Gabriele Cosmo
485 lines
16 KiB
C++
485 lines
16 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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// $Id: G4FTFParameters.hh 74627 2013-10-17 07:04:38Z gcosmo $
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// GEANT4 tag $Name: $
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//
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#ifndef G4FTFParameters_h
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#define G4FTFParameters_h 1
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#include <CLHEP/Units/SystemOfUnits.h>
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#include "G4Proton.hh"
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#include "G4Neutron.hh"
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#include "G4ChipsComponentXS.hh"
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class G4FTFParameters {
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public:
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G4FTFParameters( const G4ParticleDefinition* , G4int theA, G4int theZ, G4double s );
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~G4FTFParameters();
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// Set geometrical parameteres
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void SethNcmsEnergy( const G4double s );
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void SetTotalCrossSection( const G4double Xtotal );
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void SetElastisCrossSection( const G4double Xelastic );
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void SetInelasticCrossSection( const G4double Xinelastic );
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void SetProbabilityOfElasticScatt( const G4double Xtotal, const G4double Xelastic );
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void SetProbabilityOfElasticScatt( const G4double aValue );
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void SetProbabilityOfAnnihilation( const G4double aValue );
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void SetRadiusOfHNinteractions2( const G4double Radius2 );
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void SetSlope( const G4double Slope );
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void SetGamma0( const G4double Gamma0 );
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G4double GammaElastic( const G4double impactsquare );
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// Set parameters of elastic scattering
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void SetAvaragePt2ofElasticScattering( const G4double aPt2 );
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// Set parameters of excitations
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void SetParams( const G4int ProcN,
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const G4double A1, const G4double B1, const G4double A2, const G4double B2,
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const G4double A3, const G4double Atop, const G4double Ymin );
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void SetDeltaProbAtQuarkExchange( const G4double aValue );
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void SetProbOfSameQuarkExchange( const G4double aValue );
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void SetProjMinDiffMass( const G4double aValue );
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void SetProjMinNonDiffMass( const G4double aValue );
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void SetProbabilityOfProjDiff( const G4double aValue );
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void SetTarMinDiffMass( const G4double aValue );
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void SetTarMinNonDiffMass( const G4double aValue );
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void SetProbabilityOfTarDiff( const G4double aValue );
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void SetAveragePt2( const G4double aValue );
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void SetProbLogDistr( const G4double aValue );
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// Set parameters of a string kink
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void SetPt2Kink( const G4double aValue );
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void SetQuarkProbabilitiesAtGluonSplitUp( const G4double Puubar, const G4double Pddbar,
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const G4double Pssbar );
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// Set parameters of nuclear destruction
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void SetMaxNumberOfCollisions( const G4double aValue, const G4double bValue );
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void SetProbOfInteraction( const G4double aValue );
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void SetCofNuclearDestruction( const G4double aValue );
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void SetR2ofNuclearDestruction( const G4double aValue );
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void SetExcitationEnergyPerWoundedNucleon( const G4double aValue );
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void SetDofNuclearDestruction( const G4double aValue );
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void SetPt2ofNuclearDestruction( const G4double aValue );
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void SetMaxPt2ofNuclearDestruction( const G4double aValue );
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// Get geometrical parameteres
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G4double GetTotalCrossSection();
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G4double GetElasticCrossSection();
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G4double GetInelasticCrossSection();
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G4double GetProbabilityOfInteraction( const G4double impactsquare );
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G4double GetInelasticProbability( const G4double impactsquare );
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G4double GetProbabilityOfElasticScatt();
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G4double GetSlope();
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G4double GetProbabilityOfAnnihilation();
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// Get parameters of elastic scattering
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G4double GetAvaragePt2ofElasticScattering();
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// Get parameters of excitations
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G4double GetProcProb( const G4int ProcN, const G4double y );
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G4double GetDeltaProbAtQuarkExchange();
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G4double GetProbOfSameQuarkExchange();
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G4double GetProjMinDiffMass();
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G4double GetProjMinNonDiffMass();
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G4double GetTarMinDiffMass();
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G4double GetTarMinNonDiffMass();
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G4double GetAveragePt2();
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G4double GetProbLogDistr();
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// Get parameters of a string kink
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G4double GetPt2Kink();
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std::vector< G4double > GetQuarkProbabilitiesAtGluonSplitUp();
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// Get parameters of nuclear destruction
