// results are stored at the ocdbPath - local or alien ...
// default storage ""- data stored at current working directory
+ e.g.
+ gSystem->Load("libANALYSIS");
+ gSystem->Load("libTPCcalib");
+ AliTPCPreprocessorOffline proces;
+ proces.CalibTimeGain("TPCMultObjects.root",114000,140040,0);
+ TFile oo("OCDB/TPC/Calib/TimeGain/Run114000_121040_v0_s0.root")
+ TObjArray * arr = AliCDBEntry->GetObject()
+ arr->At(4)->Draw("alp")
+
*/
#include "Riostream.h"
#include <fstream>
#include "AliRelAlignerKalman.h"
#include "AliTPCParamSR.h"
#include "AliTPCcalibTimeGain.h"
+#include "AliTPCcalibGainMult.h"
#include "AliSplineFit.h"
+#include "AliTPCComposedCorrection.h"
+#include "AliTPCExBTwist.h"
+#include "AliTPCCalibGlobalMisalignment.h"
+#include "TStatToolkit.h"
+#include "TChain.h"
+#include "TCut.h"
+#include "AliTrackerBase.h"
#include "AliTPCPreprocessorOffline.h"
fFitCosmic(0), // fit of dependence - Plateu
fGainArray(new TObjArray), // array to be stored in the OCDB
fGainMIP(0), // calibration component for MIP
- fGainCosmic(0) // calibration component for cosmic
+ fGainCosmic(0), // calibration component for cosmic
+ fGainMult(0),
+ fAlignTree(0), // alignment tree
+ fSwitchOnValidation(kFALSE), // flag to switch on validation of OCDB parameters
+ fMinGain(2.0),
+ fMaxGain(3.0),
+ fMaxVdriftCorr(0.03)
{
//
// default constructor
TObjArray *hisArray =timeDrift->GetHistoDrift();
{for (Int_t i=0; i<hisArray->GetEntriesFast(); i++){
THnSparse* addHist=(THnSparse*)hisArray->UncheckedAt(i);
- if (addHist->GetEntries()<fMinEntries) continue;
if (!addHist) continue;
+ if (addHist->GetEntries()<fMinEntries) continue;
TH1D* histo =addHist->Projection(3);
TH1D* histoTime=addHist->Projection(0);
printf("%s\t%f\t%d\t%d\n",histo->GetName(), histo->GetEntries(),histo->FindFirstBinAbove(0),histo->FindLastBinAbove(0));
//
// 1. Initialization and run range setting
TFile fcalib(file);
- fTimeDrift=(AliTPCcalibTime*)fcalib.Get("calibTime");
+ TObjArray * array = (TObjArray*)fcalib.Get("TPCCalib");
+ if (array){
+ fTimeDrift = (AliTPCcalibTime *)array->FindObject("calibTime");
+ } else {
+ fTimeDrift = (AliTPCcalibTime*)fcalib.Get("calibTime");
+ }
+ if(!fTimeDrift) return;
+
startRun=ustartRun;
endRun=ustartRun;
TObjArray *hisArray =fTimeDrift->GetHistoDrift();
// 3. Append QA plots
//
MakeDefaultPlots(fVdriftArray,fVdriftArray);
+
//
+ // 4. validate OCDB entries
//
- // 4. update of OCDB
+ if(fSwitchOnValidation==kTRUE && ValidateTimeDrift()==kFALSE) {
+ Printf("TPC time drift OCDB parameters out of range!");
+ return;
+ }
+ //
+ //4.b make alignment
+ //
+ MakeFitTime();
+ TFile * ftime= TFile::Open("fitITSVertex.root");
+ if (ftime){
+ TObject * alignmentTime=ftime->Get("FitCorrectionTime");
+ if (alignmentTime) fVdriftArray->AddLast(alignmentTime);
+ }
+ //
+ //
+ // 5. update of OCDB
//
//
-
UpdateOCDBDrift(ustartRun,uendRun,ocdbStorage);
}
gStorage->Put(fVdriftArray, (*id1), metaData);
}
+Bool_t AliTPCPreprocessorOffline::ValidateTimeGain()
+{
+ //
+ // Validate time gain corrections
+ //
+ Printf("ValidateTimeGain..." );
+ Float_t minGain = fMinGain;
+ Float_t maxGain = fMaxGain;
+
+ TGraphErrors *gr = (TGraphErrors*)fGainArray->FindObject("TGRAPHERRORS_MEAN_GAIN_BEAM_ALL");
+ if (!gr) {
+ gr = (TGraphErrors*)fGainArray->FindObject("TGRAPHERRORS_MEAN_GAIN_COSMIC_ALL");
+ if (!gr) return kFALSE;
+ Printf("Assuming given run is a cosmic run. Using gain calibration from Fermi-plateau muons.");
+ }
+ if(gr->GetN()<1) return kFALSE;
+
+ // check whether gain in the range
+ for(Int_t iPoint=0; iPoint<gr->GetN(); iPoint++)
+ {
+ if(gr->GetY()[iPoint] < minGain || gr->GetY()[iPoint] > maxGain)
+ return kFALSE;
+ }
+
+return kTRUE;
+}
+
+
+Bool_t AliTPCPreprocessorOffline::ValidateTimeDrift()
+{
+ //
+ // Validate time drift velocity corrections
+ //
+ Printf("ValidateTimeDrift..." );
+
+ Float_t maxVDriftCorr = fMaxVdriftCorr;
+ TGraphErrors* gr = (TGraphErrors*)fVdriftArray->FindObject("ALIGN_ITSB_TPC_DRIFTVD");
+ Printf("ALIGN_ITSB_TPC_DRIFTVD graph = %p",gr);
+
+ if(!gr) return kFALSE;
+ if(gr->GetN()<1) {
+ Printf("ALIGN_ITSB_TPC_DRIFTVD number of points = %d",gr->GetN());
+ return kFALSE;
+ }
+
+ // check whether drift velocity corrections in the range
+ for(Int_t iPoint = 0; iPoint<gr->GetN(); iPoint++)
+ {
+ Printf("Y value from the graph: %f",TMath::Abs(gr->GetY()[iPoint]));
+ if(TMath::Abs(gr->GetY()[iPoint]) > maxVDriftCorr)
+ return kFALSE;
+ }
+
+return kTRUE;
+}
