From cb872d35cbc0932b4d0335a1e09643346cdc7a43 Mon Sep 17 00:00:00 2001
From: Andre Sailer <andre.philippe.sailer@cern.ch>
Date: Fri, 4 Dec 2020 09:38:24 +0100
Subject: [PATCH] Gean4InputHandling: createG4Primary: add comment about
setting mass
---
DDG4/src/Geant4InputHandling.cpp | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/DDG4/src/Geant4InputHandling.cpp b/DDG4/src/Geant4InputHandling.cpp
index f708b1ec9..43f3782d5 100644
--- a/DDG4/src/Geant4InputHandling.cpp
+++ b/DDG4/src/Geant4InputHandling.cpp
@@ -351,7 +351,9 @@ static G4PrimaryParticle* createG4Primary(const Geant4ParticleHandle p) {
g4 = new G4PrimaryParticle(def, p->psx, p->psy, p->psz, p.energy());
g4->SetCharge(p.charge());
}
- g4->SetMass(p->mass);
+ // The particle is fully defined with the 4-vector set above, setting the mass isn't necessary, not
+ // using the 4-vector, means the PDG mass is used, and the momentum is scaled if the mass is set here
+ // g4->SetMass(p->mass);
return g4;
}
--
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