From 93cf7eaeda87d41e34c029b89eba6c3a4c0a4b54 Mon Sep 17 00:00:00 2001
From: drslebedev <dr.s.lebedev@gmail.com>
Date: Tue, 2 Nov 2021 16:35:54 +0100
Subject: [PATCH] Fix problem with No points in RICH using GEANT4 (#2298)
---
sim/transport/steer/CbmGeant4Settings.h | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/sim/transport/steer/CbmGeant4Settings.h b/sim/transport/steer/CbmGeant4Settings.h
index 409172f348..df3029345c 100644
--- a/sim/transport/steer/CbmGeant4Settings.h
+++ b/sim/transport/steer/CbmGeant4Settings.h
@@ -83,7 +83,10 @@ private:
std::vector<std::string> fG4Commands {"/process/optical/verbose 0",
"/process/optical/defaults/cerenkov/setMaxPhotons 20",
"/process/optical/defaults/cerenkov/setMaxBetaChange 0.1",
- "/process/optical/setTrackSecondariesFirst Cerenkov false"};
+ "/process/optical/setTrackSecondariesFirst Cerenkov true",
+ "/process/optical/processActivation Cerenkov true",
+ "/process/optical/processActivation OpAbsorption true",
+ "/process/optical/processActivation OpBoundary true"};
Int_t fMaxNumSteps {10000000};
--
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