = imo; - igapid = idmo; - } + trackno=imo; } - ichtr = imo; - } - - if (idmo == kPi0 && vx == 0. && vy == 0. && vz == 0.) - { - mtrackno = igatr; - mtrackpid = igapid; - } - else - { - mtrackno = ichtr; - mtrackpid = idmo; - } - if (statusOld == -1) - { - mtrackno = tracknoOld; - mtrackpid = trackpidOld; } + + if(trackpid==kGamma||trackpid==11||trackpid==-11||trackpid==kPi0) + igstatus=1; + mtrackpid=trackpid; + mtrackno=trackno; + trackpid=trackpidOld; + trackno=tracknoOld; + + Float_t ptime = fPMDHit->GetTime()*1e6; + if (ptime < 0. || ptime > 1.2) continue; xPos = fPMDHit->X(); yPos = fPMDHit->Y(); zPos = fPMDHit->Z(); - edep = fPMDHit->GetEnergy(); Int_t vol1 = fPMDHit->GetVolume(1); // Column Int_t vol2 = fPMDHit->GetVolume(2); // Row - Int_t vol3 = fPMDHit->GetVolume(3); // UnitModule - Int_t vol6 = fPMDHit->GetVolume(6); // SuperModule + Int_t vol7 = fPMDHit->GetVolume(4); // Serial Module No // -----------------------------------------// + // In new geometry after adding electronics // // For Super Module 1 & 2 // - // nrow = 96, ncol = 48 // - // For Super Module 3 & 4 // // nrow = 48, ncol = 96 // + // For Super Module 3 & 4 // + // nrow = 96, ncol = 48 // // -----------------------------------------// - smnumber = (vol6-1)*6 + vol3; - - if (vol6 == 1 || vol6 == 2) + if (vol7 < 24) { - xpad = vol1; - ypad = vol2; + smnumber = vol7; + } + else + { + smnumber = vol7 - 24; } - else if (vol6 == 3 || vol6 == 4) + Int_t vol8 = smnumber/6 + 1; // fake supermodule + + if (vol8 == 1 || vol8 == 2) { xpad = vol2; ypad = vol1; } + else if (vol8 == 3 || vol8 == 4) + { + xpad = vol1; + ypad = vol2; + } - //cout << "-zpos = " << -zPos << endl; - - Float_t zposition = TMath::Abs(zPos); + AliDebug(2,Form("ZPosition = %f Edeposition = %f",zPos,edep)); - if (zposition < fZPos) + if (vol7 < 24) { - // CPV - fDetNo = 1; + // PRE + fDetNo = 0; } - else if (zposition > fZPos) + else { - // PMD - fDetNo = 0; + fDetNo = 1; } - Int_t smn = smnumber - 1; + Int_t smn = smnumber; Int_t ixx = xpad - 1; Int_t iyy = ypad - 1; if (fDetNo == 0) @@ -634,56 +692,88 @@ void AliPMDDigitizer::Hits2Digits(Int_t ievt) else if(fDetNo == 1) { fCPV[smn][ixx][iyy] += edep; - fCPVTrackNo[smn][ixx][iyy] = mtrackno; + fCPVCounter[smn][ixx][iyy]++; + AliPMDcell* cpvcell = new AliPMDcell(mtrackno,smn,ixx,iyy,edep); + fCPVCell.Add(cpvcell); } } } } // Track Loop ended - + TrackAssignment2CPVCell(); TrackAssignment2Cell(); ResetCell(); - Float_t adc; + Float_t gain1 = 1.; + Float_t adc = 0. ; Float_t deltaE = 0.; - Int_t detno = 0; - Int_t trno = 1; + Int_t detno = 0; + Int_t trno = 1; + Int_t trpid = -99; for (Int_t idet = 0; idet < 2; idet++) - { + { for (Int_t ism = 0; ism < fgkTotUM; ism++) - { + { for (Int_t jrow = 0; jrow < fgkRow; jrow++) - { + { for (Int_t kcol = 0; kcol < fgkCol; kcol++) - { + { if (idet == 0) - { + { deltaE = fPRE[ism][jrow][kcol]; trno = fPRETrackNo[ism][jrow][kcol]; - detno = 0; - } + detno = 0; + } else if (idet == 1) - { + { deltaE = fCPV[ism][jrow][kcol]; trno = fCPVTrackNo[ism][jrow][kcol]; - detno = 1; - } + detno = 1; + } if (deltaE > 0.) - { + { MeV2ADC(deltaE,adc); - AddDigit(trno,detno,ism,jrow,kcol,adc); - } - } // column loop - } // row loop - } // supermodule loop - treeD->Fill(); - ResetDigit(); - } // detector loop + // To decalibrate the adc values + // + gain1 = Gain(idet,ism,jrow,kcol); + if (gain1 != 0.) + { + Int_t adcDecalib = (Int_t)(adc/gain1); + adc = (Float_t) adcDecalib; + } + else if(gain1 == 0.) + { + adc = 0.; + } + + // Pedestal Decalibration + Int_t pedmeanrms = + fCalibPed->GetPedMeanRms(idet,ism,jrow,kcol); + Int_t pedrms1 = (Int_t) pedmeanrms%100; + Float_t pedrms = (Float_t)pedrms1/10.; + Float_t pedmean = + (Float_t) (pedmeanrms - pedrms1)/1000.0; + if (adc > 0.) + { + adc += (pedmean + 3.0*pedrms); + TParticle *mparticle + = gAlice->GetMCApp()->Particle(trno); + trpid = mparticle->GetPdgCode(); + + AddDigit(trno,trpid,detno,ism,jrow,kcol,adc); + } + } + } // column loop + } // row loop + treeD->Fill(); + ResetDigit(); + } // supermodule loop + } // detector loop + fPMDLoader->WriteDigits("OVERWRITE"); ResetCellADC(); - - // cout << " -------- End of Hits2Digit ----------- " << endl; + } //____________________________________________________________________________ @@ -693,12 +783,17 @@ void AliPMDDigitizer::SDigits2Digits(Int_t ievt) // This reads the PMD sdigits tree and converts energy deposition // in a cell to ADC and stores in the digits tree // - // cout << " -------- Beginning of SDigits2Digit ----------- " << endl; + fRunLoader->GetEvent(ievt); TTree* treeS = fPMDLoader->TreeS(); AliPMDsdigit *pmdsdigit; TBranch *branch = treeS->GetBranch("PMDSDigit"); + if(!branch) + { + AliError("PMD Sdigit branch does not exist"); + return; + } if (!fSDigits) fSDigits = new TClonesArray("AliPMDsdigit", 1000); branch->SetAddress(&fSDigits); @@ -710,23 +805,25 @@ void AliPMDDigitizer::SDigits2Digits(Int_t ievt) } Int_t bufsize = 16000; if (!fDigits) fDigits = new TClonesArray("AliPMDdigit", 1000); - treeD->Branch("PMDDigit", &fDigits, bufsize); + treeD->Branch("PMDDigit", &fDigits, bufsize); - Int_t trno, det, smn; - Int_t irow, icol; - Float_t edep, adc; + Int_t trno = 1, trpid = 0, det = 0, smn = 0; + Int_t irow = 0, icol = 0; + Float_t edep = 0., adc = 0.; Int_t nmodules = (Int_t) treeS->GetEntries(); + AliDebug(1,Form("Number of modules = %d",nmodules)); for (Int_t imodule = 0; imodule < nmodules; imodule++) { - treeS->GetEntry(imodule); + treeS->GetEntry(imodule); Int_t nentries = fSDigits->GetLast(); - //cout << " nentries = " << nentries << endl; + AliDebug(2,Form("Number of entries per module = %d",nentries+1)); for (Int_t ient = 0; ient < nentries+1; ient++) { pmdsdigit = (AliPMDsdigit*)fSDigits->UncheckedAt(ient); trno = pmdsdigit->GetTrackNumber(); + trpid = pmdsdigit->GetTrackPid(); det = pmdsdigit->GetDetector(); smn = pmdsdigit->GetSMNumber(); irow = pmdsdigit->GetRow(); @@ -734,32 +831,49 @@ void AliPMDDigitizer::SDigits2Digits(Int_t ievt) edep = pmdsdigit->GetCellEdep(); MeV2ADC(edep,adc); - AddDigit(trno,det,smn,irow,icol,adc); + + // To decalibrte the adc values + // + Float_t gain1 = Gain(det,smn,irow,icol); + if (gain1 != 0.) + { + Int_t adcDecalib = (Int_t)(adc/gain1); + adc = (Float_t) adcDecalib; + } + else if(gain1 == 0.) + { + adc = 0.; + } + // Pedestal Decalibration + Int_t pedmeanrms = fCalibPed->GetPedMeanRms(det,smn,irow,icol); + Int_t pedrms1 = (Int_t) pedmeanrms%100; + Float_t pedrms = (Float_t)pedrms1/10.; + Float_t pedmean = (Float_t) (pedmeanrms - pedrms1)/1000.0; + if(adc > 0.) + { + adc += (pedmean + 3.0*pedrms); + AddDigit(trno,trpid,det,smn,irow,icol,adc); + } + } treeD->Fill(); ResetDigit(); } fPMDLoader->WriteDigits("OVERWRITE"); - // cout << " -------- End of SDigits2Digit ----------- " << endl; + } //____________________________________________________________________________ void AliPMDDigitizer::Exec(Option_t *option) { // Does the event merging and digitization - - fDebug = 0; const char *cdeb = strstr(option,"deb"); if(cdeb) { - cout << "**************** PMD Exec *************** " << endl; - fDebug = 1; + AliDebug(100," *** PMD Exec is called ***"); } - + Int_t ninputs = fManager->GetNinputs(); - if(fDebug) - { - cout << " Number of files = " << ninputs << endl; - } + AliDebug(1,Form("Number of files to be processed = %d",ninputs)); ResetCellADC(); for (Int_t i = 0; i < ninputs; i++) @@ -773,7 +887,7 @@ void AliPMDDigitizer::Exec(Option_t *option) fPMDLoader = fRunLoader->GetLoader("PMDLoader"); if (fPMDLoader == 0x0) { - cerr<<"AliPMDDigitizer::Exec : Can not find PMD or PMDLoader\n"; + AliError("Can not find PMD or PMDLoader"); } fPMDLoader->LoadDigits("update"); TTree* treeD = fPMDLoader->TreeD(); @@ -784,12 +898,13 @@ void AliPMDDigitizer::Exec(Option_t *option) } Int_t bufsize = 16000; if (!fDigits) fDigits = new TClonesArray("AliPMDdigit", 1000); - treeD->Branch("PMDDigit", &fDigits, bufsize); + treeD->Branch("PMDDigit", &fDigits, bufsize); - Float_t adc; + Float_t adc = 0.; Float_t deltaE = 0.; - Int_t detno = 0; - Int_t trno = 1; + Int_t detno = 0; + Int_t trno = 1; + Int_t trpid = -99; for (Int_t idet = 0; idet < 2; idet++) { @@ -803,18 +918,47 @@ void AliPMDDigitizer::Exec(Option_t *option) { deltaE = fPRE[ism][jrow][kcol]; trno = fPRETrackNo[ism][jrow][kcol]; - detno = 0; + trpid = fPRETrackPid[ism][jrow][kcol]; + detno = 0; } else if (idet == 1) { deltaE = fCPV[ism][jrow][kcol]; trno = fCPVTrackNo[ism][jrow][kcol]; - detno = 1; + trpid = fCPVTrackPid[ism][jrow][kcol]; + detno = 1; } if (deltaE > 0.) { MeV2ADC(deltaE,adc); - AddDigit(trno,detno,ism,jrow,kcol,adc); + + // + // Gain decalibration + // + Float_t gain1 = Gain(idet,ism,jrow,kcol); + + if (gain1 != 0.) + { + Int_t adcDecalib = (Int_t)(adc/gain1); + adc = (Float_t) adcDecalib; + } + else if(gain1 == 0.) + { + adc = 0.; + } + // Pedestal Decalibration + Int_t pedmeanrms = + fCalibPed->GetPedMeanRms(idet,ism,jrow,kcol); + Int_t pedrms1 = (Int_t) pedmeanrms%100; + Float_t pedrms = (Float_t)pedrms1/10.; + Float_t pedmean = + (Float_t) (pedmeanrms - pedrms1)/1000.0; + if (adc > 0.) + { + adc += (pedmean + 3.0*pedrms); + AddDigit(trno,trpid,detno,ism,jrow,kcol,adc); + } + } } // column loop } // row loop @@ -822,11 +966,211 @@ void AliPMDDigitizer::Exec(Option_t *option) ResetDigit(); } // supermodule loop } // detector loop - fPMDLoader->WriteDigits("OVERWRITE"); + fPMDLoader->WriteDigits("OVERWRITE"); fPMDLoader->UnloadDigits(); ResetCellADC(); } //____________________________________________________________________________ +void AliPMDDigitizer::TrackAssignment2CPVCell() +{ + // This block assigns the cell id when there are + // multiple tracks in a cell according to the + // energy deposition + // This method added by Ajay + Bool_t jsort = false; + + Int_t i = 0, j = 0, k = 0; + + Int_t *status1; + Int_t *status2; + Int_t *trnarray; + Float_t *fracEdp; + Float_t *trEdp; + + Int_t ****cpvTrack; + Float_t ****cpvEdep; + + cpvTrack = new Int_t ***[fgkTotUM]; + cpvEdep = new Float_t ***[fgkTotUM]; + for (i=0; i 0) + { + cpvTrack[i][j][k] = new Int_t[nn]; + cpvEdep[i][j][k] = new Float_t[nn]; + } + else + { + nn = 1; + cpvTrack[i][j][k] = new Int_t[nn]; + cpvEdep[i][j][k] = new Float_t[nn]; + } + fCPVCounter[i][j][k] = 0; + } + } + } + + + Int_t nentries = fCPVCell.GetEntries(); + + Int_t mtrackno = 0, ism = 0, ixp = 0, iyp = 0; + Float_t edep = 0.; + for (i = 0; i < nentries; i++) + { + AliPMDcell* cpvcell = (AliPMDcell*)fCPVCell.UncheckedAt(i); + + mtrackno = cpvcell->GetTrackNumber(); + ism = cpvcell->GetSMNumber(); + ixp = cpvcell->GetX(); + iyp = cpvcell->GetY(); + edep = cpvcell->GetEdep(); + Int_t nn = fCPVCounter[ism][ixp][iyp]; + cpvTrack[ism][ixp][iyp][nn] = (Int_t) mtrackno; + cpvEdep[ism][ixp][iyp][nn] = edep; + fCPVCounter[ism][ixp][iyp]++; + } + + Int_t iz = 0, il = 0; + Int_t im = 0, ix = 0, iy = 0; + Int_t nn = 0; + for (im=0; im 1) + { + // This block handles if a cell is fired + // many times by many tracks + status1 = new Int_t[nn]; + status2 = new Int_t[2*nn]; + trnarray = new Int_t[nn]; + for (iz = 0; iz < nn; iz++) + { + status1[iz] = cpvTrack[im][ix][iy][iz]; + } + TMath::Sort(nn,status1,status2,jsort); + Int_t trackOld = -99999; + Int_t track, trCount = 0; + for (iz = 0; iz < nn; iz++) + { + track = status1[status2[iz]]; + if (trackOld != track) + { + trnarray[trCount] = track; + trCount++; + } + trackOld = track; + } + delete [] status1; + delete [] status2; + Float_t totEdp = 0.; + trEdp = new Float_t[trCount]; + fracEdp = new Float_t[trCount]; + for (il = 0; il < trCount; il++) + { + trEdp[il] = 0.; + track = trnarray[il]; + for (iz = 0; iz < nn; iz++) + { + if (track == cpvTrack[im][ix][iy][iz]) + { + trEdp[il] += cpvEdep[im][ix][iy][iz]; + } + } + totEdp += trEdp[il]; + } + Int_t ilOld = 0; + Float_t fracOld = 0.; + + for (il = 0; il < trCount; il++) + { + fracEdp[il] = trEdp[il]/totEdp; + if (fracOld < fracEdp[il]) + { + fracOld = fracEdp[il]; + ilOld = il; + } + } + fCPVTrackNo[im][ix][iy] = trnarray[ilOld]; + delete [] fracEdp; + delete [] trEdp; + delete [] trnarray; + } + else if (nn == 1) + { + // This only handles if a cell is fired + // by only one track + + fCPVTrackNo[im][ix][iy] = cpvTrack[im][ix][iy][0]; + + } + else if (nn ==0) + { + // This is if no cell is fired + fCPVTrackNo[im][ix][iy] = -999; + } + } // end of iy + } // end of ix + } // end of im + + // Delete all the pointers + + for (i = 0; i < fgkTotUM; i++) + { + for (j = 0; j < fgkRow; j++) + { + for (k = 0; k < fgkCol; k++) + { + delete []cpvTrack[i][j][k]; + delete []cpvEdep[i][j][k]; + } + } + } + + for (i = 0; i < fgkTotUM; i++) + { + for (j = 0; j < fgkRow; j++) + { + delete [] cpvTrack[i][j]; + delete [] cpvEdep[i][j]; + } + } + + for (i = 0; i < fgkTotUM; i++) + { + delete [] cpvTrack[i]; + delete [] cpvEdep[i]; + } + delete [] cpvTrack; + delete [] cpvEdep; + + // + // End of the cell id assignment + // +} +//____________________________________________________________________________ void AliPMDDigitizer::MergeSDigits(Int_t filenumber, Int_t troffset) { @@ -840,39 +1184,33 @@ void AliPMDDigitizer::MergeSDigits(Int_t filenumber, Int_t troffset) if (!fSDigits) fSDigits = new TClonesArray("AliPMDsdigit", 1000); branch->SetAddress(&fSDigits); - Int_t itrackno, idet, ism; - Int_t ixp, iyp; - Float_t edep; - + Int_t itrackno = 1, itrackpid = 0, idet = 0, ism = 0; + Int_t ixp = 0, iyp = 0; + Float_t edep = 0.; Int_t nmodules = (Int_t) treeS->GetEntries(); - if(fDebug) - { - cout << " nmodules = " << nmodules << endl; - cout << " tr offset = " << troffset << endl; - } + AliDebug(1,Form("Number of Modules in the treeS = %d",nmodules)); + AliDebug(1,Form("Track Offset = %d",troffset)); for (Int_t imodule = 0; imodule < nmodules; imodule++) { - treeS->GetEntry(imodule); + treeS->GetEntry(imodule); Int_t nentries = fSDigits->GetLast(); - if(fDebug) - { - cout << " nentries = " << nentries << endl; - } + AliDebug(2,Form("Number of Entries per Module = %d",nentries)); for (Int_t ient = 0; ient < nentries+1; ient++) { pmdsdigit = (AliPMDsdigit*)fSDigits->UncheckedAt(ient); itrackno = pmdsdigit->GetTrackNumber(); + itrackpid = pmdsdigit->GetTrackPid(); idet = pmdsdigit->GetDetector(); ism = pmdsdigit->GetSMNumber(); ixp = pmdsdigit->GetRow(); iyp = pmdsdigit->GetColumn(); edep = pmdsdigit->GetCellEdep(); - if (idet == 0) { if (fPRE[ism][ixp][iyp] < edep) { fPRETrackNo[ism][ixp][iyp] = troffset + itrackno; + fPRETrackPid[ism][ixp][iyp] = itrackpid; } fPRE[ism][ixp][iyp] += edep; } @@ -881,6 +1219,7 @@ void AliPMDDigitizer::MergeSDigits(Int_t filenumber, Int_t troffset) if (fCPV[ism][ixp][iyp] < edep) { fCPVTrackNo[ism][ixp][iyp] = troffset + itrackno; + fCPVTrackPid[ism][ixp][iyp] = itrackpid; } fCPV[ism][ixp][iyp] += edep; } @@ -898,13 +1237,14 @@ void AliPMDDigitizer::TrackAssignment2Cell() // Bool_t jsort = false; - Int_t i, j, k; + Int_t i = 0, j = 0, k = 0; + Int_t *status1; + Int_t *status2; + Int_t *trnarray; Float_t *fracEdp; Float_t *trEdp; - Int_t *status1; - Int_t *status2; - Int_t *trnarray; + Int_t ****pmdTrack; Float_t ****pmdEdep; @@ -942,7 +1282,7 @@ void AliPMDDigitizer::TrackAssignment2Cell() nn = 1; pmdTrack[i][j][k] = new Int_t[nn]; pmdEdep[i][j][k] = new Float_t[nn]; - } + } fPRECounter[i][j][k] = 0; } } @@ -964,15 +1304,14 @@ void AliPMDDigitizer::TrackAssignment2Cell() iyp = cell->GetY(); edep = cell->GetEdep(); Int_t nn = fPRECounter[ism][ixp][iyp]; - // cout << " nn = " << nn << endl; pmdTrack[ism][ixp][iyp][nn] = (Int_t) mtrackno; pmdEdep[ism][ixp][iyp][nn] = edep; fPRECounter[ism][ixp][iyp]++; } - Int_t iz, il; - Int_t im, ix, iy; - Int_t nn; + Int_t iz = 0, il = 0; + Int_t im = 0, ix = 0, iy = 0; + Int_t nn = 0; for (im=0; imSetSeed(); - - Float_t cons = gRandom->Gaus(kConstant,kErConstant); - Float_t slop = gRandom->Gaus(kSlope,kErSlope); - - Float_t adc10bit = slop*mev*0.001 + cons; + const Float_t kConstant = 0.612796; + const Float_t kSlope = 130.158; + + Float_t adc12bit = kSlope*mev*0.001 + kConstant; + if (adc12bit < 0.) adc12bit = 0.; - // 12 bit adc + //Introducing Readout Resolution for ALICE-PMD - Int_t adc12bit = (Int_t) (4.0*adc10bit); + Float_t sigrr = 0.605016 - 0.000273*adc12bit + 6.54e-8*adc12bit*adc12bit; + Float_t adcwithrr = gRandom->Gaus(adc12bit,sigrr); - if(adc12bit < 3000) + if(adcwithrr < 0.) { - adc = (Float_t) adc12bit; + adc = 0.; } - else if (adc12bit >= 3000) + else if(adcwithrr >= 0. && adcwithrr < 1600.0) { - adc = 3000.0; + adc = adcwithrr; + } + else if (adcwithrr >= 1600.0) + { + adc = 1600.0; } - - // %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% // } //____________________________________________________________________________ -void AliPMDDigitizer::AddSDigit(Int_t trnumber, Int_t det, Int_t smnumber, - Int_t irow, Int_t icol, Float_t adc) +void AliPMDDigitizer::AddSDigit(Int_t trnumber, Int_t trpid, Int_t det, + Int_t smnumber, Int_t irow, Int_t icol, + Float_t adc) { // Add SDigit // if (!fSDigits) fSDigits = new TClonesArray("AliPMDsdigit", 1000); TClonesArray &lsdigits = *fSDigits; - new(lsdigits[fNsdigit++]) AliPMDsdigit(trnumber,det,smnumber,irow,icol,adc); + new(lsdigits[fNsdigit++]) AliPMDsdigit(trnumber,trpid,det,smnumber,irow,icol,adc); } //____________________________________________________________________________ -void AliPMDDigitizer::AddDigit(Int_t trnumber, Int_t