void AliTPCPreprocessorOffline::UpdateDriftParam(AliTPCParam *param, TObjArray *const arr, Int_t lstartRun){
//
Double_t *erry=new Double_t[npoints0];
//
//
- if (npoints0<kMinPoints) return 0;
+ if (npoints0<kMinPoints) {
+ delete []outx;
+ delete []outy;
+ delete []errx;
+ delete []erry;
+ return 0;
+ }
for (Int_t iter=0; iter<3; iter++){
npoints=0;
for (Int_t ipoint=0; ipoint<npoints0; ipoint++){
}
TGraphErrors *graphOut=0;
if (npoints>1) graphOut= new TGraphErrors(npoints,outx,outy,errx,erry);
+ delete []outx;
+ delete []outy;
+ delete []errx;
+ delete []erry;
return graphOut;
}
THnSparse* newHist=hist->Projection(4,dim);
newHist->SetName(name);
TGraphErrors* graph=AliTPCcalibBase::FitSlices(newHist,2,0,400,100,0.05,0.95, kTRUE);
+ if (!graph) {
+ printf("Graph =%s filtered out\n", name.Data());
+ continue;
+ }
printf("name=%s graph=%i, N=%i\n", name.Data(), graph==0, graph->GetN());
Int_t pos=name.Index("_");
name=name(pos,name.Capacity()-pos);
graphName.ToUpper();
//
graph = FilterGraphDrift(graph, kErrSigmaCut, kMedianCutAbs);
- if (!graph) {
- printf("Graph =%s filtered out\n", name.Data());
- continue;
- }
//
- graph->SetMarkerStyle(i%8+20);
- graph->SetMarkerColor(i%7);
- graph->GetXaxis()->SetTitle("Time");
- graph->GetYaxis()->SetTitle("v_{dcor}");
- graph->SetName(graphName);
- graph->SetTitle(graphName);
- printf("Graph %d\t=\t%s\n", i, graphName.Data());
- vdriftArray->Add(graph);
+ if (graph){
+ graph->SetMarkerStyle(i%8+20);
+ graph->SetMarkerColor(i%7);
+ graph->GetXaxis()->SetTitle("Time");
+ graph->GetYaxis()->SetTitle("v_{dcor}");
+ graph->SetName(graphName);
+ graph->SetTitle(graphName);
+ printf("Graph %d\t=\t%s\n", i, graphName.Data());
+ vdriftArray->Add(graph);
+ }
}
}
}
arrayTRD=timeDrift->GetAlignTRDTPC();
arrayTOF=timeDrift->GetAlignTOFTPC();
- if (arrayITS->GetEntries()>0) mstatITS= AliTPCcalibDButil::MakeStatRelKalman(arrayITS,0.9,50,0.025);
- if (arrayTOF->GetEntries()>0) mstatTOF= AliTPCcalibDButil::MakeStatRelKalman(arrayTOF,0.9,1000,0.025);
- if (arrayTRD->GetEntries()>0) mstatTRD= AliTPCcalibDButil::MakeStatRelKalman(arrayTRD,0.9,50,0.025);
+ if (arrayITS->GetEntries()>0) mstatITS= AliTPCcalibDButil::MakeStatRelKalman(arrayITS,0.7,50,fMaxVdriftCorr);
+ if (arrayTOF->GetEntries()>0) mstatTOF= AliTPCcalibDButil::MakeStatRelKalman(arrayTOF,0.7,1000,fMaxVdriftCorr);
+ if (arrayTRD->GetEntries()>0) mstatTRD= AliTPCcalibDButil::MakeStatRelKalman(arrayTRD,0.7,50,fMaxVdriftCorr);
//
TObjArray * arrayITSP= AliTPCcalibDButil::SmoothRelKalman(arrayITS,*mstatITS, 0, 5.);
TObjArray * arrayITSM= AliTPCcalibDButil::SmoothRelKalman(arrayITS,*mstatITS, 1, 5.);
// add graphs for laser
//
const Double_t delayL0L1 = 0.071; //this is hack for 1/2 weeks
- THnSparse *hisN=0;
+ //THnSparse *hisN=0;
TGraphErrors *grLaser[6]={0,0,0,0,0,0};
- hisN = timeDrift->GetHistVdriftLaserA(0);
+ //hisN = timeDrift->GetHistVdriftLaserA(0);
if (timeDrift->GetHistVdriftLaserA(0)){
grLaser[0]=MakeGraphFilter0(timeDrift->GetHistVdriftLaserA(0),0,2,5,delayL0L1);
grLaser[0]->SetName("GRAPH_MEAN_DELAY_LASER_ALL_A");
hisN->GetAxis(itime)->SetRange(firstBinA,lastBinA);
hisN->GetAxis(ival)->SetRange(firstBinV,lastBinV);
Int_t entries=0;
- for (Int_t ibin=firstBinA; ibin<lastBinA; ibin++){
+ for (Int_t ibin=firstBinA; ibin<=lastBinA; ibin++){
Double_t cont = hisT->GetBinContent(ibin);
if (cont<minEntries) continue;
entries++;
TVectorD vecMean1(entries);
TVectorD vecRMS1(entries);
entries=0;
- {for (Int_t ibin=firstBinA; ibin<=lastBinA; ibin++){
+ for (Int_t ibin=firstBinA; ibin<=lastBinA; ibin++){
Double_t cont = hisT->GetBinContent(ibin);
if (cont<minEntries) continue;
- hisN->GetAxis(itime)->SetRange(ibin-1,ibin+1);
+ //hisN->GetAxis(itime)->SetRange(ibin-1,ibin+1);
+ Int_t minBin = ibin-1;
+ Int_t maxBin = ibin+1;
+ if(minBin <= 0) minBin = 1;
+ if(maxBin >= hisN->GetAxis(itime)->GetNbins()) maxBin = hisN->GetAxis(itime)->GetNbins()-1;
+ hisN->GetAxis(itime)->SetRange(minBin,maxBin);
+
Double_t time = hisT->GetBinCenter(ibin);
TH1 * his = hisN->Projection(ival);
Double_t nentries0= his->GetBinContent(his->FindBin(0));
vecRMS1[entries] =his->GetRMSError();
delete his;
entries++;
- }}
+ }
delete hisT;
delete hisV;
TGraphErrors * graph = new TGraphErrors(entries,vecTime.GetMatrixArray(), vecMean0.GetMatrixArray(), 0, vecMean1.GetMatrixArray());
}
-void AliTPCPreprocessorOffline::MakeDefaultPlots(TObjArray * const arr, TObjArray *picArray){
+void AliTPCPreprocessorOffline::MakeDefaultPlots(TObjArray * const arr, TObjArray * /*picArray*/){