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G4double GetMaxNumberOfCollisions();
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G4double GetProbOfInteraction();
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G4double GetCofNuclearDestruction();
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G4double GetR2ofNuclearDestruction();
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G4double GetExcitationEnergyPerWoundedNucleon();
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G4double GetDofNuclearDestruction();
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G4double GetPt2ofNuclearDestruction();
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G4double GetMaxPt2ofNuclearDestruction();
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//private:
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G4FTFParameters();
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// Initial energy of hN interactions
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G4double FTFhNcmsEnergy; // Initial hN CMS energy
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// hN cross section manager
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G4ChipsComponentXS* FTFxsManager;
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// Geometrical parameteres
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G4double FTFXtotal; // Total X in mb
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G4double FTFXelastic; // Elastic X in mb
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G4double FTFXinelastic; // Inelastic X in mb
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G4double FTFXannihilation; // Annihilation X in mb
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G4double ProbabilityOfAnnihilation; // Xannih/Xinelast
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G4double ProbabilityOfElasticScatt; // Xel/Xtot
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G4double RadiusOfHNinteractions2; // Xtot/pi, in fm^2
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G4double FTFSlope; // in fm^-1
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G4double AvaragePt2ofElasticScattering; // in MeV^2
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G4double FTFGamma0;
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// Parameters of excitations
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G4double ProcParams[4][7];
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G4double DeltaProbAtQuarkExchange;
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G4double ProbOfSameQuarkExchange;
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G4double ProjMinDiffMass;
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G4double ProjMinNonDiffMass;
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G4double TarMinDiffMass;
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G4double TarMinNonDiffMass;
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G4double AveragePt2;
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G4double ProbLogDistr;
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// Parameters of kink
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G4double Pt2kink;
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std::vector< G4double > QuarkProbabilitiesAtGluonSplitUp;
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// Parameters of nuclear destruction
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G4double MaxNumberOfCollisions;
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G4double ProbOfInelInteraction;
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G4double CofNuclearDestruction; // Cnd of nuclear destruction
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G4double R2ofNuclearDestruction; // R2nd
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G4double ExcitationEnergyPerWoundedNucleon;
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G4double DofNuclearDestruction; // D for momentum sampling
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G4double Pt2ofNuclearDestruction; // Pt2
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G4double MaxPt2ofNuclearDestruction; // Max Pt2
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// G4-MT changes
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private:
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static G4ThreadLocal bool chipsComponentXSisInitialized;
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static G4ThreadLocal G4ChipsComponentXS* chipsComponentXSinstance;
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};
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inline G4double G4FTFParameters::GammaElastic( const G4double impactsquare ) {
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return ( FTFGamma0 * std::exp( -FTFSlope * impactsquare ) );
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}
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inline void G4FTFParameters::SethNcmsEnergy( const G4double S ) {
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FTFhNcmsEnergy = S;
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}
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// Set geometrical parameteres
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inline void G4FTFParameters::SetTotalCrossSection( const G4double Xtotal ) {
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FTFXtotal = Xtotal;
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}
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inline void G4FTFParameters::SetElastisCrossSection( const G4double Xelastic ) {
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FTFXelastic = Xelastic;
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}
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inline void G4FTFParameters::SetInelasticCrossSection( const G4double Xinelastic ) {
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FTFXinelastic = Xinelastic;
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}
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inline void G4FTFParameters::SetProbabilityOfElasticScatt( const G4double Xtotal,
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const G4double Xelastic ) {
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if ( Xtotal == 0.0 ) {
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ProbabilityOfElasticScatt = 0.0;
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} else {
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ProbabilityOfElasticScatt = Xelastic / Xtotal;
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}
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}
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inline void G4FTFParameters::SetProbabilityOfElasticScatt( const G4double aValue ) {
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ProbabilityOfElasticScatt = aValue;
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}
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inline void G4FTFParameters::SetProbabilityOfAnnihilation( const G4double aValue ) {
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ProbabilityOfAnnihilation = aValue;
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}
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inline void G4FTFParameters::SetRadiusOfHNinteractions2( const G4double Radius2 ) {
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RadiusOfHNinteractions2 = Radius2;
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}
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inline void G4FTFParameters::SetSlope( const G4double Slope ) {
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FTFSlope = 12.84 / Slope; // Slope is in GeV^-2, FTFSlope in fm^-2
