G4MIRDThyroid.cc

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//
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//
//
// Previous authors: G. Guerrieri, S. Guatelli and M. G. Pia, INFN Genova, Italy
// Authors (since 2007): S. Guatelli, University of Wollongong, Australia
// 
//
//
#include "G4MIRDThyroid.hh"

#include "globals.hh"
#include "G4SystemOfUnits.hh"
#include "G4SDManager.hh"
#include "G4VisAttributes.hh"
#include "G4HumanPhantomMaterial.hh"
#include "G4RotationMatrix.hh"
#include "G4ThreeVector.hh"
#include "G4VPhysicalVolume.hh"
#include "G4PVPlacement.hh"
#include "G4Tubs.hh"
#include "G4Box.hh"
#include "G4VSolid.hh"
#include "G4SubtractionSolid.hh"
#include "G4HumanPhantomColour.hh"

G4MIRDThyroid::G4MIRDThyroid()
{
}

G4MIRDThyroid::~G4MIRDThyroid()
{
}


G4VPhysicalVolume* G4MIRDThyroid::Construct(const G4String& volumeName,G4VPhysicalVolume* mother,
              const G4String& colourName, G4bool wireFrame, G4bool)
{
 
  
  G4cout << "Construct " << volumeName <<" with mother "<<mother->GetName()<<G4endl;
  
  G4HumanPhantomMaterial* material = new G4HumanPhantomMaterial();
  G4Material* soft = material -> GetMaterial("soft_tissue");
  delete material;
  
  G4double z= 4.20*cm; //c thickness = c,  
  G4double rmin= 0. * cm;
  G4double rmax= 1.85 *cm; //Rmax
  G4double startphi = 0. * degree;
  G4double deltaphi= 180. * degree; // y< y0
  
  G4Tubs* LobOfThyroidOut = new G4Tubs("LobOfThyroidOut",
               rmin, rmax,z/2., 
               startphi, deltaphi);

  z= 4.50*cm; // c thickness + something
  rmax= 0.83 * cm; //r
  deltaphi= 360. * degree; 
  G4Tubs* LobOfThyroidIn = new G4Tubs("LobOfThyroidIn",
              rmin, rmax,z/2., 
              startphi, deltaphi);

  G4double xx = 3.72*cm;
  G4double yy= 3.72*cm;
  G4double zz= 20.00*cm;
  G4Box* SubtrThyroid = new G4Box("SubtrThyroid",
          xx/2., yy/2., zz/2.);

  // subtraction of the two tubs
  G4SubtractionSolid* FirstThyroid = new G4SubtractionSolid("FirstThyroid",
                  LobOfThyroidOut,
                  LobOfThyroidIn);

  G4RotationMatrix* relative_matrix = new G4RotationMatrix();
  relative_matrix -> rotateX(-50.* degree);

  G4SubtractionSolid* SecondThyroid = new G4SubtractionSolid("SecondThyroid",
                   FirstThyroid,
                   SubtrThyroid,
                   relative_matrix,
                   G4ThreeVector(0.0 *cm,0.0 *cm, 4.20*cm));

  G4RotationMatrix* relative_matrix_2 = new G4RotationMatrix();
  relative_matrix_2 -> rotateX(50.* degree);
 
  G4SubtractionSolid* thyroid = new G4SubtractionSolid("SecondThyroid",
                   SecondThyroid,
                   SubtrThyroid,
                   relative_matrix_2,
                   G4ThreeVector(0.0 *cm,0.0 *cm, -5.40*cm));



  G4LogicalVolume* logicThyroid = new G4LogicalVolume(thyroid, soft,
                  "ThyroidVolume",
                  0, 0, 0);

  G4RotationMatrix* rm = new G4RotationMatrix();
  rm->rotateZ(180.*degree);
  G4VPhysicalVolume* physThyroid = new G4PVPlacement(rm,
                 //                G4ThreeVector(0.0*cm,-3.91*cm, -5.925*cm),//y0
                 G4ThreeVector(0.0*cm,-3.91*cm, -5.65*cm),//y0
                 "physicalThyroid",
                 logicThyroid,
                 mother,
                 false,
                 0,true);
 
 
  // Visualization Attributes
  G4HumanPhantomColour* colourPointer = new G4HumanPhantomColour();
  G4Colour colour = colourPointer -> GetColour(colourName);
  G4VisAttributes* ThyroidVisAtt = new G4VisAttributes(colour);
  ThyroidVisAtt->SetForceSolid(wireFrame);
  logicThyroid->SetVisAttributes(ThyroidVisAtt);

  G4cout << "Thyroid created !!!!!!" << G4endl;

  // Testing Thyroid Volume
  G4double ThyroidVol = logicThyroid->GetSolid()->GetCubicVolume();
  G4cout << "Volume of Thyroid = " << ThyroidVol/cm3 << " cm^3" << G4endl;
  
  // Testing Thyroid Material
  G4String ThyroidMat = logicThyroid->GetMaterial()->GetName();
  G4cout << "Material of Thyroid = " << ThyroidMat << G4endl;
  
  // Testing Density
  G4double ThyroidDensity = logicThyroid->GetMaterial()->GetDensity();
  G4cout << "Density of Material = " << ThyroidDensity*cm3/g << " g/cm^3" << G4endl;

  // Testing Mass
  G4double ThyroidMass = (ThyroidVol)*ThyroidDensity;
  G4cout << "Mass of Thyroid = " << ThyroidMass/gram << " g" << G4endl;

  
  return physThyroid;
}