///////////////////////////////////////////////////////////////////////////////
// //
-// TPC calibration class for parameters which saved per pad //
+// TPC calibration class for parameters which are saved per pad //
+// Each AliTPCCalPad consists of 72 AliTPCCalROC-objects //
// //
///////////////////////////////////////////////////////////////////////////////
#include <TGraph2D.h>
#include <TH2F.h>
#include "TTreeStream.h"
+#include "TFile.h"
+#include "TKey.h"
+#include <TFormula.h>
+#include <TString.h>
+#include <TObjString.h>
+#include <iostream>
+#include <AliLog.h>
ClassImp(AliTPCCalPad)
//
for (Int_t isec = 0; isec < kNsec; isec++) {
- fROC[isec] = 0;
- if (c.fROC[isec])
- fROC[isec] = new AliTPCCalROC(*(c.fROC[isec]));
+ fROC[isec] = 0;
+ if (c.fROC[isec])
+ fROC[isec] = new AliTPCCalROC(*(c.fROC[isec]));
}
-
-
}
//_____________________________________________________________________________
TObject::Copy(c);
}
+
+void AliTPCCalPad::SetCalROC(AliTPCCalROC* roc, Int_t sector){
+ //
+ // Set AliTPCCalROC copies values from 'roc'
+ // if sector == -1 the sector specified in 'roc' is used
+ // else sector specified in 'roc' is ignored and specified sector is filled
+ //
+ if (sector == -1) sector = roc->GetSector();
+ if (!fROC[sector]) fROC[sector] = new AliTPCCalROC(sector);
+ for (UInt_t ichannel = 0; ichannel < roc->GetNchannels(); ichannel++)
+ fROC[sector]->SetValue(ichannel, roc->GetValue(ichannel));
+}
+
+
+
//_____________________________________________________________________________
void AliTPCCalPad::Add(Float_t c1)
{
//
- // add constant for all channels of all ROCs
+ // add constant c1 to all channels of all ROCs
//
for (Int_t isec = 0; isec < kNsec; isec++) {
//_____________________________________________________________________________
void AliTPCCalPad::Multiply(Float_t c1)
{
- //
- // multiply constant for all channels of all ROCs
- //
+ //
+ // multiply each channel of all ROCs with c1
+ //
for (Int_t isec = 0; isec < kNsec; isec++) {
if (fROC[isec]){
fROC[isec]->Multiply(c1);
//_____________________________________________________________________________
void AliTPCCalPad::Add(const AliTPCCalPad * pad, Double_t c1)
{
- //
- // add calpad channel by channel multiplied by c1 - all ROCs
- //
+ //
+ // multiply AliTPCCalPad 'pad' by c1 and add each channel to the coresponing channel in all ROCs
+ // - pad by pad -
+ //
for (Int_t isec = 0; isec < kNsec; isec++) {
- if (fROC[isec]){
+ if (fROC[isec] && pad->GetCalROC(isec)){
fROC[isec]->Add(pad->GetCalROC(isec),c1);
}
}
//_____________________________________________________________________________
void AliTPCCalPad::Multiply(const AliTPCCalPad * pad)
{
- //
- // multiply calpad channel by channel - all ROCs
- //
- for (Int_t isec = 0; isec < kNsec; isec++) {
+ //
+ // multiply each channel of all ROCs with the coresponding channel of 'pad'
+ // - pad by pad -
+ //
+ for (Int_t isec = 0; isec < kNsec; isec++) {
if (fROC[isec]){
fROC[isec]->Multiply(pad->GetCalROC(isec));
}
//_____________________________________________________________________________
void AliTPCCalPad::Divide(const AliTPCCalPad * pad)
{
- //
- // divide calpad channel by channel - all ROCs
- //
+ //
+ // divide each channel of all ROCs by the coresponding channel of 'pad'
+ // - pad by pad -
+ //
for (Int_t isec = 0; isec < kNsec; isec++) {
if (fROC[isec]){
fROC[isec]->Divide(pad->GetCalROC(isec));
// type=1 - mean
// 2 - median
// 3 - LTM
+ //
Int_t npoints = 0;
for (Int_t i=0;i<72;i++) if (fROC[i]) npoints++;
