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This commit is contained in:
Gabriele Cosmo
2022-12-09 14:43:28 +01:00
parent c07cea1fe0
commit 9f34590941
3810 changed files with 200490 additions and 182326 deletions
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source/processes/hadronic/models/parton_string/diffraction/include/G4FTFParameters.hh
+12 -268
View File
@@ -32,273 +32,13 @@
#include <vector>
#include "G4Types.hh"
#include "G4Exp.hh"
#include "G4FTFTunings.hh"
class G4ParticleDefinition;
class G4VComponentCrossSection;
class G4LundStringFragmentation;
// NOTE: the settings are different for:
// * baryons projectile
// * anti-baryons projectile
// * pions (chg or pi0) projectile
// * kaons projectile (pdg = +/-321, 311, 130, or 310)
// * "undefined" projectile - nucleon assumed
class G4FTFParamCollection {
public:
//dtor
virtual ~G4FTFParamCollection() {}
// parameters of excitation
//
// Proc=0 --> Qexchg w/o excitation
//
double GetProc0A1() const { return fProc0A1; }
double GetProc0B1() const { return fProc0B1; }
double GetProc0A2() const { return fProc0A2; }
double GetProc0B2() const { return fProc0B2; }
double GetProc0A3() const { return fProc0A3; }
double GetProc0Atop() const { return fProc0Atop; }
double GetProc0Ymin() const { return fProc0Ymin; }
//
// Proc=1 --> Qexchg w/excitation
//
double GetProc1A1() const { return fProc1A1; }
double GetProc1B1() const { return fProc1B1; }
double GetProc1A2() const { return fProc1A2; }
double GetProc1B2() const { return fProc1B2; }
double GetProc1A3() const { return fProc1A3; }
double GetProc1Atop() const { return fProc1Atop; }
double GetProc1Ymin() const { return fProc1Ymin; }
//
// Proc=2 & Proc=3 in case ( AbsProjectileBaryonNumber > 1 || NumberOfTargetNucleons > 1 )
// Update: Proc=2 & Proc=3 in case ( AbsProjectileBaryonNumber > 10 || NumberOfTargetNucleons > 10 )
// (diffraction dissociation)
//
// Other parameters have a complex form for baryon projectile
// although they're just numbers for e.g. pions projectile
//
// Proc=2 --> Projectile diffraction
//
double GetProc2A1() const { return fProc2A1; }
double GetProc2B1() const { return fProc2B1; }
double GetProc2A2() const { return fProc2A2; }
double GetProc2B2() const { return fProc2B2; }
double GetProc2A3() const { return fProc2A3; }
double GetProc2Atop() const { return fProc2Atop; }
double GetProc2Ymin() const { return fProc2Ymin; }
//
// Proc=3 --> Target diffraction
//
double GetProc3A1() const { return fProc3A1; }
double GetProc3B1() const { return fProc3B1; }
double GetProc3A2() const { return fProc3A2; }
double GetProc3B2() const { return fProc3B2; }
double GetProc3A3() const { return fProc3A3; }
double GetProc3Atop() const { return fProc3Atop; }
double GetProc3Ymin() const { return fProc3Ymin; }
//
bool IsProjDiffDissociation() const { return fProjDiffDissociation; }
bool IsTgtDiffDissociation() const { return fTgtDiffDissociation; }
//
// Proc=4 --> Qexchg "w/additional multiplier" in excitation
//
double GetProc4A1() const { return fProc4A1; }
double GetProc4B1() const { return fProc4B1; }
double GetProc4A2() const { return fProc4A2; }
double GetProc4B2() const { return fProc4B2; }
double GetProc4A3() const { return fProc4A3; }
double GetProc4Atop() const { return fProc4Atop; }
double GetProc4Ymin() const { return fProc4Ymin; }
//
//
double GetDeltaProbAtQuarkExchange() const { return fDeltaProbAtQuarkExchange; }
double GetProbOfSameQuarkExchange() const { return fProbOfSameQuarkExchange; }
double GetProjMinDiffMass() const { return fProjMinDiffMass; }
double GetProjMinNonDiffMass() const { return fProjMinNonDiffMass; }
double GetTgtMinDiffMass() const { return fTgtMinDiffMass; }
double GetTgtMinNonDiffMass() const { return fTgtMinNonDiffMass; }
double GetAveragePt2() const { return fAveragePt2; }
double GetProbLogDistrPrD() const { return fProbLogDistrPrD; }
double GetProbLogDistr() const { return fProbLogDistr; }
// NOTE (JVY): There is also the Pt2Kind parameter but for now it's set to 0., so we'll leave it aside
// --> FIXME !!! --> void Get/SetBaryonMaxNumberOfCollisions( const double, const double ); // 1st is Plab, 2nd - D=2.
