Gabriele Cosmo
196 lines
6.1 KiB
C++
196 lines
6.1 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: G4ExcitedNucleonConstructor.hh,v 1.6 2006/06/29 19:26:40 gunter Exp $
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// GEANT4 tag $Name: geant4-09-01 $
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//
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//
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// --------------------------------------------------------------
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// GEANT 4 class implementation file
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//
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// History: first implementation, based on object model of
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// 10 oct 1998 H.Kurashige
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// ---------------------------------------------------------------
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#ifndef G4ExcitedNucleonConstructor_h
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#define G4ExcitedNucleonConstructor_h 1
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#include "globals.hh"
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#include "G4ios.hh"
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#include "G4ExcitedBaryonConstructor.hh"
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class G4ExcitedNucleonConstructor: public G4ExcitedBaryonConstructor
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{
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//This class is a utility class for construction
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//short lived particles
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public:
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G4ExcitedNucleonConstructor();
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virtual ~G4ExcitedNucleonConstructor();
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protected:
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virtual G4int GetEncoding(G4int iIsoSpin3, G4int idxState);
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protected:
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virtual G4bool Exist( G4int ){return true;}
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virtual G4int GetQuarkContents(G4int, G4int);
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virtual G4String GetName(G4int iIso3, G4int iState);
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virtual G4String GetMultipletName(G4int iState);
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virtual G4double GetMass(G4int iState);
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virtual G4double GetWidth(G4int iState);
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virtual G4int GetiSpin(G4int iState);
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virtual G4int GetiParity(G4int iState);
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virtual G4int GetEncodingOffset(G4int iState);
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virtual G4DecayTable* CreateDecayTable(const G4String& name,
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G4int iIso3, G4int iState,
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G4bool fAnti = false);
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private:
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G4DecayTable* AddNGammaMode( G4DecayTable* table, const G4String& name,
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G4double br, G4int iIso3, G4bool fAnti);
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G4DecayTable* AddNPiMode( G4DecayTable* table, const G4String& name,
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G4double br, G4int iIso3, G4bool fAnti);
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G4DecayTable* AddNEtaMode( G4DecayTable* table, const G4String& name,
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G4double br, G4int iIso3, G4bool fAnti);
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G4DecayTable* AddNOmegaMode( G4DecayTable* table, const G4String& name,
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G4double br, G4int iIso3, G4bool fAnti);
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G4DecayTable* AddNRhoMode( G4DecayTable* table, const G4String& name,
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G4double br, G4int iIso3, G4bool fAnti);
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G4DecayTable* AddN2PiMode( G4DecayTable* table, const G4String& name,
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G4double br, G4int iIso3, G4bool fAnti);
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G4DecayTable* AddDeltaPiMode( G4DecayTable* table, const G4String& name,
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G4double br, G4int iIso3, G4bool fAnti);
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G4DecayTable* AddNStarPiMode( G4DecayTable* table, const G4String& name,
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G4double br, G4int iIso3, G4bool fAnti);
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G4DecayTable* AddLambdaKMode( G4DecayTable* table, const G4String& name,
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G4double br, G4int iIso3, G4bool fAnti);
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public:
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enum { NStates = 15 };
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private:
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enum { NucleonIsoSpin = 1 };
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private:
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static const char* name[ NStates ];
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static const G4double mass[ NStates ];
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static const G4double width[ NStates ];
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static const G4int iSpin[ NStates ];
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static const G4int iParity[ NStates ];
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static const G4int encodingOffset[ NStates ];
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public:
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enum { NumberOfDecayModes = 9 };
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private:
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enum { NGamma=0, NPi=1, NEta=2, NOmega=3, NRho=4,
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N2Pi=5, DeltaPi=6, NStarPi=7, LambdaK = 8 };
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private:
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static const G4double bRatio[ NStates ][ NumberOfDecayModes];
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};
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inline
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G4double G4ExcitedNucleonConstructor::GetMass(G4int iState)
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{
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return mass[iState];
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}
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inline
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G4double G4ExcitedNucleonConstructor::GetWidth(G4int iState)
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{
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return width[iState];
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}
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inline
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G4int G4ExcitedNucleonConstructor::GetiSpin(G4int iState)
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{
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return iSpin[iState];
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}
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inline
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G4int G4ExcitedNucleonConstructor::GetiParity(G4int iState)
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{
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return iParity[iState];
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}
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inline
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G4int G4ExcitedNucleonConstructor::GetEncodingOffset(G4int iState)
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{
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return encodingOffset[iState];
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}
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inline
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G4int G4ExcitedNucleonConstructor::GetQuarkContents(G4int iQ, G4int iIso3)
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{
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// Quark contents
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// iIso3 = -1 : udd
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// iIso3 = +1 : uud
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G4int quark=0;
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if ( iQ == 0 ){
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// u-quark
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quark = 2;
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} else if ( iQ == 2 ){
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// d-quark
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quark = 1;
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} else {
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if ( iIso3 == -1 ){
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// d-quark
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quark = 1;
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} else {
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// u-quark
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quark = 2;
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}
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}
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return quark;
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}
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inline
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G4String G4ExcitedNucleonConstructor::GetMultipletName(G4int iState)
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{
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return name[iState];
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}
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inline
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G4String G4ExcitedNucleonConstructor::GetName(G4int iIso3, G4int iState)
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{
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G4String particle = name[iState];
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if ( iIso3 == -1 ){
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particle += "0";
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} else {
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particle += "+";
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}
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return particle;
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}
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#endif
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