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This commit is contained in:
Gabriele Cosmo
2020-12-04 12:30:43 +01:00
parent 67ba86d073
commit dab42d2018
3770 changed files with 226369 additions and 286486 deletions
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source/processes/hadronic/models/parton_string/diffraction/src/G4FTFAnnihilation.cc
+52 -52
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@@ -182,45 +182,45 @@ G4bool G4FTFAnnihilation::Annihilate( G4VSplitableHadron* projectile,
G4bool isUnknown = false;
if ( TargetPDGcode == 2212 || TargetPDGcode == 2214 ) { // Target proton or Delta+
if ( ProjectilePDGcode == -2212 || ProjectilePDGcode == -2214 ) {
if ( ProjectilePDGcode == -2212 || ProjectilePDGcode == -2214 ) { // anti_proton or anti_Delta+
X_b *= 5.0; X_c *= 5.0; X_d *= 6.0; // Pbar P
} else if ( ProjectilePDGcode == -2112 || ProjectilePDGcode == -2114 ) {
} else if ( ProjectilePDGcode == -2112 || ProjectilePDGcode == -2114 ) { // anti_neutron or anti_Delta0
X_b *= 4.0; X_c *= 4.0; X_d *= 4.0; // NeutrBar P
} else if ( ProjectilePDGcode == -3122 || ProjectilePDGcode == -3124 ) {
} else if ( ProjectilePDGcode == -3122 ) { // anti_Lambda (no anti_Lambda* in PDG)
X_b *= 3.0; X_c *= 3.0; X_d *= 2.0; // LambdaBar P
} else if ( ProjectilePDGcode == -3112 || ProjectilePDGcode == -3114 ) {
} else if ( ProjectilePDGcode == -3112 ) { // anti_Sigma- (no anti_Sigma*- in G4)
X_b *= 2.0; X_c *= 2.0; X_d *= 0.0; // Sigma-Bar P
} else if ( ProjectilePDGcode == -3212 || ProjectilePDGcode == -3214 ) {
} else if ( ProjectilePDGcode == -3212 ) { // anti_Sigma0 (no anti_Sigma*0 in G4)
X_b *= 3.0; X_c *= 3.0; X_d *= 2.0; // Sigma0Bar P
} else if ( ProjectilePDGcode == -3222 || ProjectilePDGcode == -3224 ) {
} else if ( ProjectilePDGcode == -3222 ) { // anti_Sigma+ (no anti_Sigma*+ in G4)
X_b *= 4.0; X_c *= 4.0; X_d *= 2.0; // Sigma+Bar P
} else if ( ProjectilePDGcode == -3312 || ProjectilePDGcode == -3314 ) {
} else if ( ProjectilePDGcode == -3312 ) { // anti_Xi- (no anti_Xi*- in G4)
X_b *= 1.0; X_c *= 1.0; X_d *= 0.0; // Xi-Bar P
} else if ( ProjectilePDGcode == -3322 || ProjectilePDGcode == -3324 ) {
} else if ( ProjectilePDGcode == -3322 ) { // anti_Xi0 (no anti_Xi*0 in G4)
X_b *= 2.0; X_c *= 2.0; X_d *= 0.0; // Xi0Bar P
} else if ( ProjectilePDGcode == -3334 ) {
} else if ( ProjectilePDGcode == -3334 ) { // anti_Omega- (no anti_Omega*- in PDG)
X_b *= 0.0; X_c *= 0.0; X_d *= 0.0; // Omega-Bar P
} else {
isUnknown = true;
}
} else if ( TargetPDGcode == 2112 || TargetPDGcode == 2114 ) { // Target neutron or Delta0
if ( ProjectilePDGcode == -2212 || ProjectilePDGcode == -2214 ) {
if ( ProjectilePDGcode == -2212 || ProjectilePDGcode == -2214 ) { // anti_proton or anti_Delta+
X_b *= 4.0; X_c *= 4.0; X_d *= 4.0; // Pbar N
} else if ( ProjectilePDGcode == -2112 || ProjectilePDGcode == -2114 ) {
} else if ( ProjectilePDGcode == -2112 || ProjectilePDGcode == -2114 ) { // anti_neutron or anti_Delta0
X_b *= 5.0; X_c *= 5.0; X_d *= 6.0; // NeutrBar N
