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Public Member Functions | Static Public Member Functions
G4ChipsAntiBaryonElasticXS Class Reference

#include <G4ChipsAntiBaryonElasticXS.hh>

Inheritance diagram for G4ChipsAntiBaryonElasticXS:
G4VCrossSectionDataSet

Public Member Functions

 G4ChipsAntiBaryonElasticXS ()
 
 ~G4ChipsAntiBaryonElasticXS ()
 
virtual G4bool IsIsoApplicable (const G4DynamicParticle *Pt, G4int Z, G4int A, const G4Element *elm, const G4Material *mat)
 
virtual G4double GetIsoCrossSection (const G4DynamicParticle *, G4int tgZ, G4int A, const G4Isotope *iso=0, const G4Element *elm=0, const G4Material *mat=0)
 
virtual G4double GetChipsCrossSection (G4double momentum, G4int Z, G4int N, G4int pdg)
 
G4double GetExchangeT (G4int tZ, G4int tN, G4int pPDG)
 
- Public Member Functions inherited from G4VCrossSectionDataSet
 G4VCrossSectionDataSet (const G4String &nam="")
 
virtual ~G4VCrossSectionDataSet ()
 
virtual G4bool IsElementApplicable (const G4DynamicParticle *, G4int Z, const G4Material *mat=0)
 
G4double GetCrossSection (const G4DynamicParticle *, const G4Element *, const G4Material *mat=0)
 
G4double ComputeCrossSection (const G4DynamicParticle *, const G4Element *, const G4Material *mat=0)
 
virtual G4double GetElementCrossSection (const G4DynamicParticle *, G4int Z, const G4Material *mat=0)
 
virtual G4Isotope * SelectIsotope (const G4Element *, G4double kinEnergy)
 
virtual void BuildPhysicsTable (const G4ParticleDefinition &)
 
virtual void DumpPhysicsTable (const G4ParticleDefinition &)
 
virtual void CrossSectionDescription (std::ostream &) const
 
virtual G4int GetVerboseLevel () const
 
virtual void SetVerboseLevel (G4int value)
 
G4double GetMinKinEnergy () const
 
void SetMinKinEnergy (G4double value)
 
G4double GetMaxKinEnergy () const
 
void SetMaxKinEnergy (G4double value)
 
const G4String & GetName () const
 

Static Public Member Functions

static const char * Default_Name ()
 

Additional Inherited Members

- Protected Member Functions inherited from G4VCrossSectionDataSet
void SetName (const G4String &)
 
- Protected Attributes inherited from G4VCrossSectionDataSet
G4int verboseLevel
 

Detailed Description

Definition at line 46 of file G4ChipsAntiBaryonElasticXS.hh.

Constructor & Destructor Documentation

G4ChipsAntiBaryonElasticXS::G4ChipsAntiBaryonElasticXS ( )

Definition at line 56 of file G4ChipsAntiBaryonElasticXS.cc.

56  :G4VCrossSectionDataSet(Default_Name()), nPoints(128), nLast(nPoints-1)
57 {
58  lPMin=-8.; //Min tabulatedLogarithmMomentum(D)
59  lPMax= 8.; //Max tabulatedLogarithmMomentum(D)
60  dlnP=(lPMax-lPMin)/nLast;// LogStep inTable (D)
61  onlyCS=true;//Flag toCalculOnlyCS(not Si/Bi)(L)
62  lastSIG=0.; //Last calculated cross section (L)
63  lastLP=-10.;//LastLog(mom_of IncidentHadron)(L)
64  lastTM=0.; //Last t_maximum (L)
65  theSS=0.; //TheLastSqSlope of 1st difr.Max(L)
66  theS1=0.; //TheLastMantissa of 1st difrMax(L)
67  theB1=0.; //TheLastSlope of 1st difructMax(L)
68  theS2=0.; //TheLastMantissa of 2nd difrMax(L)
69  theB2=0.; //TheLastSlope of 2nd difructMax(L)
70  theS3=0.; //TheLastMantissa of 3d difr.Max(L)
71  theB3=0.; //TheLastSlope of 3d difruct.Max(L)
72  theS4=0.; //TheLastMantissa of 4th difrMax(L)
73  theB4=0.; //TheLastSlope of 4th difructMax(L)
74  lastTZ=0; // Last atomic number of the target
75  lastTN=0; // Last # of neutrons in the target
76  lastPIN=0.; // Last initialized max momentum
77  lastCST=0; // Elastic cross-section table
78  lastPAR=0; // ParametersForFunctionCalculation
79  lastSST=0; // E-dep ofSqardSlope of 1st difMax
80  lastS1T=0; // E-dep of mantissa of 1st dif.Max
81  lastB1T=0; // E-dep of the slope of 1st difMax
82  lastS2T=0; // E-dep of mantissa of 2nd difrMax
83  lastB2T=0; // E-dep of the slope of 2nd difMax
84  lastS3T=0; // E-dep of mantissa of 3d difr.Max
85  lastB3T=0; // E-dep of the slope of 3d difrMax
86  lastS4T=0; // E-dep of mantissa of 4th difrMax
87  lastB4T=0; // E-dep of the slope of 4th difMax
88  lastN=0; // The last N of calculated nucleus
89  lastZ=0; // The last Z of calculated nucleus
90  lastP=0.; // LastUsed inCrossSection Momentum
91  lastTH=0.; // Last threshold momentum
92  lastCS=0.; // Last value of the Cross Section
93  lastI=0; // The last position in the DAMDB
94 }
G4VCrossSectionDataSet::G4VCrossSectionDataSet
G4VCrossSectionDataSet(const G4String &nam="")
Definition: G4VCrossSectionDataSet.cc:54
G4ChipsAntiBaryonElasticXS::~G4ChipsAntiBaryonElasticXS ( )