//
// 0. make a default QA plots
// 1. Store them in the array
legend->AddEntry(laserA,"Laser A side");
legend->AddEntry(laserC,"Laser C side");
legend->Draw();
- picArray->AddLast(pad);
+ //picArray->AddLast(pad);
}
- if (itstpcP&&itstpcM){
+ if (itstpcP&&itstpcM&&itstpcB){
pad = new TCanvas("ITSTPC","ITSTPC");
itstpcP->Draw("alp");
SetPadStyle(pad,mx0,mx1,my0,my1);
legend->AddEntry(itstpcM,"ITS-TPC smooth minus");
legend->AddEntry(itstpcB,"ITS-TPC smooth ");
legend->Draw();
- picArray->AddLast(pad);
+ //picArray->AddLast(pad);
}
- if (itstpcB&&laserA){
+ if (itstpcB&&laserA&&itstpcP&&itstpcM){
pad = new TCanvas("ITSTPC_LASER","ITSTPC_LASER");
SetPadStyle(pad,mx0,mx1,my0,my1);
laserA->Draw("alp");
legend->AddEntry(itstpcM,"ITS-TPC smooth minus");
legend->AddEntry(itstpcB,"ITS-TPC smooth ");
legend->Draw();
- picArray->AddLast(pad);
+ //picArray->AddLast(pad);
}
if (itstpcP&&cross){
legend->AddEntry(cross,"TPC cross tracks");
legend->AddEntry(itstpcB,"ITS-TPC smooth");
legend->Draw();
- picArray->AddLast(pad);
+ //picArray->AddLast(pad);
}
if (itstpcP&&cosmic){
pad = new TCanvas("ITSTPC_COSMIC","ITSTPC_COSMIC");
legend->AddEntry(cosmic,"TPC cross tracks0 up-down");
legend->AddEntry(itstpcB,"ITS-TPC smooth");
legend->Draw();
- picArray->AddLast(pad);
+ //picArray->AddLast(pad);
}
}
//
// Update OCDB gain
//
+ if (pocdbStorage.Length()==0) pocdbStorage+="local://"+gSystem->GetFromPipe("pwd")+"/OCDB";
+
+ //
+ // 1. Read gain values
+ //
ReadGainGlobal(fileName);
+
+ //
+ // 2. Extract calibration values
+ //
AnalyzeGain(startRunNumber,endRunNumber, 1000,1.43);
AnalyzeAttachment(startRunNumber,endRunNumber);
+ AnalyzePadRegionGain();
+ AnalyzeGainMultiplicity();
+ //
+ // 3. Make control plots
+ //
MakeQAPlot(1.43);
- if (pocdbStorage.Length()==0) pocdbStorage+="local://"+gSystem->GetFromPipe("pwd")+"/OCDB";
- UpdateOCDBGain( startRunNumber, endRunNumber, pocdbStorage.Data());
-}
-
+ //
+ // 4. validate OCDB entries
+ //
+ if(fSwitchOnValidation==kTRUE && ValidateTimeGain()==kFALSE) {
+ Printf("TPC time gain OCDB parameters out of range!");
+ return;
+ }
+ //
+ // 5. Update OCDB
+ //
+ UpdateOCDBGain( startRunNumber, endRunNumber, pocdbStorage.Data());
+}
void AliTPCPreprocessorOffline::ReadGainGlobal(const Char_t* fileName){
//
if (array){
fGainMIP = ( AliTPCcalibTimeGain *)array->FindObject("calibTimeGain");
fGainCosmic = ( AliTPCcalibTimeGain *)array->FindObject("calibTimeGainCosmic");
+ fGainMult = ( AliTPCcalibGainMult *)array->FindObject("calibGainMult");
}else{
fGainMIP = ( AliTPCcalibTimeGain *)fcalib.Get("calibTimeGain");
fGainCosmic = ( AliTPCcalibTimeGain *)fcalib.Get("calibTimeGainCosmic");
+ fGainMult = ( AliTPCcalibGainMult *)fcalib.Get("calibGainMult");
+ }
+ if (!fGainMult){
+ TFile fcalibMult("TPCMultObjects.root");
+ fGainMult = ( AliTPCcalibGainMult *)fcalibMult.Get("calibGainMult");
}
TH1 * hisT=0;
Int_t firstBinA =0, lastBinA=0;
//
// Analyze gain - produce the calibration graphs
//
- fGainMIP->GetHistGainTime()->GetAxis(5)->SetRangeUser(startRunNumber, endRunNumber);
+
// 1.) try to create MIP spline
- fGainMIP->GetHistGainTime()->GetAxis(2)->SetRangeUser(1.51,2.49); // only beam data
- fGainMIP->GetHistGainTime()->GetAxis(4)->SetRangeUser(0.39,0.51); // only MIP pions
- //
- fGraphMIP = AliTPCcalibBase::FitSlices(fGainMIP->GetHistGainTime(),0,1,minEntriesGaussFit,10,0.1,0.7);
- if (fGraphMIP->GetN()==0) fGraphMIP = 0x0;
- if (fGraphMIP) fFitMIP = AliTPCcalibTimeGain::MakeSplineFit(fGraphMIP);
- if (fGraphMIP) fGraphMIP->SetName("TGRAPHERRORS_MEAN_GAIN_BEAM_ALL");// set proper names according to naming convention
- fGainArray->AddAt(fFitMIP,0);
-
+ if (fGainMIP)
+ {
+ fGainMIP->GetHistGainTime()->GetAxis(5)->SetRangeUser(startRunNumber, endRunNumber);
+ fGainMIP->GetHistGainTime()->GetAxis(2)->SetRangeUser(1.51,2.49); // only beam data
+ fGainMIP->GetHistGainTime()->GetAxis(4)->SetRangeUser(0.39,0.51); // only MIP pions
+ //
+ fGraphMIP = AliTPCcalibBase::FitSlices(fGainMIP->GetHistGainTime(),0,1,minEntriesGaussFit,10,0.1,0.7);
+ if (fGraphMIP->GetN()==0) fGraphMIP = 0x0;
+ if (fGraphMIP) fFitMIP = AliTPCcalibTimeGain::MakeSplineFit(fGraphMIP);
+ if (fGraphMIP) fGraphMIP->SetName("TGRAPHERRORS_MEAN_GAIN_BEAM_ALL");// set proper names according to naming convention
+ fGainArray->AddAt(fFitMIP,0);
+ }
// 2.) try to create Cosmic spline
- if (fGainCosmic){
+ if (fGainCosmic)
+ {
