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 | #include "G4CollisionManager.hh" |
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27 | #include "G4HadronicException.hh" |
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28 | #include "G4CollisionInitialState.hh" |
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29 | |
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30 | G4CollisionManager::G4CollisionManager() |
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31 | { |
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32 | theCollisionList = new G4ListOfCollisions; |
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33 | } |
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34 | |
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35 | |
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36 | G4CollisionManager::~G4CollisionManager() |
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37 | { |
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38 | ClearAndDestroy(); |
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39 | delete theCollisionList; |
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40 | } |
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41 | |
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42 | |
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43 | void G4CollisionManager::AddCollision(G4double time, G4KineticTrack * proj, |
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44 | G4KineticTrack * target) |
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45 | |
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46 | { |
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47 | if ( time < DBL_MAX ) |
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48 | { |
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49 | G4CollisionInitialState * |
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50 | collision = new G4CollisionInitialState(time, proj, target); |
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51 | theCollisionList->push_back(collision); |
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52 | } else { |
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53 | G4cerr << "G4Scatterer invalid TimeTo Interaction : " << time; |
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54 | G4cerr <<" projectile "<<proj->Get4Momentum()<<" " |
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55 | <<proj->GetDefinition()->GetParticleName()<<G4endl; |
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56 | if (target) G4cerr <<" target " |
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57 | <<target->Get4Momentum()<<" " |
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58 | <<target->GetDefinition()->GetParticleName()<<G4endl; |
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59 | G4cerr <<"G4Scatterer error message end"<< G4endl; |
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60 | throw G4HadronicException(__FILE__, __LINE__, "G4Scatterer::AddCollision()"); |
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61 | } |
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62 | } |
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63 | |
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64 | |
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65 | void G4CollisionManager::RemoveCollision(G4CollisionInitialState * collision) |
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66 | { |
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67 | theCollisionList->erase(std::find(theCollisionList->begin(), |
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68 | theCollisionList->end(), |
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69 | collision)); |
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70 | delete collision; |
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71 | collision = NULL; // prevent future use of the pointer |
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72 | } |
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73 | |
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74 | |
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75 | void G4CollisionManager::RemoveTracksCollisions(G4KineticTrackVector * toBeCaned) |
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76 | { |
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77 | if(toBeCaned == NULL) |
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78 | return; |
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79 | if(toBeCaned->empty()) |
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80 | return; |
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81 | |
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82 | G4CollisionInitialState * collision; |
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83 | std::vector<G4CollisionInitialState *>::iterator collIter, collIter2; |
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84 | std::vector<G4KineticTrack *>::iterator trackIter; |
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85 | G4ListOfCollisions toRemove; |
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86 | |
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87 | for(collIter = theCollisionList->begin(); |
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88 | collIter != theCollisionList->end(); collIter++) |
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89 | { |
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90 | collision = *collIter; |
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91 | G4KineticTrackVector & targets = collision->GetTargetCollection(); |
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92 | G4bool getNextCollision = false; |
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93 | for(trackIter = toBeCaned->begin(); trackIter != toBeCaned->end(); ++trackIter) |
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94 | { |
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95 | if((collision->GetTarget() == *trackIter) || |
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96 | (collision->GetPrimary() == *trackIter)) |
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97 | { // cannot remove the collision from the list inside the loop. Save and do it later |
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98 | toRemove.push_back(collision); |
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99 | break; // exit from the "trackIter" loop |
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100 | } |
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101 | for(size_t tcount=0; tcount<targets.size(); tcount++) |
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102 | { |
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103 | if(targets[tcount] == *trackIter) |
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104 | { |
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105 | toRemove.push_back(collision); |
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106 | getNextCollision = true; |
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107 | break; |
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108 | } |
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109 | } |
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110 | if(getNextCollision) break; |
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111 | } |
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112 | } |
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113 | |
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114 | // now remove the collisions |
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115 | for(collIter = toRemove.begin(); collIter != toRemove.end(); ++collIter) |
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116 | { |
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117 | collision = *collIter; |
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118 | collIter2 = std::find(theCollisionList->begin(), |
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119 | theCollisionList->end(), collision); |
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120 | theCollisionList->erase(collIter2); // remove from list... |
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121 | delete collision; // ...and delete the collision |
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122 | } |
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123 | } |
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124 | |
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125 | |
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126 | void G4CollisionManager::ClearAndDestroy() |
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127 | { |
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128 | std::vector<G4CollisionInitialState *>::iterator i; |
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129 | for(i = theCollisionList->begin(); i != theCollisionList->end(); ++i) |
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130 | delete *i; |
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131 | theCollisionList->clear(); |
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132 | } |
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133 | |
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134 | |
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135 | G4CollisionInitialState * G4CollisionManager::GetNextCollision() |
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136 | { |
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137 | G4CollisionInitialState * theNext=0; |
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138 | G4double nextTime = DBL_MAX; |
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139 | std::vector<G4CollisionInitialState *>::iterator i; |
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140 | for(i = theCollisionList->begin(); i != theCollisionList->end(); ++i) |
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141 | { |
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142 | if(nextTime > (*i)->GetCollisionTime()) |
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143 | { |
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144 | nextTime = (*i)->GetCollisionTime(); |
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145 | theNext = *i; |
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146 | } |
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147 | } |
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148 | #ifdef debug_G4CollisionManager |
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149 | if(theNext == 0 && theCollisionList->size()!=0) |
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150 | { |
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151 | G4double debugTime = DBL_MAX; |
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152 | G4cerr <<"G4CollisionManager::GetNextCollision - Fatal"<<G4endl; |
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153 | G4cerr <<" number of collisions left "<<theCollisionList->size()<<G4endl; |
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154 | for(i = theCollisionList->begin(); i != theCollisionList->end(); ++i) |
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155 | { |
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156 | G4cerr <<" Time to collision "<<(*i)->GetCollisionTime()<<" "<<G4endl; |
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157 | G4cerr <<" projectile "<<(*i)->GetPrimary()->Get4Momentum()<<" " |
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158 | <<(*i)->GetPrimary()->GetDefinition()->GetParticleName()<<G4endl; |
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159 | if ((*i)->GetTarget()) G4cerr <<" target "<<(*i)->GetTarget()->Get4Momentum()<<" " |
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160 | <<(*i)->GetTarget()->GetDefinition()->GetParticleName()<<G4endl; |
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161 | } |
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162 | G4cerr <<"G4CollisionManager::GetNextCollision - End of message"<<G4endl; |
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163 | } |
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164 | #endif |
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165 | |
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166 | return theNext; |
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167 | } |
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168 | |
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169 | |
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170 | void G4CollisionManager::Print() |
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171 | { |
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172 | std::vector<G4CollisionInitialState *>::iterator i; |
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173 | |
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174 | G4cout << "CollisionManager: " << theCollisionList->size() |
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175 | << " entries at " << theCollisionList << G4endl; |
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176 | G4CollisionInitialState * collision; |
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177 | for(i = theCollisionList->begin(); i != theCollisionList->end(); ++i) |
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178 | { |
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179 | collision = *i; |
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180 | G4cout << " collision " << collision << " time: " |
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181 | << collision->GetCollisionTime()/second << " proj: " |
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182 | << collision->GetPrimary() << " trgt: " |
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183 | << collision->GetTarget() << G4endl; |
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184 | } |
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185 | } |
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