1 | // |
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2 | // ******************************************************************** |
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3 | // * License and Disclaimer * |
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4 | // * * |
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5 | // * The Geant4 software is copyright of the Copyright Holders of * |
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6 | // * the Geant4 Collaboration. It is provided under the terms and * |
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7 | // * conditions of the Geant4 Software License, included in the file * |
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8 | // * LICENSE and available at http://cern.ch/geant4/license . These * |
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9 | // * include a list of copyright holders. * |
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10 | // * * |
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11 | // * Neither the authors of this software system, nor their employing * |
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12 | // * institutes,nor the agencies providing financial support for this * |
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13 | // * work make any representation or warranty, express or implied, * |
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14 | // * regarding this software system or assume any liability for its * |
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15 | // * use. Please see the license in the file LICENSE and URL above * |
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16 | // * for the full disclaimer and the limitation of liability. * |
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17 | // * * |
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18 | // * This code implementation is the result of the scientific and * |
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19 | // * technical work of the GEANT4 collaboration. * |
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20 | // * By using, copying, modifying or distributing the software (or * |
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21 | // * any work based on the software) you agree to acknowledge its * |
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22 | // * use in resulting scientific publications, and indicate your * |
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23 | // * acceptance of all terms of the Geant4 Software license. * |
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24 | // ******************************************************************** |
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25 | // |
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26 | // |
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27 | // $Id: G4TransportationManager.cc,v 1.15 2007/04/12 11:51:48 vnivanch Exp $ |
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28 | // GEANT4 tag $Name: geant4-09-03 $ |
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29 | // |
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30 | // |
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31 | // G4TransportationManager |
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32 | // |
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33 | // Created : J.Apostolakis, 1997 |
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34 | // Reviewed: G.Cosmo, 2006 |
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35 | // 10.04.07 V.Ivanchenko Use unique G4SafetyHelper |
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36 | // |
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37 | // -------------------------------------------------------------------- |
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38 | |
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39 | #include "G4TransportationManager.hh" |
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40 | |
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41 | #include <algorithm> |
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42 | |
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43 | #include "G4GeometryMessenger.hh" |
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44 | #include "G4PropagatorInField.hh" |
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45 | #include "G4FieldManager.hh" |
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46 | #include "G4LogicalVolume.hh" |
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47 | #include "G4PVPlacement.hh" |
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48 | |
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49 | // Initialise the static instance of the singleton |
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50 | // |
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51 | G4TransportationManager* G4TransportationManager::fTransportationManager=0; |
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52 | |
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53 | // ---------------------------------------------------------------------------- |
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54 | // Constructor |
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55 | // |
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56 | G4TransportationManager::G4TransportationManager() |
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57 | { |
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58 | if (!fTransportationManager) |
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59 | { |
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60 | // Create the navigator for tracking and activate it; add to collections |
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61 | // |
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62 | G4Navigator* trackingNavigator = new G4Navigator(); |
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63 | trackingNavigator->Activate(true); |
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64 | fNavigators.push_back(trackingNavigator); |
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65 | fActiveNavigators.push_back(trackingNavigator); |
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66 | fWorlds.push_back(trackingNavigator->GetWorldVolume()); // NULL registered |
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67 | |
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68 | fGeomMessenger = new G4GeometryMessenger(this); |
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69 | fFieldManager = new G4FieldManager(); |
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70 | fPropagatorInField = new G4PropagatorInField(trackingNavigator, |
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71 | fFieldManager); |
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72 | fSafetyHelper = new G4SafetyHelper(); |
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73 | } |
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74 | else |
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75 | { |
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76 | G4cerr << "Only ONE instance of G4TransportationManager is allowed!" |
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77 | << G4endl; |
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78 | G4Exception("G4TransportationManager::G4TransportationManager()", |
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79 | "InvalidSetup", FatalException, |
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80 | "Only ONE instance of G4TransportationManager is allowed!"); |
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81 | } |
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82 | } |
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83 | |