fGainCosmic->GetHistGainTime()->GetAxis(2)->SetRangeUser(0.51,1.49); // only cosmics
fGainCosmic->GetHistGainTime()->GetAxis(4)->SetRangeUser(20,100); // only Fermi-Plateau muons
//
}
-
Bool_t AliTPCPreprocessorOffline::AnalyzeAttachment(Int_t startRunNumber, Int_t endRunNumber, Int_t minEntriesFit) {
//
// determine slope as a function of mean driftlength
//
+ if(!fGainMIP) return kFALSE;
+
fGainMIP->GetHistGainTime()->GetAxis(5)->SetRangeUser(startRunNumber, endRunNumber);
//
fGainMIP->GetHistGainTime()->GetAxis(2)->SetRangeUser(1.51,2.49); // only beam data
fGainMIP->GetHistGainTime()->GetAxis(4)->SetRangeUser(0.39,0.51); // only MIP pions
//
+ fGainMIP->GetHistGainTime()->GetAxis(3)->SetRangeUser(125,250);// only full tracking region (driftlength)
+ fGainMIP->GetHistGainTime()->GetAxis(0)->SetRangeUser(1.5,3.5);// only full tracking region (driftlength)
+ //
TH3D * hist = fGainMIP->GetHistGainTime()->Projection(1, 0, 3);
//
Double_t *xvec = new Double_t[hist->GetNbinsX()];
Int_t nsum=0;
Int_t imin = i;
Int_t imax = i;
- for (Int_t idelta=0; idelta<10; idelta++){
+ for (Int_t idelta=0; idelta<5; idelta++){
//
imin = TMath::Max(i-idelta,1);
imax = TMath::Min(i+idelta,hist->GetNbinsX());
}
if (nsum<minEntriesFit) continue;
//
- fGainMIP->GetHistGainTime()->GetAxis(1)->SetRangeUser(hist->GetXaxis()->GetBinCenter(imin),hist->GetXaxis()->GetBinCenter(imax)); // define time range
- TGraphErrors * driftDep = AliTPCcalibBase::FitSlices(fGainMIP->GetHistGainTime(),0,3,100,10,0.1,0.7);
- if (driftDep->GetN() < 4) {
+ fGainMIP->GetHistGainTime()->GetAxis(1)->SetRangeUser(hist->GetXaxis()->GetBinCenter(imin-1),hist->GetXaxis()->GetBinCenter(imax+1)); // define time range
+ TH2D * histZdep = fGainMIP->GetHistGainTime()->Projection(0,3);
+ TObjArray arr;
+ histZdep->FitSlicesY(0,0,-1,0,"QNR",&arr);
+ TH1D * driftDep = (TH1D*)arr.At(1);
+ delete histZdep;
+ //TGraphErrors * driftDep = AliTPCcalibBase::FitSlices(fGainMIP->GetHistGainTime(),0,3,100,1,0.,1);
+ /*if (driftDep->GetN() < 4) {
delete driftDep;
- continue;
- }
+ continue;
+ }*/
//
- TObjArray arr;
+ //TObjArray arr;
//
- TF1 pol1("polynom1","pol1",10,240);
+ TF1 pol1("polynom1","pol1",125,240);
//driftDep->Fit(&pol1,"QNRROB=0.8");
driftDep->Fit(&pol1,"QNR");
- xvec[counter] = 0.5*(hist->GetXaxis()->GetBinCenter(imin)+hist->GetXaxis()->GetBinCenter(imax));
+ xvec[counter] = 0.5*(hist->GetXaxis()->GetBinCenter(imin-1)+hist->GetXaxis()->GetBinCenter(imax+1));
yvec[counter] = pol1.GetParameter(1)/pol1.GetParameter(0);
- xerr[counter] = 0;
+ xerr[counter] = hist->GetXaxis()->GetBinCenter(imax+1)-hist->GetXaxis()->GetBinCenter(imin-1);
yerr[counter] = pol1.GetParError(1)/pol1.GetParameter(0);
counter++;
//
- delete driftDep;
+ //delete driftDep;
}
//
fGraphAttachmentMIP = new TGraphErrors(counter, xvec, yvec, xerr, yerr);
//
if (counter < 1) return kFALSE;
return kTRUE;
+
+}
+
+
+Bool_t AliTPCPreprocessorOffline::AnalyzePadRegionGain(){
+ //
+ // Analyze gain for different pad regions - produce the calibration graphs 0,1,2
+ //
+ if (fGainMult)
+ {
+ TH2D * histQmax = (TH2D*) fGainMult->GetHistPadEqual()->Projection(0,2);
+ TH2D * histQtot = (TH2D*) fGainMult->GetHistPadEqual()->Projection(1,2);
+ //
+ TObjArray arr;
+ histQmax->FitSlicesY(0,0,-1,0,"QNR",&arr);
+ Double_t xMax[3] = {0,1,2};
+ Double_t yMax[3] = {((TH1D*)arr.At(1))->GetBinContent(1),
+ ((TH1D*)arr.At(1))->GetBinContent(2),
+ ((TH1D*)arr.At(1))->GetBinContent(3)};
+ Double_t yMaxErr[3] = {((TH1D*)arr.At(1))->GetBinError(1),
+ ((TH1D*)arr.At(1))->GetBinError(2),
+ ((TH1D*)arr.At(1))->GetBinError(3)};
+ TGraphErrors * fitPadRegionQmax = new TGraphErrors(3, xMax, yMax, 0, yMaxErr);
+ //
+ histQtot->FitSlicesY(0,0,-1,0,"QNR",&arr);
+ Double_t xTot[3] = {0,1,2};
+ Double_t yTot[3] = {((TH1D*)arr.At(1))->GetBinContent(1),
+ ((TH1D*)arr.At(1))->GetBinContent(2),
+ ((TH1D*)arr.At(1))->GetBinContent(3)};
+ Double_t yTotErr[3] = {((TH1D*)arr.At(1))->GetBinError(1),
+ ((TH1D*)arr.At(1))->GetBinError(2),
+ ((TH1D*)arr.At(1))->GetBinError(3)};
+ TGraphErrors * fitPadRegionQtot = new TGraphErrors(3, xTot, yTot, 0, yTotErr);
+ //
+ fitPadRegionQtot->SetName("TGRAPHERRORS_MEANQTOT_PADREGIONGAIN_BEAM_ALL");// set proper names according to naming convention
+ fitPadRegionQmax->SetName("TGRAPHERRORS_MEANQMAX_PADREGIONGAIN_BEAM_ALL");// set proper names according to naming convention
+ //
+ fGainArray->AddLast(fitPadRegionQtot);
+ fGainArray->AddLast(fitPadRegionQmax);
+ return kTRUE;
+ }
+ return kFALSE;
+
}