TGraph * graph = new TGraph(npoints);
Double_t AliTPCCalPad::GetMeanRMS(Double_t &rms)
{
//
- // Calculate mean an RMS of all rocs
+ // Calculates mean and RMS of all ROCs
//
Double_t sum = 0, sum2 = 0, n=0, val=0;
for (Int_t isec = 0; isec < kNsec; isec++) {
//_____________________________________________________________________________
-Double_t AliTPCCalPad::GetMean()
+Double_t AliTPCCalPad::GetMean(AliTPCCalPad* outlierPad)
{
//
// return mean of the mean of all ROCs
Double_t arr[kNsec];
Int_t n=0;
for (Int_t isec = 0; isec < kNsec; isec++) {
- AliTPCCalROC *calRoc = fROC[isec];
- if ( calRoc ){
- arr[n] = calRoc->GetMean();
- n++;
- }
+ AliTPCCalROC *calRoc = fROC[isec];
+ if ( calRoc ){
+ AliTPCCalROC* outlierROC = 0;
+ if (outlierPad) outlierROC = outlierPad->GetCalROC(isec);
+ arr[n] = calRoc->GetMean(outlierROC);
+ n++;
+ }
}
return TMath::Mean(n,arr);
}
//_____________________________________________________________________________
-Double_t AliTPCCalPad::GetRMS()
+Double_t AliTPCCalPad::GetRMS(AliTPCCalPad* outlierPad)
{
//
// return mean of the RMS of all ROCs
Double_t arr[kNsec];
Int_t n=0;
for (Int_t isec = 0; isec < kNsec; isec++) {
- AliTPCCalROC *calRoc = fROC[isec];
- if ( calRoc ){
- arr[n] = calRoc->GetRMS();
- n++;
- }
+ AliTPCCalROC *calRoc = fROC[isec];
+ if ( calRoc ){
+ AliTPCCalROC* outlierROC = 0;
+ if (outlierPad) outlierROC = outlierPad->GetCalROC(isec);
+ arr[n] = calRoc->GetRMS(outlierROC);
+ n++;
+ }
}
return TMath::Mean(n,arr);
}
//_____________________________________________________________________________
-Double_t AliTPCCalPad::GetMedian()
+Double_t AliTPCCalPad::GetMedian(AliTPCCalPad* outlierPad)
{
//
// return mean of the median of all ROCs
Double_t arr[kNsec];
Int_t n=0;
for (Int_t isec = 0; isec < kNsec; isec++) {
- AliTPCCalROC *calRoc = fROC[isec];
- if ( calRoc ){
- arr[n] = calRoc->GetMedian();
- n++;
- }
+ AliTPCCalROC *calRoc = fROC[isec];
+ if ( calRoc ){
+ AliTPCCalROC* outlierROC = 0;
+ if (outlierPad) outlierROC = outlierPad->GetCalROC(isec);
+ arr[n] = calRoc->GetMedian(outlierROC);
+ n++;
+ }
}
return TMath::Mean(n,arr);
}
//_____________________________________________________________________________
-Double_t AliTPCCalPad::GetLTM(Double_t *sigma, Double_t fraction)
+Double_t AliTPCCalPad::GetLTM(Double_t *sigma, Double_t fraction, AliTPCCalPad* outlierPad)
{
//
// return mean of the LTM and sigma of all ROCs
AliTPCCalROC *calRoc = fROC[isec];
if ( calRoc ){
if ( sigma ) sTemp=arrs+n;
- arrm[n] = calRoc->GetLTM(sTemp,fraction);
+ AliTPCCalROC* outlierROC = 0;
+ if (outlierPad) outlierROC = outlierPad->GetCalROC(isec);
+ arrm[n] = calRoc->GetLTM(sTemp,fraction, outlierROC);
n++;
}
}
// make 1D histo
// type -1 = user defined range
// 0 = nsigma cut nsigma=min
+ //
if (type>=0){
if (type==0){
// nsigma range
// Make 2D graph
// side - specify the side A = 0 C = 1
// type - used types of determination of boundaries in z
+ //
Float_t kEpsilon = 0.000000000001;
TH2F * his = new TH2F(GetName(), GetName(), 250,-250,250,250,-250,250);
AliTPCROC * roc = AliTPCROC::Instance();
}
+AliTPCCalPad* AliTPCCalPad::LocalFit(const char* padName, Int_t rowRadius, Int_t padRadius, AliTPCCalPad* PadOutliers, Bool_t robust, Double_t chi2Threshold, Double_t robustFraction, Bool_t printCurrentSector) const {
+ //
+ // Loops over all AliTPCCalROCs and performs a localFit in each ROC
+ // AliTPCCalPad with fit-data is returned
+ // rowRadius and padRadius specifies a window around a given pad in one sector.
