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Protection against crash in rapidity Y() calculation added
authorprsnko <prsnko@f7af4fe6-9843-0410-8265-dc069ae4e863>
Thu, 25 Jul 2013 19:12:35 +0000 (19:12 +0000)
committerprsnko <prsnko@f7af4fe6-9843-0410-8265-dc069ae4e863>
Thu, 25 Jul 2013 19:12:35 +0000 (19:12 +0000)
PWGGA/PHOSTasks/PHOS_PbPb/AliAnalysisTaskPi0FlowMC.cxx patch | blob | blame | history

diff --git a/PWGGA/PHOSTasks/PHOS_PbPb/AliAnalysisTaskPi0FlowMC.cxx b/PWGGA/PHOSTasks/PHOS_PbPb/AliAnalysisTaskPi0FlowMC.cxx
index dff25e5c056f0d5d4d010dbaa8534a0320e9118e..ed693e409d1ce45fc34d3292841c804c3b526504 100644 (file)
--- a/PWGGA/PHOSTasks/PHOS_PbPb/AliAnalysisTaskPi0FlowMC.cxx
+++ b/PWGGA/PHOSTasks/PHOS_PbPb/AliAnalysisTaskPi0FlowMC.cxx
@@ -976,6 +976,8 @@ void AliAnalysisTaskPi0FlowMC::FillSecondaries(){
     TParticle * p = fStack->Particle(i) ;
     if(p->R()>kRCut)
       continue ;
+    if( TMath::Abs(p->Pt())<1.e-6 )
+      continue;
     if(TMath::Abs(p->Y())>0.5)
       continue ;
     Double_t w = PrimaryParticleWeight(p) ;