From f3518ce9b198a467fffcd0f36273daac33c0696a Mon Sep 17 00:00:00 2001
From: Frank Gaede <frank.gaede@desy.de>
Date: Fri, 24 Jul 2015 12:29:40 +0000
Subject: [PATCH] dont't store backscatter that create no hits
---
DDG4/plugins/Geant4TCUserParticleHandler.cpp | 15 ++++++++++-----
1 file changed, 10 insertions(+), 5 deletions(-)
diff --git a/DDG4/plugins/Geant4TCUserParticleHandler.cpp b/DDG4/plugins/Geant4TCUserParticleHandler.cpp
index c7e3400ad..f32a73fa9 100644
--- a/DDG4/plugins/Geant4TCUserParticleHandler.cpp
+++ b/DDG4/plugins/Geant4TCUserParticleHandler.cpp
@@ -102,13 +102,18 @@ void Geant4TCUserParticleHandler::end(const G4Track* /* track */, Particle& p)
bool ends_in_trk_vol = ( r_end <= m_rTracker && z_end <= m_zTracker ) ;
// created and ended in calo
- if( !starts_in_trk_vol && !ends_in_trk_vol ){
- p.reason = 0;
- return ;
+ if( !starts_in_trk_vol ) {
+
+ if( !ends_in_trk_vol ){
+ p.reason = 0;
+ }
+ //fg: dont keep backscatter that did not create a tracker hit
+ else if( !( p.reason & G4PARTICLE_CREATED_TRACKER_HIT ) )
+ p.reason = 0;
}
+
+ return ;
- //fg: backscatter ??
- // if( !starts_in_trk_vol && ends_in_trk_vol ){ keep ? }
}
/// Post-event action callback
--
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