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25 //
26 // G4tgbMaterialMixtureByVolume implementation
27 //
28 // Author: P.Arce, CIEMAT (November 2007)
29 // --------------------------------------------------------------------
30
31 #include "G4tgbMaterialMixtureByVolume.hh"
32
33 #include "G4SystemOfUnits.hh"
34 #include "G4tgbMaterial.hh"
35 #include "G4tgbMaterialMgr.hh"
36 #include "G4tgrMessenger.hh"
37
38 // --------------------------------------------------------------------
39 G4tgbMaterialMixtureByVolume::G4tgbMaterialMixtureByVolume()
40 {
41 }
42
43 // --------------------------------------------------------------------
44 G4tgbMaterialMixtureByVolume::~G4tgbMaterialMixtureByVolume()
45 {
46 }
47
48 // --------------------------------------------------------------------
49 G4tgbMaterialMixtureByVolume::G4tgbMaterialMixtureByVolume(G4tgrMaterial* hg)
50 {
51 theTgrMate = hg;
52 }
53
54 // --------------------------------------------------------------------
55 G4Material* G4tgbMaterialMixtureByVolume::BuildG4Material()
56 {
57 //----- construct new G4Material with components materials (a mixture)
58 G4Material* mate =
59 new G4Material(theTgrMate->GetName(), theTgrMate->GetDensity(),
60 theTgrMate->GetNumberOfComponents(), theTgrMate->GetState(),
61 theTgrMate->GetTemperature(), theTgrMate->GetPressure());
62 #ifdef G4VERBOSE
63 if(G4tgrMessenger::GetVerboseLevel() >= 2)
64 {
65 G4cout << " G4tgbMaterialMixtureByVolume::buildG4Material() -"
66 << " Constructing new G4Material:"
67 << " " << theTgrMate->GetName() << " "
68 << theTgrMate->GetDensity() / g * cm3 << " "
69 << theTgrMate->GetNumberOfComponents() << " "
70 << theTgrMate->GetState() << " " << theTgrMate->GetTemperature()
71 << " " << theTgrMate->GetPressure() << G4endl;
72 }
73 #endif
74
75 //----- Transform fractions by volume to fractions by weight
76 TransformToFractionsByWeight();
77
78 //----- Add components
79 G4Material* compMate = nullptr;
80 G4tgbMaterialMgr* mf = G4tgbMaterialMgr::GetInstance();
81 for(G4int ii = 0; ii < theTgrMate->GetNumberOfComponents(); ++ii)
82 {
83 // Look if this component is a material
84 compMate = mf->FindOrBuildG4Material(GetComponent(ii));
85 if(compMate != nullptr)
86 {
87 // If it is a material add it by weight fraction
88 mate->AddMaterial(compMate, theFractionsByWeight[ii]);
89 }
90 else
91 {
92 G4String ErrMessage = "Component " + GetComponent(ii) + " of material " +
93 theTgrMate->GetName() + "\n" +
94 "is not an element nor a material !";
95 G4Exception("G4tgbMaterialMixtureByVolume::BuildG4Material()",
96 "InvalidSetup", FatalException, ErrMessage);
97 }
98 }
99
100 #ifdef G4VERBOSE
101 if(G4tgrMessenger::GetVerboseLevel() >= 1)
102 {
103 G4cout << " Constructing new G4Material by volume: " << *mate << G4endl;
104 }
105 #endif
106
107 return mate;
108 }
109
110 // --------------------------------------------------------------------
111 void G4tgbMaterialMixtureByVolume::TransformToFractionsByWeight()
112 {
113 G4tgbMaterialMgr* mf = G4tgbMaterialMgr::GetInstance();
114 G4Material* compMate = nullptr;
115 G4double totalfd = 0.;
116 for(G4int ii = 0; ii < theTgrMate->GetNumberOfComponents(); ++ii)
117 {
118 compMate = mf->FindOrBuildG4Material(GetComponent(ii));
119 if(compMate != nullptr)
120 {
121 // If it is a material add it by weight fraction
122 theFractionsByWeight.push_back(GetFraction(ii) * compMate->GetDensity());
123 totalfd += theFractionsByWeight[ii];
124 }
125 else
126 {
127 G4String ErrMessage = "Component " + GetComponent(ii) + " of material " +
128 theTgrMate->GetName() + "\n" +
129 "is not a material !";
130 G4Exception("G4tgbMaterialMixtureByVolume::BuildG4Material()",
131 "InvalidSetup", FatalException, ErrMessage);
132 }
133 }
134 for(G4int ii = 0; ii < theTgrMate->GetNumberOfComponents(); ++ii)
135 {
136 theFractionsByWeight[ii] /= totalfd;
137 #ifdef G4VERBOSE
138 if(G4tgrMessenger::GetVerboseLevel() >= 2)
139 {
140 G4cout << " G4tgbMaterialMixtureByVolume::TransformToFractionsByWeight()"
141 << " Component " << ii << " : "
142 << mf->FindOrBuildG4Material(GetComponent(ii))->GetName()
143 << " FractionByVolume= " << GetFraction(ii)
144 << " FractionByWeight= " << theFractionsByWeight[ii] << G4endl;
145 }
146 #endif
147 }
148 }
149