+ // The data of this window are fitted with a parabolic function.
+ // This function is evaluated at the pad's position.
+ // At the edges the window is shifted, so that the specified pad is not anymore in the center of the window.
+ // rowRadius - radius - rows to be used for smoothing
+ // padradius - radius - pads to be used for smoothing
+ // ROCoutlier - map of outliers - pads not to be used for local smoothing
+ // robust - robust method of fitting - (much slower)
+ // chi2Threshold: Threshold for chi2 when EvalRobust is called
+ // robustFraction: Fraction of data that will be used in EvalRobust
+ //
+ //
+ AliTPCCalPad* pad = new AliTPCCalPad(padName, padName);
+ for (Int_t isec = 0; isec < 72; isec++){
+ if (printCurrentSector) std::cout << "LocalFit in sector " << isec << "\r" << std::flush;
+ if (PadOutliers)
+ pad->SetCalROC(GetCalROC(isec)->LocalFit(rowRadius, padRadius, PadOutliers->GetCalROC(isec), robust, chi2Threshold, robustFraction));
+ else
+ pad->SetCalROC(GetCalROC(isec)->LocalFit(rowRadius, padRadius, 0, robust, chi2Threshold, robustFraction));
+ }
+ return pad;
+}
-void AliTPCCalPad::MakeTree(const char * fileName, TObjArray * array) {
+AliTPCCalPad* AliTPCCalPad::GlobalFit(const char* padName, AliTPCCalPad* PadOutliers, Bool_t robust, Int_t fitType, Double_t chi2Threshold, Double_t robustFraction, Double_t err, TObjArray *fitParArr, TObjArray *fitCovArr){
+ //
+ // Loops over all AliTPCCalROCs and performs a globalFit in each ROC
+ // AliTPCCalPad with fit-data is returned
+ // chi2Threshold: Threshold for chi2 when EvalRobust is called
+ // robustFraction: Fraction of data that will be used in EvalRobust
+ // chi2Threshold: Threshold for chi2 when EvalRobust is called
+ // robustFraction: Fraction of data that will be used in EvalRobust
+ // err: error of the data points
+ // if fitParArr and/or fitCovArr is given, write fitParameters and/or covariance Matrices into the array
+ //
+ AliTPCCalPad* pad = new AliTPCCalPad(padName, padName);
+ TVectorD fitParam(0);
+ TMatrixD covMatrix(0,0);
+ Float_t chi2 = 0;
+ for (Int_t isec = 0; isec < 72; isec++){
+ if (PadOutliers)
+ GetCalROC(isec)->GlobalFit(PadOutliers->GetCalROC(isec), robust, fitParam, covMatrix, chi2, fitType, chi2Threshold, robustFraction, err);
+ else
+ GetCalROC(isec)->GlobalFit(0, robust, fitParam, covMatrix, chi2, fitType, chi2Threshold, robustFraction, err);
+
+ AliTPCCalROC *roc=AliTPCCalROC::CreateGlobalFitCalROC(fitParam, isec);
+ pad->SetCalROC(roc);
+ delete roc;
+ if ( fitParArr ) fitParArr->AddAtAndExpand(new TVectorD(fitParam), isec);
+ if ( fitCovArr ) fitCovArr->AddAtAndExpand(new TMatrixD(covMatrix), isec);
+ }
+ return pad;
+}
+//_____________________________________________________________________________
+TObjArray* AliTPCCalPad::CreateFormulaArray(const char *fitFormula)
+{
//
- // Write tree with all available information
+ // create an array of TFormulas for the each parameter of the fit function
//
- TTreeSRedirector cstream(fileName);
- AliTPCROC* tpcROCinstance = AliTPCROC::Instance();
