Change cut setting in order to suppress noise background (Marian)

[u/mrichter/AliRoot.git] / RAW / AliCaloRawStream.cxx

diff --git a/RAW/AliCaloRawStream.cxx b/RAW/AliCaloRawStream.cxx
index af9508f4db2c98286207f8f350d873c06a9a9c12..aeca3facf7dc04855d73aa3a3072cdf737b6f610 100644 (file)
--- a/RAW/AliCaloRawStream.cxx
+++ b/RAW/AliCaloRawStream.cxx
@@ -43,7 +43,7 @@ ClassImp(AliCaloRawStream)
 
 
 //_____________________________________________________________________________
-  AliCaloRawStream::AliCaloRawStream(AliRawReader* rawReader, TString calo) :
+AliCaloRawStream::AliCaloRawStream(AliRawReader* rawReader, TString calo, AliAltroMapping **mapping) :
   AliAltroRawStream(rawReader),
   fModule(-1),
   fPrevModule(-1),
@@ -51,7 +51,10 @@ ClassImp(AliCaloRawStream)
   fPrevRow(-1),
   fColumn(-1),
   fPrevColumn(-1),
-  fGain(0)
+  fCaloFlag(0),
+  fFilter(0),
+  fNRCU(0),
+  fExternalMapping(kFALSE)
 {
 // create an object to read PHOS/EMCAL raw digits
 
@@ -61,14 +64,21 @@ ClassImp(AliCaloRawStream)
   fNRCU = 4;
   if(calo == "EMCAL")  fNRCU = 2;
 
-  TString path = gSystem->Getenv("ALICE_ROOT/");
-  path += calo+"/mapping/RCU";
-  TString path2;
-  for(Int_t i = 0; i < fNRCU; i++) {
-    path2 = path;
-    path2 += i;
-    path2 += ".data";
-    fMapping[i] = new AliCaloAltroMapping(path2.Data());
+  if (mapping == NULL) {
+    TString path = gSystem->Getenv("ALICE_ROOT");
+    path += "/"+calo+"/mapping/RCU";
+    TString path2;
+    for(Int_t i = 0; i < fNRCU; i++) {
+      path2 = path;
+      path2 += i;
+      path2 += ".data";
+      fMapping[i] = new AliCaloAltroMapping(path2.Data());
+    }
+  }
+  else {
+    fExternalMapping = kTRUE;
+    for(Int_t i = 0; i < fNRCU; i++)
+      fMapping[i] = mapping[i];
   }
 
   SetNoAltroMapping(kFALSE);
@@ -83,8 +93,10 @@ AliCaloRawStream::AliCaloRawStream(const AliCaloRawStream& stream) :
   fPrevRow(-1),
   fColumn(-1),
   fPrevColumn(-1),
-  fGain(0),
-  fNRCU(0)
+  fCaloFlag(0),
+  fFilter(0),
+  fNRCU(0),
+  fExternalMapping(kFALSE)
 {  
   Fatal("AliCaloRawStream", "copy constructor not implemented");
 }
@@ -102,7 +114,9 @@ AliCaloRawStream::~AliCaloRawStream()
 {
 // destructor
 
-  for(Int_t i = 0; i < fNRCU; i++) delete fMapping[i];
+  if (!fExternalMapping)
+    for(Int_t i = 0; i < fNRCU; i++)
+      delete fMapping[i];
 }
 
 //_____________________________________________________________________________
@@ -111,7 +125,7 @@ void AliCaloRawStream::Reset()
   // reset phos/emcal raw stream params
   AliAltroRawStream::Reset();
   fModule = fPrevModule = fRow = fPrevRow = fColumn = fPrevColumn = -1;
-  fGain = 0;
+  fFilter = fCaloFlag = 0;
 }
 
 //_____________________________________________________________________________
@@ -124,8 +138,15 @@ Bool_t AliCaloRawStream::Next()
   fPrevRow = fRow;
   fPrevColumn = fColumn;
   if (AliAltroRawStream::Next()) {
-    if (IsNewHWAddress())
+    if (IsNewHWAddress()) {
       ApplyAltroMapping();
+      if ( fFilter > 0 ) { // some data should be filtered out
+       if ( (fFilter & (1<<fCaloFlag)) != 0) {  
+         // this particular data should be filtered out
+         Next(); // go to the next address instead
+       }
+      }
+    }
     return kTRUE;
   }
   else
@@ -146,6 +167,6 @@ void AliCaloRawStream::ApplyAltroMapping()
   Short_t hwAddress = GetHWAddress();
   fRow = fMapping[rcuIndex]->GetPadRow(hwAddress);
   fColumn = fMapping[rcuIndex]->GetPad(hwAddress);
-  fGain = fMapping[rcuIndex]->GetSector(hwAddress);
+  fCaloFlag = fMapping[rcuIndex]->GetSector(hwAddress);
 
 }