//
double GetNuclearProjDestructP1() const { return fNuclearProjDestructP1; }
bool IsNuclearProjDestructP1_NBRNDEP() const { return fNuclearProjDestructP1_NBRNDEP; }
double GetNuclearTgtDestructP1() const { return fNuclearTgtDestructP1; }
bool IsNuclearTgtDestructP1_ADEP() const { return fNuclearTgtDestructP1_ADEP; }
double GetNuclearProjDestructP2() const { return fNuclearProjDestructP2; }
double GetNuclearProjDestructP3() const { return fNuclearProjDestructP3; }
double GetNuclearTgtDestructP2() const { return fNuclearTgtDestructP2; }
double GetNuclearTgtDestructP3() const { return fNuclearTgtDestructP3; }
double GetPt2NuclearDestructP1() const { return fPt2NuclearDestructP1; }
double GetPt2NuclearDestructP2() const { return fPt2NuclearDestructP2; }
double GetPt2NuclearDestructP3() const { return fPt2NuclearDestructP3; }
double GetPt2NuclearDestructP4() const { return fPt2NuclearDestructP4; }
//
// separately for baryons, mesons, etc.
//
double GetR2ofNuclearDestruct() const { return fR2ofNuclearDestruct; }
double GetExciEnergyPerWoundedNucleon() const { return fExciEnergyPerWoundedNucleon; }
double GetDofNuclearDestruct() const { return fDofNuclearDestruct; }
double GetMaxPt2ofNuclearDestruct() const { return fMaxPt2ofNuclearDestruct; }
protected:
// ctor
G4FTFParamCollection();
// parameters of excitation
//
//
// these are for Inelastic interactions, i.e. Xinelastic=(Xtotal-Xelastix)>0.
// for elastic, all the A's & B's, Atop & Ymin are zeros
// general formula: Pp = A1*exp(B1*Y) + A2*exp(B2*Y) + A3
// but if Y<Ymin, then Pp=max(0.,Atop)
// for details, see also G4FTFParameters::GetProcProb( ProcN, y )
//
// Proc=0 --> Qexchg w/o excitation
double fProc0A1; // D=13.71
double fProc0B1; // D=1.75
double fProc0A2; // D=-30.69 (or -214.5 as in Doc ?)
double fProc0B2; // D=3. ( or 4. as in Doc ?)
double fProc0A3; // D=0.
double fProc0Atop; // D=1. ( or 0.5 as in Doc ?)
double fProc0Ymin; // D=0.93 (or 1.1 as in Doc ?)
// Proc=1 --> Qexchg w/excitation
double fProc1A1; // D=25.
double fProc1B1; // D=1.
double fProc1A2; // D=-50.34
double fProc1B2; // D=1.5
double fProc1A3; // D=0.
double fProc1Atop; // D=0.
double fProc1Ymin; // D=1.4
//
// NOTE: Proc #2 & 3 are projectile & target diffraction
// they have more complex definition of A1 & A2
// for *baryons* although they're just numbers for pions
// (example for baryons below)
// SetParams( 2, 6.0/Xinel, 0.0 ,-6.0/Xinel*16.28, 3.0 , 0.0, 0.0 , 0.93);// Projectile diffraction
// SetParams( 3, 6.0/Xinel, 0.0 ,-6.0/Xinel*16.28, 3.0 , 0.0, 0.0 , 0.93);// Target diffraction
//
// Also, for ( AbsProjectileBaryonNumber > 1 || NumberOfTargetNucleons > 1 )
// projectile and/or target diffraction (dissociation) may be switched ON/OFF
bool fProjDiffDissociation;
bool fTgtDiffDissociation;
// Proc=2 --> Projectile diffraction
double fProc2A1;
double fProc2B1;
double fProc2A2;
double fProc2B2;
double fProc2A3;
double fProc2Atop;
double fProc2Ymin;
// Proc=3 --> Target diffraction
double fProc3A1;
double fProc3B1;
double fProc3A2;
double fProc3B2;
double fProc3A3;
double fProc3Atop;
double fProc3Ymin;
// Proc=4 --> Qexchg w/additional multiplier in excitation
double fProc4A1; // D=0.6 (or 1. as in Doc ?)
double fProc4B1; // D=0.
double fProc4A2; // D=-1.2 (or -2.01 as in Doc ?)
double fProc4B2; // D=0.5
double fProc4A3; // D=0.
double fProc4Atop; // D=0.
double fProc4Ymin; // D=1.4
//
// parameters of participating baryon excitation
// NOTE: baryon ot HADRON ???