} else if ( ProjectilePDGcode == -3122 || ProjectilePDGcode == -3124 ) {
} else if ( ProjectilePDGcode == -3122 ) { // anti_Lambda (no anti_Lambda* in PDG)
X_b *= 3.0; X_c *= 3.0; X_d *= 2.0; // LambdaBar N
} else if ( ProjectilePDGcode == -3112 || ProjectilePDGcode == -3114 ) {
X_b *= 4.0; X_c *= 4.0; X_d *= 2.0; // Sigma-Bar N
} else if ( ProjectilePDGcode == -3212 || ProjectilePDGcode == -3214 ) {
} else if ( ProjectilePDGcode == -3112 ) { // anti_Sigma- (no anti_Sigma*- in G4)
X_b *= 4.0; X_c *= 4.0; X_d *= 2.0; // Sigma-Bar N
} else if ( ProjectilePDGcode == -3212 ) { // anti_Sigma0 (no anti_Sigma*0 in G4)
X_b *= 3.0; X_c *= 3.0; X_d *= 2.0; // Sigma0Bar N
} else if ( ProjectilePDGcode == -3222 || ProjectilePDGcode == -3224 ) {
} else if ( ProjectilePDGcode == -3222 ) { // anti_Sigma+ (no anti_Sigma*+ in G4)
X_b *= 2.0; X_c *= 2.0; X_d *= 0.0; // Sigma+Bar N
} else if ( ProjectilePDGcode == -3312 || ProjectilePDGcode == -3314 ) {
} else if ( ProjectilePDGcode == -3312 ) { // anti_Xi- (no anti_Xi*- in G4)
X_b *= 2.0; X_c *= 2.0; X_d *= 0.0; // Xi-Bar N
} else if ( ProjectilePDGcode == -3322 || ProjectilePDGcode == -3324 ) {
} else if ( ProjectilePDGcode == -3322 ) { // anti_Xi0 (no anti_Xi*0 in G4)
X_b *= 1.0; X_c *= 1.0; X_d *= 0.0; // Xi0Bar N
} else if ( ProjectilePDGcode == -3334 ) {
} else if ( ProjectilePDGcode == -3334 ) { // anti_Omega- (no anti_Omega*- in PDG)
X_b *= 0.0; X_c *= 0.0; X_d *= 0.0; // Omega-Bar N
} else {
isUnknown = true;
@@ -310,7 +310,7 @@ Create3QuarkAntiQuarkStrings( G4VSplitableHadron* projectile,
// For simplicity only scalar is considered here.
G4int NewCode = 0, antiQuark = 0, quark = 0;
G4ParticleDefinition* TestParticle = nullptr;
for ( G4int iString = 0; iString < 3; iString++ ) { // Loop over the 3 string cases
for ( G4int iString = 0; iString < 3; ++iString ) { // Loop over the 3 string cases
if ( iString == 0 ) {
antiQuark = common.AQ[0]; quark = common.Q[0];
projectile->SplitUp();
@@ -380,20 +380,20 @@ Create3QuarkAntiQuarkStrings( G4VSplitableHadron* projectile,
G4int NumberOfTries = 0, loopCounter = 0;
const G4int maxNumberOfLoops = 1000;
do {
NumberOfTries++;
++NumberOfTries;
if ( NumberOfTries == 100*(NumberOfTries/100) ) {
// At large number of tries it would be better to reduce the values of <Pt^2>
ScaleFactor /= 2.0;
AveragePt2 *= ScaleFactor;
}
G4ThreeVector PtSum( 0.0, 0.0, 0.0 );
for ( G4int i = 0; i < 6; i++ ) {
for ( G4int i = 0; i < 6; ++i ) {
Quark_Mom [i] = GaussianPt( AveragePt2, maxPtSquare );
PtSum += Quark_Mom[i];
}
PtSum /= 6.0;
SumMt = 0.0;
for ( G4int i = 0; i < 6; i++ ) {
for ( G4int i = 0; i < 6; ++i ) {
Quark_Mom[i] -= PtSum;
ModMom2[i] = Quark_Mom[i].mag2();
SumMt += std::sqrt( ModMom2[i] + MassQ2 );
@@ -411,13 +411,13 @@ Create3QuarkAntiQuarkStrings( G4VSplitableHadron* projectile,
NumberOfTries = 0; loopCounter = 0;
do {
Success = true;
NumberOfTries++;
++NumberOfTries;
if ( NumberOfTries == 100*(NumberOfTries/100) ) {