+Bool_t AliTPCPreprocessorOffline::AnalyzeGainMultiplicity() {
+ //
+ // Analyze gain as a function of multiplicity and produce calibration graphs
+ //
+ if (!fGainMult) return kFALSE;
+ fGainMult->GetHistGainMult()->GetAxis(3)->SetRangeUser(3,3);
+ TH2D * histMultMax = fGainMult->GetHistGainMult()->Projection(0,4);
+ TH2D * histMultTot = fGainMult->GetHistGainMult()->Projection(1,4);
+ histMultMax->RebinX(4);
+ histMultTot->RebinX(4);
+ //
+ TObjArray arrMax;
+ TObjArray arrTot;
+ histMultMax->FitSlicesY(0,0,-1,0,"QNR",&arrMax);
+ histMultTot->FitSlicesY(0,0,-1,0,"QNR",&arrTot);
+ //
+ TH1D * meanMax = (TH1D*)arrMax.At(1);
+ TH1D * meanTot = (TH1D*)arrTot.At(1);
+ Float_t meanMult = histMultMax->GetMean();
+ if(meanMax->GetBinContent(meanMax->FindBin(meanMult))) {
+ meanMax->Scale(1./meanMax->GetBinContent(meanMax->FindBin(meanMult)));
+ }
+ else {
+ return kFALSE;
+ }
+ if(meanTot->GetBinContent(meanTot->FindBin(meanMult))) {
+ meanTot->Scale(1./meanTot->GetBinContent(meanTot->FindBin(meanMult)));
+ }
+ else {
+ return kFALSE;
+ }
+ Float_t xMultMax[50];
+ Float_t yMultMax[50];
+ Float_t yMultErrMax[50];
+ Float_t xMultTot[50];
+ Float_t yMultTot[50];
+ Float_t yMultErrTot[50];
+ //
+ Int_t nCountMax = 0;
+ for(Int_t iBin = 1; iBin < meanMax->GetXaxis()->GetNbins(); iBin++) {
+ Float_t yValMax = meanMax->GetBinContent(iBin);
+ if (yValMax < 0.7) continue;
+ if (yValMax > 1.3) continue;
+ if (meanMax->GetBinError(iBin)/yValMax > 0.01) continue;
+ xMultMax[nCountMax] = meanMax->GetXaxis()->GetBinCenter(iBin);
+ yMultMax[nCountMax] = yValMax;
+ yMultErrMax[nCountMax] = meanMax->GetBinError(iBin);
+ nCountMax++;
+ }
+ //
+ if (nCountMax < 10) return kFALSE;
+ TGraphErrors * fitMultMax = new TGraphErrors(nCountMax, xMultMax, yMultMax, 0, yMultErrMax);
+ fitMultMax->SetName("TGRAPHERRORS_MEANQMAX_MULTIPLICITYDEPENDENCE_BEAM_ALL");
+ //
+ Int_t nCountTot = 0;
+ for(Int_t iBin = 1; iBin < meanTot->GetXaxis()->GetNbins(); iBin++) {
+ Float_t yValTot = meanTot->GetBinContent(iBin);
+ if (yValTot < 0.7) continue;
+ if (yValTot > 1.3) continue;
+ if (meanTot->GetBinError(iBin)/yValTot > 0.1) continue;
+ xMultTot[nCountTot] = meanTot->GetXaxis()->GetBinCenter(iBin);
+ yMultTot[nCountTot] = yValTot;
+ yMultErrTot[nCountTot] = meanTot->GetBinError(iBin);
+ nCountTot++;
+ }
+ //
+ if (nCountTot < 10) return kFALSE;
+ TGraphErrors * fitMultTot = new TGraphErrors(nCountTot, xMultTot, yMultTot, 0, yMultErrTot);
+ fitMultTot->SetName("TGRAPHERRORS_MEANQTOT_MULTIPLICITYDEPENDENCE_BEAM_ALL");
+ //
+ fGainArray->AddLast(fitMultMax);
+ fGainArray->AddLast(fitMultTot);
+ //
+ return kTRUE;
+}
void AliTPCPreprocessorOffline::UpdateOCDBGain(Int_t startRunNumber, Int_t endRunNumber, const Char_t *storagePath){
fGraphCosmic->GetY()[i] *= FPtoMIPratio;
}
}
- fGraphCosmic->Draw("lp");
- grfFitCosmic->SetLineColor(2);
- grfFitCosmic->Draw("lu");
+ fGraphCosmic->Draw("lp");
+ if (grfFitCosmic) {
+ grfFitCosmic->SetLineColor(2);
+ grfFitCosmic->Draw("lu");
+ }
fGainArray->AddLast(gainHistoCosmic);
- fGainArray->AddLast(canvasCosmic->Clone());
+ //fGainArray->AddLast(canvasCosmic->Clone());
delete canvasCosmic;
}
if (fFitMIP) {
grfFitMIP->SetLineColor(2);
grfFitMIP->Draw("lu");
fGainArray->AddLast(gainHistoMIP);
- fGainArray->AddLast(canvasMIP->Clone());
+ //fGainArray->AddLast(canvasMIP->Clone());
delete canvasMIP;
}
}
+void AliTPCPreprocessorOffline::MakeFitTime(){
+ //
+ // mak aligment fit - store results in the file
+ //
+ const Int_t kMinEntries=1000;
+ MakeChainTime();
+ MakePrimitivesTime();
+ if (!fAlignTree) return;
+ if (fAlignTree->GetEntries()<kMinEntries) return;
+ fAlignTree->SetAlias("ptype","type");
+ fAlignTree->SetAlias("hasITS","(1+0)");
+ fAlignTree->SetAlias("dITS","1-2*(refX<40)");
+ fAlignTree->SetAlias("isITS","refX>10");
+ fAlignTree->SetAlias("isVertex","refX<10");
+ //
+ Int_t npointsMax=30000000;
+ TStatToolkit toolkit;
+ Double_t chi2=0;
+ Int_t npoints=0;
+ TVectorD param;
+ TMatrixD covar;
+
+ TString fstringFast="";
+ fstringFast+="FExBTwistX++";
+ fstringFast+="FExBTwistY++";
+ fstringFast+="FAlignRot0D++";
+ fstringFast+="FAlignTrans0D++";
+ fstringFast+="FAlignTrans1D++";
+ //
+ fstringFast+="hasITS*FAlignTrans0++";
+ fstringFast+="hasITS*FAlignTrans1++";
+ fstringFast+="hasITS*FAlignRot0++";
+ fstringFast+="hasITS*FAlignRot1++";
+ fstringFast+="hasITS*FAlignRot2++";
+ //
+ fstringFast+="dITS*FAlignTrans0++";
+ fstringFast+="dITS*FAlignTrans1++";
+ fstringFast+="dITS*FAlignRot0++";
