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;
}

CML2WorldConstruction::~CML2WorldConstruction(void)
{
    delete PVWorld;
    delete phantomEnv;
    delete acceleratorEnv;
    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(false);
    //  simpleWorldVisAtt->SetForceSolid(false);
    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))
    {
        std::cout <<"\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->generalData.saving_in_ROG_Voxels_every_events, inputData->generalData.seed, inputData->generalData.ROGOutFile, inputData->generalData.bSaveROG, bOV))
    {
        std::cout <<"\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());
    }

    // 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));

    bWorldCreated=true;
    return true;
}
void CML2WorldConstruction::checkVolumeOverlap()
{
    // loop inside all the daughters volumes
    std::cout<< 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();
            }
        }
    }
    std::cout<< 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;
}