// NOTE: this parameters (as C++ class data members) are used for all types of hadrons
// but the values for a specific group of particles can be are different from
// another group of particles
// the defaults listed under coments are for baryons,
// and they may be different or the same for other hadrons (e.g. mesons)
//
double fDeltaProbAtQuarkExchange; // D=0.
double fProbOfSameQuarkExchange; // D=0. if A<=26, otherwise D=1.
double fProjMinDiffMass; // projectile, D=1.16GeV
double fProjMinNonDiffMass; // projectile, D=1.16GeV
double fTgtMinDiffMass; // target, D=1.16GeV
double fTgtMinNonDiffMass; // target, D=1.16GeV
double fAveragePt2; // D=0.3GeV**2 ( or 0.15 as in the Doc ???)
double fProbLogDistrPrD; // D=0.55 (or 0.6 ??? or 0.3 ???)
double fProbLogDistr; // D=0.55 (or 0.6 ??? or 0.3 ???)
// parameters of nuclear distruction
//
// NOTE (JVY): there're 3 cases here:
// * baryon projectile
// * anti-baryon projectile
// * meson projectile
//
// double fBaryonMaxNumberOfCollisions; // D=2.
// void SetBaryonProbOfInteraction( const double ); // ??? this is prob. of inelastic interaction
// that is set internally based on certain conditions...
// general (i.e. for used for baryons,anti-baryons, and mesons)
// NOTE: these parameters have stayed THE SAME for quite a while
double fNuclearProjDestructP1; // D=0.00481 in 10.3.ref04 !!!
// BUT !!! In 10.3.ref04 as well as in 10.2-seriesit's multiplied of AbsProjectileBaryonNumber
// which somehow is 0 for the proton projectile (see in 10.3.ref04 around lines 130-140 In G4FTFParameters.cc).
// For the target destr. it's multipled by the number of target nucleons (12 for Carbon).
// In 10.3.p01 it's set to 1. FLAT OUT for both projectile & target, no multiplications, etc.
// Now, make default at 1.
bool fNuclearProjDestructP1_NBRNDEP;
double fNuclearTgtDestructP1; // Make D=1. as in 10.3.p01
bool fNuclearTgtDestructP1_ADEP;
double fNuclearProjDestructP2; // D=4.0
double fNuclearProjDestructP3; // D=2.1
double fNuclearTgtDestructP2; // D=4.0
double fNuclearTgtDestructP3; // D=2.1
//
double fPt2NuclearDestructP1; // D=0.035
double fPt2NuclearDestructP2; // D=0.04
double fPt2NuclearDestructP3; // D=4.0
double fPt2NuclearDestructP4; // D=2.5
// baryons... well, in fact also mesons...
double fR2ofNuclearDestruct; // D=1.5*fermi*fermi
double fExciEnergyPerWoundedNucleon; // D=40MeV
double fDofNuclearDestruct; // D=0.3
// NOTE: this parameter has changed from 1. to 9. between 10.2 and 10.4.ref04 !!!
// ... but that's for baryons !
// ... while for mesons it's 1GeV**2
double fMaxPt2ofNuclearDestruct; // D=9GeV**2
};
class G4FTFParamCollBaryonProj : public G4FTFParamCollection {
public:
// ctor
G4FTFParamCollBaryonProj();
};
class G4FTFParamCollMesonProj : public G4FTFParamCollection {
public:
// ctor
G4FTFParamCollMesonProj();
};
class G4FTFParamCollPionProj : public G4FTFParamCollMesonProj {
public:
// ctor
G4FTFParamCollPionProj();
};
class G4FTFParameters {
public:
G4FTFParameters();
@@ -471,13 +211,17 @@ class G4FTFParameters {
void Reset();
// JVY, July 31, 2017: encapsulates (current set of) parameters for the baryon projectile
//
G4FTFParamCollBaryonProj fParCollBaryonProj;
// JVY, Feb 14, 2019: encapsulates (current set of) parameters for meson/pion (+/-/0) projectile
G4FTFParamCollMesonProj fParCollMesonProj;
G4FTFParamCollPionProj fParCollPionProj;
// Different sets of parameters (called "tunes") of the FTF model are possible.
// These tunes are kept as std::array - instead of std::vector - members of this class,
// because their size is fixed during a run, and expected to be small.
// For the time being, separate parameters are kept for "baryons", "pions", and
// the rest of "mesons"; if in the future we make more distinctions between
// projectile types (e.g. kaons, anti-baryon, hyperons, etc.), then corresponding
// new arrays will be introduced. In all cases, the size of these arrays is the
// same (and kept as a static constant in the singleton G4FTFTunings).
std::array< G4FTFParamCollBaryonProj, G4FTFTunings::sNumberOfTunes > fArrayParCollBaryonProj;
std::array< G4FTFParamCollMesonProj, G4FTFTunings::sNumberOfTunes > fArrayParCollMesonProj;
std::array< G4FTFParamCollPionProj, G4FTFTunings::sNumberOfTunes > fArrayParCollPionProj;
// Glauber-Gribov hN x-section
G4VComponentCrossSection* csGGinstance;