geant4/source/processes/electromagnetic/utils/include/G4EmDataHandler.hh

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//
// -------------------------------------------------------------------
//
// GEANT4 Class header file
//
// File name:     G4EmDataHandler
//
// Author:        V. Ivanchenko 
// 
// Creation date: 16 August 2016
//
// Modifications: 
//
// Class Description: 
//
// A storage of G4PhysicsTable
//
// Class Description: End 

// -------------------------------------------------------------------
//

#ifndef G4EmDataHandler_h
#define G4EmDataHandler_h 1

#include <vector>

#include "globals.hh"
#include "G4PhysicsTable.hh"
#include "G4PhysicsVector.hh"
#include "G4EmTableType.hh"
#include "G4EmElementSelector.hh"

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class G4ParticleDefinition;
class G4VEmProcess;
class G4VEnergyLossProcess;

class G4EmDataHandler
{
public:

  explicit G4EmDataHandler(std::size_t nTable, const G4String& nam="");

  ~G4EmDataHandler();

  // add table
  std::size_t SetTable(G4PhysicsTable*);

  // update existing table
  void UpdateTable(G4PhysicsTable*, std::size_t idx);

  // save table pointer 
  void SaveTable(G4PhysicsTable*, std::size_t idx);

  // assuming that the table is already defined
  G4PhysicsTable* MakeTable(std::size_t idx);

  // existing table may be substituted
  G4PhysicsTable* MakeTable(G4PhysicsTable*, std::size_t idx);

  // clean existing table 
  void CleanTable(std::size_t idx);

  G4bool StorePhysicsTable(std::size_t idx,
                           const G4ParticleDefinition* part,
			   const G4String& fname, 
			   G4bool ascii);

  G4bool RetrievePhysicsTable(std::size_t idx,
			      const G4ParticleDefinition* part,
			      const G4String& fname,
			      G4bool ascii, G4bool spline);
  
  void SetMasterProcess(const G4VEmProcess*);

  const G4VEmProcess* GetMasterProcess(size_t idx) const;

  const G4PhysicsTable* GetTable(std::size_t idx) const { 
    return (idx < tLength) ? data[idx] : nullptr; 
  }

  G4PhysicsTable* Table(std::size_t idx) const {
    return (idx < tLength) ? data[idx] : nullptr; 
  }

  const G4PhysicsVector* GetVector(std::size_t itable, std::size_t ivec) const {
    return (*(data[itable]))[ivec];
  }

  const std::vector<G4PhysicsTable*>& GetTables() const {
    return data;
  }

  std::vector<G4double>* EnergyOfCrossSectionMax() const {
    return fMaxXS;
  }

  void SetEnergyOfCrossSectionMax(std::vector<G4double>* p) {
    if (p != fMaxXS) {
      delete fMaxXS;
      fMaxXS = p;
    }
  }

  std::vector<G4TwoPeaksXS*>* TwoPeaksXS() const {
    return fXSpeaks;
  }

  void SetTwoPeaksXS(std::vector<G4TwoPeaksXS*>* p) {
    if (p != fXSpeaks) {
      delete fXSpeaks;
      fXSpeaks = p;
    }
  }

  std::vector<G4EmElementSelector*>* GetElementSelectors(std::size_t i) {
    return (i < eLength) ? fElemSelectors[i] : nullptr;
  }
  
  void SetElementSelectors(std::vector<G4EmElementSelector*>*, std::size_t);

  G4CrossSectionType CrossSectionType() const {
    return fXSType;
  }

  void SetCrossSectionType(G4CrossSectionType val) {
    fXSType = val; 
  }

  const G4String& GetName() const {
    return fName;
  }

  void SetUseBaseParticleTable(G4bool val) {
    fUseBaseParticleTable = val;
  }
  
  // hide assignment operator 
  G4EmDataHandler & operator=(const G4EmDataHandler &right) = delete;
  G4EmDataHandler(const G4EmDataHandler&) = delete;

private:

  std::vector<G4PhysicsTable*> data;
  std::vector<G4double>* fMaxXS;
  std::vector<G4TwoPeaksXS*>* fXSpeaks;
  std::vector<std::vector<G4EmElementSelector*>* > fElemSelectors;
  std::vector<const G4VEmProcess*> masterProcess;
  std::size_t tLength{0};
  std::size_t eLength{0};
  G4CrossSectionType fXSType{fEmNoIntegral};
  G4String fName;
  G4bool fUseBaseParticleTable{false};
};

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#endif