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2 | // ******************************************************************** |
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3 | // * License and Disclaimer * |
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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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13 | // * work make any representation or warranty, express or implied, * |
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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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21 | // * any work based on the software) you agree to acknowledge its * |
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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: G4PSSphereSurfaceFlux.cc,v 1.1 2007/07/11 01:31:03 asaim Exp $ |
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28 | // GEANT4 tag $Name: $ |
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29 | // |
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30 | // G4PSSphereSurfaceFlux |
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31 | #include "G4PSSphereSurfaceFlux.hh" |
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32 | #include "G4StepStatus.hh" |
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33 | #include "G4Track.hh" |
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34 | #include "G4UnitsTable.hh" |
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35 | #include "G4GeometryTolerance.hh" |
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36 | //////////////////////////////////////////////////////////////////////////////// |
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37 | // (Description) |
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38 | // This is a primitive scorer class for scoring only Surface Flux. |
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39 | // Flux version assumes only for G4Sphere shape. |
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40 | // |
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41 | // Surface is defined at the inside of sphere. |
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42 | // Direction -Rmin +Rmax |
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43 | // 0 IN || OUT ->|<- | |
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44 | // 1 IN ->| | |
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45 | // 2 OUT |<- | |
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46 | // |
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47 | // Created: 2005-11-14 Tsukasa ASO, Akinori Kimura. |
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48 | // 29-Mar-2007 T.Aso, Bug fix for momentum direction at outgoing flux. |
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49 | // |
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50 | /////////////////////////////////////////////////////////////////////////////// |
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51 | |
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52 | G4PSSphereSurfaceFlux::G4PSSphereSurfaceFlux(G4String name, |
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53 | G4int direction, G4int depth) |
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54 | :G4VPrimitiveScorer(name,depth),HCID(-1),fDirection(direction) |
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55 | {;} |
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56 | |
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57 | G4PSSphereSurfaceFlux::~G4PSSphereSurfaceFlux() |
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58 | {;} |
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59 | |
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60 | G4bool G4PSSphereSurfaceFlux::ProcessHits(G4Step* aStep,G4TouchableHistory*) |
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61 | { |
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62 | G4StepPoint* preStep = aStep->GetPreStepPoint(); |
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63 | G4VSolid * solid = |
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64 | preStep->GetPhysicalVolume()->GetLogicalVolume()->GetSolid(); |
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65 | if( solid->GetEntityType() != "G4Sphere" ){ |
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66 | G4Exception("G4PSSphereSurfaceFluxScorer. - Solid type is not supported."); |
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67 | return FALSE; |
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68 | } |
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69 | G4Sphere* sphereSolid = (G4Sphere*)(solid); |
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70 | |
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71 | G4int dirFlag =IsSelectedSurface(aStep,sphereSolid); |
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72 | if ( dirFlag > 0 ) { |
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73 | if ( fDirection == fFlux_InOut || fDirection == dirFlag ){ |
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74 | |
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75 | G4StepPoint* thisStep=0; |
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76 | if ( dirFlag == fFlux_In ){ |
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77 | thisStep = preStep; |
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78 | }else if ( dirFlag == fFlux_Out ){ |
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79 | thisStep = aStep->GetPreStepPoint(); |
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80 | }else{ |
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81 | return FALSE; |
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82 | } |
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83 | |
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84 | G4TouchableHandle theTouchable = thisStep->GetTouchableHandle(); |
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85 | G4ThreeVector pdirection = thisStep->GetMomentumDirection(); |
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86 | G4ThreeVector localdir = |
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87 | theTouchable->GetHistory()->GetTopTransform().TransformAxis(pdirection); |
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88 | G4double localdirL2 = localdir.x()*localdir.x() |
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89 | +localdir.y()*localdir.y() |
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90 | +localdir.z()*localdir.z(); |
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91 | G4ThreeVector stppos1= aStep->GetPreStepPoint()->GetPosition(); |
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92 | G4ThreeVector localpos1 = |
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93 | theTouchable->GetHistory()->GetTopTransform().TransformPoint(stppos1); |
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94 | G4double localR2 = localpos1.x()*localpos1.x() |
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95 | +localpos1.y()*localpos1.y() |
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96 | +localpos1.z()*localpos1.z(); |
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97 | G4double anglefactor = (localdir.x()*localpos1.x() |
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98 | +localdir.y()*localpos1.y() |
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99 | +localdir.z()*localpos1.z()) |
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100 | /std::sqrt(localdirL2)/std::sqrt(localR2); |
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101 | |
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102 | G4double radi = sphereSolid->GetInsideRadius(); |
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103 | G4double dph = sphereSolid->GetDeltaPhiAngle()/radian; |