// At large number of tries it would be better to reduce the values of Pt's
ScaleFactor /= 2.0;
}
G4double Alfa = 0.0, Beta = 0.0;
for ( G4int iCase = 0; iCase < 2; iCase++ ) { // anti-baryon (1st case), baryon (2nd case)
for ( G4int iCase = 0; iCase < 2; ++iCase ) { // anti-baryon (1st case), baryon (2nd case)
G4double x1 = 0.0, x2 = 0.0;
G4double r1 = G4UniformRand(), r2 = G4UniformRand();
if ( Alfa_R == 1.0 ) {
@@ -430,7 +430,7 @@ Create3QuarkAntiQuarkStrings( G4VSplitableHadron* projectile,
G4double x3 = 1.0 - x1 - x2;
G4int index = iCase*3; // 0 for anti-baryon, 3 for baryon
Quark_Mom[index].setZ( x1 ); Quark_Mom[index+1].setZ( x2 ); Quark_Mom[index+2].setZ( x3 );
for ( G4int i = 0; i < 3; i++ ) { // Loop over the 3 (anti-)quarks
for ( G4int i = 0; i < 3; ++i ) { // Loop over the 3 (anti-)quarks
if ( Quark_Mom[index+i].getZ() != 0.0 ) {
G4double val = ( ScaleFactor * ModMom2[index+i] + MassQ2 ) / Quark_Mom[index+i].getZ();
if ( iCase == 0 ) { // anti-baryon
@@ -459,11 +459,11 @@ Create3QuarkAntiQuarkStrings( G4VSplitableHadron* projectile,
}
G4double SqrtScaleF = std::sqrt( ScaleFactor );
for ( G4int iCase = 0; iCase < 2; iCase++ ) { // anti-baryon (1st case), baryon (2nd case)
for ( G4int iCase = 0; iCase < 2; ++iCase ) { // anti-baryon (1st case), baryon (2nd case)
G4int index = iCase*3; // 0 for anti-baryon, 3 for baryon
G4double w = WplusProjectile; // for anti-baryon
if ( iCase == 1 ) w = - WminusTarget; // for baryon
for ( G4int i = 0; i < 3; i++ ) {
for ( G4int i = 0; i < 3; ++i ) {
G4double Pz = w * Quark_Mom[index+i].getZ() / 2.0 -
( ScaleFactor * ModMom2[index+i] + MassQ2 ) /
( 2.0 * w * Quark_Mom[index+i].getZ() );
@@ -476,7 +476,7 @@ Create3QuarkAntiQuarkStrings( G4VSplitableHadron* projectile,
}
G4LorentzVector Pstring1, Pstring2, Pstring3;
G4double YstringMax = 0.0, YstringMin = 0.0;
for ( G4int i = 0; i < 3; i++ ) {
for ( G4int i = 0; i < 3; ++i ) {
G4ThreeVector tmp = Quark_Mom[i] + Quark_Mom[i+3];
G4LorentzVector Pstring( tmp, std::sqrt( Quark_Mom[i].mag2() + MassQ2 ) +
std::sqrt( Quark_Mom[i+3].mag2() + MassQ2 ) );
@@ -563,9 +563,9 @@ Create1DiquarkAntiDiquarkString( G4VSplitableHadron* projectile,
G4cout << "Process b, quark - anti-quark annihilation, di-q - anti-di-q string" << G4endl;
#endif
G4int CandidatsN = 0, CandAQ[9][2], CandQ[9][2];
for ( G4int iAQ = 0; iAQ < 3; iAQ++ ) { // index of the 3 constituent anti-quarks of the antibaryon projectile
for ( G4int iQ = 0; iQ < 3; iQ++ ) { // index of the 3 constituent quarks of the nucleon target
G4int CandidatsN = 0, CandAQ[9][2] = {}, CandQ[9][2] = {};
for ( G4int iAQ = 0; iAQ < 3; ++iAQ ) { // index of the 3 constituent anti-quarks of the antibaryon projectile
for ( G4int iQ = 0; iQ < 3; ++iQ ) { // index of the 3 constituent quarks of the nucleon target
if ( -common.AQ[iAQ] == common.Q[iQ] ) { // antiquark - quark that can annihilate
// Here "0", "1", "2" means, respectively, "first", "second" and "third" constituent
// of the (anti-baryon) projectile or (nucleon) target.
