Gabriele Cosmo
227 lines
6.9 KiB
C++
227 lines
6.9 KiB
C++
//
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// ********************************************************************
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// * License and Disclaimer *
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// * *
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// * The Geant4 software is copyright of the Copyright Holders of *
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// * the Geant4 Collaboration. It is provided under the terms and *
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// * conditions of the Geant4 Software License, included in the file *
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// * LICENSE and available at http://cern.ch/geant4/license . These *
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// * include a list of copyright holders. *
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// * *
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// * Neither the authors of this software system, nor their employing *
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// * institutes,nor the agencies providing financial support for this *
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// * work make any representation or warranty, express or implied, *
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// * regarding this software system or assume any liability for its *
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// * use. Please see the license in the file LICENSE and URL above *
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// * for the full disclaimer and the limitation of liability. *
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// * *
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// * This code implementation is the result of the scientific and *
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// * technical work of the GEANT4 collaboration. *
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// * By using, copying, modifying or distributing the software (or *
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// * any work based on the software) you agree to acknowledge its *
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// * use in resulting scientific publications, and indicate your *
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// * acceptance of all terms of the Geant4 Software license. *
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// ********************************************************************
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//
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//
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// -------------------------------------------------------------------
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//
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// GEANT4 header file
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//
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// File name: G4LevelManager
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//
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// Author: V.Ivanchenko
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//
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// Creation date: 4 January 2012
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//
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// Modifications:
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// 13.02.2015 Design change for gamma de-excitation
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//
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// -------------------------------------------------------------------
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//
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// Nuclear level manager for photon de-excitation process
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//
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#ifndef G4LEVELMANAGER_HH
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#define G4LEVELMANAGER_HH 1
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#include "globals.hh"
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#include "G4NucLevel.hh"
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#include <vector>
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#include <iostream>
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class G4LevelManager
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{
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public:
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// levels - vector of nuclear level objects, ground state
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// level has NULL pointer
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// energies - list of excitation energies of nuclear levels starting
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// from the ground state with energy zero
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// spin - 2J, where J is the full angular momentum of the state
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explicit G4LevelManager(G4int Z, G4int A, std::size_t nlev,
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const std::vector<G4double>& energies,
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const std::vector<G4int>& spin,
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const std::vector<const G4NucLevel*>& levels);
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~G4LevelManager();
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//===================================================================
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// run time inlined const functions
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//===================================================================
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// only in this method there is a check on the vector boundary
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std::size_t NearestLevelIndex(const G4double energy, const std::size_t index=0) const;
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inline std::size_t NumberOfTransitions() const;
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inline const G4NucLevel* GetLevel(const std::size_t i) const;
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inline G4double LevelEnergy(const std::size_t i) const;
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inline G4double MaxLevelEnergy() const;
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inline std::size_t NearestLowEdgeLevelIndex(const G4double energy) const;
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inline const G4NucLevel* NearestLevel(const G4double energy,
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const std::size_t index=0) const;
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inline G4double NearestLevelEnergy(const G4double energy,
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const std::size_t index=0) const;
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inline G4double NearestLowEdgeLevelEnergy(const G4double energy) const;
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// for stable isotopes life time is -1
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inline G4double LifeTime(const std::size_t i) const;
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inline G4int TwoSpinParity(const std::size_t i) const;
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inline G4int Parity(const std::size_t i) const;
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inline G4int FloatingLevel(const std::size_t i) const;
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inline G4double ShellCorrection() const;
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inline G4double LevelDensity(const G4double U) const;
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inline const std::vector<G4double>& GetLevelEnergies() const;
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inline const std::vector<const G4NucLevel*>& GetLevels() const;
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const G4String& FloatingType(const std::size_t i) const;
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void StreamInfo(std::ostream& os) const;
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G4LevelManager(const G4LevelManager & right) = delete;
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const G4LevelManager& operator=(const G4LevelManager &right) = delete;
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G4bool operator==(const G4LevelManager &right) const = delete;
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G4bool operator!=(const G4LevelManager &right) const = delete;
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private:
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std::vector<G4double> fLevelEnergy;
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std::vector<G4int> fSpin;
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std::vector<const G4NucLevel*> fLevels;
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G4double fShellCorrection;
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G4double fLevelDensity;
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std::size_t nTransitions;
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static const G4int nfloting = 13;
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static G4String fFloatingLevels[nfloting];
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};
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inline std::size_t G4LevelManager::NumberOfTransitions() const
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{
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return nTransitions;
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}
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inline const G4NucLevel* G4LevelManager::GetLevel(const std::size_t i) const
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{
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return fLevels[i];
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}
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inline G4double G4LevelManager::LevelEnergy(const std::size_t i) const
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{
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return fLevelEnergy[i];
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}
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inline G4double G4LevelManager::MaxLevelEnergy() const
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{
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return fLevelEnergy[nTransitions];
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}
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inline std::size_t
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G4LevelManager::NearestLowEdgeLevelIndex(const G4double energy) const
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{
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std::size_t idx = nTransitions;
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if(energy < fLevelEnergy[nTransitions]) {
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idx = std::lower_bound(fLevelEnergy.begin(), fLevelEnergy.end(), energy)
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- fLevelEnergy.begin() - 1;
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}
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return idx;
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}
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inline const G4NucLevel*
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G4LevelManager::NearestLevel(const G4double energy, const std::size_t index) const
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{
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return GetLevel(NearestLevelIndex(energy, index));
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}
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inline G4double
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G4LevelManager::NearestLevelEnergy(const G4double energy,
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const std::size_t index) const
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{
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return LevelEnergy(NearestLevelIndex(energy, index));
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}
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inline G4double
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G4LevelManager::NearestLowEdgeLevelEnergy(const G4double energy) const
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{
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return LevelEnergy(NearestLowEdgeLevelIndex(energy));
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}
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inline G4double G4LevelManager::LifeTime(const std::size_t i) const
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{
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return (fLevels[i]) ? fLevels[i]->GetTimeGamma() : 0.0;
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}
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inline G4int G4LevelManager::TwoSpinParity(const std::size_t i) const
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{
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return fSpin[i]%100000 - 100;
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}
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inline G4int G4LevelManager::Parity(const std::size_t i) const
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{
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return (fSpin[i]%100000 - 100 > 0) ? 1 : -1;
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}
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inline G4int G4LevelManager::FloatingLevel(const std::size_t i) const
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{
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return fSpin[i]/100000;
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}
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inline G4double G4LevelManager::ShellCorrection() const
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{
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return fShellCorrection;
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}
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inline G4double G4LevelManager::LevelDensity(const G4double) const
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{
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return fLevelDensity;
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}
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inline const std::vector<G4double>& G4LevelManager::GetLevelEnergies() const
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{
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return fLevelEnergy;
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}
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inline const std::vector<const G4NucLevel*>& G4LevelManager::GetLevels() const
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{
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return fLevels;
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}
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#endif
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