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}
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inline void G4FTFParameters::SetGamma0( const G4double Gamma0 ) {
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FTFGamma0 = Gamma0;
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}
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// Set parameters of elastic scattering
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inline void G4FTFParameters::SetAvaragePt2ofElasticScattering( const G4double aPt2 ) {
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AvaragePt2ofElasticScattering = aPt2;
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}
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// Set parameters of excitations
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inline void G4FTFParameters::SetParams( const G4int ProcN,
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const G4double A1, const G4double B1, const G4double A2,
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const G4double B2, const G4double A3, const G4double Atop,
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const G4double Ymin ) {
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ProcParams[ProcN][0] = A1; ProcParams[ProcN][1] = B1;
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ProcParams[ProcN][2] = A2; ProcParams[ProcN][3] = B2;
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ProcParams[ProcN][4] = A3;
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ProcParams[ProcN][5] = Atop; ProcParams[ProcN][6] = Ymin;
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}
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inline void G4FTFParameters::SetDeltaProbAtQuarkExchange( const G4double aValue ) {
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DeltaProbAtQuarkExchange = aValue;
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}
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inline void G4FTFParameters::SetProbOfSameQuarkExchange( const G4double aValue ) {
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ProbOfSameQuarkExchange = aValue;
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}
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inline void G4FTFParameters::SetProjMinDiffMass( const G4double aValue ) {
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ProjMinDiffMass = aValue*CLHEP::GeV;
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}
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inline void G4FTFParameters::SetProjMinNonDiffMass( const G4double aValue ) {
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ProjMinNonDiffMass = aValue*CLHEP::GeV;
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}
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inline void G4FTFParameters::SetTarMinDiffMass( const G4double aValue ) {
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TarMinDiffMass = aValue*CLHEP::GeV;
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}
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inline void G4FTFParameters::SetTarMinNonDiffMass( const G4double aValue ) {
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TarMinNonDiffMass = aValue*CLHEP::GeV;
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}
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inline void G4FTFParameters::SetAveragePt2( const G4double aValue ) {
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AveragePt2 = aValue*CLHEP::GeV*CLHEP::GeV;
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}
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inline void G4FTFParameters::SetProbLogDistr( const G4double aValue ) {
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ProbLogDistr = aValue;
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}
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// Set parameters of a string kink
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inline void G4FTFParameters::SetPt2Kink( const G4double aValue ) {
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Pt2kink = aValue;
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}
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inline void G4FTFParameters::SetQuarkProbabilitiesAtGluonSplitUp( const G4double Puubar,
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const G4double Pddbar,
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const G4double Pssbar ) {
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QuarkProbabilitiesAtGluonSplitUp.push_back( Puubar );
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QuarkProbabilitiesAtGluonSplitUp.push_back( Puubar + Pddbar );
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QuarkProbabilitiesAtGluonSplitUp.push_back( Puubar + Pddbar + Pssbar );
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}
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// Set parameters of nuclear destruction
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inline void G4FTFParameters::SetMaxNumberOfCollisions( const G4double Plab,
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const G4double Pbound ) {
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if ( Plab > Pbound ) {
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MaxNumberOfCollisions = Plab/Pbound;
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SetProbOfInteraction( -1.0 );
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} else {
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//MaxNumberOfCollisions = -1.0;
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//SetProbOfInteraction( std::exp( 0.25*(Plab-Pbound) ) );
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MaxNumberOfCollisions = 1;
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SetProbOfInteraction( -1.0 );
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}
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}
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inline void G4FTFParameters::SetProbOfInteraction( const G4double aValue ) {
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ProbOfInelInteraction = aValue;
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}
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inline void G4FTFParameters::SetCofNuclearDestruction( const G4double aValue ) {
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CofNuclearDestruction = aValue;
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}
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inline void G4FTFParameters::SetR2ofNuclearDestruction( const G4double aValue ) {
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R2ofNuclearDestruction = aValue;
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}
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inline void G4FTFParameters::SetExcitationEnergyPerWoundedNucleon( const G4double aValue ) {
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ExcitationEnergyPerWoundedNucleon = aValue;
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}
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inline void G4FTFParameters::SetDofNuclearDestruction( const G4double aValue ) {
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DofNuclearDestruction = aValue;
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}
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inline void G4FTFParameters::SetPt2ofNuclearDestruction( const G4double aValue ) {
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Pt2ofNuclearDestruction = aValue;
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}
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inline void G4FTFParameters::SetMaxPt2ofNuclearDestruction( const G4double aValue ) {
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MaxPt2ofNuclearDestruction = aValue;