-
- TString* names = new TString[array->GetEntries()];
- for (Int_t ivalue = 0; ivalue < array->GetEntries(); ivalue++)
- names[ivalue].Append(((AliTPCCalPad*)array->At(ivalue))->GetName());
- for (UInt_t isector = 0; isector < tpcROCinstance->GetNSectors(); isector++) {
- //
- // get statistic for given sector
- //
- TVectorF median(array->GetEntries());
- TVectorF mean(array->GetEntries());
- TVectorF rms(array->GetEntries());
- TVectorF ltm(array->GetEntries());
-
- TVectorF *vectorArray = new TVectorF[array->GetEntries()];
- for (Int_t ivalue = 0; ivalue < array->GetEntries(); ivalue++)
- vectorArray[ivalue].ResizeTo(tpcROCinstance->GetNChannels(isector));
-
- for (Int_t ivalue = 0; ivalue < array->GetEntries(); ivalue++) {
- AliTPCCalPad* calPad = (AliTPCCalPad*) array->At(ivalue);
- AliTPCCalROC* calROC = calPad->GetCalROC(isector);
- median[ivalue] = calROC->GetMedian();
- mean[ivalue] = calROC->GetMean();
- rms[ivalue] = calROC->GetRMS();
- ltm[ivalue] = calROC->GetLTM();
+ // split fit string in single parameters
+ // find dimension of the fit:
+ TString fitString(fitFormula);
+ fitString.ReplaceAll("++","#");
+ fitString.ReplaceAll(" ","");
+ TObjArray *arrFitParams = fitString.Tokenize("#");
+ Int_t ndim = arrFitParams->GetEntries();
+ //create array of TFormulas to evaluate the parameters
+ TObjArray *arrFitFormulas = new TObjArray(ndim);
+ arrFitFormulas->SetOwner(kTRUE);
+ for (Int_t idim=0;idim<ndim;++idim){
+ TString s=((TObjString*)arrFitParams->At(idim))->GetString();
+ s.ReplaceAll("gx","[0]");
+ s.ReplaceAll("gy","[1]");
+ s.ReplaceAll("lx","[2]");
+ s.ReplaceAll("ly","[3]");
+ s.ReplaceAll("sector","[4]");
+ arrFitFormulas->AddAt(new TFormula(Form("param%02d",idim),s.Data()),idim);
+ }
+ delete arrFitParams;
+
+ return arrFitFormulas;
+}
+//_____________________________________________________________________________
+void AliTPCCalPad::EvalFormulaArray(const TObjArray &arrFitFormulas, TVectorD &results,
+ const Int_t sec, const Int_t row, const Int_t pad)
+{
+ //
+ // evaluate the fit formulas
+ //
+ Int_t ndim=arrFitFormulas.GetEntries();
+ results.ResizeTo(ndim);
+
+ AliTPCROC* tpcROCinstance = AliTPCROC::Instance(); // to calculate the pad's position
+ Float_t localXYZ[3];
+ Float_t globalXYZ[3];
+ tpcROCinstance->GetPositionLocal(sec, row, pad, localXYZ);
+ tpcROCinstance->GetPositionGlobal(sec, row, pad, globalXYZ);
+ //calculate parameter values
+ for (Int_t idim=0;idim<ndim;++idim){
+ TFormula *f=(TFormula*)arrFitFormulas.At(idim);
+ f->SetParameters(globalXYZ[0],globalXYZ[1],localXYZ[0],localXYZ[1],sec);
+ results[idim]=f->Eval(0);
+ }
+}
+//_____________________________________________________________________________
+void AliTPCCalPad::GlobalSidesFit(const AliTPCCalPad* PadOutliers, const char* fitFormula, TVectorD &fitParamSideA, TVectorD &fitParamSideC,TMatrixD &covMatrixSideA, TMatrixD &covMatrixSideC, Float_t & chi2SideA, Float_t & chi2SideC, AliTPCCalPad *pointError, Bool_t robust, Double_t robustFraction){
+ //
+ // Performs a fit on both sides.
