G4DNAMaterialManager.hh

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// 1/2/2023: Hoang: this file is used to check avaiable DNA materils,
// and keeps DNA cross sections.
 
#ifndef   G4DNAMaterialManager_hh
#define  G4DNAMaterialManager_hh 1
 
#include "globals.hh"
#include "G4DNACrossSectionDataSet.hh"
#include <map>
class G4Material;
class G4ParticleDefinition;
class G4StateManager;
class G4VEmModel;
enum class DNAModelType
{
  fDNAIonisation = 0,
  fDNAExcitation,
  fDNAElastics,
  fDNADefault
};
 
class G4DNAMaterialManager {
public:
  using MaterialMap = std::map<size_t, G4Material*>;
 
  static G4DNAMaterialManager *Instance();
 
  G4DNAMaterialManager(const G4DNAMaterialManager &) = delete;
 
  const G4DNAMaterialManager &operator=(const G4DNAMaterialManager &) = delete;
 
  G4VEmModel* GetModel(const DNAModelType& t);
 
  void SetMasterDataModel(const DNAModelType& t, G4VEmModel* m);
 
  G4bool IsLocked() const;
 
private:
  G4DNAMaterialManager();
 
  ~G4DNAMaterialManager() = default;
 
  static G4DNAMaterialManager *theInstance;
 
  MaterialMap fMaterials;
  G4StateManager*  fStateManager = nullptr;
  //this data stores only master models.
  //this data is only to read then non conflits
  std::map<DNAModelType,G4VEmModel*> fData;
};
 
#endif