RE01/src/RE01SteppingAction.cc

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0025 //
0026 /// \file RE01SteppingAction.cc
0027 /// \brief Implementation of the RE01SteppingAction class
0028
0029 #include "RE01SteppingAction.hh"
0030
0031 #include "RE01RegionInformation.hh"
0032 #include "RE01TrackInformation.hh"
0033
0034 #include "G4LogicalVolume.hh"
0035 #include "G4Region.hh"
0036 #include "G4Step.hh"
0037 #include "G4StepPoint.hh"
0038 #include "G4SteppingManager.hh"
0039 #include "G4Track.hh"
0040 #include "G4TrackStatus.hh"
0041 #include "G4VPhysicalVolume.hh"
0042
0043 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0044 RE01SteppingAction::RE01SteppingAction() : G4UserSteppingAction()
0045 {
0046   ;
0047 }
0048
0049 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0050 RE01SteppingAction::~RE01SteppingAction()
0051 {
0052   ;
0053 }
0054
0055 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0056 void RE01SteppingAction::UserSteppingAction(const G4Step* theStep)
0057 {
0058   // Suspend a track if it is entering into the calorimeter
0059
0060   // check if it is alive
0061   G4Track* theTrack = theStep->GetTrack();
0062   if (theTrack->GetTrackStatus() != fAlive) {
0063     return;
0064   }
0065
0066   // get region information
0067   G4StepPoint* thePrePoint = theStep->GetPreStepPoint();
0068   G4LogicalVolume* thePreLV = thePrePoint->GetPhysicalVolume()->GetLogicalVolume();
0069   RE01RegionInformation* thePreRInfo =
0070     (RE01RegionInformation*)(thePreLV->GetRegion()->GetUserInformation());
0071   G4StepPoint* thePostPoint = theStep->GetPostStepPoint();
0072   G4LogicalVolume* thePostLV = thePostPoint->GetPhysicalVolume()->GetLogicalVolume();
0073   RE01RegionInformation* thePostRInfo =
0074     (RE01RegionInformation*)(thePostLV->GetRegion()->GetUserInformation());
0075
0076   // check if it is entering to the calorimeter volume
0077   if (!(thePreRInfo->IsCalorimeter()) && (thePostRInfo->IsCalorimeter())) {
0078     // if the track had already been suspended at the previous step, let it go.
0079     RE01TrackInformation* trackInfo =
0080       static_cast<RE01TrackInformation*>(theTrack->GetUserInformation());
0081     if (trackInfo->GetSuspendedStepID() > -1) {
0082       if (fpSteppingManager->GetverboseLevel() > 0) {
0083         G4cout << "++++ This track had already been suspended at step #"
0084                << trackInfo->GetSuspendedStepID() << ". Tracking resumed." << G4endl;
0085       }
0086     }
0087     else {
0088       trackInfo->SetSuspendedStepID(theTrack->GetCurrentStepNumber());
0089       theTrack->SetTrackStatus(fSuspend);
0090     }
0091   }
0092 }