Added Reset function

[u/mrichter/AliRoot.git] / PWG0 / AliCorrectionMatrix.cxx

diff --git a/PWG0/AliCorrectionMatrix.cxx b/PWG0/AliCorrectionMatrix.cxx
index ff24721ece29e419671b37ad7a1dc8778dbb70c7..5264dd3b2bbaa16b15bf552f3225e6fdb20566d8 100644 (file)
--- a/PWG0/AliCorrectionMatrix.cxx
+++ b/PWG0/AliCorrectionMatrix.cxx
@@ -195,15 +195,14 @@ Bool_t AliCorrectionMatrix::LoadHistograms(const Char_t* fileName, const Char_t*
   if(fhMeas)  {delete fhMeas;  fhMeas=0;}
   
   fhMeas  = dynamic_cast<TH1*> (fin->Get(Form("%s/meas_%s", dir,GetName())));
-  if(!fhMeas)  Info("LoadHistograms","No meas  hist available");
+  if(!fhMeas)  Info("LoadHistograms","No meas. (%s) hist available",Form("%s/meas_%s", dir,GetName()));
 
   fhGene  = dynamic_cast<TH1*> (fin->Get(Form("%s/gene_%s",dir, GetName())));
-  if(!fhGene)  Info("LoadHistograms","No gene  hist available");
+  if(!fhGene)  Info("LoadHistograms","No gene. (%s) hist available",Form("%s/gene_%s",dir, GetName()));
 
   fhCorr  = dynamic_cast<TH1*> (fin->Get(Form("%s/corr_%s",dir, GetName())));
-  if(!fhCorr) 
-  {
-    Info("LoadHistograms","No corr  hist available");
+  if(!fhCorr) {
+    Info("LoadHistograms","No corr.(%s) hist available",Form("%s/corr_%s",dir, GetName()));
     return kFALSE;
   }
       
@@ -273,3 +272,18 @@ void AliCorrectionMatrix::ReduceInformation()
     fhGene = 0;
   }
 }
+
+//____________________________________________________________________
+void AliCorrectionMatrix::Reset(Option_t* option)
+{
+  // resets the histograms
+
+  if (fhGene)
+    fhGene->Reset(option);
+
+  if (fhMeas)
+    fhMeas->Reset(option);
+
+  if (fhCorr)
+    fhCorr->Reset(option);
+}