Geant4 Cross Reference

Cross-Referencing   Geant4
Geant4/processes/electromagnetic/dna/utils/src/G4DNAMaterialManager.cc

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  1 //
  2 // ********************************************************************
  3 // * License and Disclaimer                                           *
  4 // *                                                                  *
  5 // * The  Geant4 software  is  copyright of the Copyright Holders  of *
  6 // * the Geant4 Collaboration.  It is provided  under  the terms  and *
  7 // * conditions of the Geant4 Software License,  included in the file *
  8 // * LICENSE and available at  http://cern.ch/geant4/license .  These *
  9 // * include a list of copyright holders.                             *
 10 // *                                                                  *
 11 // * Neither the authors of this software system, nor their employing *
 12 // * institutes,nor the agencies providing financial support for this *
 13 // * work  make  any representation or  warranty, express or implied, *
 14 // * regarding  this  software system or assume any liability for its *
 15 // * use.  Please see the license in the file  LICENSE  and URL above *
 16 // * for the full disclaimer and the limitation of liability.         *
 17 // *                                                                  *
 18 // * This  code  implementation is the result of  the  scientific and *
 19 // * technical work of the GEANT4 collaboration.                      *
 20 // * By using,  copying,  modifying or  distributing the software (or *
 21 // * any work based  on the software)  you  agree  to acknowledge its *
 22 // * use  in  resulting  scientific  publications,  and indicate your *
 23 // * acceptance of all terms of the Geant4 Software license.          *
 24 // ********************************************************************
 25 //
 26 // 1/2/2023: Hoang: this file is used to check available DNA materials,
 27 // and keeps DNA cross sections.
 28 
 29 #include "G4DNAMaterialManager.hh"
 30 #include "G4StateManager.hh"
 31 #include "G4Threading.hh"
 32 #include "G4AutoLock.hh"
 33 #include "G4NistManager.hh"
 34 
 35 G4DNAMaterialManager *G4DNAMaterialManager::theInstance = nullptr;
 36 
 37 namespace {
 38   G4Mutex MaterialMutex = G4MUTEX_INITIALIZER;
 39 }
 40 
 41 G4DNAMaterialManager *G4DNAMaterialManager::Instance() {
 42   if (nullptr == theInstance) {
 43     G4AutoLock l(&MaterialMutex);
 44     if (nullptr == theInstance) {
 45       static G4DNAMaterialManager manager;
 46       theInstance = &manager;
 47     }
 48     l.unlock();
 49   }
 50   return theInstance;
 51 }
 52 
 53 G4DNAMaterialManager::G4DNAMaterialManager() {
 54   G4NistManager::Instance();
 55   fStateManager = G4StateManager::GetStateManager();
 56 }
 57 
 58 G4VEmModel* G4DNAMaterialManager::GetModel(const DNAModelType& t){
 59   return fData[t];
 60 }
 61 
 62 void G4DNAMaterialManager::SetMasterDataModel(const DNAModelType& t, G4VEmModel* m){
 63   fData[t] = m;
 64 }
 65 
 66 G4bool G4DNAMaterialManager::IsLocked() const
 67 {
 68   return (!G4Threading::IsMasterThread());
 69 }
 70