- added different sorting algorithms for the digits

[u/mrichter/AliRoot.git] / HLT / CALO / AliHLTCaloClusterizerComponent.cxx

diff --git a/HLT/CALO/AliHLTCaloClusterizerComponent.cxx b/HLT/CALO/AliHLTCaloClusterizerComponent.cxx
index 9ff879817df6a79fa57ce6e1b3f4ec31f819c3bc..945a5f14e21f665ac15e06f6d08d4a2e74d71bfe 100644 (file)
--- a/HLT/CALO/AliHLTCaloClusterizerComponent.cxx
+++ b/HLT/CALO/AliHLTCaloClusterizerComponent.cxx
@@ -125,7 +125,7 @@ AliHLTCaloClusterizerComponent::DoEvent(const AliHLTComponentEventData& evtData,
       mysize += sizeof(AliHLTCaloClusterHeaderStruct);
       
       // Sort the digit pointers
-      qsort(fDigitsPointerArray, digCount, sizeof(AliHLTCaloDigitDataStruct*), CompareDigits);
+//      qsort(fDigitsPointerArray, digCount, sizeof(AliHLTCaloDigitDataStruct*), CompareDigits);
 
       // Copy the digits to the output
       fOutputDigitsArray = reinterpret_cast<AliHLTCaloDigitDataStruct*>(outBPtr);
@@ -222,6 +222,11 @@ AliHLTCaloClusterizerComponent::ScanConfigurationArgument(int argc, const char *
       fAnalyserPtr->SetCutOnSingleCellClusters(true, argument.Atof());
       return 1;
     }
+  if (argument.CompareTo("-sortbyposition") == 0)
+    {
+      fClusterizerPtr->SetSortDigitsByPosition();
+       return 1;
+    }
     
   return 0;
 }
@@ -236,6 +241,8 @@ AliHLTCaloClusterizerComponent::DoInit(int argc, const char** argv )
   fClusterizerPtr = new AliHLTCaloClusterizer(fCaloConstants->GetDETNAME());
 
   fClusterizerPtr->SetDigitArray(fDigitsPointerArray);
+  
+  fClusterizerPtr->SetSortDigitsByEnergy();
    
   fAnalyserPtr = new AliHLTCaloClusterAnalyser();