X-Git-Url: http://git.uio.no/git/?a=blobdiff_plain;f=TRD%2FAliTRDdigitizer.cxx;h=48fa7cccc33face3c7fa67faa9e5b27d115c06f4;hb=e4f1bb0a224e8466638001e12f42478149b7fada;hp=4c920d416b58578663926cf2611561d795d1ab3a;hpb=58897a7500384fca49af043ec81be51e45c8f918;p=u%2Fmrichter%2FAliRoot.git diff --git a/TRD/AliTRDdigitizer.cxx b/TRD/AliTRDdigitizer.cxx index 4c920d416b5..48fa7cccc33 100644 --- a/TRD/AliTRDdigitizer.cxx +++ b/TRD/AliTRDdigitizer.cxx @@ -36,32 +36,25 @@ // // //////////////////////////////////////////////////////////////////////////// -#include -#include -#include #include #include #include -#include #include -#include #include -#include #include "AliRun.h" #include "AliMC.h" #include "AliRunLoader.h" #include "AliLoader.h" #include "AliConfig.h" -#include "AliMagF.h" #include "AliRunDigitizer.h" #include "AliRunLoader.h" #include "AliLoader.h" #include "AliLog.h" + #include "AliTRD.h" #include "AliTRDhit.h" #include "AliTRDdigitizer.h" - #include "AliTRDarrayDictionary.h" #include "AliTRDarrayADC.h" #include "AliTRDarraySignal.h" @@ -73,6 +66,8 @@ #include "AliTRDCommonParam.h" #include "AliTRDfeeParam.h" #include "AliTRDmcmSim.h" +#include "AliTRDdigitsParam.h" + #include "Cal/AliTRDCalROC.h" #include "Cal/AliTRDCalDet.h" @@ -92,23 +87,11 @@ AliTRDdigitizer::AliTRDdigitizer() ,fCompress(kTRUE) ,fSDigits(kFALSE) ,fMergeSignalOnly(kFALSE) - ,fDiffLastVdrift(0) - ,fDiffusionT(0.0) - ,fDiffusionL(0.0) - ,fOmegaTau(0.0) - ,fLorentzFactor(0.0) - ,fTimeLastVdrift(0) - ,fTimeStruct1(0) - ,fTimeStruct2(0) - ,fVDlo(0) - ,fVDhi(0) { // // AliTRDdigitizer default constructor // - Init(); - } //_____________________________________________________________________________ @@ -125,23 +108,11 @@ AliTRDdigitizer::AliTRDdigitizer(const Text_t *name, const Text_t *title) ,fCompress(kTRUE) ,fSDigits(kFALSE) ,fMergeSignalOnly(kFALSE) - ,fDiffLastVdrift(0) - ,fDiffusionT(0.0) - ,fDiffusionL(0.0) - ,fOmegaTau(0.0) - ,fLorentzFactor(0.0) - ,fTimeLastVdrift(0) - ,fTimeStruct1(0) - ,fTimeStruct2(0) - ,fVDlo(0) - ,fVDhi(0) { // // AliTRDdigitizer constructor // - Init(); - } //_____________________________________________________________________________ @@ -159,23 +130,11 @@ AliTRDdigitizer::AliTRDdigitizer(AliRunDigitizer *manager ,fCompress(kTRUE) ,fSDigits(kFALSE) ,fMergeSignalOnly(kFALSE) - ,fDiffLastVdrift(0) - ,fDiffusionT(0.0) - ,fDiffusionL(0.0) - ,fOmegaTau(0.0) - ,fLorentzFactor(0.0) - ,fTimeLastVdrift(0) - ,fTimeStruct1(0) - ,fTimeStruct2(0) - ,fVDlo(0) - ,fVDhi(0) { // // AliTRDdigitizer constructor // - Init(); - } //_____________________________________________________________________________ @@ -192,59 +151,11 @@ AliTRDdigitizer::AliTRDdigitizer(AliRunDigitizer *manager) ,fCompress(kTRUE) ,fSDigits(kFALSE) ,fMergeSignalOnly(kFALSE) - ,fDiffLastVdrift(0) - ,fDiffusionT(0.0) - ,fDiffusionL(0.0) - ,fOmegaTau(0.0) - ,fLorentzFactor(0.0) - ,fTimeLastVdrift(0) - ,fTimeStruct1(0) - ,fTimeStruct2(0) - ,fVDlo(0) - ,fVDhi(0) { // // AliTRDdigitizer constructor // - Init(); - -} - -//_____________________________________________________________________________ -Bool_t AliTRDdigitizer::Init() -{ - // - // Initialize the digitizer with default values - // - - fRunLoader = 0; - fDigitsManager = 0; - fSDigitsManager = 0; - fSDigitsManagerList = 0; - fTRD = 0; - fGeo = 0; - - - fEvent = 0; - fMasks = 0; - fCompress = kTRUE; - fSDigits = kFALSE; - fMergeSignalOnly = kFALSE; - - fTimeLastVdrift = -1; - fTimeStruct1 = 0; - fTimeStruct2 = 0; - fVDlo = 0; - fVDhi = 0; - - fDiffLastVdrift = -1; - fDiffusionT = 0.0; - fDiffusionL = 0.0; - fLorentzFactor = 0.0; - - return AliDigitizer::Init(); - } //_____________________________________________________________________________ @@ -261,32 +172,11 @@ AliTRDdigitizer::AliTRDdigitizer(const AliTRDdigitizer &d) ,fCompress(d.fCompress) ,fSDigits(d.fSDigits) ,fMergeSignalOnly(d.fMergeSignalOnly) - ,fDiffLastVdrift(-1) - ,fDiffusionT(0.0) - ,fDiffusionL(0.0) - ,fOmegaTau(0.0) - ,fLorentzFactor(0.0) - ,fTimeLastVdrift(-1) - ,fTimeStruct1(0) - ,fTimeStruct2(0) - ,fVDlo(0) - ,fVDhi(0) { // // AliTRDdigitizer copy constructor // - // Do not copy timestructs, just invalidate lastvdrift. - // Next time they are requested, they get recalculated - if (((AliTRDdigitizer &) d).fTimeStruct1) { - delete [] ((AliTRDdigitizer &) d).fTimeStruct1; - ((AliTRDdigitizer &) d).fTimeStruct1 = 0; - } - if (((AliTRDdigitizer &) d).fTimeStruct2) { - delete [] ((AliTRDdigitizer &) d).fTimeStruct2; - ((AliTRDdigitizer &) d).fTimeStruct2 = 0; - } - } //_____________________________________________________________________________ @@ -301,8 +191,8 @@ AliTRDdigitizer::~AliTRDdigitizer() fDigitsManager = 0; } - if (fDigitsManager) { //typo? fSDigitsManager? - delete fSDigitsManager; + if (fSDigitsManager) { + // s-digitsmanager will be deleted via list fSDigitsManager = 0; } @@ -317,16 +207,6 @@ AliTRDdigitizer::~AliTRDdigitizer() fMasks = 0; } - if (fTimeStruct1) { - delete [] fTimeStruct1; - fTimeStruct1 = 0; - } - - if (fTimeStruct2) { - delete [] fTimeStruct2; - fTimeStruct2 = 0; - } - if (fGeo) { delete fGeo; fGeo = 0; @@ -367,25 +247,11 @@ void AliTRDdigitizer::Copy(TObject &d) const ((AliTRDdigitizer &) d).fCompress = fCompress; ((AliTRDdigitizer &) d).fSDigits = fSDigits; ((AliTRDdigitizer &) d).fMergeSignalOnly = fMergeSignalOnly; - - AliTRDdigitizer& target = (AliTRDdigitizer &) d; - - // Do not copy timestructs, just invalidate lastvdrift. - // Next time they are requested, they get recalculated - if (target.fTimeStruct1) { - delete [] target.fTimeStruct1; - target.fTimeStruct1 = 0; - } - if (target.fTimeStruct2) { - delete [] target.fTimeStruct2; - target.fTimeStruct2 = 0; - } - target.fTimeLastVdrift = -1; } //_____________________________________________________________________________ -void AliTRDdigitizer::Exec(Option_t *option) +void AliTRDdigitizer::Exec(const Option_t * const option) { // // Executes the merging @@ -581,7 +447,7 @@ Bool_t AliTRDdigitizer::Open(const Char_t *file, Int_t nEvent) } //_____________________________________________________________________________ -Bool_t AliTRDdigitizer::Open(AliRunLoader *runLoader, Int_t nEvent) +Bool_t AliTRDdigitizer::Open(AliRunLoader * const runLoader, Int_t nEvent) { // // Opens a ROOT-file with TRD-hits and reads in the hit-tree @@ -742,6 +608,13 @@ Bool_t AliTRDdigitizer::MakeDigits() Int_t *nhit = new Int_t[kNdet]; AliTRDarraySignal *signals = 0x0; + + // + if (calibration->GetNumberOfTimeBinsDCS() != AliTRDSimParam::Instance()->GetNTimeBins()) { + AliWarning(Form("Number of time bins is different to OCDB value [SIM=%d, OCDB=%d]" + ,AliTRDSimParam::Instance()->GetNTimeBins() + ,calibration->GetNumberOfTimeBinsDCS())); + } // Sort all hits according to detector number if (!SortHits(hits,nhit)) { @@ -781,9 +654,20 @@ Bool_t AliTRDdigitizer::MakeDigits() } // for: detector + if (!fSDigits) { + if (AliDataLoader *trklLoader = AliRunLoader::Instance()->GetLoader("TRDLoader")->GetDataLoader("tracklets")) { + if (trklLoader->Tree()) + trklLoader->WriteData("OVERWRITE"); + } + } + delete [] hits; delete [] nhit; + // Save the values for the raw data headers + fDigitsManager->GetDigitsParam()->SetNTimeBinsAll(AliTRDSimParam::Instance()->GetNTimeBins()); + fDigitsManager->GetDigitsParam()->SetADCbaselineAll(AliTRDSimParam::Instance()->GetADCbaseline()); + return kTRUE; } @@ -897,7 +781,9 @@ Bool_t AliTRDdigitizer::SortHits(Float_t **hits, Int_t *nhit) } //_____________________________________________________________________________ -Bool_t AliTRDdigitizer::ConvertHits(Int_t det, Float_t *hits, Int_t nhit +Bool_t AliTRDdigitizer::ConvertHits(Int_t det + , const Float_t * const hits + , Int_t nhit , AliTRDarraySignal *signals) { // @@ -962,7 +848,7 @@ Bool_t AliTRDdigitizer::ConvertHits(Int_t det, Float_t *hits, Int_t nhit * commonParam->GetSamplingFrequency())) - 1; } - Int_t nTimeTotal = calibration->GetNumberOfTimeBins(); + Int_t nTimeTotal = simParam->GetNTimeBins(); Float_t samplingRate = commonParam->GetSamplingFrequency(); Float_t elAttachProp = simParam->GetElAttachProp() / 100.0; @@ -1123,7 +1009,7 @@ Bool_t AliTRDdigitizer::ConvertHits(Int_t det, Float_t *hits, Int_t nhit zz = 0.5 - zz; } // Use drift time map (GARFIELD) - drifttime = TimeStruct(driftvelocity,0.5*kAmWidth-1.0*locT,zz) + drifttime = commonParam->TimeStruct(driftvelocity,0.5*kAmWidth-1.0*locT,zz) + hittime; } else { @@ -1259,6 +1145,8 @@ Bool_t AliTRDdigitizer::ConvertSignals(Int_t det, AliTRDarraySignal *signals) if (!Signal2ADC(det,signals)) { return kFALSE; } + // Run digital processing for digits + RunDigitalProcessing(det); } // Compress the arrays @@ -1314,7 +1202,7 @@ Bool_t AliTRDdigitizer::Signal2ADC(Int_t det, AliTRDarraySignal *signals) Int_t nRowMax = fGeo->GetPadPlane(det)->GetNrows(); Int_t nColMax = fGeo->GetPadPlane(det)->GetNcols(); - Int_t nTimeTotal = calibration->GetNumberOfTimeBins(); + Int_t nTimeTotal = simParam->GetNTimeBins(); // The gainfactor calibration objects const AliTRDCalDet *calGainFactorDet = calibration->GetGainFactorDet(); @@ -1358,7 +1246,7 @@ Bool_t AliTRDdigitizer::Signal2ADC(Int_t det, AliTRDarraySignal *signals) // Check whether pad is masked // Bridged pads are not considered yet!!! - if (calibration->IsPadMasked(det,col,row)) { + if (calibration->IsPadMasked(det,col,row) || calibration->IsPadNotConnected(det,col,row)) { continue; } @@ -1405,9 +1293,6 @@ Bool_t AliTRDdigitizer::Signal2ADC(Int_t det, AliTRDarraySignal *signals) } // for: col } // for: row - // Do the Zero Suppression - ZS(digits); - return kTRUE; } @@ -1433,7 +1318,7 @@ Bool_t AliTRDdigitizer::Signal2SDigits(Int_t det, AliTRDarraySignal *signals) Int_t nRowMax = fGeo->GetPadPlane(det)->GetNrows(); Int_t nColMax = fGeo->GetPadPlane(det)->GetNcols(); - Int_t nTimeTotal = calibration->GetNumberOfTimeBins(); + Int_t nTimeTotal = AliTRDSimParam::Instance()->GetNTimeBins(); // Get the container for the digits of this detector @@ -1461,6 +1346,146 @@ Bool_t AliTRDdigitizer::Signal2SDigits(Int_t det, AliTRDarraySignal *signals) } +//_____________________________________________________________________________ +Bool_t AliTRDdigitizer::Digits2SDigits(AliTRDdigitsManager * const manDig + , AliTRDdigitsManager * const manSDig) +{ + // + // Converts digits into s-digits. Needed for embedding into real data. + // + + AliDebug(1,"Start converting digits to s-digits"); + + if (!fGeo) { + fGeo = new AliTRDgeometry(); + } + + AliTRDcalibDB *calibration = AliTRDcalibDB::Instance(); + if (!calibration) { + AliFatal("Could not get calibration object"); + return kFALSE; + } + + AliTRDSimParam *simParam = AliTRDSimParam::Instance(); + if (!simParam) { + AliFatal("Could not get simulation parameters"); + return kFALSE; + } + + // Converts number of electrons to fC + const Double_t kEl2fC = 1.602e-19 * 1.0e15; + + // Coupling factor + Double_t coupling = simParam->GetPadCoupling() + * simParam->GetTimeCoupling(); + // Electronics conversion factor + Double_t convert = kEl2fC + * simParam->GetChipGain(); + // ADC conversion factor + Double_t adcConvert = simParam->GetADCoutRange() + / simParam->GetADCinRange(); + // The electronics baseline in mV + Double_t baseline = simParam->GetADCbaseline() + / adcConvert; + // The electronics baseline in electrons + //Double_t baselineEl = baseline + // / convert; + + // The gainfactor calibration objects + //const AliTRDCalDet *calGainFactorDet = calibration->GetGainFactorDet(); + //AliTRDCalROC *calGainFactorROC = 0; + //Float_t calGainFactorDetValue = 0.0; + + Int_t row = 0; + Int_t col = 0; + Int_t time = 0; + + for (Int_t det = 0; det < AliTRDgeometry::Ndet(); det++) { + + Int_t nRowMax = fGeo->GetPadPlane(det)->GetNrows(); + Int_t nColMax = fGeo->GetPadPlane(det)->GetNcols(); + Int_t nTimeTotal = manDig->GetDigitsParam()->GetNTimeBins(det); + + // Get the calibration objects + //calGainFactorROC = calibration->GetGainFactorROC(det); + //calGainFactorDetValue = calGainFactorDet->GetValue(det); + + // Get the digits + AliTRDarrayADC *digits = (AliTRDarrayADC *) manDig->GetDigits(det); + + if (!manSDig->HasSDigits()) { + AliError("SDigits manager has no s-digits"); + return kFALSE; + } + // Get the s-digits + AliTRDarraySignal *sdigits = (AliTRDarraySignal *) manSDig->GetSDigits(det); + AliTRDarrayDictionary *tracks0 = (AliTRDarrayDictionary *) manSDig->GetDictionary(det,0); + AliTRDarrayDictionary *tracks1 = (AliTRDarrayDictionary *) manSDig->GetDictionary(det,1); + AliTRDarrayDictionary *tracks2 = (AliTRDarrayDictionary *) manSDig->GetDictionary(det,2); + // Allocate memory space for the digits buffer + sdigits->Allocate(nRowMax,nColMax,nTimeTotal); + tracks0->Allocate(nRowMax,nColMax,nTimeTotal); + tracks1->Allocate(nRowMax,nColMax,nTimeTotal); + tracks2->Allocate(nRowMax,nColMax,nTimeTotal); + + // Keep the digits param + manSDig->GetDigitsParam()->SetNTimeBinsAll(manDig->GetDigitsParam()->GetNTimeBins(0)); + manSDig->GetDigitsParam()->SetADCbaselineAll(manDig->GetDigitsParam()->GetADCbaseline(0)); + + if (digits->HasData()) { + + digits->Expand(); + + // Create the sdigits for this chamber + for (row = 0; row < nRowMax; row++ ) { + for (col = 0; col < nColMax; col++ ) { + + // The gain factors + //Float_t padgain = calGainFactorDetValue + // * calGainFactorROC->GetValue(col,row); + + for (time = 0; time < nTimeTotal; time++) { + + Short_t adcVal = digits->GetData(row,col,time); + Double_t signal = (Double_t) adcVal; + // ADC -> signal in mV + signal /= adcConvert; + // Subtract baseline in mV + signal -= baseline; + // Signal in mV -> signal in #electrons + signal /= convert; + // Gain factor + //signal /= padgain; // Not needed for real data + // Pad and time coupling + signal /= coupling; + + sdigits->SetData(row,col,time,signal); + tracks0->SetData(row,col,time,0); + tracks1->SetData(row,col,time,0); + tracks2->SetData(row,col,time,0); + + } // for: time + + } // for: col + } // for: row + + } // if: has data + + sdigits->Compress(0); + tracks0->Compress(); + tracks1->Compress(); + tracks2->Compress(); + + // No compress just remove + manDig->RemoveDigits(det); + manDig->RemoveDictionaries(det); + + } // for: det + + return kTRUE; + +} + //_____________________________________________________________________________ Bool_t AliTRDdigitizer::SDigits2Digits() { @@ -1527,16 +1552,24 @@ Bool_t AliTRDdigitizer::MergeSDigits() AliDebug(1,"Only one input file."); } - Int_t nTimeTotal = calibration->GetNumberOfTimeBins(); Int_t iMerge = 0; while (mergeSDigitsManager) { iMerge++; - + // Loop through the detectors for (Int_t iDet = 0; iDet < AliTRDgeometry::Ndet(); iDet++) { + Int_t nTimeTotal = fSDigitsManager->GetDigitsParam()->GetNTimeBins(iDet); + if (mergeSDigitsManager->GetDigitsParam()->GetNTimeBins(iDet) != nTimeTotal) { + AliError(Form("Mismatch in the number of time bins [%d,%d] in detector %d" + ,nTimeTotal + ,mergeSDigitsManager->GetDigitsParam()->GetNTimeBins(iDet) + ,iDet)); + return kFALSE; + } + Int_t nRowMax = fGeo->GetPadPlane(iDet)->GetNrows(); Int_t nColMax = fGeo->GetPadPlane(iDet)->GetNcols(); @@ -1641,7 +1674,7 @@ Bool_t AliTRDdigitizer::ConvertSDigits() AliDebug(2,Form("No digits for det=%d",det)); continue; } - + // Convert the merged sdigits to digits if (!Signal2ADC(det,digitsIn)) { continue; @@ -1656,11 +1689,23 @@ Bool_t AliTRDdigitizer::ConvertSDigits() fSDigitsManager->RemoveDigits(det); fSDigitsManager->RemoveDictionaries(det); + // Run digital processing + RunDigitalProcessing(det); + // Compress the arrays CompressOutputArrays(det); } // for: detector numbers + if (AliDataLoader *trklLoader = AliRunLoader::Instance()->GetLoader("TRDLoader")->GetDataLoader("tracklets")) { + if (trklLoader->Tree()) + trklLoader->WriteData("OVERWRITE"); + } + + // Save the values for the raw data headers + fDigitsManager->GetDigitsParam()->SetNTimeBinsAll(AliTRDSimParam::Instance()->GetNTimeBins()); + fDigitsManager->GetDigitsParam()->SetADCbaselineAll(AliTRDSimParam::Instance()->GetADCbaseline()); + return kTRUE; } @@ -1687,7 +1732,7 @@ Bool_t AliTRDdigitizer::CopyDictionary(Int_t det) Int_t nRowMax = fGeo->GetPadPlane(det)->GetNrows(); Int_t nColMax = fGeo->GetPadPlane(det)->GetNcols(); - Int_t nTimeTotal = calibration->GetNumberOfTimeBins(); + Int_t nTimeTotal = AliTRDSimParam::Instance()->GetNTimeBins(); Int_t row = 0; Int_t col = 0; @@ -1806,995 +1851,53 @@ void AliTRDdigitizer::InitOutput(Int_t iEvent) fDigitsManager->MakeBranch(tree); } - -//_____________________________________________________________________________ -Double_t AliTRDdigitizer::TimeStruct(Float_t vdrift, Double_t dist, Double_t z) -{ - // - // Applies the time structure of the drift cells (by C.Lippmann). - // The drift time of electrons to the anode wires depends on the - // distance to the wire (z) and on the position in the drift region. - // - // input : - // dist = radial distance from (cathode) pad plane [cm] - // z = distance from anode wire (parallel to cathode planes) [cm] - // - // output : - // tdrift = the drift time of an electron at the given position - // - // We interpolate between the drift time values at the two drift - // velocities fVDlo and fVDhi, being smaller and larger than - // fDriftVelocity. We use the two stored drift time maps fTimeStruct1 - // and fTimeStruct2, calculated for the two mentioned drift velocities. - // - - SampleTimeStruct(vdrift); - // Indices: - Int_t r1 = (Int_t)(10 * dist); - if (r1 < 0) r1 = 0; - if (r1 > 37) r1 = 37; - Int_t r2 = r1 + 1; - if (r2 < 0) r2 = 0; - if (r2 > 37) r2 = 37; - const Int_t kz1 = ((Int_t)(100 * z / 2.5)); - const Int_t kz2 = kz1 + 1; - - if ((r1 < 0) || - (r1 > 37) || - (kz1 < 0) || - (kz1 > 10)) { - AliWarning(Form("Indices out of range: dist=%.2f, z=%.2f, r1=%d, kz1=%d" - ,dist,z,r1,kz1)); - } - - const Float_t ky111 = fTimeStruct1[r1+38*kz1]; - const Float_t ky221 = ((r2 <= 37) && (kz2 <= 10)) - ? fTimeStruct1[r2+38*kz2] - : fTimeStruct1[37+38*10]; - const Float_t ky121 = (kz2 <= 10) - ? fTimeStruct1[r1+38*kz2] - : fTimeStruct1[r1+38*10]; - const Float_t ky211 = (r2 <= 37) - ? fTimeStruct1[r2+38*kz1] - : fTimeStruct1[37+38*kz1]; - - const Float_t ky112 = fTimeStruct2[r1+38*kz1]; - const Float_t ky222 = ((r2 <= 37) && (kz2 <= 10)) - ? fTimeStruct2[r2+38*kz2] - : fTimeStruct2[37+38*10]; - const Float_t ky122 = (kz2 <= 10) - ? fTimeStruct2[r1+38*kz2] - : fTimeStruct2[r1+38*10]; - const Float_t ky212 = (r2 <= 37) - ? fTimeStruct2[r2+38*kz1] - : fTimeStruct2[37+38*kz1]; - - // Interpolation in dist-directions, lower drift time map - const Float_t ky11 = (ky211-ky111)*10*dist + ky111 - (ky211-ky111)*r1; - const Float_t ky21 = (ky221-ky121)*10*dist + ky121 - (ky221-ky121)*r1; - - // Interpolation in dist-direction, larger drift time map - const Float_t ky12 = (ky212-ky112)*10*dist + ky112 - (ky212-ky112)*r1; - const Float_t ky22 = (ky222-ky122)*10*dist + ky122 - (ky222-ky122)*r1; - - // Dist now is the drift distance to the anode wires (negative if electrons are - // between anode wire plane and cathode pad plane) - dist -= AliTRDgeometry::AmThick() / 2.0; - - // Interpolation in z-directions, lower drift time map - const Float_t ktdrift1 = ((TMath::Abs(dist) > 0.005) || (z > 0.005)) - ? (ky21 - ky11) * 100 * z / 2.5 + ky11 - (ky21 - ky11) * kz1 - : 0.0; - // Interpolation in z-directions, larger drift time map - const Float_t ktdrift2 = ((TMath::Abs(dist) > 0.005) || (z > 0.005)) - ? (ky22 - ky12) * 100 * z / 2.5 + ky12 - (ky22 - ky12) * kz1 - : 0.0; - - // Interpolation between the values at fVDlo and fVDhi - Float_t a = (ktdrift2 - ktdrift1) / (fVDhi - fVDlo); - Float_t b = ktdrift2 - a * fVDhi; - Float_t t = a * vdrift + b; - - return t; - -} - //_____________________________________________________________________________ -void AliTRDdigitizer::SampleTimeStruct(Float_t vdrift) +Int_t AliTRDdigitizer::Diffusion(Float_t vdrift, Double_t absdriftlength + , Double_t &lRow, Double_t &lCol, Double_t &lTime) { // - // Samples the timing structure of a drift cell - // Drift Time data calculated with Garfield (by C.Lippmann) + // Applies the diffusion smearing to the position of a single electron. + // Depends on absolute drift length. // - // Nothing to do - if (vdrift == fTimeLastVdrift) { - return; - } - fTimeLastVdrift = vdrift; - - // Drift time maps are saved for some drift velocity values (in drift region): - Float_t fVDsmp[8]; - fVDsmp[0] = 1.032; - fVDsmp[1] = 1.158; - fVDsmp[2] = 1.299; - fVDsmp[3] = 1.450; - fVDsmp[4] = 1.610; - fVDsmp[5] = 1.783; - fVDsmp[6] = 1.959; - fVDsmp[7] = 2.134; - - if (vdrift < fVDsmp[0]) { - AliWarning(Form("Drift Velocity too small (%.3f<%.3f)",vdrift,fVDsmp[0])); - vdrift = fVDsmp[0]; - } - else if (vdrift > fVDsmp[7]) { - AliWarning(Form("Drift Velocity too large (%.3f>%.3f)",vdrift,fVDsmp[6])); - vdrift = fVDsmp[7]; - } - - const Int_t ktimebin = 38; - const Int_t kZbin = 11; - - // Garfield simulation at UD = -1500V; vd = 1.032cm/microsec, = 525V/cm - Float_t time1500[ktimebin][kZbin] = - {{0.09170, 0.09205, 0.09306, 0.09475, 0.09716, 0.10035, - 0.10445, 0.10993, 0.11838, 0.13986, 0.37858}, - {0.06588, 0.06626, 0.06739, 0.06926, 0.07186, 0.07524, - 0.07951, 0.08515, 0.09381, 0.11601, 0.35673}, - {0.03946, 0.04003, 0.04171, 0.04435, 0.04780, 0.05193, - 0.05680, 0.06306, 0.07290, 0.09873, 0.34748}, - {0.01151, 0.01283, 0.01718, 0.02282, 0.02880, 0.03479, - 0.04098, 0.04910, 0.06413, 0.10567, 0.36897}, - {0.01116, 0.01290, 0.01721, 0.02299, 0.02863, 0.03447, - 0.04074, 0.04984, 0.06839, 0.11625, 0.37277}, - {0.03919, 0.03974, 0.04131, 0.04380, 0.04703, 0.05102, - 0.05602, 0.06309, 0.07651, 0.10938, 0.36838}, - {0.06493, 0.06560, 0.06640, 0.06802, 0.07051, 0.07392, - 0.07853, 0.08510, 0.09690, 0.12621, 0.38058}, - {0.09174, 0.09186, 0.09225, 0.09303, 0.09477, 0.00000, - 0.11205, 0.11952, 0.13461, 0.16984, 0.43017}, - {0.14356, 0.14494, 0.14959, 0.16002, 0.18328, 0.27981, - 0.22785, 0.21240, 0.21948, 0.25965, 0.52392}, - {0.23120, 0.23366, 0.24046, 0.25422, 0.28071, 0.36914, - 0.32999, 0.31208, 0.31772, 0.35804, 0.62249}, - {0.32686, 0.32916, 0.33646, 0.35053, 0.37710, 0.46292, - 0.42773, 0.40948, 0.41497, 0.45527, 0.71955}, - {0.42353, 0.42583, 0.43317, 0.44727, 0.47380, 0.55884, - 0.52479, 0.50650, 0.51194, 0.55225, 0.81658}, - {0.52038, 0.52271, 0.53000, 0.54415, 0.57064, 0.65545, - 0.62172, 0.60341, 0.60885, 0.64915, 0.91339}, - {0.61724, 0.61953, 0.62694, 0.64098, 0.66756, 0.75226, - 0.71862, 0.70030, 0.70575, 0.74604, 1.01035}, - {0.71460, 0.71678, 0.72376, 0.73786, 0.76447, 0.84913, - 0.81551, 0.79720, 0.80264, 0.84292, 1.10723}, - {0.81101, 0.81334, 0.82066, 0.83475, 0.86127, 0.94599, - 0.91240, 0.89408, 0.89952, 0.93981, 1.20409}, - {0.90788, 0.91023, 0.91752, 0.93163, 0.95815, 1.04293, - 1.00929, 0.99096, 0.99640, 1.03669, 1.30106}, - {1.00477, 1.00707, 1.01449, 1.02852, 1.05504, 1.13976, - 1.10617, 1.08784, 1.09329, 1.13358, 1.39796}, - {1.10166, 1.10397, 1.11130, 1.12541, 1.15257, 1.23672, - 1.20307, 1.18472, 1.19018, 1.23046, 1.49486}, - {1.19854, 1.20084, 1.20818, 1.22235, 1.24885, 1.33355, - 1.29992, 1.28156, 1.28707, 1.32735, 1.59177}, - {1.29544, 1.29780, 1.30507, 1.31917, 1.34575, 1.43073, - 1.39681, 1.37851, 1.38396, 1.42377, 1.68854}, - {1.39236, 1.39462, 1.40205, 1.41607, 1.44259, 1.52745, - 1.49368, 1.47541, 1.48083, 1.52112, 1.78546}, - {1.49314, 1.49149, 1.49885, 1.51297, 1.53949, 1.62420, - 1.59016, 1.57231, 1.57772, 1.61800, 1.88048}, - {1.58610, 1.58839, 1.59572, 1.60983, 1.63635, 1.72109, - 1.68651, 1.66921, 1.67463, 1.71489, 1.97918}, - {1.68400, 1.68529, 1.69261, 1.70671, 1.73331, 1.81830, - 