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84 | // ---------------------------------------------------------------------------- |
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85 | // Destructor |
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86 | // |
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87 | G4TransportationManager::~G4TransportationManager() |
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88 | { |
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89 | delete fFieldManager; |
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90 | delete fPropagatorInField; |
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91 | ClearNavigators(); |
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92 | delete fGeomMessenger; |
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93 | delete fSafetyHelper; |
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94 | } |
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95 | |
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96 | // ---------------------------------------------------------------------------- |
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97 | // GetTransportationManager() |
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98 | // |
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99 | // Retrieve the static instance of the singleton |
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100 | // |
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101 | G4TransportationManager* G4TransportationManager::GetTransportationManager() |
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102 | { |
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103 | static G4TransportationManager theInstance; |
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104 | if (!fTransportationManager) |
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105 | fTransportationManager = &theInstance; |
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106 | |
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107 | return fTransportationManager; |
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108 | } |
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109 | |
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110 | // ---------------------------------------------------------------------------- |
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111 | // SetFieldManager() |
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112 | // |
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113 | // Set the associated field manager. |
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114 | // |
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115 | void G4TransportationManager::SetFieldManager(G4FieldManager* newFieldManager) |
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116 | { |
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117 | fFieldManager = newFieldManager; |
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118 | |
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119 | // Message the PropagatorInField, |
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120 | // which also maintains this information (to be reviewed) |
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121 | // |
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122 | if( fPropagatorInField ) |
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123 | { |
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124 | fPropagatorInField -> SetDetectorFieldManager( newFieldManager ); |
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125 | } |
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126 | } |
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127 | |
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128 | // ---------------------------------------------------------------------------- |
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129 | // ClearNavigators() |
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130 | // |
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131 | // Clear collection of navigators and delete allocated objects. |
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132 | // Called only by the class destructor. |
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133 | // |
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134 | void G4TransportationManager::ClearNavigators() |
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135 | { |
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136 | std::vector<G4Navigator*>::iterator pNav; |
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137 | for (pNav=fNavigators.begin(); pNav!=fNavigators.end(); pNav++) |
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138 | { |
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139 | delete *pNav; |
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140 | } |
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141 | fNavigators.clear(); |
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142 | fActiveNavigators.clear(); |
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143 | fWorlds.clear(); |
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144 | } |
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145 | |
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146 | // ---------------------------------------------------------------------------- |
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147 | // GetParallelWorld() |
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148 | // |
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149 | // Provided the name of a world volume, returns the associated world pointer. |
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150 | // If not existing, create (allocate) and register it in the collection. |
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151 | // |
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152 | G4VPhysicalVolume* |
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153 | G4TransportationManager::GetParallelWorld( const G4String& worldName ) |
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154 | { |
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155 | G4VPhysicalVolume* wPV = IsWorldExisting(worldName); |
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156 | if (!wPV) |
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157 | { |
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158 | wPV = GetNavigatorForTracking()->GetWorldVolume(); |
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159 | G4LogicalVolume* wLV = wPV->GetLogicalVolume(); |
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160 | wLV = new G4LogicalVolume(wLV->GetSolid(), 0, |
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161 | worldName); |
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162 | wPV = new G4PVPlacement (wPV->GetRotation(), |
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163 | wPV->GetTranslation(), |
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164 | wLV, worldName, 0, false, 0); |
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165 | RegisterWorld(wPV); |
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166 | } |
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167 | return wPV; |
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168 | } |
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169 | |
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170 | // ---------------------------------------------------------------------------- |
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171 | // GetNavigator() |
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172 | // |
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173 | // Provided the name of a world volume, returns the associated navigator. |
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174 | // If not existing, create it and register it in the collection, throw an |
