include/Geant4/G4MoleculeHandleManager.hh

0001 //
0002 // ********************************************************************
0003 // * License and Disclaimer                                           *
0004 // *                                                                  *
0005 // * The  Geant4 software  is  copyright of the Copyright Holders  of *
0006 // * the Geant4 Collaboration.  It is provided  under  the terms  and *
0007 // * conditions of the Geant4 Software License,  included in the file *
0008 // * LICENSE and available at  http://cern.ch/geant4/license .  These *
0009 // * include a list of copyright holders.                             *
0010 // *                                                                  *
0011 // * Neither the authors of this software system, nor their employing *
0012 // * institutes,nor the agencies providing financial support for this *
0013 // * work  make  any representation or  warranty, express or implied, *
0014 // * regarding  this  software system or assume any liability for its *
0015 // * use.  Please see the license in the file  LICENSE  and URL above *
0016 // * for the full disclaimer and the limitation of liability.         *
0017 // *                                                                  *
0018 // * This  code  implementation is the result of  the  scientific and *
0019 // * technical work of the GEANT4 collaboration.                      *
0020 // * By using,  copying,  modifying or  distributing the software (or *
0021 // * any work based  on the software)  you  agree  to acknowledge its *
0022 // * use  in  resulting  scientific  publications,  and indicate your *
0023 // * acceptance of all terms of the Geant4 Software license.          *
0024 // ********************************************************************
0025 //
0026 //
0027 // Author: Mathieu Karamitros
0028
0029 // The code is developed in the framework of the ESA AO7146
0030 //
0031 // We would be very happy hearing from you, send us your feedback! :)
0032 //
0033 // In order for Geant4-DNA to be maintained and still open-source,
0034 // article citations are crucial.
0035 // If you use Geant4-DNA chemistry and you publish papers about your software,
0036 // in addition to the general paper on Geant4-DNA:
0037 //
0038 // Int. J. Model. Simul. Sci. Comput. 1 (2010) 157–178
0039 //
0040 // we would be very happy if you could please also cite the following
0041 // reference papers on chemistry:
0042 //
0043 // J. Comput. Phys. 274 (2014) 841-882
0044 // Prog. Nucl. Sci. Tec. 2 (2011) 503-508
0045
0046 #ifndef G4MOLECULEHANDLEMANAGER_HH
0047 #define G4MOLECULEHANDLEMANAGER_HH
0048
0049 #include "globals.hh"
0050 #include "G4ReferenceCountedHandle.hh"
0051 #include <map>
0052 #include <G4memory.hh>
0053
0054 class G4Molecule;
0055
0056 using G4MoleculeHandle = std::shared_ptr<const G4Molecule>;
0057
0058 class G4MoleculeHandleManager
0059 {
0060 public:
0061   static G4MoleculeHandleManager* Instance();
0062   ~G4MoleculeHandleManager();
0063   G4MoleculeHandle GetMoleculeHandle(const G4Molecule*);
0064
0065   static void DeleteInstance();
0066
0067 private:
0068   G4MoleculeHandleManager();
0069   static G4ThreadLocal G4MoleculeHandleManager* fInstance;
0070
0071   struct CompMoleculePointer
0072   {
0073     G4bool operator()(const G4Molecule* mol1, const G4Molecule* mol2) const;
0074   };
0075
0076   using MoleculeHandleMap = std::map<const G4Molecule *, G4MoleculeHandle, G4MoleculeHandleManager::CompMoleculePointer>;
0077   MoleculeHandleMap fMoleculeHandle;
0078 };
0079
0080 #endif // G4MOLECULEHANDLEMANAGER_HH