ML2WorldConstruction.cc

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//
// The code was written by :
//  ^Claudio Andenna  claudio.andenna@ispesl.it, claudio.andenna@iss.infn.it
//      *Barbara Caccia barbara.caccia@iss.it
//      with the support of Pablo Cirrone (LNS, INFN Catania Italy)
//  with the contribute of Alessandro Occhigrossi*
//
// ^INAIL DIPIA - ex ISPESL and INFN Roma, gruppo collegato Sanità, Italy
// *Istituto Superiore di Sanità and INFN Roma, gruppo collegato Sanità, Italy
//  Viale Regina Elena 299, 00161 Roma (Italy)
//  tel (39) 06 49902246
//  fax (39) 06 49387075
//
// more information:
// http://g4advancedexamples.lngs.infn.it/Examples/medical-linac
//
//*******************************************************//


#include "ML2WorldConstruction.hh"
#include "G4SystemOfUnits.hh"

CML2WorldConstruction::CML2WorldConstruction():acceleratorEnv(0),phantomEnv(0),PVWorld(0),phaseSpace(0),backScatteredPlane(0)
{
    phantomEnv = CML2PhantomConstruction::GetInstance();
    acceleratorEnv = CML2AcceleratorConstruction::GetInstance();
    bWorldCreated = false;
    bOnlyVisio = 0;
}

CML2WorldConstruction::~CML2WorldConstruction(void)
{
    delete phaseSpace;
    delete backScatteredPlane;
}

CML2WorldConstruction* CML2WorldConstruction::instance = 0;

CML2WorldConstruction* CML2WorldConstruction::GetInstance()
{
    if (instance == 0)
    {
        instance = new CML2WorldConstruction();
    }
    return instance;
}

G4VPhysicalVolume* CML2WorldConstruction::Construct()
{
    return PVWorld;
}

bool CML2WorldConstruction::create(SInputData *inputData, bool bOV)
{
    // create the world box
    bOnlyVisio = bOV;
    G4double halfSize = 3000.*mm;
    G4Material *Vacuum = G4NistManager::Instance()->FindOrBuildMaterial("G4_Galactic");
    G4Box *worldB = new G4Box("worldG", halfSize, halfSize, halfSize);
    G4LogicalVolume *worldLV = new G4LogicalVolume(worldB, Vacuum, "worldL", 0, 0, 0);
    G4VisAttributes* simpleWorldVisAtt = new G4VisAttributes(G4Colour::Black());
    simpleWorldVisAtt -> SetVisibility(true);
    worldLV -> SetVisAttributes(simpleWorldVisAtt);
    PVWorld = new G4PVPlacement(0,  G4ThreeVector(0.,0.,0.), "worldPV", worldLV, 0, false, 0);

    // create the accelerator-world box
    if (!acceleratorEnv -> Construct(PVWorld, bOV))
    {
        G4cout << "\n\n The macro file '" << inputData->generalData.StartFileInputData <<
            "' refers to a not defined accelerator.\n" << acceleratorEnv->getAcceleratorName() <<
        "\n\nSTOP\n\n" << G4endl;
        return false;
    }

    // create the phantom-world box
    if ( !phantomEnv->Construct(PVWorld,
                        inputData->voxelSegmentation.nX,
                        inputData->voxelSegmentation.nY,
                        inputData->voxelSegmentation.nZ,
      bOV) )
    {
        G4cout << "\n\n The macro file '" << inputData->generalData.StartFileInputData <<
            "' refers to a not defined phantom.\n" << phantomEnv->getPhantomName() <<
        "\n\nSTOP\n\n" << G4endl;
        return false;
    }

    // if the bSavePhaseSpace flag is true create a phase plane
/*   
 if (inputData -> generalData.bSavePhaseSpace)
    {
        phaseSpace = new CML2PhaseSpaces();
        if (inputData -> generalData.bForcePhaseSpaceBeforeJaws)
        {
          inputData -> generalData.centrePhaseSpace.setZ(acceleratorEnv->getZ_Value_PhaseSpaceBeforeJaws());
        }

        phaseSpace -> createPlane(idSD_PhaseSpace,
            inputData->generalData.max_N_particles_in_PhSp_File,
            inputData->generalData.seed,
        inputData->generalData.nMaxParticlesInRamPlanePhaseSpace,
        acceleratorEnv->getPhysicalVolume(), "PhSp",
        inputData->generalData.PhaseSpaceOutFile,
        inputData->generalData.bSavePhaseSpace,
        inputData->generalData.bStopAtPhaseSpace,
        inputData->generalData.centrePhaseSpace,
        inputData->generalData.halfSizePhaseSpace,
        &inputData->primaryParticleData,
        acceleratorEnv->getAcceleratorIsoCentre()); // phase space plane, yellow
    }

    // create a killer plane to destroy the particles back scattered from the target
    backScatteredPlane = new CML2PhaseSpaces();
    backScatteredPlane -> createPlane(acceleratorEnv->getPhysicalVolume(),
        "killerPlane", G4ThreeVector(0, 0, -50*mm), G4ThreeVector(200*mm, 200*mm, 1*mm)); // killer plane, cyan
*/
    bWorldCreated = true;
    return bWorldCreated;
}
void CML2WorldConstruction::checkVolumeOverlap()
{
    // loop inside all the daughters volumes
  G4cout<< G4endl;
    //        bool bCheckOverlap;
    //        bCheckOverlap=false;

    int nSubWorlds, nSubWorlds2;
    for (int i=0; i<(int) PVWorld->GetLogicalVolume()->GetNoDaughters(); i++)
    {
        PVWorld->GetLogicalVolume()->GetDaughter(i)->CheckOverlaps();
        nSubWorlds=(int) PVWorld->GetLogicalVolume()->GetDaughter(i)->GetLogicalVolume()->GetNoDaughters();
        for (int j=0; j<nSubWorlds; j++)
        {
            PVWorld->GetLogicalVolume()->GetDaughter(i)->GetLogicalVolume()->GetDaughter(j)->CheckOverlaps();
            nSubWorlds2=(int) PVWorld->GetLogicalVolume()->GetDaughter(i)->GetLogicalVolume()->GetDaughter(j)->GetLogicalVolume()->GetNoDaughters();
            for (int k=0; k<nSubWorlds2; k++)
            {
                PVWorld->GetLogicalVolume()->GetDaughter(i)->GetLogicalVolume()->GetDaughter(j)->GetLogicalVolume()->GetDaughter(k)->CheckOverlaps();
            }
        }
    }
    G4cout<< G4endl;
}
bool CML2WorldConstruction::newGeometry()
{

    G4bool bNewRotation = false;
    G4bool bNewCentre = false;
    G4bool bNewGeometry = false;
    bNewCentre = phantomEnv -> applyNewCentre();
    G4RotationMatrix *rmInv = acceleratorEnv -> rotateAccelerator();
    if (rmInv!=0)
    {
        CML2PrimaryGenerationAction::GetInstance()->setRotation(rmInv);
        bNewRotation = true;
    }
    if (bNewRotation || bNewCentre)
    {
      bNewGeometry = true;
    }

    return bNewGeometry;
}