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175 | // exception if the associated parallel world does not exist. |
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176 | // |
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177 | G4Navigator* G4TransportationManager::GetNavigator( const G4String& worldName ) |
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178 | { |
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179 | // If already existing, return the stored pointer to the navigator |
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180 | // |
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181 | std::vector<G4Navigator*>::iterator pNav; |
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182 | for (pNav=fNavigators.begin(); pNav!=fNavigators.end(); pNav++) |
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183 | { |
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184 | if ((*pNav)->GetWorldVolume()->GetName() == worldName) { return *pNav; } |
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185 | } |
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186 | |
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187 | // Check if world of that name already exists, |
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188 | // create a navigator and register it |
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189 | // |
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190 | G4Navigator* aNavigator = 0; |
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191 | G4VPhysicalVolume* aWorld = IsWorldExisting(worldName); |
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192 | if(aWorld) |
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193 | { |
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194 | aNavigator = new G4Navigator(); |
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195 | aNavigator->SetWorldVolume(aWorld); |
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196 | fNavigators.push_back(aNavigator); |
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197 | } |
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198 | else |
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199 | { |
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200 | G4String message |
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201 | = "World volume with name -" + worldName |
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202 | + "- does not exist. Create it first by GetParallelWorld() method!"; |
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203 | G4Exception("G4TransportationManager::GetNavigator(name)", |
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204 | "InvalidSetup", FatalException, message); |
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205 | } |
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206 | |
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207 | return aNavigator; |
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208 | } |
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209 | |
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210 | // ---------------------------------------------------------------------------- |
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211 | // GetNavigator() |
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212 | // |
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213 | // Provided a pointer to a world volume, returns the associated navigator. |
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214 | // Create it in case not existing and add it to the collection. |
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215 | // If world volume not existing, issue an exception. |
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216 | // |
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217 | G4Navigator* G4TransportationManager::GetNavigator( G4VPhysicalVolume* aWorld ) |
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218 | { |
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219 | std::vector<G4Navigator*>::iterator pNav; |
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220 | for (pNav=fNavigators.begin(); pNav!=fNavigators.end(); pNav++) |
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221 | { |
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222 | if ((*pNav)->GetWorldVolume() == aWorld) { return *pNav; } |
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223 | } |
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224 | G4Navigator* aNavigator = 0; |
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225 | std::vector<G4VPhysicalVolume*>::iterator pWorld = |
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226 | std::find(fWorlds.begin(), fWorlds.end(), aWorld); |
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227 | if (pWorld != fWorlds.end()) |
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228 | { |
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229 | aNavigator = new G4Navigator(); |
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230 | aNavigator->SetWorldVolume(aWorld); |
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231 | fNavigators.push_back(aNavigator); |
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232 | } |
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233 | else |
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234 | { |
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235 | G4String message |
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236 | = "World volume with name -" + aWorld->GetName() |
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237 | + "- does not exist. Create it first by GetParallelWorld() method!"; |
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238 | G4Exception("G4TransportationManager::GetNavigator(pointer)", |
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239 | "InvalidSetup", FatalException, message); |
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240 | } |
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241 | |
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242 | return aNavigator; |
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243 | } |
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244 | |
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245 | // ---------------------------------------------------------------------------- |
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246 | // DeRegisterNavigator() |
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247 | // |
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248 | // Provided a pointer to an already allocated navigator object, removes the |
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249 | // associated entry in the navigators collection (remove pair) but does not |
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250 | // delete the actual pointed object, which is still owned by the caller. |
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251 | // The navigator for tracking -cannot- be deregistered. |
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252 | // |
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253 | void G4TransportationManager::DeRegisterNavigator( G4Navigator* aNavigator ) |
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254 | { |
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255 | if (aNavigator == fNavigators[0]) |
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256 | { |
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257 | G4Exception("G4TransportationManager::DeRegisterNavigator()", |
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258 | "InvalidCall", FatalException, |
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259 | "The navigator for tracking CANNOT be deregistered!"); |