1.78341, 1.76605, 1.77150, 1.81179, 2.07608}, - {1.77991, 1.78215, 1.78952, 1.80385, 1.83014, 1.91486, - 1.88128, 1.86215, 1.86837, 1.90865, 2.17304}, - {1.87674, 1.87904, 1.88647, 1.90052, 1.92712, 2.01173, - 1.97812, 1.95905, 1.96527, 2.00710, 2.26979}, - {1.97369, 1.97594, 1.98326, 1.99869, 2.02442, 2.10865, - 2.07501, 2.05666, 2.06214, 2.10243, 2.36669}, - {2.07052, 2.07281, 2.08016, 2.09425, 2.12132, 2.20555, - 2.17182, 2.15341, 2.15904, 2.19933, 2.46363}, - {2.16742, 2.16971, 2.17707, 2.19114, 2.21766, 2.30240, - 2.26877, 2.25015, 2.25573, 2.29586, 2.56060}, - {2.26423, 2.26659, 2.27396, 2.28803, 2.31456, 2.40828, - 2.36567, 2.34705, 2.35282, 2.39765, 2.65744}, - {2.36153, 2.36349, 2.37330, 2.38501, 2.41159, 2.49940, - 2.46257, 2.44420, 2.44843, 2.48987, 2.75431}, - {2.46558, 2.46035, 2.46822, 2.48181, 2.50849, 2.59630, - 2.55947, 2.54112, 2.54513, 2.58677, 2.85094}, - {2.56248, 2.55723, 2.56486, 2.57871, 2.60520, 2.68998, - 2.65626, 2.63790, 2.64316, 2.68360, 2.94813}, - {2.65178, 2.65441, 2.66153, 2.67556, 2.70210, 2.78687, - 2.75319, 2.73463, 2.74032, 2.78060, 3.04503}, - {2.74868, 2.75131, 2.75870, 2.77245, 2.79385, 2.88700, - 2.85009, 2.83177, 2.83723, 2.87750, 3.14193}, - {2.84574, 2.84789, 2.85560, 2.86935, 2.89075, 2.98060, - 2.94576, 2.92868, 2.93356, 2.97436, 3.23868}, - {2.94239, 2.94469, 2.95221, 2.96625, 2.99345, 3.07747, - 3.04266, 3.02545, 3.03051, 3.07118, 3.33555}}; - - // Garfield simulation at UD = -1600V; vd = 1.158cm/microsec, = 558V/cm - Float_t time1600[ktimebin][kZbin] = - {{0.09169, 0.09203, 0.09305, 0.09473, 0.09714, 0.10032, - 0.10441, 0.10990, 0.11835, 0.13986, 0.37845}, - {0.06589, 0.06626, 0.06738, 0.06924, 0.07184, 0.07521, - 0.07947, 0.08512, 0.09379, 0.11603, 0.35648}, - {0.03947, 0.04003, 0.04171, 0.04434, 0.04778, 0.05190, - 0.05678, 0.06304, 0.07292, 0.09876, 0.34759}, - {0.01111, 0.01281, 0.01718, 0.02281, 0.02879, 0.03477, - 0.04097, 0.04910, 0.06415, 0.10573, 0.36896}, - {0.01120, 0.01311, 0.01721, 0.02279, 0.02862, 0.03446, - 0.04074, 0.04981, 0.06825, 0.11595, 0.37255}, - {0.03919, 0.03980, 0.04132, 0.04380, 0.04704, 0.05102, - 0.05602, 0.06302, 0.07633, 0.10896, 0.36743}, - {0.06531, 0.06528, 0.06631, 0.06805, 0.07053, 0.07392, - 0.07853, 0.08505, 0.09669, 0.12578, 0.37967}, - {0.09157, 0.09171, 0.09216, 0.09301, 0.09475, 0.00000, - 0.11152, 0.11879, 0.13352, 0.16802, 0.42750}, - {0.13977, 0.14095, 0.14509, 0.15433, 0.17534, 0.26406, - 0.21660, 0.20345, 0.21113, 0.25067, 0.51434}, - {0.21816, 0.22041, 0.22631, 0.23850, 0.26208, 0.34340, - 0.30755, 0.29237, 0.29878, 0.33863, 0.60258}, - {0.30344, 0.30547, 0.31241, 0.32444, 0.34809, 0.42696, - 0.39464, 0.37919, 0.38546, 0.42530, 0.68926}, - {0.38969, 0.39164, 0.39810, 0.41059, 0.43441, 0.51246, - 0.48112, 0.46562, 0.47191, 0.51172, 0.77558}, - {0.47592, 0.47799, 0.48442, 0.49689, 0.52061, 0.59855, - 0.56752, 0.55201, 0.55826, 0.59808, 0.86202}, - {0.56226, 0.56428, 0.57074, 0.58324, 0.60696, 0.68483, - 0.65388, 0.63837, 0.64461, 0.68445, 0.94830}, - {0.64881, 0.65063, 0.65709, 0.66958, 0.69331, 0.77117, - 0.74023, 0.72472, 0.73098, 0.77079, 1.03486}, - {0.73506, 0.73698, 0.74344, 0.75596, 0.77964, 0.85751, - 0.82658, 0.81107, 0.81731, 0.85712, 1.12106}, - {0.82132, 0.82333, 0.82979, 0.84228, 0.86608, 0.94386, - 0.91293, 0.89742, 0.90367, 0.94335, 1.20737}, - {0.90767, 0.90968, 0.91614, 0.92863, 0.95236, 1.03021, - 0.99928, 0.98377, 0.99001, 1.02984, 1.29371}, - {0.99410, 0.99602, 1.00257, 1.01498, 1.03869, 1.11720, - 1.08563, 1.07011, 1.07637, 1.11621, 1.37873}, - {1.08036, 1.08240, 1.08884, 1.10138, 1.12504, 1.20301, - 1.17198, 1.15647, 1.16272, 1.20255, 1.46651}, - {1.16670, 1.16872, 1.17525, 1.18783, 1.21139, 1.28934, - 1.25833, 1.24281, 1.24909, 1.28889, 1.55275}, - {1.25307, 1.25510, 1.26153, 1.27404, 1.29773, 1.37584, - 1.34469, 1.32916, 1.33536, 1.37524, 1.63915}, - {1.33942, 1.34146, 1.34788, 1.36040, 1.38410, 1.46438, - 1.43105, 1.41537, 1.42176, 1.46158, 1.72538}, - {1.42579, 1.42782, 1.43458, 1.44674, 1.47043, 1.55085, - 1.51675, 1.50168, 1.50810, 1.54793, 1.81174}, - {1.51207, 1.51454, 1.52060, 1.53307, 1.55684, 1.63478, - 1.60336, 1.58820, 1.59446, 1.63414, 1.89814}, - {1.59856, 1.60047, 1.60693, 1.61942, 1.64317, 1.72257, - 1.69008, 1.67454, 1.68080, 1.72063, 1.98433}, - {1.68481, 1.68682, 1.69330, 1.70584, 1.72949, 1.80752, - 1.77643, 1.76089, 1.76716, 1.80692, 2.07069}, - {1.77117, 1.77319, 1.77969, 1.79260, 1.81583, 1.89376, - 1.86226, 1.84720, 1.85355, 1.89256, 2.15343}, - {1.85748, 1.85967, 1.86605, 1.87848, 1.90222, 1.98010, - 1.94913, 1.93271, 1.93981, 1.97968, 2.24355}, - {1.94386, 1.94587, 1.95233, 1.96484, 1.98854, 2.06646, - 2.03542, 2.01755, 2.02617, 2.06604, 2.32993}, - {2.03022, 2.03230, 2.03868, 2.05134, 2.07488, 2.15367, - 2.12178, 2.10391, 2.11252, 2.15432, 2.41623}, - {2.11656, 2.11857, 2.12505, 2.13772, 2.16147, 2.23919, - 2.20817, 2.19265, 2.20744, 2.23872, 2.49996}, - {2.20291, 2.20611, 2.21137, 2.22387, 2.24758, 2.32563, - 2.29450, 2.27901, 2.28525, 2.32507, 2.58897}, - {2.28922, 2.29172, 2.29774, 2.31345, 2.33400, 2.41287, - 2.38086, 2.36535, 2.37160, 2.40869, 2.67113}, - {2.37572, 2.37764, 2.38410, 2.39803, 2.42046, 2.49817, - 2.46721, 2.45171, 2.45794, 2.49505, 2.76061}, - {2.46190, 2.46396, 2.47043, 2.48340, 2.50665, 2.58453, - 2.55357, 2.53728, 2.54430, 2.58407, 2.84816}, - {2.54833, 2.55032, 2.55679, 2.56976, 2.59312, 2.67103, - 2.63993, 2.62364, 2.63062, 2.67040, 2.93444}, - {2.63456, 2.63660, 2.64304, 2.65555, 2.67938, 2.75739, - 2.72629, 2.71064, 2.71688, 2.75671, 3.01886}}; - - // Garfield simulation at UD = -1700V; vd = 1.299cm/microsec, = 590V/cm - Float_t time1700[ktimebin][kZbin] = - {{0.09167, 0.09201, 0.09302, 0.09471, 0.09712, 0.10029, - 0.10438, 0.10986, 0.11832, 0.13986, 0.37824}, - {0.06591, 0.06626, 0.06736, 0.06923, 0.07183, 0.07519, - 0.07944, 0.08511, 0.09378, 0.11603, 0.35625}, - {0.03946, 0.04003, 0.04170, 0.04433, 0.04777, 0.05189, - 0.05676, 0.06301, 0.07291, 0.09880, 0.34724}, - {0.01110, 0.01281, 0.01718, 0.02280, 0.02879, 0.03476, - 0.04096, 0.04910, 0.06417, 0.10582, 0.36861}, - {0.01115, 0.01294, 0.01721, 0.02276, 0.02862, 0.03447, - 0.04074, 0.04980, 0.06812, 0.11565, 0.37231}, - {0.03920, 0.03974, 0.04133, 0.04381, 0.04706, 0.05105, - 0.05603, 0.06299, 0.07618, 0.10860, 0.36646}, - {0.06498, 0.06529, 0.06634, 0.06808, 0.07055, 0.07395, - 0.07852, 0.08500, 0.09650, 0.12532, 0.37850}, - {0.09143, 0.09159, 0.09207, 0.09297, 0.09473, 0.00000, - 0.11102, 0.11809, 0.13245, 0.16627, 0.42496}, - {0.13646, 0.13750, 0.14112, 0.14926, 0.16806, 0.24960, - 0.20627, 0.19536, 0.20366, 0.24256, 0.50557}, - {0.20678, 0.20848, 0.21384, 0.22450, 0.24552, 0.32018, - 0.28740, 0.27477, 0.28196, 0.32128, 0.58475}, - {0.28287, 0.28461, 0.29020, 0.30108, 0.32224, 0.39467, - 0.36500, 0.35217, 0.35926, 0.39860, 0.66194}, - {0.35972, 0.36145, 0.36713, 0.37797, 0.39912, 0.47091, - 0.44212, 0.42925, 0.43632, 0.47563, 0.73892}, - {0.43667, 0.43841, 0.44413, 0.45494, 0.47607, 0.54780, - 0.51912, 0.50627, 0.51334, 0.55254, 0.81595}, - {0.51365, 0.51540, 0.52101, 0.53193, 0.55305, 0.62463, - 0.59617, 0.58328, 0.59035, 0.62965, 0.89303}, - {0.59064, 0.59240, 0.59801, 0.60893, 0.63009, 0.70169, - 0.67317, 0.66028, 0.66735, 0.70666, 0.96995}, - {0.66765, 0.66939, 0.67501, 0.68592, 0.70724, 0.77863, - 0.75016, 0.73728, 0.74435, 0.78366, 1.04696}, - {0.74464, 0.74636, 0.75200, 0.76293, 0.78405, 0.85561, - 0.82716, 0.81427, 0.82133, 0.86064, 1.12396}, - {0.82165, 0.82340, 0.82902, 0.83991, 0.86104, 0.93266, - 0.90414, 0.89128, 0.89834, 0.93763, 1.20100}, - {0.89863, 0.90042, 0.90659, 0.91705, 0.93805, 1.00960, - 0.98115, 0.96825, 0.97533, 1.01462, 1.27801}, - {0.97563, 0.97740, 0.98310, 0.99391, 1.01504, 1.08659, - 1.05814, 1.04526, 1.05233, 1.09163, 1.35503}, - {1.05276, 1.05451, 1.06002, 1.07090, 1.09099, 1.16357, - 1.13516, 1.12225, 1.12933, 1.16863, 