+ // Valid information for the fitFormula are the variables
+ // - gx, gy, lx ,ly: meaning global x, global y, local x, local y value of the padName
+ // - sector: the sector number.
+ // eg. a formula might look 'gy' or '(sector<36) ++ gy' or 'gx ++ gy' or 'gx ++ gy ++ lx ++ lx^2' and so on
+ //
+ // PadOutliers - pads with value !=0 are not used in fitting procedure
+ // chi2Threshold: Threshold for chi2 when EvalRobust is called
+ // robustFraction: Fraction of data that will be used in EvalRobust
+ //
+
+ TObjArray* arrFitFormulas=CreateFormulaArray(fitFormula);
+ Int_t ndim = arrFitFormulas->GetEntries();
+ //resize output data arrays
+ fitParamSideA.ResizeTo(ndim+1);
+ fitParamSideC.ResizeTo(ndim+1);
+ covMatrixSideA.ResizeTo(ndim+1,ndim+1);
+ covMatrixSideC.ResizeTo(ndim+1,ndim+1);
+ // create linear fitter for A- and C- Side
+ TLinearFitter* fitterGA = new TLinearFitter(ndim+1,Form("hyp%d",ndim));
+ TLinearFitter* fitterGC = new TLinearFitter(ndim+1,Form("hyp%d",ndim));
+ fitterGA->StoreData(kTRUE);
+ fitterGC->StoreData(kTRUE);
+ //parameter values
+ TVectorD parValues(ndim);
+
+ AliTPCCalROC *rocErr=0x0;
+
+ for (UInt_t isec = 0; isec<kNsec; ++isec){
+ AliTPCCalROC *rocOut=PadOutliers->GetCalROC(isec);
+ AliTPCCalROC *rocData=GetCalROC(isec);
+ if (pointError) rocErr=pointError->GetCalROC(isec);
+ if (!rocData) continue;
+ for (UInt_t irow = 0; irow < GetCalROC(isec)->GetNrows(); irow++) {
+ for (UInt_t ipad = 0; ipad < GetCalROC(isec)->GetNPads(irow); ipad++) {
+ //check for outliers
+ if (rocOut && rocOut->GetValue(irow,ipad)) continue;
+ //calculate parameter values
+ EvalFormulaArray(*arrFitFormulas,parValues,isec,irow,ipad);
+ //get value
+ Float_t value=rocData->GetValue(irow,ipad);
+ //point error
+ Int_t err=1;
+ if (rocErr) {
+ err=TMath::Nint(rocErr->GetValue(irow,ipad));
+ if (err==0) err=1;
+ }
+ //add points to the fitters
+ if (isec/18%2==0){
+ fitterGA->AddPoint(parValues.GetMatrixArray(),value,err);
+ }else{
+ fitterGC->AddPoint(parValues.GetMatrixArray(),value,err);
+ }
}
-
- //
- // fill vectors of variable per pad
- //
- TVectorF *posArray = new TVectorF[6];
- for (Int_t ivalue = 0; ivalue < 6; ivalue++)
- posArray[ivalue].ResizeTo(tpcROCinstance->GetNChannels(isector));
-
- Float_t posG[3] = {0};
- Float_t posL[3] = {0};
- Int_t ichannel = 0;
- for (UInt_t irow = 0; irow < tpcROCinstance->GetNRows(isector); irow++) {
- for (UInt_t ipad = 0; ipad < tpcROCinstance->GetNPads(isector, irow); ipad++) {
- tpcROCinstance->GetPositionLocal(isector, irow, ipad, posL);
- tpcROCinstance->GetPositionGlobal(isector, irow, ipad, posG);