det, Int_t smnumber, - Int_t irow, Int_t icol, Float_t adc) +void AliPMDDigitizer::AddDigit(Int_t trnumber, Int_t trpid, Int_t det, + Int_t smnumber, Int_t irow, Int_t icol, + Float_t adc) { // Add Digit // if (!fDigits) fDigits = new TClonesArray("AliPMDdigit", 1000); TClonesArray &ldigits = *fDigits; - new(ldigits[fNdigit++]) AliPMDdigit(trnumber,det,smnumber,irow,icol,adc); + new(ldigits[fNdigit++]) AliPMDdigit(trnumber,trpid, det,smnumber,irow,icol,adc); } //____________________________________________________________________________ @@ -1173,6 +1507,7 @@ void AliPMDDigitizer::ResetCell() // clears the cell array and also the counter // for each cell // + fCPVCell.Delete(); fCell.Delete(); for (Int_t i = 0; i < fgkTotUM; i++) { @@ -1180,7 +1515,8 @@ void AliPMDDigitizer::ResetCell() { for (Int_t k = 0; k < fgkCol; k++) { - fPRECounter[i][j][k] = 0; + fCPVCounter[i][j][k] = 0; + fPRECounter[i][j][k] = 0; } } } @@ -1210,10 +1546,12 @@ void AliPMDDigitizer::ResetCellADC() { for (Int_t k = 0; k < fgkCol; k++) { - fCPV[i][j][k] = 0.; - fPRE[i][j][k] = 0.; - fPRETrackNo[i][j][k] = 0; - fCPVTrackNo[i][j][k] = 0; + fCPV[i][j][k] = 0.; + fPRE[i][j][k] = 0.; + fCPVTrackNo[i][j][k] = 0; + fPRETrackNo[i][j][k] = 0; + fCPVTrackPid[i][j][k] = -1; + fPRETrackPid[i][j][k] = -1; } } } @@ -1241,3 +1579,57 @@ void AliPMDDigitizer::UnLoad(Option_t *option) fPMDLoader->UnloadSDigits(); } } + +//---------------------------------------------------------------------- +Float_t AliPMDDigitizer::Gain(Int_t det, Int_t smn, Int_t row, Int_t col) const +{ + // returns of the gain of the cell + // Added this method by ZA + + //cout<<" I am here in gain "<GetGainFact(det,smn,row,col); + return GainFact; +} +//---------------------------------------------------------------------- +AliPMDCalibData* AliPMDDigitizer::GetCalibGain() const +{ + // The run number will be centralized in AliCDBManager, + // you don't need to set it here! + // Added this method by ZA + // Cleaned up by Alberto + AliCDBEntry *entry = AliCDBManager::Instance()->Get("PMD/Calib/Gain"); + + if(!entry) AliFatal("Calibration object retrieval failed!"); + + AliPMDCalibData *calibdata=0; + if (entry) calibdata = (AliPMDCalibData*) entry->GetObject(); + + if (!calibdata) AliFatal("No calibration data from calibration database !"); + + return calibdata; +} +//---------------------------------------------------------------------- +AliPMDPedestal* AliPMDDigitizer::GetCalibPed() const +{ + // The run number will be centralized in AliCDBManager, + // you don't need to set it here! + + AliCDBEntry *entry = AliCDBManager::Instance()->Get("PMD/Calib/Ped"); + + if(!entry) AliFatal("Pedestal object retrieval failed!"); + + AliPMDPedestal *pedestal=0; + if (entry) pedestal = (AliPMDPedestal*) entry->GetObject(); + + if (!pedestal) AliFatal("No pedestal data from calibration database !"); + + return pedestal; +}