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15 | // * use. Please see the license in the file LICENSE and URL above * |
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24 | // ******************************************************************** |
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25 | // |
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26 | // |
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27 | // $Id: G4PhysicalVolumeMassScene.cc,v 1.7 2006/11/06 09:24:13 allison Exp $ |
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28 | // GEANT4 tag $Name: $ |
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29 | // |
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30 | // |
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31 | // John Allison 10th August 1998. |
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32 | // An artificial scene to find physical volumes. |
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33 | |
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34 | #include "G4PhysicalVolumeMassScene.hh" |
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35 | |
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36 | #include "G4VSolid.hh" |
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37 | #include "G4Vector3D.hh" |
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38 | #include "G4PhysicalVolumeModel.hh" |
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39 | #include "G4LogicalVolume.hh" |
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40 | #include "G4Polyhedron.hh" |
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41 | #include "G4Material.hh" |
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42 | #include "G4VPVParameterisation.hh" |
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43 | #include "G4UnitsTable.hh" |
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44 | |
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45 | G4PhysicalVolumeMassScene::G4PhysicalVolumeMassScene |
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46 | (G4PhysicalVolumeModel* pPVModel): |
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47 | fpPVModel (pPVModel), |
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48 | fVolume (0.), |
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49 | fMass (0.), |
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50 | fpLastPV (0), |
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51 | fPVPCount (0), |
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52 | fLastDepth (0), |
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53 | fLastDensity (0.) |
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54 | {} |
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55 | |
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56 | G4PhysicalVolumeMassScene::~G4PhysicalVolumeMassScene () {} |
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57 | |
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58 | void G4PhysicalVolumeMassScene::Reset () |
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59 | { |
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60 | fVolume = 0.; |
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61 | fMass = 0.; |
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62 | fpLastPV = 0; |
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63 | fPVPCount = 0; |
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64 | fLastDepth = 0; |
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65 | fLastDensity = 0.; |
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66 | fDensityStack.clear(); |
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67 | } |
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68 | |
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69 | void G4PhysicalVolumeMassScene::AccrueMass (const G4VSolid& solid) |
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70 | { |
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71 | G4int currentDepth = fpPVModel->GetCurrentDepth(); |
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72 | G4VPhysicalVolume* pCurrentPV = fpPVModel->GetCurrentPV(); |
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73 | //G4LogicalVolume* pCurrentLV = fpPVModel->GetCurrentLV(); |
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74 | G4Material* pCurrentMaterial = fpPVModel->GetCurrentMaterial(); |
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75 | |
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76 | if (pCurrentPV != fpLastPV) { |
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77 | fpLastPV = pCurrentPV; |
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78 | fPVPCount = 0; |
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79 | } |
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80 | |
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81 | G4double currentVolume = ((G4VSolid&)solid).GetCubicVolume(); |
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82 | G4double currentDensity = pCurrentMaterial->GetDensity(); |
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83 | /* Using G4Polyhedron... (gives slightly different answers on Tubs, e.g.). |
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84 | G4Polyhedron* pPolyhedron = solid.GetPolyhedron(); |
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85 | if (!pPolyhedron) { |
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86 | G4cout << |
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87 | "G4PhysicalVolumeMassScene::AccrueMass: WARNING:" |
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88 | "\n No G4Polyhedron for" << solid.GetEntityType() << |
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89 | ". \"" << solid.GetName() << "\" will not be accounted." |
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90 | "\n It will be as though not there, i.e., the density as its mother." |
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91 | "\n Its daughters will still be found and accounted." |
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92 | << G4endl; |
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93 | currentVolume = 0.; |
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94 | currentDensity = 0.; |
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95 | } |
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96 | */ |
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97 | |
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98 | if (currentDepth == 0) fVolume = currentVolume; |
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99 | |
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100 | if (currentDepth > fLastDepth) { |
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101 | fDensityStack.push_back (fLastDensity); |
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102 | } else if (currentDepth < fLastDepth) { |
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103 | fDensityStack.pop_back(); |
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104 | } |
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105 | fLastDepth = currentDepth; |
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106 | fLastDensity = currentDensity; |
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107 | G4double motherDensity = 0.; |
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108 | if (currentDepth > 0) motherDensity = fDensityStack.back(); |
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109 | |
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110 | G4double subtractedMass = currentVolume * motherDensity; |
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111 | G4double addedMass = currentVolume * currentDensity; |
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112 | fMass -= subtractedMass; |
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113 | fMass += addedMass; |
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114 | /* Debug |
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115 | G4cout << "current vol = " |
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116 | << G4BestUnit (currentVolume,"Volume") |
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117 | << ", current density = " |
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118 | << G4BestUnit (currentDensity, "Volumic Mass") |
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119 | << ", mother density = " |
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120 | << G4BestUnit (motherDensity, "Volumic Mass") |
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121 | << G4endl; |
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122 | G4cout << "Subtracted mass = " << G4BestUnit (subtractedMass, "Mass") |
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123 | << ", added mass = " << G4BestUnit (addedMass, "Mass") |
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124 | << ", new mass = " << G4BestUnit (fMass, "Mass") |
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125 | << G4endl; |
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126 | */ |
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127 | if (fMass < 0.) { |
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128 | G4cout << |
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129 | "G4PhysicalVolumeMassScene::AccrueMass: WARNING:" |
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130 | "\n Mass going negative for \"" |
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131 | << pCurrentPV->GetName() << |
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132 | "\", copy " |
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133 | << pCurrentPV->GetCopyNo() << |
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134 | ". Larger than mother?" |
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135 | << G4endl; |
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136 | } |
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137 | } |
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