Improved a method FillH1

diff --git a/EMCAL/AliEMCALHistoUtilities.cxx b/EMCAL/AliEMCALHistoUtilities.cxx
index 37c30794c8333233f491f8779d6e69c906ea63bf..6a33ff238e2e28e84439f3a4c12bb53a05b6799c 100644 (file)
--- a/EMCAL/AliEMCALHistoUtilities.cxx
+++ b/EMCAL/AliEMCALHistoUtilities.cxx
@@ -87,14 +87,22 @@ TList* AliEMCALHistoUtilities::MoveHistsToList(const char* name, Bool_t putToBro
   return list;
 }
 
-void AliEMCALHistoUtilities::FillH1(TList *l, Int_t ind, Double_t x, Double_t w)
+void AliEMCALHistoUtilities::FillH1(TList *l, Int_t ind, Double_t x, Double_t w, Double_t error)
 {
   //fill 1d histogram
   static TH1* hid=0;
+  static int  bin=0;
   if(l == 0) return;
+
   if(ind>=0 && ind < l->GetSize()){
     hid = (TH1*)l->At(ind);
-    hid->Fill(x,w);
+    if(error <= 0.0) { // standard way
+      hid->Fill(x,w);
+    } else{
+      bin = hid->FindBin(x);
+      hid->SetBinContent(bin,w);
+      hid->SetBinError(bin,error);
+    }
   }
 }
 

diff --git a/EMCAL/AliEMCALHistoUtilities.h b/EMCAL/AliEMCALHistoUtilities.h
index 95106147fa1b5e8472a923eb8a8a487d2838b210..a7f48dc98148aedceb02268a7e5828b1ab25dcb5 100644 (file)
--- a/EMCAL/AliEMCALHistoUtilities.h
+++ b/EMCAL/AliEMCALHistoUtilities.h
@@ -39,7 +39,7 @@ class AliEMCALHistoUtilities: public TNamed {
 
   // service routine
   static TList *MoveHistsToList(const char* name="ListOfHists", Bool_t putToBrowser=kTRUE);
-  static void FillH1(TList *l=0, Int_t ind=0, Double_t x=-99999., Double_t w=1.);
+  static void FillH1(TList *l=0, Int_t ind=0, Double_t x=-99999., Double_t w=1., Double_t error=0.);
   static void FillH2(TList *l=0, Int_t ind=0, Double_t x=-99999., Double_t y=-99999., Double_t w=1.);
   static int  SaveListOfHists(TList *mylist=0, const char* name="test", Bool_t kSingleKey=kFALSE,
   const char* opt="RECREATE");