Gabriele Cosmo
193 lines
7.3 KiB
C++
193 lines
7.3 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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// GEANT4 Class header file
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//
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// G4RadioactiveDecay
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//
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// Authors: D.H. Wright (SLAC) on base of F. Lei and P.R. Truscott code
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// Date: 9 August 2017
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//
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// 30 May 2024 V. Ivanchenko rename the class
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//
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// Description: This class is the extension of simulation of radioactive
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// decays allowing several biasing modes.
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//
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///////////////////////////////////////////////////////////////////////////////
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#ifndef G4RadioactiveDecay_h
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#define G4RadioactiveDecay_h 1
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#include "G4VRadioactiveDecay.hh"
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#include <vector>
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#include <map>
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#include <CLHEP/Units/SystemOfUnits.h>
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#include "G4ios.hh"
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#include "globals.hh"
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#include "G4VRestDiscreteProcess.hh"
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#include "G4ParticleChangeForRadDecay.hh"
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#include "G4NucleusLimits.hh"
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#include "G4RadioactiveDecayRatesToDaughter.hh"
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#include "G4RadioactiveDecayChainsFromParent.hh"
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#include "G4RadioactivityTable.hh"
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#include "G4ThreeVector.hh"
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#include "G4Threading.hh"
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class G4Fragment;
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class G4RadioactivationMessenger;
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typedef std::vector<G4RadioactiveDecayChainsFromParent> G4RadioactiveDecayParentChainTable;
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typedef std::vector<G4RadioactiveDecayRatesToDaughter> G4RadioactiveDecayRates;
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typedef std::map<G4String, G4DecayTable*> DecayTableMap;
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class G4RadioactiveDecay : public G4VRadioactiveDecay
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{
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public: // with description
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G4RadioactiveDecay(const G4String& processName="RadioactiveDecay",
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const G4double timeThresholdForRadioactiveDecays=-1.0);
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~G4RadioactiveDecay() override;
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G4VParticleChange* DecayIt(const G4Track& theTrack,
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const G4Step& theStep) override;
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void ProcessDescription(std::ostream& outFile) const override;
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// Set the decay biasing scheme using the data in "filename"
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void SetDecayBias(const G4String& filename);
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// Set the half-life threshold for isomer production
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void SetHLThreshold(G4double hl) {halflifethreshold = hl;}
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void SetSourceTimeProfile(const G4String& filename);
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// Set source exposure function using histograms in "filename"
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G4bool IsRateTableReady(const G4ParticleDefinition &);
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// Returns true if the coefficient and decay time table for all the
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// descendants of the specified isotope are ready.
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// used in VR decay mode only
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void CalculateChainsFromParent(const G4ParticleDefinition&);
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// Calculates the coefficient and decay time table for all the descendents
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// of the specified isotope. Adds the calculated table to the private data
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// member "theParentChainTable".
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// used in VR decay mode only
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void GetChainsFromParent(const G4ParticleDefinition&);
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// Used to retrieve the coefficient and decay time table for all the
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// descendants of the specified isotope from "theParentChainTable"
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// and place it in "chainsFromParent".
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// used in VR decay mode only
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void SetDecayRate(G4int,G4int,G4double, G4int, std::vector<G4double>&,
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std::vector<G4double>&);
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// Sets "theDecayRate" with data supplied in the arguements.
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// used in VR decay mode only
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std::vector<G4RadioactivityTable*>& GetTheRadioactivityTables()
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{return theRadioactivityTables;}
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// Return vector of G4Radioactivity map - should be used in VR mode only
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// Controls whether G4RadioactiveDecay runs in analogue mode or
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// variance reduction mode. SetBRBias, SetSplitNuclei and
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// SetSourceTimeProfile all turn off analogue mode and use VR mode
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inline void SetAnalogueMonteCarlo (G4bool r) {
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AnalogueMC = r;
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}
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// Returns true if the simulation is an analogue Monte Carlo, and false if
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// any of the biassing schemes have been selected.
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inline G4bool IsAnalogueMonteCarlo () {return AnalogueMC;}
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// Sets whether branching ration bias scheme applies.
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inline void SetBRBias(G4bool r) {
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BRBias = r;
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AnalogueMC = false;
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}
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// Sets the number of times a nucleus will decay when biased
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inline void SetSplitNuclei(G4int r) {
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NSplit = r;
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AnalogueMC = false;
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}
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// Returns the nuclear splitting number
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inline G4int GetSplitNuclei () {return NSplit;}
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G4RadioactiveDecay(const G4RadioactiveDecay& right) = delete;
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G4RadioactiveDecay& operator=(const G4RadioactiveDecay& right) = delete;
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protected:
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G4double ConvolveSourceTimeProfile(const G4double, const G4double);
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G4double GetDecayTime();
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G4int GetDecayTimeBin(const G4double aDecayTime);
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G4double GetMeanLifeTime(const G4Track& theTrack,
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G4ForceCondition* condition) override;
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//Add gamma,Xray,conversion,and auger electrons for bias mode
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void AddDeexcitationSpectrumForBiasMode(G4ParticleDefinition* apartDef,
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G4double weight,
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G4double currenTime,
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std::vector<double>& weights_v,
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std::vector<double>& times_v,
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std::vector<G4DynamicParticle*>& secondaries_v);
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private:
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G4RadioactivationMessenger* theRadioactivationMessenger;
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G4bool AnalogueMC;
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G4bool BRBias;
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G4int NSplit;
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G4double halflifethreshold;
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G4int NSourceBin;
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G4double SBin[100];
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G4double SProfile[100];
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G4int NDecayBin;
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G4double DBin[100];
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G4double DProfile[100];
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G4RadioactiveDecayRatesToDaughter ratesToDaughter;
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G4RadioactiveDecayRates theDecayRateVector;
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G4RadioactiveDecayChainsFromParent chainsFromParent;
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G4RadioactiveDecayParentChainTable theParentChainTable;
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// for the radioactivity tables
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std::vector<G4RadioactivityTable*> theRadioactivityTables;
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G4int decayWindows[100];
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};
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#endif
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