+ fstringFast+="dITS*FAlignRot1++";
+ fstringFast+="dITS*FAlignRot2++";
+
+ TCut cutFit="entries>10&&abs(mean)>0.00001";
+ fAlignTree->SetAlias("err","rms");
+
+ TString *strDeltaITS = TStatToolkit::FitPlaneConstrain(fAlignTree,"mean:err", fstringFast.Data(),cutFit, chi2,npoints,param,covar,-1,0, npointsMax, 1);
+ strDeltaITS->Tokenize("++")->Print();
+ fAlignTree->SetAlias("fitYFast",strDeltaITS->Data());
+ //
+ TVectorD paramC= param;
+ TMatrixD covarC= covar;
+ TStatToolkit::Constrain1D(fstringFast,"Trans0D",paramC,covarC,0, 0.1);
+ TStatToolkit::Constrain1D(fstringFast,"Trans1D",paramC,covarC,0, 0.1);
+ TStatToolkit::Constrain1D(fstringFast,"TwistX",paramC,covarC,0, 0.1);
+ TStatToolkit::Constrain1D(fstringFast,"TwistY",paramC,covarC,0, 0.1);
+ TString strFitConst=TStatToolkit::MakeFitString(fstringFast, paramC,covar);
+ fAlignTree->SetAlias("fitYFastC",strFitConst.Data());
+ CreateAlignTime(fstringFast,paramC);
+
+
+}
+
+
+void AliTPCPreprocessorOffline::MakeChainTime(){
+ //
+ TFile f("CalibObjects.root");
+ // const char *cdtype[7]={"ITS","TRD","Vertex","TOF","TPC","TPC0","TPC1"};
+ //const char *cptype[5]={"dy","dz","dsnp","dtheta","d1pt"};
+ const char * hname[5]={"dy","dz","dsnp","dtheta","d1pt"};
+ Int_t run=0;
+ AliTPCcalibTime *calibTime = 0;
+ TObjArray * array = (TObjArray*)f.Get("TPCCalib");
+ if (array){
+ calibTime = (AliTPCcalibTime *)array->FindObject("calibTime");
+ } else {
+ calibTime = (AliTPCcalibTime*)f.Get("calibTime");
+ }
+ if (!calibTime) return;
+ TTreeSRedirector *pcstream = new TTreeSRedirector("meanITSVertex.root");
+ //
+ Int_t ihis=0;
+ THnSparse *his = calibTime->GetResHistoTPCITS(ihis);
+ if (his){
+ his->GetAxis(1)->SetRangeUser(-1.1,1.1);
+ his->GetAxis(2)->SetRange(0,1000000);
+ his->GetAxis(3)->SetRangeUser(-0.35,0.35);
+ AliTPCCorrection::MakeDistortionMap(his,pcstream, Form("ITS%s",hname[ihis]),run,85.,ihis,5);
+ }
+ ihis=1;
+ his = calibTime->GetResHistoTPCITS(ihis);
+ if (his){
+ his->GetAxis(1)->SetRangeUser(-1.1,1.1);
+ his->GetAxis(2)->SetRange(0,1000000);
+ his->GetAxis(3)->SetRangeUser(-0.35,0.35);
+ AliTPCCorrection::MakeDistortionMap(his,pcstream, Form("ITS%s",hname[ihis]),run,85.,ihis,5);
+ }
+ ihis=2;
+ his = calibTime->GetResHistoTPCITS(ihis);
+ if (his){
+ his->GetAxis(1)->SetRangeUser(-1.1,1.1);
+ his->GetAxis(2)->SetRange(0,1000000);
+ his->GetAxis(3)->SetRangeUser(-0.35,0.35);
+ AliTPCCorrection::MakeDistortionMap(his,pcstream, Form("ITS%s",hname[ihis]),run,85.,ihis,5);
+ }
+ ihis=0;
+ his = calibTime->GetResHistoTPCvertex(ihis);
+ if (his){
+ his->GetAxis(1)->SetRangeUser(-1.1,1.1);
+ his->GetAxis(2)->SetRange(0,1000000);
+ his->GetAxis(3)->SetRangeUser(-0.35,0.35);
+ AliTPCCorrection::MakeDistortionMap(his,pcstream, Form("Vertex%s",hname[ihis]),run,0.,ihis,5);
+ }
+ ihis=2;
+ his = calibTime->GetResHistoTPCvertex(ihis);
+ if (his){
+ his->GetAxis(1)->SetRangeUser(-1.1,1.1);
+ his->GetAxis(2)->SetRange(0,1000000);
+ his->GetAxis(3)->SetRangeUser(-0.35,0.35);
+ AliTPCCorrection::MakeDistortionMap(his,pcstream, Form("Vertex%s",hname[ihis]),run,0.,ihis,5);
+
+ }
+ ihis=1;
+ his = calibTime->GetResHistoTPCvertex(ihis);
+ if (his){
+ his->GetAxis(1)->SetRangeUser(-1.1,1.1);
+ his->GetAxis(2)->SetRange(0,1000000);
+ his->GetAxis(3)->SetRangeUser(-0.35,0.35);
+ AliTPCCorrection::MakeDistortionMap(his,pcstream, Form("Vertex%s",hname[ihis]),run,0.,ihis,5);
+
+ }
+ ihis=0;
+ his = calibTime->GetResHistoTPCTOF(ihis);
+ if (his){
+ his->GetAxis(1)->SetRangeUser(-1.1,1.1);
+ his->GetAxis(2)->SetRange(0,1000000);
+ his->GetAxis(3)->SetRangeUser(-0.35,0.35);
+ AliTPCCorrection::MakeDistortionMap(his,pcstream, Form("TOF%s",hname[ihis]),run,0.,ihis,10);
+
+ }
+ ihis=0;
+ his = calibTime->GetResHistoTPCTRD(ihis);
+ if (his){
+ his->GetAxis(1)->SetRangeUser(-1.1,1.1);
+ his->GetAxis(2)->SetRange(0,1000000);
+ his->GetAxis(3)->SetRangeUser(-0.35,0.35);
+ AliTPCCorrection::MakeDistortionMap(his,pcstream, Form("TRD%s",hname[ihis]),run,0.,ihis,10);
+
+ }
+ delete pcstream;
+}
+
+
+Double_t AliTPCPreprocessorOffline::EvalAt(Double_t phi, Double_t refX, Double_t theta, Int_t corr, Int_t ptype){
+ //
+ //
+ //
+ Double_t sector = 9*phi/TMath::Pi();
+ if (sector<0) sector+=18;
+ Double_t y85=AliTPCCorrection::GetCorrSector(sector,85,theta,1,corr);
+ Double_t y245=AliTPCCorrection::GetCorrSector(sector,245,theta,1,corr);
+ if (ptype==0) return y85+(y245-y85)*(refX-85.)/(245.-85.);
+ if (ptype==2) return (y245-y85)/(245.-85.);
+ return 0;
+}
+
+
+