@@ -575,7 +575,7 @@ Create1DiquarkAntiDiquarkString( G4VSplitableHadron* projectile,
if ( iQ == 0 ) { CandQ[CandidatsN][0] = 1; CandQ[CandidatsN][1] = 2; }
if ( iQ == 1 ) { CandQ[CandidatsN][0] = 0; CandQ[CandidatsN][1] = 2; }
if ( iQ == 2 ) { CandQ[CandidatsN][0] = 0; CandQ[CandidatsN][1] = 1; }
CandidatsN++;
++CandidatsN;
}
}
}
@@ -658,10 +658,10 @@ Create2QuarkAntiQuarkStrings( G4VSplitableHadron* projectile,
<< G4endl;
#endif
G4int CandidatsN = 0, CandAQ[9][2], CandQ[9][2];
G4int CandidatsN = 0, CandAQ[9][2] = {}, CandQ[9][2] = {};
G4int LeftAQ1 = 0, LeftAQ2 = 0, LeftQ1 = 0, LeftQ2 = 0;
for ( G4int iAQ = 0; iAQ < 3; iAQ++ ) { // index of the 3 constituent anti-quarks of the antibaryon projectile
for ( G4int iQ = 0; iQ < 3; iQ++ ) { // index of the 3 constituent quarks of the nucleon target
for ( G4int iAQ = 0; iAQ < 3; ++iAQ ) { // index of the 3 constituent anti-quarks of the antibaryon projectile
for ( G4int iQ = 0; iQ < 3; ++iQ ) { // index of the 3 constituent quarks of the nucleon target
if ( -common.AQ[iAQ] == common.Q[iQ] ) { // antiquark - quark that can annihilate
// Here "0", "1", "2" means, respectively, "first", "second" and "third" constituent
// of the (anti-baryon) projectile or (nucleon) target.
@@ -671,7 +671,7 @@ Create2QuarkAntiQuarkStrings( G4VSplitableHadron* projectile,
if ( iQ == 0 ) { CandQ[CandidatsN][0] = 1; CandQ[CandidatsN][1] = 2; }
if ( iQ == 1 ) { CandQ[CandidatsN][0] = 0; CandQ[CandidatsN][1] = 2; }
if ( iQ == 2 ) { CandQ[CandidatsN][0] = 0; CandQ[CandidatsN][1] = 1; }
CandidatsN++;
++CandidatsN;
}
}
}
@@ -694,7 +694,7 @@ Create2QuarkAntiQuarkStrings( G4VSplitableHadron* projectile,
// For simplicity only scalar is considered here.
G4int NewCode = 0, antiQuark = 0, quark = 0;
G4ParticleDefinition* TestParticle = nullptr;
for ( G4int iString = 0; iString < 2; iString++ ) { // Loop over the 2 string cases
for ( G4int iString = 0; iString < 2; ++iString ) { // Loop over the 2 string cases
if ( iString == 0 ) {
antiQuark = LeftAQ1; quark = LeftQ1;
projectile->SplitUp();
@@ -753,20 +753,20 @@ Create2QuarkAntiQuarkStrings( G4VSplitableHadron* projectile,
G4int NumberOfTries = 0, loopCounter = 0;
const G4int maxNumberOfLoops = 1000;
do {
NumberOfTries++;
++NumberOfTries;
if ( NumberOfTries == 100*(NumberOfTries/100) ) {
// At large number of tries it would be better to reduce the values of <Pt^2>
ScaleFactor /= 2.0;
AveragePt2 *= ScaleFactor;
}
G4ThreeVector PtSum( 0.0, 0.0, 0.0 );
for( G4int i = 0; i < 4; i++ ) {
for( G4int i = 0; i < 4; ++i ) {
Quark_Mom[i] = GaussianPt( AveragePt2, maxPtSquare );
PtSum += Quark_Mom[i];
}
PtSum /= 4.0;
SumMt = 0.0;
for ( G4int i = 0; i < 4; i++ ) {
for ( G4int i = 0; i < 4; ++i ) {
Quark_Mom[i] -= PtSum;
ModMom2[i] = Quark_Mom[i].mag2();
SumMt += std::sqrt( ModMom2[i] + MassQ2 );
@@ -783,13 +783,13 @@ Create2QuarkAntiQuarkStrings( G4VSplitableHadron* projectile,
NumberOfTries = 0, loopCounter = 0;
do {
Success = true;