Definition at line 96 of file G4ChipsAntiBaryonElasticXS.cc.

97 {
98  std::vector<G4double*>::iterator pos;
99  for (pos=CST.begin(); pos<CST.end(); pos++)
100  { delete [] *pos; }
101  CST.clear();
102  for (pos=PAR.begin(); pos<PAR.end(); pos++)
103  { delete [] *pos; }
104  PAR.clear();
105  for (pos=SST.begin(); pos<SST.end(); pos++)
106  { delete [] *pos; }
107  SST.clear();
108  for (pos=S1T.begin(); pos<S1T.end(); pos++)
109  { delete [] *pos; }
110  S1T.clear();
111  for (pos=B1T.begin(); pos<B1T.end(); pos++)
112  { delete [] *pos; }
113  B1T.clear();
114  for (pos=S2T.begin(); pos<S2T.end(); pos++)
115  { delete [] *pos; }
116  S2T.clear();
117  for (pos=B2T.begin(); pos<B2T.end(); pos++)
118  { delete [] *pos; }
119  B2T.clear();
120  for (pos=S3T.begin(); pos<S3T.end(); pos++)
121  { delete [] *pos; }
122  S3T.clear();
123  for (pos=B3T.begin(); pos<B3T.end(); pos++)
124  { delete [] *pos; }
125  B3T.clear();
126  for (pos=S4T.begin(); pos<S4T.end(); pos++)
127  { delete [] *pos; }
128  S4T.clear();
129  for (pos=B4T.begin(); pos<B4T.end(); pos++)
130  { delete [] *pos; }
131  B4T.clear();
132 }

Member Function Documentation

static const char* G4ChipsAntiBaryonElasticXS::Default_Name ( )
inlinestatic

Definition at line 55 of file G4ChipsAntiBaryonElasticXS.hh.

Referenced by G4ChipsComponentXS::G4ChipsComponentXS(), and G4ChipsElasticModel::G4ChipsElasticModel().

55 {return "ChipsAntiBaryonElasticXS";}
G4double G4ChipsAntiBaryonElasticXS::GetChipsCrossSection ( G4double  momentum,
G4int  Z,
G4int  N,
G4int  pdg 
)
virtual

!The slave functions must provide cross-sections in millibarns (mb) !! (not in IU)

Definition at line 194 of file G4ChipsAntiBaryonElasticXS.cc.

References G4ThreadLocal, and python.hepunit::millibarn.

Referenced by GetIsoCrossSection(), and G4ChipsElasticModel::SampleInvariantT().