+void AliTPCPreprocessorOffline::MakePrimitivesTime(){
+ //
+ // Create primitive transformation to fit
+ //
+ fAlignTree=new TChain("fit","fit");
+ fAlignTree->AddFile("meanITSVertex.root",10000000,"ITSdy");
+ fAlignTree->AddFile("meanITSVertex.root",10000000,"ITSdsnp");
+ fAlignTree->AddFile("meanITSVertex.root",10000000,"Vertexdy");
+ fAlignTree->AddFile("meanITSVertex.root",10000000,"Vertexdsnp");
+ //
+ AliTPCParam *param= AliTPCcalibDB::Instance()->GetParameters();
+ Double_t bzField=AliTrackerBase::GetBz();
+ Double_t vdrift = param->GetDriftV()/1000000.; // [cm/us] // From dataBase: to be updated: per second (ideally)
+ Double_t ezField = 400; // [V/cm] // to be updated: never (hopefully)
+ Double_t wtP = -10.0 * (bzField) * vdrift / ezField ;
+ AliTPCExBTwist *fitExBTwistX= new AliTPCExBTwist;
+ AliTPCExBTwist *fitExBTwistY= new AliTPCExBTwist;
+ AliTPCCalibGlobalMisalignment *trans0 =new AliTPCCalibGlobalMisalignment;
+ AliTPCCalibGlobalMisalignment *trans1 =new AliTPCCalibGlobalMisalignment;
+ AliTPCCalibGlobalMisalignment *trans0D =new AliTPCCalibGlobalMisalignment;
+ AliTPCCalibGlobalMisalignment *trans1D =new AliTPCCalibGlobalMisalignment;
+ AliTPCCalibGlobalMisalignment *rot0 =new AliTPCCalibGlobalMisalignment;
+ AliTPCCalibGlobalMisalignment *rot1 =new AliTPCCalibGlobalMisalignment;
+ AliTPCCalibGlobalMisalignment *rot2 =new AliTPCCalibGlobalMisalignment;
+ AliTPCCalibGlobalMisalignment *rot3 =new AliTPCCalibGlobalMisalignment;
+ //
+ //
+ fitExBTwistX->SetXTwist(0.001);
+ fitExBTwistX->SetOmegaTauT1T2(wtP,1,1);
+ //
+ fitExBTwistY->SetYTwist(0.001);
+ fitExBTwistY->SetOmegaTauT1T2(wtP,1,1);
+ //
+ TGeoHMatrix *matrixRot = new TGeoHMatrix;
+ TGeoHMatrix *matrixX = new TGeoHMatrix;
+ TGeoHMatrix *matrixY = new TGeoHMatrix;
+ matrixX->SetDx(0.1);
+ matrixY->SetDy(0.1);
+ Double_t rotAngles0[9]={0};
+ Double_t rotAngles1[9]={0};
+ Double_t rotAngles2[9]={0};
+ //
+ Double_t rotAngles3[9]={0};
+
+ rotAngles0[0]=1; rotAngles0[4]=1; rotAngles0[8]=1;
+ rotAngles1[0]=1; rotAngles1[4]=1; rotAngles1[8]=1;
+ rotAngles2[0]=1; rotAngles2[4]=1; rotAngles2[8]=1;
+ rotAngles3[0]=1; rotAngles3[4]=1; rotAngles3[8]=1;
+
+ rotAngles0[1]=-0.001;rotAngles0[3]=0.001;
+ rotAngles1[5]=-0.001;rotAngles1[7]=0.001;
+ rotAngles2[2]=0.001;rotAngles2[6]=-0.001;
+ rotAngles3[1]=0.001;rotAngles3[3]=-0.001;
+ matrixRot->SetRotation(rotAngles0);
+ rot0->SetAlignGlobal(matrixRot);
+ matrixRot->SetRotation(rotAngles1);
+ rot1->SetAlignGlobal(matrixRot);
+ matrixRot->SetRotation(rotAngles2);
+ rot2->SetAlignGlobal(matrixRot);
+ matrixRot->SetRotation(rotAngles3);
+ rot3->SetAlignGlobalDelta(matrixRot);
+ //
+ trans0->SetAlignGlobal(matrixX);
+ trans1->SetAlignGlobal(matrixY);
+ trans0D->SetAlignGlobalDelta(matrixX);
+ trans1D->SetAlignGlobalDelta(matrixY);
+ fitExBTwistX->Init();
+ fitExBTwistY->Init();
+ //
+ fitExBTwistX->AddVisualCorrection((AliTPCExBTwist*)(fitExBTwistX->Clone()),100);
+ fitExBTwistY->AddVisualCorrection((AliTPCExBTwist*)(fitExBTwistY->Clone()),101);
+ //
+ fitExBTwistX->AddVisualCorrection((AliTPCExBTwist*)(rot0->Clone()),102);
+ fitExBTwistY->AddVisualCorrection((AliTPCExBTwist*)(rot1->Clone()),103);
+ fitExBTwistX->AddVisualCorrection((AliTPCExBTwist*)(rot2->Clone()),104);
+ fitExBTwistX->AddVisualCorrection((AliTPCExBTwist*)(rot3->Clone()),105);
+
+ fitExBTwistX->AddVisualCorrection((AliTPCExBTwist*)(trans0->Clone()),106);
+ fitExBTwistX->AddVisualCorrection((AliTPCExBTwist*)(trans1->Clone()),107);
+ fitExBTwistX->AddVisualCorrection((AliTPCExBTwist*)(trans0D->Clone()),108);
+ fitExBTwistX->AddVisualCorrection((AliTPCExBTwist*)(trans1D->Clone()),109);
+ //
+ fAlignTree->SetAlias("FExBTwistX", "AliTPCPreprocessorOffline::EvalAt(phi,refX,theta,100,ptype)+0");
+ fAlignTree->SetAlias("FExBTwistY","AliTPCPreprocessorOffline::EvalAt(phi,refX,theta,101,ptype)+0");
+ fAlignTree->SetAlias("FAlignRot0","AliTPCPreprocessorOffline::EvalAt(phi,refX,theta,102,ptype)+0");
+ fAlignTree->SetAlias("FAlignRot0D","AliTPCPreprocessorOffline::EvalAt(phi,refX,theta,105,ptype)+0");
+ fAlignTree->SetAlias("FAlignRot1","AliTPCPreprocessorOffline::EvalAt(phi,refX,theta,103,ptype)+0");
+ fAlignTree->SetAlias("FAlignRot2","AliTPCPreprocessorOffline::EvalAt(phi,refX,theta,104,ptype)+0");
+ fAlignTree->SetAlias("FAlignTrans0","AliTPCPreprocessorOffline::EvalAt(phi,refX,theta,106,ptype)+0");
+ fAlignTree->SetAlias("FAlignTrans1","AliTPCPreprocessorOffline::EvalAt(phi,refX,theta,107,ptype)+0");
