+
+
+AliTPCCalPad * AliTPCCalPad::MakeCalPadFromHistoRPHI(TH2 * hisA, TH2* hisC){
+ //
+ // Make cal pad from r-phi histograms
+ //
+ AliTPCROC *proc= AliTPCROC::Instance();
+ AliTPCCalPad *calPad = new AliTPCCalPad("his","his");
+ Float_t globalPos[3];
+ for (Int_t isec=0; isec<72; isec++){
+ AliTPCCalROC* calRoc = calPad->GetCalROC(isec);
+ TH2 * his = ((isec%36<18) ? hisA:hisC);
+ for (UInt_t irow=0; irow<calRoc->GetNrows(); irow+=1){
+ Int_t jrow=irow;
+ if (isec>=36) jrow+=63;
+ for (UInt_t ipad=0;ipad<proc->GetNPads(isec,irow);ipad+=1){
+ proc->GetPositionGlobal(isec,irow,ipad, globalPos);
+ Double_t phi=TMath::ATan2(globalPos[1],globalPos[0]);
+ //if (phi<0) phi+=TMath::Pi()*2;
+ Int_t bin=his->FindBin(phi,jrow);
+ Float_t value= his->GetBinContent(bin);
+ calRoc->SetValue(irow,ipad,value);
+ }
+ }
+ }
+ return calPad;
+}