Add celeritas event action code

Simulation/G4Utilities/G4UserActions/src/CeleritasOffload.cxx

@@ -6,4 +6,7 @@ namespace G4UA {
     void CeleritasRunAction::BeginOfRunAction(const G4Run*) {};
     void CeleritasRunAction::EndOfRunAction(const G4Run*) {};
 
+    void CeleritasEventAction::BeginOfEventAction(const G4Event*) {};
+    void CeleritasEventAction::EndOfEventAction(const G4Event*) {};
+
 }

Simulation/G4Utilities/G4UserActions/src/CeleritasOffload.h

 #ifndef G4USERACTIONS_CELERITASOFFLOAD_H
 #define G4USERACTIONS_CELERITASOFFLOAD_H
 
+#include "G4UserEventAction.hh"
 #include "G4UserRunAction.hh"
 
 namespace G4UA {
@@ -11,5 +12,12 @@ namespace G4UA {
             virtual void BeginOfRunAction(const G4Run*) override;
             virtual void EndOfRunAction(const G4Run*) override;
     };
+
+    class CeleritasEventAction : public G4UserEventAction {
+        public:
+            CeleritasEventAction();
+            virtual void BeginOfEventAction(const G4Event*) override;
+            virtual void EndOfEventAction(const G4Event*) override;
+    };
 }
 #endif
\ No newline at end of file

Simulation/G4Utilities/G4UserActions/src/CeleritasOffloadTools.cxx

@@ -22,4 +22,25 @@ namespace G4UA {
         return action;
     }
 
+    CeleritasEventActionTool::CeleritasEventActionTool(const std::string& type, const std::string& name, const IInterface* parent)
+      : UserActionToolBase(type, name, parent) {}
+
+    StatusCode CeleritasEventActionTool::initialize() {
+        ATH_MSG_DEBUG("initialize");
+        return StatusCode::SUCCESS;
+    }
+
+    StatusCode CeleritasEventActionTool::finalize() {
+        ATH_MSG_DEBUG("finalize");
+        return StatusCode::SUCCESS;
+    }
+
+    std::unique_ptr<CeleritasEventAction> CeleritasEventActionTool::makeAndFillAction(G4AtlasUserActions& actionList) {
+        ATH_MSG_DEBUG("makeAction");
+        auto action = std::make_unique<CeleritasEventAction>();
+        actionList.eventActions.push_back( action.get() );
+        return action;
+    }
+
+
 }
\ No newline at end of file

Simulation/G4Utilities/G4UserActions/src/CeleritasOffloadTools.h

@@ -22,5 +22,20 @@ namespace G4UA {
 
     };
 
+    class CeleritasEventActionTool : public UserActionToolBase<CeleritasEventAction> {
+
+        public:
+
+            CeleritasEventActionTool(const std::string& type, const std::string& name, const IInterface* parent);
+
+            virtual StatusCode initialize() override;
+            virtual StatusCode finalize() override;
+
+        protected:
+
+            virtual std::unique_ptr<CeleritasEventAction> makeAndFillAction(G4AtlasUserActions&) override final;
+
+    };
+
 }
 #endif
\ No newline at end of file

Simulation/G4Utilities/G4UserActions/src/components/G4UserActions_entries.cxx

@@ -52,3 +52,4 @@ DECLARE_COMPONENT( G4UA::VolumeDumperTool )
 DECLARE_COMPONENT( G4UA::AthenaStackingActionTool )
 DECLARE_COMPONENT( G4UA::AthenaTrackingActionTool )
 DECLARE_COMPONENT( G4UA::CeleritasRunActionTool )
+DECLARE_COMPONENT( G4UA::CeleritasEventActionTool )