- posArray[0][ichannel] = irow;
- posArray[1][ichannel] = ipad;
- posArray[2][ichannel] = posL[0];
- posArray[3][ichannel] = posL[1];
- posArray[4][ichannel] = posG[0];
- posArray[5][ichannel] = posG[1];
-
- // loop over array containing AliTPCCalPads
- for (Int_t ivalue = 0; ivalue < array->GetEntries(); ivalue++) {
- AliTPCCalPad* calPad = (AliTPCCalPad*) array->At(ivalue);
- (vectorArray[ivalue])[ichannel] = calPad->GetCalROC(isector)->GetValue(irow, ipad);
+ }
+ }
+ if (robust){
+ fitterGA->EvalRobust(robustFraction);
+ fitterGC->EvalRobust(robustFraction);
+ } else {
+ fitterGA->Eval();
+ fitterGC->Eval();
+ }
+ chi2SideA=fitterGA->GetChisquare()/(fitterGA->GetNpoints()-(ndim+1));
+ chi2SideC=fitterGC->GetChisquare()/(fitterGC->GetNpoints()-(ndim+1));
+ fitterGA->GetParameters(fitParamSideA);
+ fitterGC->GetParameters(fitParamSideC);
+ fitterGA->GetCovarianceMatrix(covMatrixSideA);
+ fitterGC->GetCovarianceMatrix(covMatrixSideC);
+
+ delete arrFitFormulas;
+ delete fitterGA;
+ delete fitterGC;
+
+}
+//
+AliTPCCalPad *AliTPCCalPad::CreateCalPadFit(const char* fitFormula, const TVectorD &fitParamSideA, const TVectorD &fitParamSideC)
+{
+ //
+ //
+ //
+ TObjArray *arrFitFormulas=CreateFormulaArray(fitFormula);
+ Int_t ndim = arrFitFormulas->GetEntries();
+ //check if dimension of fit formula and fit parameters agree
+ if (ndim!=fitParamSideA.GetNrows()||ndim!=fitParamSideC.GetNrows()){
+ printf("AliTPCCalPad::CreateCalPadFit: Dimensions of fit formula and fit Parameters does not match!");
+ return 0;
+ }
+ //create cal pad
+ AliTPCCalPad *pad=new AliTPCCalPad("fitResultPad",Form("Fit result: %s",fitFormula));
+ //fill cal pad with fit results if requested
+ for (UInt_t isec = 0; isec<kNsec; ++isec){
+ AliTPCCalROC *roc=pad->GetCalROC(isec);
+ for (UInt_t irow = 0; irow < roc->GetNrows(); irow++) {
+ for (UInt_t ipad = 0; ipad < roc->GetNPads(irow); ipad++) {
+ const TVectorD *fitPar=0;
+ TVectorD fitResArray;
+ if (isec/18%2==0){
+ fitPar=&fitParamSideA;
+ }else{
+ fitPar=&fitParamSideC;
+ }
+ EvalFormulaArray(*arrFitFormulas,fitResArray, isec, irow, ipad);
+ for (Int_t idim=0;idim<ndim;++idim)
+ fitResArray(idim)*=(*fitPar)(idim);
+ roc->SetValue(irow,ipad,fitResArray.Sum());
+ }
+ }
+ }
+ delete arrFitFormulas;
+ return pad;
+}
+/*
+void AliTPCCalPad::GlobalSidesFit(const AliTPCCalPad* PadOutliers, TVectorD &fitParamSideA, TVectorD &fitParamSideC,TMatrixD &covMatrixSideA, TMatrixD &covMatrixSideC, Float_t & chi2SideA, Float_t & chi2SideC, Int_t fitType, Bool_t robust, Double_t chi2Threshold, Double_t robustFraction){
+ //