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}
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// Get geometrical parameteres
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inline G4double G4FTFParameters::GetTotalCrossSection() {
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return FTFXtotal;
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}
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inline G4double G4FTFParameters::GetElasticCrossSection() {
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return FTFXelastic;
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}
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inline G4double G4FTFParameters::GetInelasticCrossSection() {
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return FTFXinelastic;
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}
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inline G4double G4FTFParameters::GetSlope() {
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return FTFSlope;
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}
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inline G4double G4FTFParameters::GetProbabilityOfInteraction( const G4double impactsquare ) {
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if ( RadiusOfHNinteractions2 > impactsquare ) {
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return 1.0;
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} else {
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return 0.0;
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}
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}
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inline G4double G4FTFParameters::GetProbabilityOfElasticScatt() {
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return ProbabilityOfElasticScatt;
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}
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inline G4double G4FTFParameters::GetInelasticProbability( const G4double impactsquare ) {
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G4double Gamma = GammaElastic( impactsquare );
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return 2*Gamma - Gamma*Gamma;
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}
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inline G4double G4FTFParameters::GetProbabilityOfAnnihilation() {
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return ProbabilityOfAnnihilation;
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}
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// Get parameters of elastic scattering
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inline G4double G4FTFParameters::GetAvaragePt2ofElasticScattering() {
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return AvaragePt2ofElasticScattering;
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}
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// Get parameters of excitations
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inline G4double G4FTFParameters::GetDeltaProbAtQuarkExchange() {
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return DeltaProbAtQuarkExchange;
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}
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inline G4double G4FTFParameters::GetProbOfSameQuarkExchange() {
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return ProbOfSameQuarkExchange;
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}
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inline G4double G4FTFParameters::GetProjMinDiffMass() {
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return ProjMinDiffMass;
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}
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inline G4double G4FTFParameters::GetProjMinNonDiffMass() {
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return ProjMinNonDiffMass;
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}
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inline G4double G4FTFParameters::GetTarMinDiffMass() {
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return TarMinDiffMass;
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}
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inline G4double G4FTFParameters::GetTarMinNonDiffMass() {
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return TarMinNonDiffMass;
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}
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inline G4double G4FTFParameters::GetAveragePt2() {
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return AveragePt2;
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}
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inline G4double G4FTFParameters::GetProbLogDistr() {
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return ProbLogDistr;
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}
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// Get parameters of a string kink
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inline G4double G4FTFParameters::GetPt2Kink() {
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return Pt2kink;
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}
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inline std::vector< G4double > G4FTFParameters::GetQuarkProbabilitiesAtGluonSplitUp() {
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return QuarkProbabilitiesAtGluonSplitUp;
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}
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// Get parameters of nuclear destruction
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inline G4double G4FTFParameters::GetMaxNumberOfCollisions() {
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return MaxNumberOfCollisions;
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}
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inline G4double G4FTFParameters::GetProbOfInteraction() {
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return ProbOfInelInteraction;
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}
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inline G4double G4FTFParameters::GetCofNuclearDestruction() {
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return CofNuclearDestruction;
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}
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inline G4double G4FTFParameters::GetR2ofNuclearDestruction() {
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return R2ofNuclearDestruction;
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}
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inline G4double G4FTFParameters::GetExcitationEnergyPerWoundedNucleon() {
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return ExcitationEnergyPerWoundedNucleon;
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}
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inline G4double G4FTFParameters::GetDofNuclearDestruction() {
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return DofNuclearDestruction;
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}
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inline G4double G4FTFParameters::GetPt2ofNuclearDestruction() {
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return Pt2ofNuclearDestruction;
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}
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inline G4double G4FTFParameters::GetMaxPt2ofNuclearDestruction() {
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return MaxPt2ofNuclearDestruction;
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}
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#endif
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