NumberOfTries++;
++NumberOfTries;
if ( NumberOfTries == 100*(NumberOfTries/100) ) {
// At large number of tries it would be better to reduce the values of Pt's
ScaleFactor /= 2.0;
}
G4double Alfa = 0.0, Beta = 0.0;
for ( G4int iCase = 0; iCase < 2; iCase++ ) { // Loop over the two strings
for ( G4int iCase = 0; iCase < 2; ++iCase ) { // Loop over the two strings
G4double x = 0.0, r = G4UniformRand();
if ( Alfa_R == 1.0 ) {
if ( iCase == 0 ) { // first string
@@ -802,7 +802,7 @@ Create2QuarkAntiQuarkStrings( G4VSplitableHadron* projectile,
}
G4int index = iCase*2; // 0 for the first string, 2 for the second string
Quark_Mom[index].setZ( x ); Quark_Mom[index+1].setZ( 1.0 - x );
for ( G4int i = 0; i < 2; i++ ) {
for ( G4int i = 0; i < 2; ++i ) {
if ( Quark_Mom[i].getZ() != 0.0 ) {
G4double val = ( ScaleFactor * ModMom2[index+i] + MassQ2 ) / Quark_Mom[index+i].getZ();
if ( iCase == 0 ) { // first string
@@ -833,9 +833,9 @@ Create2QuarkAntiQuarkStrings( G4VSplitableHadron* projectile,
G4double SqrtScaleF = std::sqrt( ScaleFactor );
G4LorentzVector Pstring1, Pstring2;
G4double Ystring1 = 0.0, Ystring2 = 0.0;
for ( G4int iCase = 0; iCase < 2; iCase++ ) { // Loop over the two strings
for ( G4int iCase = 0; iCase < 2; ++iCase ) { // Loop over the two strings
G4int index = iCase*2; // 0 for the first string, 2 for the second string
for ( G4int i = 0; i < 2; i++ ) {
for ( G4int i = 0; i < 2; ++i ) {
G4double w = WplusProjectile; // For the first string
if ( iCase == 1 ) w = - WminusTarget; // For the second string
G4double Pz = w * Quark_Mom[index+i].getZ() / 2.0
@@ -848,7 +848,7 @@ Create2QuarkAntiQuarkStrings( G4VSplitableHadron* projectile,
}
}
}
for ( G4int iCase = 0; iCase < 2; iCase++ ) { // Loop over the two strings
for ( G4int iCase = 0; iCase < 2; ++iCase ) { // Loop over the two strings
G4ThreeVector tmp = Quark_Mom[iCase] + Quark_Mom[iCase+2];
G4LorentzVector Pstring( tmp, std::sqrt( Quark_Mom[iCase].mag2() + MassQ2 ) +
std::sqrt( Quark_Mom[iCase+2].mag2() + MassQ2 ) );
@@ -918,11 +918,11 @@ Create1QuarkAntiQuarkString( G4VSplitableHadron* projectile,
// of the (anti-baryon) projectile or (nucleon) target.
G4int CandidatsN = 0, CandAQ[36], CandQ[36];
G4int LeftAQ = 0, LeftQ = 0;
for ( G4int iAQ1 = 0; iAQ1 < 3; iAQ1++ ) {
for ( G4int iAQ2 = 0; iAQ2 < 3; iAQ2++ ) {
for ( G4int iAQ1 = 0; iAQ1 < 3; ++iAQ1 ) {
for ( G4int iAQ2 = 0; iAQ2 < 3; ++iAQ2 ) {
if ( iAQ1 != iAQ2 ) {
for ( G4int iQ1 = 0; iQ1 < 3; iQ1++ ) {
for ( G4int iQ2 = 0; iQ2 < 3; iQ2++ ) {
for ( G4int iQ1 = 0; iQ1 < 3; ++iQ1 ) {
for ( G4int iQ2 = 0; iQ2 < 3; ++iQ2 ) {
if ( iQ1 != iQ2 ) {
if ( -common.AQ[iAQ1] == common.Q[iQ1] && -common.AQ[iAQ2] == common.Q[iQ2] ) {
if ( ( iAQ1 == 0 && iAQ2 == 1 ) || ( iAQ1 == 1 && iAQ2 == 0 ) ) {
@@ -939,7 +939,7 @@ Create1QuarkAntiQuarkString( G4VSplitableHadron* projectile,
} else if ( ( iQ1 == 1 && iQ2 == 2 ) || ( iQ1 == 2 && iQ2 == 1 ) ) {
CandQ[CandidatsN] = 0;
}
CandidatsN++;
++CandidatsN;
}
}
}