+ // Makes a GlobalFit over each side and return fit-parameters, covariance and chi2 for each side
+ // fitType == 0: fit plane function
+ // fitType == 1: fit parabolic function
+ // PadOutliers - pads with value !=0 are not used in fitting procedure
+ // chi2Threshold: Threshold for chi2 when EvalRobust is called
+ // robustFraction: Fraction of data that will be used in EvalRobust
+ //
+ TLinearFitter* fitterGA = 0;
+ TLinearFitter* fitterGC = 0;
+
+ if (fitType == 1) {
+ fitterGA = new TLinearFitter (6,"x0++x1++x2++x3++x4++x5");
+ fitterGC = new TLinearFitter (6,"x0++x1++x2++x3++x4++x5");
+ }
+ else {
+ fitterGA = new TLinearFitter(3,"x0++x1++x2");
+ fitterGC = new TLinearFitter(3,"x0++x1++x2");
+ }
+ fitterGA->StoreData(kTRUE);
+ fitterGC->StoreData(kTRUE);
+ fitterGA->ClearPoints();
+ fitterGC->ClearPoints();
+ Double_t xx[6];
+ Int_t npointsA=0;
+ Int_t npointsC=0;
+
+ Float_t localXY[3] = {0}; // pad's position, needed to get the pad's position
+ Float_t lx, ly; // pads position
+
+ AliTPCROC* tpcROCinstance = AliTPCROC::Instance(); // to calculate the pad's position
+
+ // loop over all sectors and pads and read data into fitterGA and fitterGC
+ if (fitType == 1) {
+ // parabolic fit
+ fitParamSideA.ResizeTo(6);
+ fitParamSideC.ResizeTo(6);
+ covMatrixSideA.ResizeTo(6,6);
+ covMatrixSideC.ResizeTo(6,6);
+ for (UInt_t isec = 0; isec<72; isec++){
+ for (UInt_t irow = 0; irow < GetCalROC(isec)->GetNrows(); irow++) {
+ for (UInt_t ipad = 0; ipad < GetCalROC(isec)->GetNPads(irow); ipad++) {
+ // fill fitterG
+ tpcROCinstance->GetPositionLocal(isec, irow, ipad, localXY); // calculate position localXY by sector, pad and row number
+ lx = localXY[0];
+ ly = localXY[1];
+ xx[0] = 1;
+ xx[1] = lx;
+ xx[2] = ly;
+ xx[3] = lx*lx;
+ xx[4] = ly*ly;
+ xx[5] = lx*ly;
+ if (!PadOutliers || PadOutliers->GetCalROC(isec)->GetValue(irow, ipad) != 1) {
+ // if given pad is no outlier, add it to TLinearFitter, decide to which of both
+// sector 0 - 17: IROC, A
+// sector 18 - 35: IROC, C
+// sector 36 - 53: OROC, A
+// sector 54 - 71: CROC, C
+ if (isec <= 17 || (isec >= 36 && isec <= 53)) { // Side A
+ npointsA++;
+ fitterGA->AddPoint(xx, GetCalROC(isec)->GetValue(irow, ipad), 1);
+ }
+ else { // side C
+ npointsC++;
+ fitterGC->AddPoint(xx, GetCalROC(isec)->GetValue(irow, ipad), 1);
+ }
}
- ichannel++;
}
}
-
- cstream << "calPads" <<
- "sector=" << isector;
-
- for (Int_t ivalue = 0; ivalue < array->GetEntries(); ivalue++) {
- cstream << "calPads" <<
- (Char_t*)((names[ivalue] + "Median=").Data()) << median[ivalue] <<
- (Char_t*)((names[ivalue] + "Mean=").Data()) << mean[ivalue] <<
