| Geant4 Cross Reference |
1 //
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25 //
26 //
27 // Previous authors: G. Guerrieri, S. Guatelli and M. G. Pia, INFN Genova, Italy
28 // Authors (since 2007): S. Guatelli, University of Wollongong, Australia
29 //
30 //
31 //
32 #include "G4MIRDThyroid.hh"
33
34 #include "globals.hh"
35 #include "G4SystemOfUnits.hh"
36 #include "G4SDManager.hh"
37 #include "G4VisAttributes.hh"
38 #include "G4HumanPhantomMaterial.hh"
39 #include "G4RotationMatrix.hh"
40 #include "G4ThreeVector.hh"
41 #include "G4VPhysicalVolume.hh"
42 #include "G4PVPlacement.hh"
43 #include "G4Tubs.hh"
44 #include "G4Box.hh"
45 #include "G4VSolid.hh"
46 #include "G4SubtractionSolid.hh"
47 #include "G4HumanPhantomColour.hh"
48
49 G4VPhysicalVolume* G4MIRDThyroid::Construct(const G4String& volumeName,G4VPhysicalVolume* mother,
50 const G4String& colourName, G4bool wireFrame, G4bool)
51 {
52
53 G4cout << "Construct " << volumeName <<" with mother "<<mother->GetName()<<G4endl;
54
55 auto* material = new G4HumanPhantomMaterial();
56 auto* soft = material -> GetMaterial("soft_tissue");
57 delete material;
58
59 G4double z= 4.20*cm; //c thickness = c,
60 G4double rmin= 0. * cm;
61 G4double rmax= 1.85 *cm; //Rmax
62 G4double startphi = 0. * degree;
63 G4double deltaphi= 180. * degree; // y< y0
64
65 auto* LobOfThyroidOut = new G4Tubs("LobOfThyroidOut",
66 rmin, rmax,z/2.,
67 startphi, deltaphi);
68
69 z= 4.50*cm; // c thickness + something
70 rmax= 0.83 * cm; //r
71 deltaphi= 360. * degree;
72 auto* LobOfThyroidIn = new G4Tubs("LobOfThyroidIn",
73 rmin, rmax,z/2.,
74 startphi, deltaphi);
75
76 G4double xx = 3.72*cm;
77 G4double yy= 3.72*cm;
78 G4double zz= 20.00*cm;
79 auto* SubtrThyroid = new G4Box("SubtrThyroid",
80 xx/2., yy/2., zz/2.);
81
82 // subtraction of the two tubs
83 auto* FirstThyroid = new G4SubtractionSolid("FirstThyroid",
84 LobOfThyroidOut,
85 LobOfThyroidIn);
86
87 auto* relative_matrix = new G4RotationMatrix();
88 relative_matrix -> rotateX(-50.* degree);
89
90 auto* SecondThyroid = new G4SubtractionSolid("SecondThyroid",
91 FirstThyroid,
92 SubtrThyroid,
93 relative_matrix,
94 G4ThreeVector(0.0 *cm,0.0 *cm, 4.20*cm));
95
96 auto* relative_matrix_2 = new G4RotationMatrix();
97 relative_matrix_2 -> rotateX(50.* degree);
98
99 auto* thyroid = new G4SubtractionSolid("SecondThyroid",
100 SecondThyroid,
101 SubtrThyroid,
102 relative_matrix_2,
103 G4ThreeVector(0.0 *cm,0.0 *cm, -5.40*cm));
104
105 auto* logicThyroid = new G4LogicalVolume(thyroid, soft,
106 "ThyroidVolume",
107 nullptr, nullptr, nullptr);
108
109 auto* rm = new G4RotationMatrix();
110 rm->rotateZ(180.*degree);
111 G4VPhysicalVolume* physThyroid = new G4PVPlacement(rm,
112 // G4ThreeVector(0.0*cm,-3.91*cm, -5.925*cm),//y0
113 G4ThreeVector(0.0*cm,-3.91*cm, -5.65*cm),//y0
114 "physicalThyroid",
115 logicThyroid,
116 mother,
117 false,
118 0,true);
119
120
121 // Visualization Attributes
122 auto* colourPointer = new G4HumanPhantomColour();
123 G4Colour colour = colourPointer -> GetColour(colourName);
124 auto* ThyroidVisAtt = new G4VisAttributes(colour);
125 ThyroidVisAtt->SetForceSolid(wireFrame);
126 logicThyroid->SetVisAttributes(ThyroidVisAtt);
127
128 G4cout << "Thyroid created !!!!!!" << G4endl;
129
130 // Testing Thyroid Volume
131 G4double ThyroidVol = logicThyroid->GetSolid()->GetCubicVolume();
132 G4cout << "Volume of Thyroid = " << ThyroidVol/cm3 << " cm^3" << G4endl;
133
134 // Testing Thyroid Material
135 G4String ThyroidMat = logicThyroid->GetMaterial()->GetName();
136 G4cout << "Material of Thyroid = " << ThyroidMat << G4endl;
137
138 // Testing Density
139 G4double ThyroidDensity = logicThyroid->GetMaterial()->GetDensity();
140 G4cout << "Density of Material = " << ThyroidDensity*cm3/g << " g/cm^3" << G4endl;
141
142 // Testing Mass
143 G4double ThyroidMass = (ThyroidVol)*ThyroidDensity;
144 G4cout << "Mass of Thyroid = " << ThyroidMass/gram << " g" << G4endl;
145
146
147 return physThyroid;
148 }
149