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Fix in track angle definition
authorshahoian <shahoian@f7af4fe6-9843-0410-8265-dc069ae4e863>
Thu, 28 Jun 2012 06:43:08 +0000 (06:43 +0000)
committershahoian <shahoian@f7af4fe6-9843-0410-8265-dc069ae4e863>
Thu, 28 Jun 2012 06:43:08 +0000 (06:43 +0000)
ANALYSIS/TenderSupplies/AliTrackFixTenderSupply.cxx patch | blob | blame | history

diff --git a/ANALYSIS/TenderSupplies/AliTrackFixTenderSupply.cxx b/ANALYSIS/TenderSupplies/AliTrackFixTenderSupply.cxx
index 8ebc4cb5d96aa65325b953065300a439b8772651..eff3f94b57607e93222d49bd5974e8bb41d36ce5 100644 (file)
--- a/ANALYSIS/TenderSupplies/AliTrackFixTenderSupply.cxx
+++ b/ANALYSIS/TenderSupplies/AliTrackFixTenderSupply.cxx
@@ -109,7 +109,8 @@ void AliTrackFixTenderSupply::ProcessEvent()
       continue;
     }
     parInner->GetXYZ(xyzTPCInner);
-    double phi = TMath::ATan2(xyzTPCInner[1],xyzTPCInner[0]) + TMath::Pi();
+    double phi = TMath::ATan2(xyzTPCInner[1],xyzTPCInner[0]);
+    if (phi<0) phi += 2*TMath::Pi();
     //
     if (fDebug>1) {
       AliInfo(Form("Tr:%4d kITSin:%d Phi=%+5.2f at X=%+7.2f | SideA fraction: %.3f",itr,trc->IsOn(AliESDtrack::kITSin),phi,parInner->GetX(),sideAfraction));