Access to stripX21 in MakeTriggerTrack corrected (Philippe C.)

diff --git a/MUON/AliMUONVTrackReconstructor.cxx b/MUON/AliMUONVTrackReconstructor.cxx
index b72c49b07fd7c75c743e458d9e5db2b926981958..77d4c9207b073a70c6300a655d4300127597862a 100644 (file)
--- a/MUON/AliMUONVTrackReconstructor.cxx
+++ b/MUON/AliMUONVTrackReconstructor.cxx
@@ -373,8 +373,14 @@ Bool_t AliMUONVTrackReconstructor::MakeTriggerTracks(void)
              (AliMUONTriggerCircuit*)fTriggerCircuit->At(locTrg->LoCircuit()-1); // -1 !!!
          
          y11 = circuit->GetY11Pos(locTrg->LoStripX()); 
-         Float_t deviation = locTrg->LoDev(); // convert to [1-30]
-         deviation *= locTrg->LoSdev();
+// need first to convert deviation to [0-30] 
+// (see AliMUONLocalTriggerBoard::LocalTrigger)
+         Int_t deviation = locTrg->LoDev(); 
+         Int_t sign = 0;
+         if ( !locTrg->LoSdev() &&  deviation ) sign=-1;
+         if ( !locTrg->LoSdev() && !deviation ) sign= 0;
+         if (  locTrg->LoSdev() == 1 )          sign=+1;
+         deviation *= sign;
          deviation += 15;
          stripX21 = locTrg->LoStripX()+deviation+1;
          y21 = circuit->GetY21Pos(stripX21);