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104 | G4double stth = sphereSolid->GetStartThetaAngle()/radian; |
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105 | G4double enth = stth+sphereSolid->GetDeltaThetaAngle()/radian; |
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106 | G4double square = radi*radi*dph*( -std::cos(enth) + std::cos(stth) ); |
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107 | |
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108 | G4double current = thisStep->GetWeight(); // Flux (Particle Weight) |
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109 | current = current/square; // Flux with angle. |
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110 | |
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111 | current /= anglefactor; |
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112 | |
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113 | G4int index = GetIndex(aStep); |
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114 | EvtMap->add(index,current); |
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115 | } |
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116 | } |
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117 | |
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118 | return TRUE; |
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119 | } |
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120 | |
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121 | G4int G4PSSphereSurfaceFlux::IsSelectedSurface(G4Step* aStep, G4Sphere* sphereSolid){ |
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122 | |
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123 | G4TouchableHandle theTouchable = |
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124 | aStep->GetPreStepPoint()->GetTouchableHandle(); |
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125 | G4double kCarTolerance = G4GeometryTolerance::GetInstance()->GetSurfaceTolerance(); |
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126 | |
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127 | if (aStep->GetPreStepPoint()->GetStepStatus() == fGeomBoundary ){ |
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128 | // Entering Geometry |
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129 | G4ThreeVector stppos1= aStep->GetPreStepPoint()->GetPosition(); |
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130 | G4ThreeVector localpos1 = |
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131 | theTouchable->GetHistory()->GetTopTransform().TransformPoint(stppos1); |
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132 | G4double localR2 = localpos1.x()*localpos1.x() |
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133 | +localpos1.y()*localpos1.y() |
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134 | +localpos1.z()*localpos1.z(); |
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135 | G4double InsideRadius2 = |
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136 | sphereSolid->GetInsideRadius()*sphereSolid->GetInsideRadius(); |
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137 | if(std::fabs( localR2 - InsideRadius2 ) < kCarTolerance ){ |
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138 | return fFlux_In; |
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139 | } |
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140 | } |
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141 | |
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142 | if (aStep->GetPostStepPoint()->GetStepStatus() == fGeomBoundary ){ |
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143 | // Exiting Geometry |
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144 | G4ThreeVector stppos2= aStep->GetPostStepPoint()->GetPosition(); |
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145 | G4ThreeVector localpos2 = |
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146 | theTouchable->GetHistory()->GetTopTransform().TransformPoint(stppos2); |
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147 | G4double localR2 = localpos2.x()*localpos2.x() |
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148 | +localpos2.y()*localpos2.y() |
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149 | +localpos2.z()*localpos2.z(); |
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150 | G4double InsideRadius2 = |
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151 | sphereSolid->GetInsideRadius()*sphereSolid->GetInsideRadius(); |
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152 | if(std::fabs( localR2 - InsideRadius2 ) < kCarTolerance ){ |
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153 | return fFlux_Out; |
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154 | } |
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155 | } |
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156 | |
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157 | return -1; |
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158 | } |
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159 | |
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160 | void G4PSSphereSurfaceFlux::Initialize(G4HCofThisEvent* HCE) |
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161 | { |
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162 | EvtMap = new G4THitsMap<G4double>(detector->GetName(), GetName()); |
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163 | if ( HCID < 0 ) HCID = GetCollectionID(0); |
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164 | HCE->AddHitsCollection(HCID, (G4VHitsCollection*)EvtMap); |
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165 | } |
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166 | |
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167 | void G4PSSphereSurfaceFlux::EndOfEvent(G4HCofThisEvent*) |
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168 | {;} |
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169 | |
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170 | void G4PSSphereSurfaceFlux::clear(){ |
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171 | EvtMap->clear(); |
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172 | } |
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173 | |
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174 | void G4PSSphereSurfaceFlux::DrawAll() |
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175 | {;} |
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176 | |
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177 | void G4PSSphereSurfaceFlux::PrintAll() |
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178 | { |
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179 | G4cout << " MultiFunctionalDet " << detector->GetName() << G4endl; |
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180 | G4cout << " PrimitiveScorer " << GetName() <<G4endl; |
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181 | G4cout << " Number of entries " << EvtMap->entries() << G4endl; |
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182 | std::map<G4int,G4double*>::iterator itr = EvtMap->GetMap()->begin(); |
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183 | for(; itr != EvtMap->GetMap()->end(); itr++) { |
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184 | G4cout << " copy no.: " << itr->first |
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185 | << " current : " << *(itr->second) |
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186 | << G4endl; |
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187 | } |
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188 | } |
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189 | |
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