Include full Z0/gamma* interference in Pythia

[u/mrichter/AliRoot.git] / PYTHIA8 / AliPythia8.cxx

diff --git a/PYTHIA8/AliPythia8.cxx b/PYTHIA8/AliPythia8.cxx
index 834e1c695ce0f3ce031b4b1c088a694d4188f624..b9f0f526831003a349f3fb0679ea7686f8dea60c 100644 (file)
--- a/PYTHIA8/AliPythia8.cxx
+++ b/PYTHIA8/AliPythia8.cxx
@@ -511,7 +511,16 @@ void AliPythia8::ProcInit(Process_t process, Float_t energy, StrucFunc_t strucfu
        // With parton showers on we are generating "Z inclusive process"
        ReadString("PartonLevel:ISR = on");
        ReadString("PartonLevel:FSR = on");
-       break;  
+       break;
+    case kPyZgamma:
+        //Inclusive production of Z/gamma*
+        //f fbar -> Z/gamma
+        ReadString("WeakSingleBoson:ffbar2gmZ = on");
+        // Initial/final parton shower on (Pythia default)
+        // With parton showers on we are generating "Z inclusive process"
+        ReadString("PartonLevel:ISR = on");
+        ReadString("PartonLevel:FSR = on");
+        break;
     case kPyMBRSingleDiffraction:
       ReadString("Diffraction:PomFlux = 5");
       ReadString("SoftQCD:singleDiffractive = on");