1 | // |
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2 | // ******************************************************************** |
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3 | // * License and Disclaimer * |
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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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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: G4PVParameterised.cc,v 1.10 2007/04/11 07:56:38 gcosmo Exp $ |
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28 | // GEANT4 tag $Name: HEAD $ |
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29 | // |
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30 | // |
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31 | // class G4PVParameterised |
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32 | // |
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33 | // Implementation |
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34 | // |
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35 | // ---------------------------------------------------------------------- |
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36 | |
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37 | #include "G4PVParameterised.hh" |
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38 | #include "G4VPVParameterisation.hh" |
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39 | #include "G4AffineTransform.hh" |
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40 | #include "G4UnitsTable.hh" |
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41 | #include "G4VSolid.hh" |
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42 | #include "G4LogicalVolume.hh" |
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43 | |
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44 | // ---------------------------------------------------------------------- |
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45 | // Constructor |
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46 | // |
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47 | G4PVParameterised::G4PVParameterised( const G4String& pName, |
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48 | G4LogicalVolume* pLogical, |
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49 | G4VPhysicalVolume* pMother, |
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50 | const EAxis pAxis, |
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51 | const G4int nReplicas, |
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52 | G4VPVParameterisation *pParam, |
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53 | G4bool pSurfChk ) |
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54 | : G4PVReplica(pName, pLogical, pMother, pAxis, nReplicas, 0, 0), |
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55 | fparam(pParam) |
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56 | { |
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57 | #ifdef G4VERBOSE |
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58 | if ((pMother) && (pMother->IsParameterised())) |
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59 | { |
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60 | G4cout << "WARNING - G4PVParameterised::G4PVParameterised()" << G4endl |
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61 | << " A parameterised volume is being placed" << G4endl |
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62 | << " inside another parameterised volume !" << G4endl |
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63 | << " To make sure that no overlaps are generated," << G4endl |
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64 | << " you should verify the mother replicated shapes" << G4endl |
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65 | << " are of the same type and dimensions." << G4endl |
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66 | << " Mother physical volume: " << pMother->GetName() << G4endl |
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67 | << " Parameterised volume: " << pName << G4endl |
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68 | << " (To switch this warning off, compile with G4_NO_VERBOSE)" << G4endl; |
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69 | } |
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70 | #endif |
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71 | if (pSurfChk) { CheckOverlaps(); } |
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72 | } |
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73 | |
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74 | // ---------------------------------------------------------------------- |
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75 | // Constructor |
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76 | // |
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77 | G4PVParameterised::G4PVParameterised( const G4String& pName, |
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78 | G4LogicalVolume* pLogical, |
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79 | G4LogicalVolume* pMotherLogical, |
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80 | const EAxis pAxis, |
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81 | const G4int nReplicas, |
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82 | G4VPVParameterisation *pParam, |
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83 | G4bool pSurfChk ) |
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84 | : G4PVReplica(pName, pLogical, pMotherLogical, pAxis, nReplicas, 0, 0), |
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85 | fparam(pParam) |
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86 | { |
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87 | if (pSurfChk) { CheckOverlaps(); } |
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88 | } |
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89 | |
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90 | // ---------------------------------------------------------------------- |
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91 | // Fake default constructor - sets only member data and allocates memory |
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92 | // for usage restricted to object persistency. |
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93 | // |
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94 | G4PVParameterised::G4PVParameterised( __void__& a ) |
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95 | : G4PVReplica(a), fparam(0) |
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96 | { |
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97 | } |
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98 | |
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99 | // ---------------------------------------------------------------------- |
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100 | // Destructor |
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101 | // |
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102 | G4PVParameterised::~G4PVParameterised() |
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103 | { |
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104 | } |
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105 | |
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106 | // ---------------------------------------------------------------------- |
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107 | // GetParameterisation |
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108 | // |
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109 | G4VPVParameterisation* G4PVParameterised::GetParameterisation() const |
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110 | { |
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111 | return fparam; |
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112 | } |
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113 | |
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114 | // ---------------------------------------------------------------------- |
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115 | // IsParameterised |
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116 | // |
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117 | G4bool G4PVParameterised::IsParameterised() const |
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118 | { |
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119 | return true; |
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120 | } |
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121 | |
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122 | // ---------------------------------------------------------------------- |
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123 | // GetReplicationData |
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124 | // |
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125 | void G4PVParameterised::GetReplicationData( EAxis& axis, |
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126 | G4int& nReplicas, |
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127 | G4double& width, |
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128 | G4double& offset, |
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129 | G4bool& consuming) const |
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130 | { |
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131 | axis = faxis; |
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132 | nReplicas = fnReplicas; |
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133 | width = fwidth; |
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134 | offset = foffset; |
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135 | consuming = false; |
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136 | } |
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137 | |
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138 | // ---------------------------------------------------------------------- |
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139 | // SetRegularStructureId |
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140 | // |
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141 | void G4PVParameterised::SetRegularStructureId( G4int Code ) |