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260 | } |
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261 | std::vector<G4Navigator*>::iterator pNav = |
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262 | std::find(fNavigators.begin(), fNavigators.end(), aNavigator); |
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263 | if (pNav != fNavigators.end()) |
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264 | { |
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265 | // Deregister associated world volume |
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266 | // |
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267 | DeRegisterWorld((*pNav)->GetWorldVolume()); |
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268 | |
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269 | // Deregister the navigator |
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270 | // |
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271 | fNavigators.erase(pNav); |
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272 | } |
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273 | else |
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274 | { |
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275 | G4String message |
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276 | = "Navigator for volume -" + aNavigator->GetWorldVolume()->GetName() |
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277 | + "- not found in memory!"; |
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278 | G4Exception("G4TransportationManager::DeRegisterNavigator()", |
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279 | "NoEffect", JustWarning, message); |
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280 | } |
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281 | } |
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282 | |
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283 | // ---------------------------------------------------------------------------- |
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284 | // ActivateNavigator() |
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285 | // |
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286 | // Provided a pointer to an already allocated navigator object, set to 'true' |
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287 | // the associated activation flag for the navigator in the collection. |
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288 | // If the provided navigator is not already registered, issue a warning |
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289 | // Return the index of the activated navigator. This index should be used for |
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290 | // ComputeStep() method of G4PathFinder. |
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291 | // |
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292 | G4int G4TransportationManager::ActivateNavigator( G4Navigator* aNavigator ) |
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293 | { |
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294 | std::vector<G4Navigator*>::iterator pNav = |
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295 | std::find(fNavigators.begin(), fNavigators.end(), aNavigator); |
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296 | if (pNav == fNavigators.end()) |
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297 | { |
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298 | G4String message |
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299 | = "Navigator for volume -" + aNavigator->GetWorldVolume()->GetName() |
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300 | + "- not found in memory!"; |
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301 | G4Exception("G4TransportationManager::ActivateNavigator()", |
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302 | "NoEffect", JustWarning, message); |
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303 | return -1; |
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304 | } |
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305 | |
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306 | aNavigator->Activate(true); |
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307 | G4int id = 0; |
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308 | std::vector<G4Navigator*>::iterator pActiveNav; |
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309 | for(pActiveNav=fActiveNavigators.begin(); |
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310 | pActiveNav!=fActiveNavigators.end(); pActiveNav++) |
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311 | { |
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312 | if (*pActiveNav == aNavigator) { return id; } |
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313 | id++; |
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314 | } |
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315 | |
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316 | fActiveNavigators.push_back(aNavigator); |
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317 | return id; |
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318 | } |
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319 | |
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320 | // ---------------------------------------------------------------------------- |
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321 | // DeActivateNavigator() |
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322 | // |
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323 | // Provided a pointer to an already allocated navigator object, set to 'false' |
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324 | // the associated activation flag in the navigators collection. |
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325 | // If the provided navigator is not already registered, issue a warning. |
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326 | // |
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327 | void G4TransportationManager::DeActivateNavigator( G4Navigator* aNavigator ) |
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328 | { |
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329 | std::vector<G4Navigator*>::iterator pNav = |
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330 | std::find(fNavigators.begin(), fNavigators.end(), aNavigator); |
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331 | if (pNav == fNavigators.end()) |
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332 | { |
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333 | G4String message |
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334 | = "Navigator for volume -" + aNavigator->GetWorldVolume()->GetName() |
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335 | + "- not found in memory!"; |
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336 | G4Exception("G4TransportationManager::DeActivateNavigator()", |
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337 | "NoEffect", JustWarning, message); |
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338 | } |
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339 | else |
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340 | { |
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341 | (*pNav)->Activate(false); |
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342 | } |
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343 | std::vector<G4Navigator*>::iterator pActiveNav = |
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344 | std::find(fActiveNavigators.begin(), fActiveNavigators.end(), aNavigator); |
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345 | if (pActiveNav != fActiveNavigators.end()) |
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346 | { |
