Merge pull request #641 from tontyoutoure/likun_fix_mfd

OpenGATE · Oct 25, 2023 · 46d5657 · 46d5657
2 parents 07f892c + b8125f7
commit 46d5657
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Showing 2 changed files with 18 additions and 1 deletion.
diff --git a/source/digits_hits/include/GateActorManager.hh b/source/digits_hits/include/GateActorManager.hh
@@ -127,4 +127,21 @@ private:
   static GateActorManager *singleton_ActorManager;
 };
 
+/*! 
+  Empty SD class doing nothing for removing existing SD from G4SDManager
+*/
+//    Created by [email protected] 2023/10/24
+
+class GateEmptySD : public G4VSensitiveDetector
+{
+
+  public:
+      //! Constructor.
+      //! The argument is the name of the sensitive detector
+      GateEmptySD(const G4String& name):G4VSensitiveDetector(name){Activate(false);}
+
+      //! Reinplementation is mendatory.
+      G4bool ProcessHits(G4Step*aStep,G4TouchableHistory*ROhist) override {return true;}
+};
+
 #endif /* end #define GATEACTORMANAGER_HH */
diff --git a/source/digits_hits/src/GateActorManager.cc b/source/digits_hits/src/GateActorManager.cc
@@ -311,7 +311,7 @@ void GateActorManager::SetMultiFunctionalDetector(GateVActor * actor, GateVVolum
       G4String detectorName2 = "MSD_"+ num.str();
 
       // Remove attached SD by replacing with a deactivated clone SD
-      G4VSensitiveDetector* replacementSD = volume->GetLogicalVolume()->GetSensitiveDetector()->Clone();
+      G4VSensitiveDetector* replacementSD = new GateEmptySD(volume->GetLogicalVolume()->GetSensitiveDetector()->GetName());
       G4SDManager::GetSDMpointer()->AddNewDetector(replacementSD);
       replacementSD->Activate(false);