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142 | { |
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143 | G4PVReplica::SetRegularStructureId( Code ); |
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144 | // To undertake additional preparation, a derived volume must |
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145 | // redefine this method, while calling also the above method. |
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146 | } |
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147 | |
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148 | |
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149 | // ---------------------------------------------------------------------- |
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150 | // CheckOverlaps |
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151 | // |
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152 | G4bool |
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153 | G4PVParameterised::CheckOverlaps(G4int res, G4double tol, G4bool verbose) |
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154 | { |
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155 | if (res<=0) { return false; } |
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156 | |
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157 | G4VSolid *solidA = 0, *solidB = 0; |
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158 | G4LogicalVolume *motherLog = GetMotherLogical(); |
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159 | G4VSolid *motherSolid = motherLog->GetSolid(); |
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160 | std::vector<G4ThreeVector> points; |
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161 | |
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162 | if (verbose) |
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163 | { |
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164 | G4cout << "Checking overlaps for parameterised volume " |
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165 | << GetName() << " ... "; |
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166 | } |
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167 | |
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168 | for (G4int i=0; i<GetMultiplicity(); i++) |
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169 | { |
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170 | solidA = fparam->ComputeSolid(i, this); |
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171 | solidA->ComputeDimensions(fparam, i, this); |
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172 | fparam->ComputeTransformation(i, this); |
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173 | |
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174 | // Create the transformation from daughter to mother |
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175 | // |
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176 | G4AffineTransform Tm( GetRotation(), GetTranslation() ); |
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177 | |
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178 | // Generate random points on surface according to the given resolution, |
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179 | // transform them to the mother's coordinate system and if no overlaps |
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180 | // with the mother volume, cache them in a vector for later use with |
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181 | // the daughters |
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182 | // |
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183 | for (G4int n=0; n<res; n++) |
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184 | { |
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185 | G4ThreeVector mp = Tm.TransformPoint(solidA->GetPointOnSurface()); |
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186 | |
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187 | // Checking overlaps with the mother volume |
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188 | // |
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189 | if (motherSolid->Inside(mp)==kOutside) |
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190 | { |
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191 | G4double distin = motherSolid->DistanceToIn(mp); |
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192 | if (distin > tol) |
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193 | { |
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194 | G4cout << G4endl; |
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195 | G4cout << "WARNING - G4PVParameterised::CheckOverlaps()" << G4endl |
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196 | << " Overlap is detected for volume " |
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197 | << GetName() << ", parameterised instance: " << i << G4endl |
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198 | << " with its mother volume " |
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199 | << motherLog->GetName() << G4endl |
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200 | << " at mother local point " << mp << ", " |
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201 | << "overlapping by at least: " << G4BestUnit(distin, "Length") |
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202 | << G4endl; |
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203 | G4Exception("G4PVParameterised::CheckOverlaps()", "InvalidSetup", |
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204 | JustWarning, "Overlap with mother volume !"); |
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205 | return true; |
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206 | } |
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207 | } |
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208 | points.push_back(mp); |
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209 | } |
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210 | |
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211 | // Checking overlaps with each other parameterised instance |
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212 | // |
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213 | std::vector<G4ThreeVector>::iterator pos; |
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214 | for (G4int j=i+1; j<GetMultiplicity(); j++) |
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215 | { |
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216 | solidB = fparam->ComputeSolid(j,this); |
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217 | solidB->ComputeDimensions(fparam, j, this); |
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218 | fparam->ComputeTransformation(j, this); |
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219 | |
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220 | // Create the transformation for daughter volume |
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221 | // |
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222 | G4AffineTransform Td( GetRotation(), GetTranslation() ); |
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223 | |
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224 | for (pos=points.begin(); pos!=points.end(); pos++) |
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225 | { |
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226 | // Transform each point according to daughter's frame |
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227 | // |
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228 | G4ThreeVector md = Td.Invert().TransformPoint(*pos); |
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229 | |
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230 | if (solidB->Inside(md)==kInside) |
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231 | { |
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232 | G4double distout = solidB->DistanceToOut(md); |
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233 | if (distout > tol) |
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234 | { |
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235 | G4cout << G4endl; |
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236 | G4cout << "WARNING - G4PVParameterised::CheckOverlaps()" << G4endl |
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237 | << " Overlap is detected for volume " |
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238 | << GetName() << ", parameterised instance: " << i << G4endl |
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239 | << " with parameterised volume instance: " << j |
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240 | << G4endl |
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241 | << " at local point " << md << ", " |
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242 | << "overlapping by at least: " |
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243 | << G4BestUnit(distout, "Length") |
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244 | << ", related to volume instance: " << j << "." << G4endl; |
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245 | G4Exception("G4PVParameterised::CheckOverlaps()", "InvalidSetup", |
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246 | JustWarning, "Overlap within parameterised volumes !"); |
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247 | return true; |
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248 | } |
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249 | } |
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250 | } |
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251 | } |
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252 | } |
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253 | if (verbose) |
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254 | { |
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255 | G4cout << "OK! " << G4endl; |
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256 | } |
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257 | |
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258 | return false; |
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259 | } |
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