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geant4/examples/extended/medical/DICOM/src/DicomRegularDetectorConstruction.cc
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//
// ********************************************************************
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//
/// \file DicomRegularDetectorConstruction.cc
/// \brief Implementation of the DicomRegularDetectorConstruction clas
//
// History:
// Pedro Arce
//
//*******************************************************
#include "DicomRegularDetectorConstruction.hh"
#include "DicomPhantomParameterisationColour.hh"
#include "G4Box.hh"
#include "G4Colour.hh"
#include "G4Element.hh"
#include "G4LogicalVolume.hh"
#include "G4Material.hh"
#include "G4PVParameterised.hh"
#include "G4PVPlacement.hh"
#include "G4VPhysicalVolume.hh"
#include "G4VisAttributes.hh"
#include "G4ios.hh"
#include "globals.hh"
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
DicomRegularDetectorConstruction::DicomRegularDetectorConstruction() : DicomDetectorConstruction()
{}
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
DicomRegularDetectorConstruction::~DicomRegularDetectorConstruction() {}
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
void DicomRegularDetectorConstruction::ConstructPhantom()
{
#ifdef G4VERBOSE
G4cout << "DicomRegularDetectorConstruction::ConstructPhantom " << G4endl;
#endif
//----- Create parameterisation
DicomPhantomParameterisationColour* param = new DicomPhantomParameterisationColour();
//----- Set voxel dimensions
param->SetVoxelDimensions(fVoxelHalfDimX, fVoxelHalfDimY, fVoxelHalfDimZ);
//----- Set number of voxels
param->SetNoVoxels(fNoVoxelsX, fNoVoxelsY, fNoVoxelsZ);
//----- Set list of materials
param->SetMaterials(fMaterials);
//----- Set list of material indices: for each voxel it is a number that
// correspond to the index of its material in the vector of materials
// defined above
param->SetMaterialIndices(fMateIDs);
//----- Define voxel logical volume
G4Box* voxel_solid = new G4Box("Voxel", fVoxelHalfDimX, fVoxelHalfDimY, fVoxelHalfDimZ);
G4LogicalVolume* voxel_logic =
new G4LogicalVolume(voxel_solid, fMaterials[0], "VoxelLogical", 0, 0, 0);
// material is not relevant, it will be changed by the
// ComputeMaterial method of the parameterisation
voxel_logic->SetVisAttributes(new G4VisAttributes(G4VisAttributes::GetInvisible()));
//--- Assign the fContainer volume of the parameterisation
param->BuildContainerSolid(fContainer_phys);
//--- Assure yourself that the voxels are completely filling the
// fContainer volume
param->CheckVoxelsFillContainer(fContainer_solid->GetXHalfLength(),
fContainer_solid->GetYHalfLength(),
fContainer_solid->GetZHalfLength());
//----- The G4PVParameterised object that uses the created parameterisation
// should be placed in the fContainer logical volume
G4PVParameterised* phantom_phys = new G4PVParameterised(
"phantom", voxel_logic, fContainer_logic, kXAxis, fNoVoxelsX * fNoVoxelsY * fNoVoxelsZ, param);
// if axis is set as kUndefined instead of kXAxis, GEANT4 will
// do an smart voxel optimisation
// (not needed if G4RegularNavigation is used)
//----- Set this physical volume as having a regular structure of type 1,
// so that G4RegularNavigation is used
phantom_phys->SetRegularStructureId(1); // if not set, G4VoxelNavigation
// will be used instead
SetScorer(voxel_logic);
}