Geant4 Cross Reference

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Geant4/examples/extended/medical/dna/UHDR/src/PeriodicBoundaryBuilder.cc

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  1 //
  2 // ********************************************************************
  3 // * License and Disclaimer                                           *
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  8 // * LICENSE and available at  http://cern.ch/geant4/license .  These *
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 25 //
 26 //
 27 #include "PeriodicBoundaryBuilder.hh"
 28 
 29 #include "LogicalVolumePeriodic.hh"
 30 
 31 #include "G4Box.hh"
 32 #include "G4PVPlacement.hh"
 33 #include "G4SystemOfUnits.hh"
 34 #include "G4ThreeVector.hh"
 35 #include "G4VisAttributes.hh"
 36 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
 37 
 38 G4LogicalVolume* PeriodicBoundaryBuilder::Construct(G4LogicalVolume* logical_world)
 39 {
 40   auto world = dynamic_cast<G4Box*>(logical_world->GetSolid());
 41 
 42   if (world == nullptr) {
 43     G4ExceptionDescription ed;
 44     ed << " PeriodicBoundaryBuilder::Construct: "
 45        << " Unsupported period boundary for this solid : " << logical_world->GetName() << G4endl;
 46     G4Exception("G4PeriodicBoundaryProcess::G4PeriodicBoundaryProcess", "Builder01", FatalException,
 47                 ed, "Unsupported period boundary for this solid");
 48   }
 49   G4double buffer = 0.01 * nanometer;
 50 
 51   G4double periodic_world_hx = world->GetXHalfLength();
 52   G4double periodic_world_hy = world->GetYHalfLength();
 53   G4double periodic_world_hz = world->GetZHalfLength();
 54 
 55   world->SetXHalfLength(world->GetXHalfLength() + buffer / 2);
 56   world->SetYHalfLength(world->GetYHalfLength() + buffer / 2);
 57   world->SetZHalfLength(world->GetZHalfLength() + buffer / 2);
 58 
 59   auto* periodic_world = new G4Box("PBC", periodic_world_hx, periodic_world_hy, periodic_world_hz);
 60 
 61   fLogicalPeriodic = new LogicalVolumePeriodic(periodic_world, logical_world->GetMaterial(), "PBC");
 62 
 63   fLogicalPeriodic->SetVisAttributes(G4Color::Magenta());
 64 
 65   new G4PVPlacement(nullptr, G4ThreeVector(), fLogicalPeriodic, "PBC", logical_world, false, 0,
 66                     true);
 67 
 68   return fLogicalPeriodic;
 69 }
 70 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
 71