1.43195}, - {1.12977, 1.13138, 1.13700, 1.14792, 1.16797, 1.24061, - 1.21212, 1.19926, 1.20626, 1.24554, 1.50900}, - {1.20664, 1.20839, 1.21400, 1.22490, 1.24606, 1.31772, - 1.28914, 1.27382, 1.28329, 1.32262, 1.58550}, - {1.28367, 1.28541, 1.29099, 1.30189, 1.32312, 1.39460, - 1.36612, 1.34924, 1.36030, 1.39961, 1.66310}, - {1.36064, 1.36249, 1.36799, 1.37896, 1.40004, 1.48030, - 1.44314, 1.43032, 1.43731, 1.47659, 1.73442}, - {1.43762, 1.43937, 1.44497, 1.45618, 1.47704, 1.54932, - 1.52012, 1.50725, 1.51430, 1.55357, 1.81708}, - {1.51462, 1.51937, 1.52203, 1.53316, 1.55403, 1.62572, - 1.59713, 1.58424, 1.59128, 1.63061, 1.89406}, - {1.59162, 1.59338, 1.59947, 1.60989, 1.63103, 1.70270, - 1.67411, 1.66124, 1.66799, 1.70759, 1.97103}, - {1.66874, 1.67037, 1.67597, 1.68687, 1.70814, 1.77969, - 1.75112, 1.73806, 1.74530, 1.78457, 2.04794}, - {1.74693, 1.74749, 1.75297, 1.76476, 1.78500, 1.85667, - 1.82811, 1.81504, 1.82101, 1.86161, 2.12492}, - {1.82260, 1.82437, 1.82995, 1.84174, 1.86202, 1.93372, - 1.90509, 1.89202, 1.89930, 1.93859, 2.20189}, - {1.89964, 1.90135, 1.90693, 1.91789, 1.93952, 2.01080, - 1.98207, 1.96921, 1.97628, 2.01384, 2.27887}, - {1.97662, 1.97917, 1.98611, 1.99487, 2.01601, 2.08778, - 2.05846, 2.04623, 2.05330, 2.09244, 2.35585}, - {2.05359, 2.05615, 2.06309, 2.07187, 2.09867, 2.16459, - 2.13610, 2.12322, 2.13029, 2.16942, 2.43199}, - {2.13063, 2.13233, 2.13795, 2.14886, 2.17008, 2.24199, - 2.21310, 2.20020, 2.20727, 2.24659, 2.50983}, - {2.20761, 2.20931, 2.21955, 2.22624, 2.24708, 2.32147, - 2.29009, 2.27725, 2.28276, 2.32359, 2.58680}, - {2.28459, 2.29108, 2.29202, 2.30286, 2.32007, 2.39559, - 2.36683, 2.35422, 2.36119, 2.40058, 2.66081}, - {2.36153, 2.36806, 2.36889, 2.37985, 2.40092, 2.47828, - 2.44381, 2.43099, 2.43819, 2.47750, 2.73779}}; - - // Garfield simulation at UD = -1800V; vd = 1.450cm/microsec, = 623V/cm - Float_t time1800[ktimebin][kZbin] = - {{0.09166, 0.09199, 0.09300, 0.09470, 0.09709, 0.10026, - 0.10434, 0.10983, 0.11831, 0.13987, 0.37802}, - {0.06585, 0.06623, 0.06735, 0.06921, 0.07180, 0.07520, - 0.07941, 0.08507, 0.09376, 0.11604, 0.35624}, - {0.03945, 0.04004, 0.04169, 0.04432, 0.04776, 0.05187, - 0.05674, 0.06300, 0.07290, 0.09884, 0.34704}, - {0.01108, 0.01287, 0.01717, 0.02280, 0.02880, 0.03476, - 0.04095, 0.04909, 0.06419, 0.10589, 0.36843}, - {0.01115, 0.01287, 0.01720, 0.02276, 0.02862, 0.03448, - 0.04073, 0.04973, 0.06799, 0.11535, 0.37224}, - {0.03918, 0.03975, 0.04134, 0.04382, 0.04707, 0.05105, - 0.05603, 0.06296, 0.07605, 0.10822, 0.36560}, - {0.06498, 0.06532, 0.06635, 0.06809, 0.07058, 0.07395, - 0.07855, 0.08495, 0.09632, 0.12488, 0.37730}, - {0.09130, 0.09160, 0.09199, 0.09300, 0.09472, 0.00000, - 0.11059, 0.11747, 0.13146, 0.16462, 0.42233}, - {0.13364, 0.13449, 0.13767, 0.14481, 0.16147, 0.23635, - 0.19706, 0.18812, 0.19704, 0.23520, 0.49749}, - {0.19698, 0.19844, 0.20311, 0.21236, 0.23082, 0.29920, - 0.26936, 0.25927, 0.26732, 0.30601, 0.56871}, - {0.26518, 0.26670, 0.27160, 0.28099, 0.29955, 0.36597, - 0.33885, 0.32858, 0.33653, 0.37524, 0.63801}, - {0.33441, 0.33553, 0.34040, 0.34987, 0.36841, 0.43428, - 0.40797, 0.39763, 0.40556, 0.44425, 0.70698}, - {0.40296, 0.40447, 0.40934, 0.41881, 0.43737, 0.50306, - 0.47695, 0.46662, 0.47455, 0.51329, 0.77600}, - {0.47296, 0.47344, 0.47830, 0.48779, 0.50632, 0.57200, - 0.54593, 0.53559, 0.54351, 0.58222, 0.84489}, - {0.54089, 0.54264, 0.54727, 0.55673, 0.57529, 0.64094, - 0.61490, 0.60457, 0.61249, 0.65118, 0.91394}, - {0.60987, 0.61138, 0.61624, 0.62573, 0.64428, 0.70989, - 0.68397, 0.67354, 0.68147, 0.72015, 0.98291}, - {0.67883, 0.68035, 0.68521, 0.69469, 0.71324, 0.77896, - 0.75287, 0.74251, 0.75043, 0.78912, 1.04458}, - {0.74780, 0.74932, 0.75421, 0.76367, 0.78221, 0.84785, - 0.82185, 0.81148, 0.81941, 0.85811, 1.12085}, - {0.81690, 0.81830, 0.82316, 0.83263, 0.85120, 0.91683, - 0.89077, 0.88045, 0.88837, 0.92707, 1.18976}, - {0.88574, 0.88726, 0.89228, 0.90198, 0.92017, 0.98578, - 0.95974, 0.94947, 0.95734, 0.99604, 1.25873}, - {0.95493, 0.95624, 0.96110, 0.97058, 0.98913, 1.05481, - 1.02873, 1.01839, 1.02631, 1.06503, 1.32772}, - {1.02392, 1.02524, 1.03008, 1.03955, 1.05810, 1.12378, - 1.09757, 1.08605, 1.09530, 1.13399, 1.39669}, - {1.09270, 1.09418, 1.09911, 1.10854, 1.12714, 1.19281, - 1.16502, 1.15633, 1.16427, 1.20271, 1.46574}, - {1.16168, 1.16323, 1.16801, 1.17772, 1.19604, 1.26190, - 1.23399, 1.22531, 1.23323, 1.27194, 1.53475}, - {1.23061, 1.23214, 1.23698, 1.24669, 1.26503, 1.33073, - 1.30461, 1.29428, 1.30220, 1.34091, 1.60372}, - {1.29960, 1.30110, 1.30596, 1.31544, 1.33398, 1.39962, - 1.37228, 1.36323, 1.37121, 1.40988, 1.67273}, - {1.36851, 1.37007, 1.37512, 1.38441, 1.40297, 1.46865, - 1.44256, 1.43222, 1.44017, 1.47878, 1.74155}, - {1.43752, 1.43904, 1.44773, 1.45338, 1.47220, 1.53759, - 1.51136, 1.50119, 1.50914, 1.54775, 1.81050}, - {1.50646, 1.50802, 1.51288, 1.52237, 1.54097, 1.60697, - 1.58049, 1.57018, 1.57811, 1.61678, 1.87947}, - {1.57545, 1.57720, 1.58185, 1.59134, 1.60996, 1.67787, - 1.64929, 1.63914, 1.64707, 1.68570, 1.94851}, - {1.64442, 1.64617, 1.65081, 1.66035, 1.67893, 1.74684, - 1.71826, 1.70745, 1.71604, 1.75310, 2.01748}, - {1.71337, 1.71513, 1.71978, 1.72932, 1.74645, 1.81346, - 1.78739, 1.77642, 1.78501, 1.82151, 2.08644}, - {1.78238, 1.78410, 1.78876, 1.79824, 1.81678, 1.88332, - 1.85639, 1.84262, 1.85397, 1.89270, 2.15533}, - {1.85135, 1.85306, 1.85778, 1.86728, 1.88580, 1.95615, - 1.92536, 1.91171, 1.92283, 1.96165, 2.22428}, - {1.92774, 1.92184, 1.92672, 1.93618, 1.95477, 2.02048, - 1.99427, 1.98068, 1.99192, 2.03062, 2.29338}, - {1.98929, 1.99081, 1.99567, 2.00515, 2.02373, 2.08987, - 2.06332, 2.05249, 2.05939, 2.09928, 2.36227}, - {2.05829, 2.05978, 2.06464, 2.07414, 2.09272, 2.15850, - 2.12928, 2.12194, 2.12987, 2.16825, 2.43083}, - {2.12726, 2.12869, 2.13360, 2.14425, 2.16160, 2.22872, - 2.20118, 2.19078, 2.19876, 2.23416, 2.50007}}; - - // Garfield simulation at UD = -1900V; vd = 1.610cm/microsec, = 655V/cm - Float_t time1900[ktimebin][kZbin] = - {{0.09166, 0.09198, 0.09298, 0.09467, 0.09707, 0.10023, - 0.10431, 0.10980, 0.11828, 0.13988, 0.37789}, - {0.06584, 0.06622, 0.06735, 0.06920, 0.07179, 0.07514, - 0.07938, 0.08505, 0.09374, 0.11606, 0.35599}, - {0.03945, 0.04002, 0.04169, 0.04432, 0.04775, 0.05185, - 0.05672, 0.06298, 0.07290, 0.09888, 0.34695}, - {0.01109, 0.01281, 0.01717, 0.02279, 0.02878, 0.03476, - 0.04094, 0.04909, 0.06421, 0.10597, 0.36823}, - {0.01115, 0.01287, 0.01720, 0.02294, 0.02862, 0.03448, - 0.04074, 0.04973, 0.06783, 0.11506, 0.37206}, - {0.03940, 0.03975, 0.04135, 0.04386, 0.04708, 0.05106, - 0.05604, 0.06293, 0.07592, 0.10787, 0.36484}, - {0.06500, 0.06534, 0.06638, 0.06811, 0.07060, 0.07413, - 0.07852, 0.08491, 0.09614, 0.12446, 0.37626}, - {0.09119, 0.09140, 0.09194, 0.09293, 0.09471, 0.00000, - 0.11013, 0.11685, 0.13050, 0.16302, 0.41991}, - {0.13111, 0.13190, 0.13466, 0.14091, 0.15554, 0.22409, - 0.18846, 0.18167, 0.19113, 0.22854, 0.48995}, - {0.18849, 0.18975, 0.19380, 0.20185, 0.21797, 0.28050, - 0.25368, 0.24575, 0.25446, 0.29249, 0.55442}, - {0.24995, 0.25125, 0.25563, 0.26366, 0.27986, 0.34065, - 0.31605, 0.30815, 0.31680, 0.35482, 0.61697}, - {0.31187, 0.31324, 0.31745, 0.32580, 0.34205, 0.40217, - 0.37825, 0.37031, 0.37897, 0.41696, 0.67890}, - {0.37401, 0.37531, 0.37955, 0.38777, 0.40395, 0.46408, - 0.44037, 0.43242, 0.44108, 0.47906, 0.74122}, - {0.43610, 0.43741, 0.44161, 0.44986, 0.46604, 0.52614, - 0.50248, 0.49452, 0.50316, 0.54116, 0.80326}, - {0.49820, 0.49988, 0.50372, 0.51196, 0.52814, 0.58822, - 0.56459, 0.55661, 0.56527, 0.60326, 0.86526}, - {0.56032, 0.56161, 0.56582, 0.57408, 0.59024, 0.65032, - 0.62670, 0.61872, 0.62737, 0.66537, 0.92749}, - {0.62240, 0.62371, 0.62792, 0.63624, 0.65236, 0.71241, - 0.68881, 0.68081, 0.68947, 0.72750, 0.98941}, - {0.68449, 0.68581, 0.69002, 0.69828, 0.71444, 