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347 | fActiveNavigators.erase(pActiveNav); |
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348 | } |
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349 | } |
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350 | |
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351 | // ---------------------------------------------------------------------------- |
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352 | // InactivateAll() |
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353 | // |
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354 | // Inactivate all the navigators except for the tracking one, and clear the |
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355 | // store of active navigators. |
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356 | // |
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357 | void G4TransportationManager::InactivateAll( ) |
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358 | { |
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359 | std::vector<G4Navigator*>::iterator pNav; |
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360 | for (pNav=fActiveNavigators.begin(); pNav!=fActiveNavigators.end(); pNav++) |
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361 | { |
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362 | (*pNav)->Activate(false); |
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363 | } |
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364 | fActiveNavigators.clear(); |
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365 | |
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366 | // Restore status for the navigator for tracking |
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367 | // |
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368 | fNavigators[0]->Activate(true); |
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369 | fActiveNavigators.push_back(fNavigators[0]); |
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370 | } |
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371 | |
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372 | // ---------------------------------------------------------------------------- |
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373 | // IsWorldExisting() |
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374 | // |
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375 | // Verify existance or not of an istance of the world volume with |
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376 | // same name in the collection. Return the world pointer if existing. |
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377 | // |
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378 | G4VPhysicalVolume* |
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379 | G4TransportationManager::IsWorldExisting ( const G4String& name ) |
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380 | { |
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381 | std::vector<G4VPhysicalVolume*>::iterator pWorld = fWorlds.begin(); |
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382 | if (*pWorld==0) { *pWorld=fNavigators[0]->GetWorldVolume(); } |
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383 | |
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384 | for (pWorld=fWorlds.begin(); pWorld!=fWorlds.end(); pWorld++) |
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385 | { |
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386 | if ((*pWorld)->GetName() == name ) { return *pWorld; } |
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387 | } |
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388 | return 0; |
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389 | } |
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390 | |
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391 | // ---------------------------------------------------------------------------- |
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392 | // RegisterWorld() |
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393 | // |
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394 | // Provided a pointer to an already allocated world object, check and add the |
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395 | // associated entry in the worlds collection. Return 'true' if registration |
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396 | // succeeds and the new entry is created. |
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397 | // |
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398 | G4bool G4TransportationManager::RegisterWorld( G4VPhysicalVolume* aWorld ) |
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399 | { |
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400 | G4bool done = false; |
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401 | |
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402 | std::vector<G4VPhysicalVolume*>::iterator pWorld = |
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403 | std::find(fWorlds.begin(), fWorlds.end(), aWorld); |
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404 | if (pWorld == fWorlds.end()) |
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405 | { |
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406 | fWorlds.push_back(aWorld); |
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407 | done = true; |
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408 | } |
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409 | return done; |
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410 | } |
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411 | |
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412 | // ---------------------------------------------------------------------------- |
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413 | // DeRegisterWorld() |
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414 | // |
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415 | // Provided a pointer to an already allocated world object, removes the |
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416 | // associated entry in the worlds collection but does not delete the actual |
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417 | // pointed object, which is still owned by the caller. |
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418 | // |
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419 | void G4TransportationManager::DeRegisterWorld( G4VPhysicalVolume* aWorld ) |
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420 | { |
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421 | std::vector<G4VPhysicalVolume*>::iterator pWorld = |
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422 | std::find(fWorlds.begin(), fWorlds.end(), aWorld); |
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423 | if (pWorld != fWorlds.end()) |
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424 | { |
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425 | fWorlds.erase(pWorld); |
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426 | } |
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427 | else |
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428 | { |
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429 | G4String message |
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430 | = "World volume -" + aWorld->GetName() + "- not found in memory!"; |
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431 | G4Exception("G4TransportationManager::DeRegisterWorld()", |
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432 | "InvalidSetup", FatalException, message); |
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433 | } |
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434 | } |
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