- (Char_t*)((names[ivalue] + "RMS=").Data()) << rms[ivalue] <<
- (Char_t*)((names[ivalue] + "LTM=").Data()) << ltm[ivalue];
- }
-
- for (Int_t ivalue = 0; ivalue < array->GetEntries(); ivalue++) {
- cstream << "calPads" <<
- (Char_t*)((names[ivalue] + ".=").Data()) << &vectorArray[ivalue];
+ }
+ }
+ else {
+ // linear fit
+ fitParamSideA.ResizeTo(3);
+ fitParamSideC.ResizeTo(3);
+ covMatrixSideA.ResizeTo(3,3);
+ covMatrixSideC.ResizeTo(3,3);
+
+ for (UInt_t isec = 0; isec<72; isec++){
+ for (UInt_t irow = 0; irow < GetCalROC(isec)->GetNrows(); irow++) {
+ for (UInt_t ipad = 0; ipad < GetCalROC(isec)->GetNPads(irow); ipad++) {
+ // fill fitterG
+ tpcROCinstance->GetPositionLocal(isec, irow, ipad, localXY); // calculate position localXY by sector, pad and row number
+ lx = localXY[0];
+ ly = localXY[1];
+ xx[0] = 1;
+ xx[1] = lx;
+ xx[2] = ly;
+ if (!PadOutliers || PadOutliers->GetCalROC(isec)->GetValue(irow, ipad) != 1) {
+ // if given pad is no outlier, add it to TLinearFitter, decide to which of both
+// sector 0 - 17: IROC, A
+// sector 18 - 35: IROC, C
+// sector 36 - 53: OROC, A
+// sector 54 - 71: CROC, C
+ if (isec <= 17 || (isec >= 36 && isec <= 53)) {
+ // Side A
+ npointsA++;
+ fitterGA->AddPoint(xx, GetCalROC(isec)->GetValue(irow, ipad), 1);
+ }
+ else {
+ // side C
+ npointsC++;
+ fitterGC->AddPoint(xx, GetCalROC(isec)->GetValue(irow, ipad), 1);
+ }
+ }
+ }
}
-
- cstream << "calPads" <<
- "row.=" << &posArray[0] <<
- "pad.=" << &posArray[1] <<
- "lx.=" << &posArray[2] <<
- "ly.=" << &posArray[3] <<
- "gx.=" << &posArray[4] <<
- "gy.=" << &posArray[5];
-
- cstream << "calPads" <<
- "\n";
-
- delete[] posArray;
- delete[] vectorArray;
- }
- delete[] names;
+ }
+ }
+
+ fitterGA->Eval();
+ fitterGC->Eval();
+ fitterGA->GetParameters(fitParamSideA);
+ fitterGC->GetParameters(fitParamSideC);
+ fitterGA->GetCovarianceMatrix(covMatrixSideA);
+ fitterGC->GetCovarianceMatrix(covMatrixSideC);
+ if (fitType == 1){
+ chi2SideA = fitterGA->GetChisquare()/(npointsA-6.);
+ chi2SideC = fitterGC->GetChisquare()/(npointsC-6.);
+ }
+ else {
+ chi2SideA = fitterGA->GetChisquare()/(npointsA-3.);
+ chi2SideC = fitterGC->GetChisquare()/(npointsC-3.);
+ }
+ if (robust && chi2SideA > chi2Threshold) {
+ // std::cout << "robust fitter called... " << std::endl;
+ fitterGA->EvalRobust(robustFraction);
+ fitterGA->GetParameters(fitParamSideA);
+ }
+ if (robust && chi2SideC > chi2Threshold) {
+ // std::cout << "robust fitter called... " << std::endl;
+ fitterGC->EvalRobust(robustFraction);
+ fitterGC->GetParameters(fitParamSideC);
+ }
+ delete fitterGA;
+ delete fitterGC;
}
-
+*/