0.77452, - 0.75089, 0.74295, 0.75157, 0.78957, 1.05157}, - {0.74660, 0.74790, 0.75212, 0.76036, 0.77654, 0.83748, - 0.81299, 0.80501, 0.81193, 0.85168, 1.11375}, - {0.80870, 0.81017, 0.81423, 0.82246, 0.83867, 0.89908, - 0.87509, 0.86660, 0.87577, 0.91376, 1.17586}, - {0.87080, 0.87233, 0.87632, 0.88458, 0.90074, 0.96083, - 0.93718, 0.92922, 0.93787, 0.97588, 1.23794}, - {0.93291, 0.93422, 0.93844, 0.94667, 0.96293, 1.02295, - 0.99929, 0.99127, 0.99997, 1.03797, 1.29995}, - {0.99500, 0.99645, 1.00308, 1.00877, 1.02497, 1.08504, - 1.06140, 1.05343, 1.06203, 1.10006, 1.36216}, - {1.05712, 1.05926, 1.06262, 1.07092, 1.08706, 1.14754, - 1.12350, 1.11550, 1.12417, 1.16218, 1.42427}, - {1.11921, 1.12059, 1.12473, 1.13297, 1.14916, 1.21140, - 1.18560, 1.17284, 1.18625, 1.22414, 1.48629}, - {1.18140, 1.18262, 1.18690, 1.19508, 1.21125, 1.27139, - 1.24164, 1.23495, 1.24838, 1.28634, 1.54852}, - {1.24340, 1.24473, 1.24901, 1.25732, 1.27336, 1.33358, - 1.30793, 1.30179, 1.31047, 1.34848, 1.61066}, - {1.30551, 1.30684, 1.31104, 1.32056, 1.33553, 1.39609, - 1.37004, 1.36392, 1.37045, 1.41057, 1.67259}, - {1.36755, 1.36892, 1.37315, 1.39148, 1.39755, 1.45820, - 1.43215, 1.42602, 1.43467, 1.47268, 1.73477}, - {1.42966, 1.43101, 1.43549, 1.45359, 1.45976, 1.52031, - 1.49601, 1.48811, 1.49677, 1.53477, 1.79691}, - {1.49180, 1.49321, 1.49760, 1.51570, 1.52175, 1.58185, - 1.55771, 1.55023, 1.55888, 1.59672, 1.85501}, - {1.55391, 1.55527, 1.55943, 1.57782, 1.58391, 1.64395, - 1.62008, 1.61233, 1.62085, 1.65883, 1.92091}, - {1.61599, 1.61732, 1.62154, 1.63993, 1.64612, 1.70608, - 1.68237, 1.67108, 1.68301, 1.72110, 1.97931}, - {1.67808, 1.67948, 1.68364, 1.70204, 1.70823, 1.76858, - 1.74404, 1.73539, 1.74512, 1.78321, 2.04522}, - {1.74019, 1.74152, 1.74573, 1.76415, 1.77015, 1.83040, - 1.80615, 1.79366, 1.80723, 1.84509, 2.10742}, - {1.80235, 1.80362, 1.80783, 1.82626, 1.83227, 1.89246, - 1.86795, 1.85405, 1.86938, 1.90720, 2.16953}, - {1.86442, 1.86572, 1.86994, 1.88837, 1.89438, 1.95445, - 1.93006, 1.92283, 1.93148, 1.96931, 2.23147}, - {1.92700, 1.92783, 1.93197, 1.95049, 1.95649, 2.01668, - 1.99217, 1.98486, 1.99352, 2.03143, 2.29358}}; - - // Garfield simulation at UD = -2000V; vd = 1.783cm/microsec, = 688V/cm - Float_t time2000[ktimebin][kZbin] = - {{0.09176, 0.09196, 0.09296, 0.09465, 0.09704, 0.10020, - 0.10427, 0.10977, 0.11825, 0.13988, 0.37774}, - {0.06583, 0.06620, 0.06735, 0.06918, 0.07177, 0.07513, - 0.07936, 0.08503, 0.09372, 0.11606, 0.35586}, - {0.03944, 0.04001, 0.04170, 0.04431, 0.04774, 0.05184, - 0.05670, 0.06296, 0.07291, 0.09893, 0.34680}, - {0.01108, 0.01281, 0.01719, 0.02279, 0.02879, 0.03474, - 0.04093, 0.04908, 0.06422, 0.10605, 0.36800}, - {0.01114, 0.01287, 0.01720, 0.02276, 0.02863, 0.03449, - 0.04073, 0.04970, 0.06774, 0.11478, 0.37179}, - {0.03925, 0.03977, 0.04135, 0.04386, 0.04711, 0.05108, - 0.05604, 0.06290, 0.07580, 0.10748, 0.36386}, - {0.06501, 0.06536, 0.06640, 0.06814, 0.07062, 0.07398, - 0.07852, 0.08487, 0.09598, 0.12405, 0.37519}, - {0.09109, 0.09127, 0.09188, 0.09292, 0.09472, 0.00000, - 0.10964, 0.11630, 0.12960, 0.16150, 0.41765}, - {0.12898, 0.12968, 0.13209, 0.13749, 0.15034, 0.21286, - 0.18088, 0.17590, 0.18591, 0.22254, 0.48315}, - {0.18122, 0.18227, 0.18574, 0.19263, 0.20674, 0.26376, - 0.23960, 0.23375, 0.24316, 0.28047, 0.54179}, - {0.23674, 0.23784, 0.24142, 0.24847, 0.26264, 0.31810, - 0.29602, 0.29008, 0.29944, 0.33675, 0.59795}, - {0.29279, 0.29382, 0.29742, 0.30448, 0.31865, 0.37364, - 0.35215, 0.34629, 0.35555, 0.39286, 0.65411}, - {0.34875, 0.34987, 0.35346, 0.36054, 0.37472, 0.42956, - 0.40825, 0.40229, 0.41167, 0.44894, 0.71033}, - {0.40484, 0.40594, 0.40954, 0.41660, 0.43077, 0.48560, - 0.46433, 0.45840, 0.46772, 0.50500, 0.76632}, - {0.46090, 0.46201, 0.46560, 0.47267, 0.48684, 0.54167, - 0.52041, 0.51449, 0.52382, 0.56108, 0.82227}, - {0.51698, 0.51809, 0.52173, 0.52874, 0.54291, 0.59776, - 0.57646, 0.57052, 0.57986, 0.61717, 0.87836}, - {0.57306, 0.57418, 0.57782, 0.58513, 0.59899, 0.65380, - 0.63255, 0.62661, 0.63594, 0.67325, 0.93460}, - {0.62912, 0.63024, 0.63383, 0.64103, 0.65506, 0.70988, - 0.68484, 0.68267, 0.69202, 0.72878, 0.99046}, - {0.68521, 0.68633, 0.68990, 0.69699, 0.71115, 0.76595, - 0.74468, 0.73872, 0.74814, 0.78538, 1.04674}, - {0.74127, 0.74239, 0.74605, 0.75303, 0.77022, 0.82204, - 0.80078, 0.79484, 0.80416, 0.84147, 1.10261}, - {0.79736, 0.79846, 0.80206, 0.80947, 0.82330, 0.87813, - 0.85688, 0.85087, 0.86023, 0.89752, 1.15874}, - {0.85342, 0.85454, 0.85815, 0.86519, 0.87936, 0.93417, - 0.91293, 0.90428, 0.91631, 0.95360, 1.20760}, - {0.90949, 0.91061, 0.91423, 0.92128, 0.93544, 0.99026, - 0.96807, 0.96305, 0.97239, 1.00967, 1.27078}, - {0.96556, 0.96669, 0.97111, 0.97734, 0.99151, 1.04664, - 1.02508, 1.01879, 1.02846, 1.06167, 1.32695}, - {1.02167, 1.02279, 1.02656, 1.03341, 1.04759, 1.10242, - 1.08115, 1.07003, 1.08453, 1.12184, 1.38304}, - {1.07776, 1.07883, 1.08242, 1.08950, 1.10384, 1.16422, - 1.13725, 1.13133, 1.14061, 1.17793, 1.43910}, - {1.13379, 1.13492, 1.13864, 1.14567, 1.15973, 1.21455, - 1.19323, 1.18734, 1.19668, 1.23401, 1.49528}, - {1.18988, 1.19098, 1.19457, 1.20164, 1.21582, 1.27064, - 1.24937, 1.24044, 1.25275, 1.29004, 1.55137}, - {1.24592, 1.24706, 1.25087, 1.25773, 1.27188, 1.32670, - 1.30544, 1.29953, 1.30883, 1.34613, 1.60743}, - {1.30202, 1.30313, 1.30673, 1.31381, 1.32797, 1.38278, - 1.36151, 1.35167, 1.36490, 1.40221, 1.66306}, - {1.35809, 1.35921, 1.36282, 1.36986, 1.38403, 1.43888, - 1.41760, 1.41174, 1.42083, 1.45830, 1.71915}, - {1.41419, 1.41528, 1.41890, 1.42595, 1.44011, 1.49496, - 1.47368, 1.46769, 1.47706, 1.51436, 1.77523}, - {1.47131, 1.47141, 1.47494, 1.48850, 1.49620, 1.55137, - 1.52977, 1.51820, 1.53315, 1.57042, 1.83158}, - {1.52635, 1.52750, 1.53103, 1.53814, 1.55228, 1.60736, - 1.58503, 1.57986, 1.58920, 1.62649, 1.88767}, - {1.58418, 1.58355, 1.58711, 1.59526, 1.60833, 1.66316, - 1.63345, 1.63261, 1.64556, 1.68204, 1.94359}, - {1.64027, 1.63958, 1.64489, 1.65024, 1.66443, 1.71925, - 1.69794, 1.69201, 1.70143, 1.73865, 1.99968}, - {1.69450, 1.69566, 1.69940, 1.70697, 1.71841, 1.77819, - 1.75396, 1.74814, 1.75743, 1.79083, 2.05427}, - {1.75054, 1.75221, 1.75527, 1.76306, 1.77662, 1.83428, - 1.81006, 1.81173, 1.81345, 1.85076, 2.10289}}; - - // Garfield simulation at UD = -2100V; vd = 1.959cm/microsec, = 720V/cm - Float_t time2100[ktimebin][kZbin] = - {{0.09160, 0.09194, 0.09294, 0.09462, 0.09701, 0.10017, - 0.10424, 0.10974, 0.11823, 0.13988, 0.37762}, - {0.06585, 0.06619, 0.06731, 0.06916, 0.07174, 0.07509, - 0.07933, 0.08500, 0.09370, 0.11609, 0.35565}, - {0.03960, 0.04001, 0.04171, 0.04430, 0.04774, 0.05182, - 0.05668, 0.06294, 0.07291, 0.09896, 0.34676}, - {0.01109, 0.01280, 0.01716, 0.02279, 0.02876, 0.03474, - 0.04096, 0.04908, 0.06424, 0.10612, 0.36790}, - {0.01114, 0.01285, 0.01719, 0.02287, 0.02863, 0.03449, - 0.04073, 0.04964, 0.06759, 0.11446, 0.37162}, - {0.03922, 0.03977, 0.04146, 0.04386, 0.04711, 0.05109, - 0.05605, 0.06287, 0.07575, 0.10713, 0.36298}, - {0.06504, 0.06538, 0.06641, 0.06818, 0.07064, 0.07426, - 0.07852, 0.08483, 0.09581, 0.12363, 0.37424}, - {0.09103, 0.09129, 0.09186, 0.09291, 0.09476, 0.00000, - 0.10923, 0.11578, 0.12873, 0.16005, 0.41525}, - {0.12723, 0.12777, 0.12988, 0.13458, 0.14579, 0.20264, - 0.17421, 0.17078, 0.18132, 0.21708, 0.47699}, - {0.17508, 0.17601, 0.17897, 0.18487, 0.19698, 0.24881, - 0.22737, 0.22337, 0.23348, 0.27000, 0.53032}, - {0.22571, 0.22663, 0.22969, 0.23570, 0.24787, 0.29826, - 0.27871, 0.27462, 0.28471, 0.32122, 0.58166}, - {0.27664, 0.27759, 0.28067, 0.28669, 0.29891, 0.34898, - 0.32982, 0.32570, 0.33576, 0.37229, 0.63268}, - {0.32766, 0.32862, 0.33170, 0.33778, 0.34988, 0.39973, - 0.38088, 0.37675, 0.38680, 0.42333, 0.68159}, - {0.37872, 0.37966, 0.38275, 0.38875, 0.40093, 0.45073, - 0.43192, 0.42780, 0.43786, 