From a221796819f6bbf00c6c20fc52e1373480a21bbf Mon Sep 17 00:00:00 2001
From: ebrianne <eldwan.brianne@desy.de>
Date: Wed, 6 Mar 2019 13:04:08 +0100
Subject: [PATCH] Added protection for the G4EMSaturation initialization via a
static boolean flag
---
DDG4/src/Geant4StepHandler.cpp | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/DDG4/src/Geant4StepHandler.cpp b/DDG4/src/Geant4StepHandler.cpp
index 26ebb3a40..dbf44fd08 100644
--- a/DDG4/src/Geant4StepHandler.cpp
+++ b/DDG4/src/Geant4StepHandler.cpp
@@ -121,7 +121,11 @@ double Geant4StepHandler::birkAttenuation() const {
#endif
#if G4VERSION_NUMBER >= 1003
- s_emSaturation.InitialiseG4Saturation();
+ static bool s_initialised = false;
+ if(not s_initialised) {
+ s_emSaturation.InitialiseG4Saturation();
+ s_initialised = true;
+ }
#endif
double energyDeposition = step->GetTotalEnergyDeposit();
--
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