RE01/src/RE01SteppingAction.cc

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0025 //
0026 /// \file runAndEvent/RE01/src/RE01SteppingAction.cc
0027 /// \brief Implementation of the RE01SteppingAction class
0028 //
0029 //
0030
0031 #include "RE01SteppingAction.hh"
0032
0033 #include "RE01RegionInformation.hh"
0034 #include "RE01TrackInformation.hh"
0035
0036 #include "G4LogicalVolume.hh"
0037 #include "G4Region.hh"
0038 #include "G4Step.hh"
0039 #include "G4StepPoint.hh"
0040 #include "G4SteppingManager.hh"
0041 #include "G4Track.hh"
0042 #include "G4TrackStatus.hh"
0043 #include "G4VPhysicalVolume.hh"
0044
0045 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0046 RE01SteppingAction::RE01SteppingAction() : G4UserSteppingAction()
0047 {
0048   ;
0049 }
0050
0051 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0052 RE01SteppingAction::~RE01SteppingAction()
0053 {
0054   ;
0055 }
0056
0057 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0058 void RE01SteppingAction::UserSteppingAction(const G4Step* theStep)
0059 {
0060   // Suspend a track if it is entering into the calorimeter
0061
0062   // check if it is alive
0063   G4Track* theTrack = theStep->GetTrack();
0064   if (theTrack->GetTrackStatus() != fAlive) {
0065     return;
0066   }
0067
0068   // get region information
0069   G4StepPoint* thePrePoint = theStep->GetPreStepPoint();
0070   G4LogicalVolume* thePreLV = thePrePoint->GetPhysicalVolume()->GetLogicalVolume();
0071   RE01RegionInformation* thePreRInfo =
0072     (RE01RegionInformation*)(thePreLV->GetRegion()->GetUserInformation());
0073   G4StepPoint* thePostPoint = theStep->GetPostStepPoint();
0074   G4LogicalVolume* thePostLV = thePostPoint->GetPhysicalVolume()->GetLogicalVolume();
0075   RE01RegionInformation* thePostRInfo =
0076     (RE01RegionInformation*)(thePostLV->GetRegion()->GetUserInformation());
0077
0078   // check if it is entering to the calorimeter volume
0079   if (!(thePreRInfo->IsCalorimeter()) && (thePostRInfo->IsCalorimeter())) {
0080     // if the track had already been suspended at the previous step, let it go.
0081     RE01TrackInformation* trackInfo =
0082       static_cast<RE01TrackInformation*>(theTrack->GetUserInformation());
0083     if (trackInfo->GetSuspendedStepID() > -1) {
0084       if (fpSteppingManager->GetverboseLevel() > 0) {
0085         G4cout << "++++ This track had already been suspended at step #"
0086                << trackInfo->GetSuspendedStepID() << ". Tracking resumed." << G4endl;
0087       }
0088     }
0089     else {
0090       trackInfo->SetSuspendedStepID(theTrack->GetCurrentStepNumber());
0091       theTrack->SetTrackStatus(fSuspend);
0092     }
0093   }
0094 }