0.47438, 0.73480}, - {0.42974, 0.43070, 0.43378, 0.43982, 0.45196, 0.50177, - 0.48297, 0.47884, 0.48889, 0.52544, 0.78581}, - {0.48081, 0.48175, 0.48482, 0.49084, 0.50302, 0.55290, - 0.53398, 0.52988, 0.53994, 0.57647, 0.83687}, - {0.53645, 0.53295, 0.53586, 0.54188, 0.55408, 0.60398, - 0.58504, 0.58092, 0.59100, 0.62768, 0.88773}, - {0.58345, 0.58409, 0.58690, 0.59292, 0.60510, 0.65562, - 0.63609, 0.63197, 0.64203, 0.67856, 0.93907}, - {0.63397, 0.63490, 0.63795, 0.64403, 0.65613, 0.70612, - 0.68714, 0.68301, 0.69294, 0.72955, 0.99000}, - {0.68496, 0.68592, 0.68899, 0.69504, 0.70733, 0.75708, - 0.73818, 0.73405, 0.74412, 0.78064, 1.04100}, - {0.73600, 0.73696, 0.74003, 0.74624, 0.75828, 0.80805, - 0.78904, 0.78512, 0.79517, 0.83152, 1.09205}, - {0.78709, 0.78801, 0.79108, 0.79709, 0.80931, 0.85906, - 0.84027, 0.83614, 0.84621, 0.88269, 1.14058}, - {0.83808, 0.83905, 0.84215, 0.84816, 0.86031, 0.91011, - 0.89139, 0.88718, 0.89725, 0.93377, 1.19413}, - {0.88916, 0.89010, 0.89320, 0.89920, 0.91136, 0.96117, - 0.94235, 0.93822, 0.94828, 0.98480, 1.24538}, - {0.94036, 0.94113, 0.94422, 0.95023, 0.96241, 1.01220, - 0.99310, 0.98927, 0.99933, 1.03585, 1.29629}, - {0.99139, 0.99220, 0.99525, 1.00127, 1.01344, 1.06324, - 1.04451, 1.04033, 1.04836, 1.08690, 1.34727}, - {1.04261, 1.04325, 1.04628, 1.05232, 1.06448, 1.12090, - 1.09546, 1.09136, 1.10142, 1.13795, 1.39831}, - {1.09331, 1.09429, 1.09742, 1.10336, 1.11557, 1.16547, - 1.14658, 1.13642, 1.15247, 1.18898, 1.44936}, - {1.14436, 1.14539, 1.14847, 1.15443, 1.16662, 1.21794, - 1.19763, 1.19329, 1.20349, 1.23956, 1.50043}, - {1.19533, 1.19651, 1.19943, 1.20548, 1.21666, 1.26753, - 1.24862, 1.24434, 1.25455, 1.29106, 1.55142}, - {1.24638, 1.24756, 1.25046, 1.25648, 1.26764, 1.31858, - 1.29967, 1.29538, 1.30499, 1.34211, 1.60250}, - {1.29747, 1.29847, 1.30175, 1.30753, 1.31869, 1.36969, - 1.35069, 1.34656, 1.35663, 1.39316, 1.64644}, - {1.35537, 1.34952, 1.35255, 1.35869, 1.36973, 1.41387, - 1.40173, 1.39761, 1.40768, 1.44396, 1.70238}, - {1.39956, 1.40056, 1.40380, 1.40961, 1.42178, 1.46492, - 1.45278, 1.45423, 1.45872, 1.49522, 1.75557}, - {1.45080, 1.45159, 1.45463, 1.46109, 1.47287, 1.52263, - 1.50382, 1.50050, 1.50977, 1.54502, 1.80670}, - {1.50165, 1.50264, 1.50570, 1.51214, 1.52233, 1.57370, - 1.55484, 1.55155, 1.56080, 1.59731, 1.85778}, - {1.55269, 1.55364, 1.55675, 1.56274, 1.57491, 1.62598, - 1.60590, 1.60259, 1.61185, 1.64836, 1.90883}, - {1.60368, 1.60469, 1.60779, 1.61373, 1.62596, 1.67738, - 1.65651, 1.65249, 1.66290, 1.69936, 1.95959}}; - - // Garfield simulation at UD = -2200V; vd = 2.134cm/microsec, = 753V/cm - Float_t time2200[ktimebin][kZbin] = - {{0.09162, 0.09194, 0.09292, 0.09460, 0.09702, 0.10014, - 0.10421, 0.10971, 0.11820, 0.13990, 0.37745}, - {0.06581, 0.06618, 0.06730, 0.06915, 0.07173, 0.07507, - 0.07931, 0.08497, 0.09368, 0.11609, 0.35560}, - {0.03947, 0.04001, 0.04167, 0.04429, 0.04772, 0.05183, - 0.05667, 0.06293, 0.07292, 0.09900, 0.34673}, - {0.01111, 0.01280, 0.01716, 0.02279, 0.02876, 0.03473, - 0.04091, 0.04907, 0.06426, 0.10620, 0.36766}, - {0.01113, 0.01285, 0.01719, 0.02276, 0.02863, 0.03452, - 0.04076, 0.04960, 0.06745, 0.11419, 0.37139}, - {0.03923, 0.03978, 0.04137, 0.04387, 0.04713, 0.05110, - 0.05605, 0.06284, 0.07551, 0.10677, 0.36210}, - {0.06505, 0.06540, 0.06644, 0.06820, 0.07069, 0.07401, - 0.07852, 0.08479, 0.09565, 0.12325, 0.37313}, - {0.09107, 0.09127, 0.09181, 0.09291, 0.09474, 0.00000, - 0.10883, 0.11528, 0.12789, 0.15865, 0.41313}, - {0.12559, 0.12622, 0.12800, 0.13206, 0.14166, 0.19331, - 0.16832, 0.16632, 0.17724, 0.21218, 0.47098}, - {0.16992, 0.17070, 0.17325, 0.17831, 0.18871, 0.23557, - 0.21690, 0.21451, 0.22514, 0.26082, 0.52034}, - {0.21640, 0.21722, 0.21987, 0.22500, 0.23540, 0.28097, - 0.26399, 0.26154, 0.27214, 0.30784, 0.56734}, - {0.26318, 0.26400, 0.26679, 0.27181, 0.28220, 0.32739, - 0.31090, 0.30842, 0.31902, 0.35474, 0.61415}, - {0.31001, 0.31085, 0.31348, 0.31866, 0.32903, 0.37412, - 0.35777, 0.35546, 0.36588, 0.40159, 0.66103}, - {0.35687, 0.35769, 0.36033, 0.36556, 0.37588, 0.42094, - 0.40523, 0.40214, 0.41273, 0.44841, 0.70785}, - {0.40372, 0.40457, 0.40723, 0.41234, 0.42273, 0.46778, - 0.45148, 0.44903, 0.45961, 0.49526, 0.75486}, - {0.45062, 0.45139, 0.45404, 0.45966, 0.46958, 0.51470, - 0.49833, 0.49584, 0.50644, 0.54211, 0.80160}, - {0.49742, 0.49825, 0.50088, 0.50605, 0.51644, 0.56148, - 0.54518, 0.54270, 0.55330, 0.58897, 0.84854}, - {0.54427, 0.54510, 0.54774, 0.55290, 0.56329, 0.60846, - 0.59203, 0.58955, 0.60014, 0.63578, 0.89528}, - {0.59119, 0.59199, 0.59471, 0.59975, 0.61014, 0.65533, - 0.63889, 0.63636, 0.64699, 0.68269, 0.94197}, - {0.63866, 0.63880, 0.64145, 0.64664, 0.65701, 0.70639, - 0.68574, 0.68325, 0.69385, 0.72949, 0.98900}, - {0.68483, 0.68566, 0.68831, 0.69347, 0.70386, 0.74890, - 0.73260, 0.73010, 0.74069, 0.77638, 1.03320}, - {0.73168, 0.73255, 0.73515, 0.74031, 0.75072, 0.79576, - 0.77117, 0.77501, 0.78755, 0.82318, 1.08006}, - {0.77854, 0.78310, 0.78200, 0.79525, 0.79756, 0.84281, - 0.81803, 0.82393, 0.83441, 0.87008, 1.12692}, - {0.82541, 0.82642, 0.82916, 0.83528, 0.84442, 0.89086, - 0.87315, 0.87079, 0.88125, 0.91694, 1.17648}, - {0.87226, 0.87308, 0.87602, 0.88086, 0.89128, 0.93772, - 0.92001, 0.91751, 0.92811, 0.95587, 1.22328}, - {0.91921, 0.91994, 0.92256, 0.92772, 0.94713, 0.98566, - 0.96690, 0.96436, 0.97495, 1.01064, 1.26882}, - {0.96790, 0.96679, 0.96941, 0.97463, 0.99399, 1.03001, - 1.01376, 1.01112, 1.02181, 1.05749, 1.31568}, - {1.01278, 1.01390, 1.01674, 1.02147, 1.03182, 1.07820, - 1.06056, 1.05798, 1.06867, 1.10433, 1.36390}, - {1.05964, 1.06076, 1.06331, 1.06833, 1.07870, 1.13297, - 1.10742, 1.10520, 1.11543, 1.15120, 1.41069}, - {1.10664, 1.10762, 1.10997, 1.11519, 1.12556, 1.17531, - 1.15427, 1.14620, 1.16229, 1.19805, 1.45758}, - {1.15352, 1.15421, 1.15683, 1.16218, 1.17242, 1.21910, - 1.20035, 1.19863, 1.20579, 1.24473, 1.50412}, - {1.20019, 1.20115, 1.20369, 1.20892, 1.21928, 1.26913, - 1.24721, 1.24549, 1.25605, 1.29159, 1.54920}, - {1.24707, 1.24846, 1.25052, 1.25602, 1.26608, 1.31558, - 1.29448, 1.29232, 1.30293, 1.33675, 1.59798}, - {1.29391, 1.29475, 1.29738, 1.30255, 1.31294, 1.36244, - 1.34167, 1.33918, 1.34979, 1.38229, 1.64496}, - {1.34078, 1.34304, 1.34424, 1.35565, 1.35980, 1.40930, - 1.38853, 1.38229, 1.39664, 1.42863, 1.69162}, - {1.38762, 1.38847, 1.39110, 1.39627, 1.40666, 1.45183, - 1.43539, 1.43289, 1.44348, 1.47549, 1.73876}, - {1.43524, 1.43533, 1.43796, 1.44310, 1.45371, 1.49305, - 1.48224, 1.47941, 1.49034, 1.52601, 1.78552}, - {1.48122, 1.48219, 1.48482, 1.48991, 1.50030, 1.53991, - 1.52898, 1.52653, 1.53653, 1.57282, 1.82386}}; - - if (fTimeStruct1) { - delete [] fTimeStruct1; - } - fTimeStruct1 = new Float_t[ktimebin*kZbin]; - - if (fTimeStruct2) { - delete [] fTimeStruct2; - } - fTimeStruct2 = new Float_t[ktimebin*kZbin]; - - for (Int_t ctrt = 0; ctrt < ktimebin; ctrt++) { - for (Int_t ctrz = 0; ctrz < kZbin; ctrz++) { - if (vdrift > fVDsmp[6]) { - fTimeStruct1[ctrt+ctrz*ktimebin] = time2100[ctrt][ctrz]; - fTimeStruct2[ctrt+ctrz*ktimebin] = time2200[ctrt][ctrz]; - fVDlo = fVDsmp[6]; - fVDhi = fVDsmp[7]; - } - else if (vdrift > fVDsmp[5]) { - fTimeStruct1[ctrt+ctrz*ktimebin] = time2000[ctrt][ctrz]; - fTimeStruct2[ctrt+ctrz*ktimebin] = time2100[ctrt][ctrz]; - fVDlo = fVDsmp[5]; - fVDhi = fVDsmp[6]; - } - else if (vdrift > fVDsmp[4]) { - fTimeStruct1[ctrt+ctrz*ktimebin] = time1900[ctrt][ctrz]; - fTimeStruct2[ctrt+ctrz*ktimebin] = time2000[ctrt][ctrz]; - fVDlo = fVDsmp[4]; - fVDhi = fVDsmp[5]; - } - else if (vdrift > fVDsmp[3]) { - fTimeStruct1[ctrt+ctrz*ktimebin] = time1800[ctrt][ctrz]; - fTimeStruct2[ctrt+ctrz*ktimebin] = time1900[ctrt][ctrz]; - fVDlo = fVDsmp[3]; - fVDhi = fVDsmp[4]; - } - else if (vdrift > fVDsmp[2]) { - fTimeStruct1[ctrt+ctrz*ktimebin] = time1700[ctrt][ctrz]; - fTimeStruct2[ctrt+ctrz*ktimebin] = time1800[ctrt][ctrz]; - fVDlo = fVDsmp[2]; - fVDhi = fVDsmp[3]; - } - else if (vdrift > fVDsmp[1]) { - fTimeStruct1[ctrt+ctrz*ktimebin] = time1600[ctrt][ctrz]; - fTimeStruct2[ctrt+ctrz*ktimebin] = time1700[ctrt][ctrz]; - fVDlo = fVDsmp[1]; - fVDhi = fVDsmp[2]; - } - else if (vdrift > (fVDsmp[0] - 1.0e-5)) { - fTimeStruct1[ctrt+ctrz*ktimebin] = time1500[ctrt][ctrz]; - fTimeStruct2[ctrt+ctrz*ktimebin] = time1600[ctrt][ctrz]; - fVDlo = fVDsmp[0]; - fVDhi = fVDsmp[1]; - } - } - } + Float_t diffL = 0.0; + Float_t diffT = 0.0; -} + if (AliTRDCommonParam::Instance()->GetDiffCoeff(diffL,diffT,vdrift)) { -//_____________________________________________________________________________ -void AliTRDdigitizer::RecalcDiffusion(Float_t vdrift) -{ - // - // Recalculates the diffusion parameters - // + Float_t driftSqrt = TMath::Sqrt(absdriftlength); + Float_t sigmaT = driftSqrt * diffT; + Float_t sigmaL = driftSqrt * diffL; + lRow = gRandom->Gaus(lRow ,sigmaT); + lCol = gRandom->Gaus(lCol ,sigmaT * GetLorentzFactor(vdrift)); + lTime = gRandom->Gaus(lTime,sigmaL * GetLorentzFactor(vdrift)); - if (vdrift == fDiffLastVdrift) { - return; - } + return 1; - AliTRDSimParam *simParam = AliTRDSimParam::Instance(); - if (!simParam) { - AliFatal("Could not get simulation parameters"); - return; - } - - AliTRDCommonParam *commonParam = AliTRDCommonParam::Instance(); - if (!commonParam) { - AliFatal("Could not get common parameters"); - return; - } - - AliTRDcalibDB *calibration = AliTRDcalibDB::Instance(); - if (!calibration) { - AliFatal("Could not get calibration object"); - return; - } - - fDiffLastVdrift = vdrift; - - if (simParam->IsXenon()) { - - // - // Vd and B-field dependent diffusion and Lorentz angle - // - - // The magnetic field strength - Double_t x[3] = { 0.0, 0.0, 0.0 }; - Double_t b[3] = {0.,0.,0.}; - TGeoGlobalMagField::Instance()->Field(x,b); // b[] is in kilo Gauss - Float_t field = b[2] * 0.1; // Tesla - - - - // DiffusionL - const Int_t kNbL = 5; - Float_t p0L[kNbL] = { 0.007440, 0.007493, 0.007513, 0.007672, 0.007831 }; - Float_t p1L[kNbL] = { 0.019252, 0.018912, 0.018636, 0.018012, 0.017343 }; - Float_t p2L[kNbL] = { -0.005042, -0.004926, -0.004867, -0.004650, -0.004424 }; - Float_t p3L[kNbL] = { 0.000195, 0.000189, 0.000195, 0.000182, 0.000169 }; - - Int_t ibL = ((Int_t) (10 * (field - 0.15))); - ibL = TMath::Max( 0,ibL); - ibL = TMath::Min(kNbL,ibL); - - fDiffusionL = p0L[ibL] - + p1L[ibL] * vdrift - + p2L[ibL] * vdrift*vdrift - + p3L[ibL] * vdrift*vdrift*vdrift; - - // DiffusionT - const Int_t kNbT = 5; - Float_t p0T[kNbT] = { 0.009550, 0.009599, 0.009674, 0.009757, 0.009850 }; - Float_t p1T[kNbT] = { 0.006667, 0.006539, 0.006359, 0.006153, 0.005925 }; - Float_t p2T[kNbT] = { -0.000853, -0.000798, -0.000721, -0.000635, -0.000541 }; - Float_t p3T[kNbT] = { 0.000131, 0.000122, 0.000111, 0.000098, 0.000085 }; - - Int_t ibT= ((Int_t) (10 * (field - 0.15))); - ibT = TMath::Max( 0,ibT); - ibT = TMath::Min(kNbT,ibT); - - fDiffusionT = p0T[ibT] - + p1T[ibT] * vdrift - + p2T[ibT] * vdrift*vdrift - + p3T[ibT] * vdrift*vdrift*vdrift; - - // OmegaTau - fOmegaTau = calibration->GetOmegaTau(vdrift,field); - if (commonParam->ExBOn()) { - fLorentzFactor = 1.0 / (1.0 + fOmegaTau*fOmegaTau); - } - else { - fLorentzFactor = 1.0; - } - } + else { - else if (simParam->IsArgon()) { - - // Diffusion constants and Lorentz angle only for B = 0.5T - fDiffusionL = 0.0182; - fDiffusionT = 0.0159; - fOmegaTau = 0.0219769; - if (commonParam->ExBOn()) { - fLorentzFactor = 1.0 / (1.0 + fOmegaTau*fOmegaTau); - } - else { - fLorentzFactor = 1.0; - } + return 0; } } - -//_____________________________________________________________________________ -Float_t AliTRDdigitizer::GetDiffusionL(Float_t vdrift) -{ - // - // Returns the longitudinal diffusion coefficient for a given drift - // velocity and a B-field for Xe/CO2 (15%). - // The values are according to a GARFIELD simulation. - // - - RecalcDiffusion(vdrift); - - return fDiffusionL; - -} - -//_____________________________________________________________________________ -Float_t AliTRDdigitizer::GetDiffusionT(Float_t vdrift) -{ - // - // Returns the transverse diffusion coefficient for a given drift - // velocity and a B-field for Xe/CO2 (15%). - // The values are according to a GARFIELD simulation. - // - - RecalcDiffusion(vdrift); - - return fDiffusionT; - -} - -//_____________________________________________________________________________ -Int_t AliTRDdigitizer::Diffusion(Float_t vdrift, Double_t absdriftlength - , Double_t &lRow, Double_t &lCol, Double_t &lTime) -{ - // - // Applies the diffusion smearing to the position of a single electron. - // Depends on absolute drift length. - // - - RecalcDiffusion(vdrift); - - Float_t driftSqrt = TMath::Sqrt(absdriftlength); - Float_t sigmaT = driftSqrt * fDiffusionT; - Float_t sigmaL = driftSqrt * fDiffusionL; - lRow = gRandom->Gaus(lRow ,sigmaT); - lCol = gRandom->Gaus(lCol ,sigmaT * GetLorentzFactor(vdrift)); - lTime = gRandom->Gaus(lTime,sigmaL * GetLorentzFactor(vdrift)); - - return 1; - -} //_____________________________________________________________________________ Float_t AliTRDdigitizer::GetLorentzFactor(Float_t vd) { // - // Returns the recalculated Lorentz factor + // Returns the Lorentz factor // - RecalcDiffusion(vd); + Double_t omegaTau = AliTRDCommonParam::Instance()->GetOmegaTau(vd); + Double_t lorentzFactor = 1.0; + if (AliTRDCommonParam::Instance()->ExBOn()) { + lorentzFactor = 1.0 / (1.0 + omegaTau*omegaTau); + } - return fLorentzFactor; + return lorentzFactor; } @@ -2805,88 +1908,49 @@ Int_t AliTRDdigitizer::ExB(Float_t vdrift, Double_t driftlength, Double_t &lCol) // Applies E x B effects to the position of a single electron. // Depends on signed drift length. // - - RecalcDiffusion(vdrift); - lCol = lCol + fOmegaTau * driftlength; + lCol = lCol + + AliTRDCommonParam::Instance()->GetOmegaTau(vdrift) + * driftlength; return 1; } //_____________________________________________________________________________ -void AliTRDdigitizer::ZS(AliTRDarrayADC *digits) +void AliTRDdigitizer::RunDigitalProcessing(Int_t det) { // - // Apply the ZS + // Run the digital processing in the TRAP // - // Create the temporary digits container - AliTRDarrayADC *tempDigits; - tempDigits = new AliTRDarrayADC(); - Int_t dim4 = digits->GetNrow(); - Int_t dim5 = digits->GetNcol()+2; - Int_t dim6 = digits->GetNtime(); - Int_t lim = dim5-1; - - tempDigits->Allocate(dim4,dim5,dim6); - - for(Int_t row=0;rowSetData(row,col,time,0); - } - else - { - tempDigits->SetData(row,col,time,digits->GetData(row,col-1,time)); - } - } - } - } + AliTRDfeeParam *feeParam = AliTRDfeeParam::Instance(); //Create and initialize the mcm object - AliTRDmcmSim* mcmfast; - mcmfast = new AliTRDmcmSim(); - mcmfast->StartfastZS(dim5,dim6); + AliTRDmcmSim* mcmfast = new AliTRDmcmSim(); + + AliTRDarrayADC *digits = fDigitsManager->GetDigits(det); + if (!digits) + return; //Call the methods in the mcm class using the temporary array as input - for(Int_t row=0;rowGetNrow() / 2; rob++) + { + for(Int_t mcm = 0; mcm < 16; mcm++) { - for(Int_t col=0;colSetData(col,time,tempDigits->GetData(row,col,time)); - } - } + mcmfast->Init(det, rob, mcm); + mcmfast->SetDataByPad(digits, fDigitsManager); mcmfast->Filter(); + if (feeParam->GetTracklet()) { + mcmfast->Tracklet(); + mcmfast->StoreTracklets(); + } mcmfast->ZSMapping(); - mcmfast->FlagDigitsArray(tempDigits,row); - mcmfast->StartfastZS(dim5,dim6); - } - - //Modify the digits array to indicate suppressed values - for(Int_t irow=0; irowGetData(irow,icol,itime)==-1) // If supressed in temporary array - { - digits->SetData(irow,icol-1,itime,-1); // Supressed values indicated by -1 in the digits array - } - } - } + mcmfast->WriteData(digits); } + } - // Delete objects delete mcmfast; - delete tempDigits; } +