+ fAlignTree->SetAlias("FAlignTrans0D","AliTPCPreprocessorOffline::EvalAt(phi,refX,theta,108,ptype)+0");
+ fAlignTree->SetAlias("FAlignTrans1D","AliTPCPreprocessorOffline::EvalAt(phi,refX,theta,109,ptype)+0");
+ //
+ // test fast function
+ //
+// fAlignTree->Draw("FExBTwistX:ExBTwistX","isITS&&ptype==0&&abs(snp)<0.05","");
+// fAlignTree->Draw("FExBTwistY:ExBTwistY","isITS&&ptype==0&&abs(snp)<0.05","");
+// fAlignTree->Draw("FAlignRot0:alignRot0","isITS&&ptype==0&&abs(snp)<0.05","");
+// fAlignTree->Draw("FAlignRot1:alignRot1","isITS&&ptype==0&&abs(snp)<0.05","");
+// fAlignTree->Draw("FAlignRot2:alignRot2","isITS&&ptype==0&&abs(snp)<0.05","");
+// //
+// fAlignTree->Draw("FAlignTrans0:alignTrans0","isITS&&ptype==0&&abs(snp)<0.05","");
+// fAlignTree->Draw("FAlignTrans1:alignTrans1","isITS&&ptype==0&&abs(snp)<0.05","");
+
+}
+
+
+void AliTPCPreprocessorOffline::CreateAlignTime(TString fstring, TVectorD paramC){
+ //
+ //
+ //
+ //
+ TGeoHMatrix *matrixDelta = new TGeoHMatrix;
+ TGeoHMatrix *matrixGlobal = new TGeoHMatrix;
+ Double_t rAngles[9];
+ Int_t index=0;
+ //
+ index=TStatToolkit::GetFitIndex(fstring,"FAlignTrans0D");
+ if (index>=0) matrixDelta->SetDx(paramC[index+1]*0.1);
+ index=TStatToolkit::GetFitIndex(fstring,"FAlignTrans1D");
+ if (index>=0) matrixDelta->SetDy(paramC[index+1]*0.1);
+ rAngles[0]=1; rAngles[4]=1; rAngles[8]=1;
+ index=TStatToolkit::GetFitIndex(fstring,"FAlignRot0D");
+ rAngles[1]=-paramC[index+1]*0.001; rAngles[3]=paramC[index+1]*0.001;
+ rAngles[5]=0; rAngles[7] =0;
+ rAngles[2]=0; rAngles[6] =0;
+ matrixDelta->SetRotation(rAngles);
+ //
+ //
+ //
+ index=TStatToolkit::GetFitIndex(fstring,"hasITS*FAlignTrans0");
+ if (index>=0) matrixGlobal->SetDx(paramC[index+1]*0.1);
+ index=TStatToolkit::GetFitIndex(fstring,"hasITS*FAlignTrans1");
+ if (index>=0) matrixGlobal->SetDy(paramC[index+1]*0.1);
+ rAngles[0]=1; rAngles[4]=1; rAngles[8]=1;
+ index=TStatToolkit::GetFitIndex(fstring,"hasITS*FAlignRot0");
+ rAngles[1]=-paramC[index+1]*0.001; rAngles[3]=paramC[index+1]*0.001;
+ index=TStatToolkit::GetFitIndex(fstring,"hasITS*FAlignRot1");
+ rAngles[5]=-paramC[index+1]*0.001; rAngles[7]=paramC[index+1]*0.001;
+ index=TStatToolkit::GetFitIndex(fstring,"hasITS*FAlignRot2");
+ rAngles[2]=paramC[index+1]*0.001; rAngles[6] =-paramC[index+1]*0.001;
+ matrixGlobal->SetRotation(rAngles);
+ //
+ AliTPCCalibGlobalMisalignment *fitAlignTime =0;
+ fitAlignTime =new AliTPCCalibGlobalMisalignment;
+ fitAlignTime->SetName("FitAlignTime");
+ fitAlignTime->SetTitle("FitAlignTime");
+ fitAlignTime->SetAlignGlobalDelta(matrixDelta);
+ fitAlignTime->SetAlignGlobal(matrixGlobal);
+ //
+ AliTPCExBTwist * fitExBTwist= new AliTPCExBTwist;
+ Int_t indexX=TStatToolkit::GetFitIndex(fstring,"ExBTwistX");
+ Int_t indexY=TStatToolkit::GetFitIndex(fstring,"ExBTwistY");
+ fitExBTwist->SetXTwist(0.001*paramC[indexX+1]); // 1 mrad twist in x
+ fitExBTwist->SetYTwist(0.001*paramC[indexY+1]); // 1 mrad twist in x
+ fitExBTwist->SetName("FitExBTwistTime");
+ fitExBTwist->SetTitle("FitExBTwistTime");
+ AliTPCParam *param= AliTPCcalibDB::Instance()->GetParameters();
+ Double_t bzField=AliTrackerBase::GetBz();
+ Double_t vdrift = param->GetDriftV()/1000000.; // [cm/us] // From dataBase: to be updated: per second (ideally)
+
+ Double_t ezField = 400; // [V/cm] // to be updated: never (hopefully)
+ Double_t wt = -10.0 * (bzField) * vdrift / ezField ;
+ //
+ fitExBTwist->SetOmegaTauT1T2(wt,1,1);
+ fitExBTwist->Init();
+
+ AliTPCComposedCorrection *corrTime = new AliTPCComposedCorrection;
+ TObjArray *arr = new TObjArray;
+ corrTime->SetCorrections(arr);
+
+ corrTime->GetCorrections()->Add(fitExBTwist);
+ corrTime->GetCorrections()->Add(fitAlignTime);
+ corrTime->SetName("FitCorrectionTime");
+ corrTime->SetTitle("FitCorrectionTime");
+
+ fitExBTwist->AddVisualCorrection((AliTPCExBTwist*)(fitExBTwist->Clone()),1001);
+ fitAlignTime->AddVisualCorrection((AliTPCExBTwist*)(fitAlignTime->Clone()),1002);
+ fitAlignTime->AddVisualCorrection((AliTPCExBTwist*)(corrTime->Clone()),1003);
+
+
+ fAlignTree->SetAlias("ExBTwistTime","AliTPCPreprocessorOffline::EvalAt(phi,refX,theta,1001,ptype)+0");
+ fAlignTree->SetAlias("AlignTime","AliTPCPreprocessorOffline::EvalAt(phi,refX,theta,1002,ptype)+0");
+ fAlignTree->SetAlias("FitCorrectionTime","AliTPCPreprocessorOffline::EvalAt(phi,refX,theta,1003,ptype)+0");
+
+
+ TFile *f = new TFile("fitITSVertex.root","update");
+ corrTime->Write("FitCorrectionTime");
+ f->Close();
+}
+
+