microelectronics/src/TrackingAction.cc

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0025 //
0026 // -------------------------------------------------------------------
0027 // -------------------------------------------------------------------
0028
0029 #include "TrackingAction.hh"
0030 #include "G4Track.hh"
0031 #include "G4VSolid.hh"
0032 #include "G4Region.hh"
0033 #include "G4Electron.hh"
0034 #include "G4Gamma.hh"
0035 #include "DetectorConstruction.hh"
0036
0037 using namespace std;
0038
0039 TrackingAction::TrackingAction(DetectorConstruction* detector)
0040 {
0041     fDetector = detector;
0042     fTargetRegion = 0;
0043 }
0044
0045 TrackingAction::~TrackingAction()
0046 {
0047     fDetector = 0;
0048     fTargetRegion = 0;
0049 }
0050
0051 void TrackingAction::PreUserTrackingAction(const G4Track* track)
0052 {
0053     const G4ParticleDefinition* particleDefinition = track->GetParticleDefinition();
0054
0055     if(particleDefinition == G4Electron::Definition() || particleDefinition == G4Gamma::Definition())
0056     {
0057         if(fTargetRegion == 0) // target region is initialized after detector construction instantiation
0058         {
0059             fTargetRegion = fDetector->GetTargetRegion();
0060         }
0061
0062         const G4ThreeVector& position = track->GetPosition();
0063
0064         int N =  fTargetRegion->GetNumberOfRootVolumes();
0065         std::vector<G4LogicalVolume*>::iterator it_logicalVolumeInRegion =
0066                 fTargetRegion->GetRootLogicalVolumeIterator();
0067
0068         bool inside_target = false;
0069
0070         for(int i = 0; i < N ; i++, it_logicalVolumeInRegion++)
0071         {
0072             EInside test_status = (*it_logicalVolumeInRegion)->GetSolid()->Inside(position) ;
0073             if(test_status == kInside)
0074             {
0075                 inside_target = true;
0076                 break;
0077             }
0078             /*
0079             else if (test_status == kSurface)
0080             {
0081             }
0082             */
0083         }
0084
0085         if(inside_target == true)
0086         {
0087             fNParticleInTarget[particleDefinition]++;
0088         }
0089         else
0090         {
0091             fNParticleInWorld[particleDefinition]++;
0092         }
0093     }
0094 }
0095