-fiorellas update

[u/mrichter/AliRoot.git] / TPC / AliTPCROCVoltError3D.cxx

diff --git a/TPC/AliTPCROCVoltError3D.cxx b/TPC/AliTPCROCVoltError3D.cxx
index b8a46113ffb0c1b8b7e687ee92fe7c5eff176bfe..f93e38dab11833340deee611d363c37981f5e451 100644 (file)
--- a/TPC/AliTPCROCVoltError3D.cxx
+++ b/TPC/AliTPCROCVoltError3D.cxx
@@ -49,10 +49,10 @@
 //   function SetElectronArrivalCorrection, the electron-arrival correction is added to the dz calculation.
 // End_Html
 //
-// Begin_Macro(source) 
+// Begin_Macro(source)
 //   {
 //   gROOT->SetStyle("Plain"); gStyle->SetPalette(1);
-//   TCanvas *c2 = new TCanvas("c2","c2",500,400); 
+//   TCanvas *c2 = new TCanvas("cAliTPCROCVoltError3D","cAliTPCROCVoltError3D",500,400); 
 //   AliTPCROCVoltError3D roc; 
 //   roc.SetElectronArrivalCorrection(kFALSE);  // Correction for electron arrival offset, IROC vs OROC
 //   roc.SetROCDisplacement(kTRUE);   // include the chamber offset in z when calculating the dz 
@@ -210,7 +210,7 @@ void AliTPCROCVoltError3D::GetCorrection(const Float_t x[],const Short_t roc,Flo
   }
   static Bool_t forceInit=kTRUE; //temporary needed for back compatibility with old OCDB entries
   if (forceInit&&fLookUpErOverEz[0]){
-    if (fLookUpErOverEz[0]->Sum()<kEpsilon){//temporary needed for back compatibility with old OCDB entries
+    if (TMath::Abs(fLookUpErOverEz[0]->Sum())<kEpsilon){//temporary needed for back compatibility with old OCDB entries
       ForceInitROCVoltError3D();
     }
     forceInit=kFALSE;