195 {
196  static G4ThreadLocal std::vector <G4int> *colN_G4MT_TLS_ = 0 ; if (!colN_G4MT_TLS_) colN_G4MT_TLS_ = new std::vector <G4int> ; std::vector <G4int> &colN = *colN_G4MT_TLS_; // Vector of N for calculated nuclei (isotops)
197  static G4ThreadLocal std::vector <G4int> *colZ_G4MT_TLS_ = 0 ; if (!colZ_G4MT_TLS_) colZ_G4MT_TLS_ = new std::vector <G4int> ; std::vector <G4int> &colZ = *colZ_G4MT_TLS_; // Vector of Z for calculated nuclei (isotops)
198  static G4ThreadLocal std::vector <G4double> *colP_G4MT_TLS_ = 0 ; if (!colP_G4MT_TLS_) colP_G4MT_TLS_ = new std::vector <G4double> ; std::vector <G4double> &colP = *colP_G4MT_TLS_; // Vector of last momenta for the reaction
199  static G4ThreadLocal std::vector <G4double> *colTH_G4MT_TLS_ = 0 ; if (!colTH_G4MT_TLS_) colTH_G4MT_TLS_ = new std::vector <G4double> ; std::vector <G4double> &colTH = *colTH_G4MT_TLS_; // Vector of energy thresholds for the reaction
200  static G4ThreadLocal std::vector <G4double> *colCS_G4MT_TLS_ = 0 ; if (!colCS_G4MT_TLS_) colCS_G4MT_TLS_ = new std::vector <G4double> ; std::vector <G4double> &colCS = *colCS_G4MT_TLS_; // Vector of last cross sections for the reaction
201  // ***---*** End of the mandatory Static Definitions of the Associative Memory ***---***
202 
203  G4bool fCS = false;
204 
205  G4double pEn=pMom;
206  onlyCS=fCS;
207 
208  G4bool in=false; // By default the isotope must be found in the AMDB
209  lastP = 0.; // New momentum history (nothing to compare with)
210  lastN = tgN; // The last N of the calculated nucleus
211  lastZ = tgZ; // The last Z of the calculated nucleus
212  lastI = colN.size(); // Size of the Associative Memory DB in the heap
213  if(lastI) for(G4int i=0; i<lastI; i++) // Loop over proj/tgZ/tgN lines of DB
214  { // The nucleus with projPDG is found in AMDB
215  if(colN[i]==tgN && colZ[i]==tgZ) // Isotope is foind in AMDB
216  {
217  lastI=i;
218  lastTH =colTH[i]; // Last THreshold (A-dependent)
219  if(pEn<=lastTH)
220  {
221  return 0.; // Energy is below the Threshold value
222  }
223  lastP =colP [i]; // Last Momentum (A-dependent)
224  lastCS =colCS[i]; // Last CrossSect (A-dependent)
225  // if(std::fabs(lastP/pMom-1.)<tolerance) //VI (do not use tolerance)
226  if(lastP == pMom) // Do not recalculate
227  {
228  CalculateCrossSection(fCS,-1,i,pPDG,lastZ,lastN,pMom); // Update param's only
229  return lastCS*millibarn; // Use theLastCS
230  }
231  in = true; // This is the case when the isotop is found in DB
232  // Momentum pMom is in IU ! @@ Units
233  lastCS=CalculateCrossSection(fCS,-1,i,pPDG,lastZ,lastN,pMom); // read & update
234  if(lastCS<=0. && pEn>lastTH) // Correct the threshold
235  {
236  lastTH=pEn;
237  }
238  break; // Go out of the LOOP with found lastI
239  }
240  } // End of attampt to find the nucleus in DB
241  if(!in) // This nucleus has not been calculated previously
242  {
243  //!!The slave functions must provide cross-sections in millibarns (mb) !! (not in IU)
244  lastCS=CalculateCrossSection(fCS,0,lastI,pPDG,lastZ,lastN,pMom);//calculate&create
245  if(lastCS<=0.)
246  {
247  lastTH = 0; // ThresholdEnergy(tgZ, tgN); // The Threshold Energy which is now the last
248  if(pEn>lastTH)
249  {
250  lastTH=pEn;
251  }
252  }
253  colN.push_back(tgN);
254  colZ.push_back(tgZ);
255  colP.push_back(pMom);
256  colTH.push_back(lastTH);
257  colCS.push_back(lastCS);
258  return lastCS*millibarn;
259  } // End of creation of the new set of parameters
260  else
261  {
262  colP[lastI]=pMom;
263  colCS[lastI]=lastCS;
264  }
265  return lastCS*millibarn;
266 }
G4ThreadLocal
#define G4ThreadLocal
Definition: tls.hh:52
G4int
int G4int
Definition: G4Types.hh:78
python.hepunit.millibarn
int millibarn
Definition: hepunit.py:40
G4bool
bool G4bool
Definition: G4Types.hh:79
G4double
double G4double
Definition: G4Types.hh:76
G4double G4ChipsAntiBaryonElasticXS::GetExchangeT ( G4int  tZ,
G4int  tN,
G4int  pPDG 
)

Definition at line 641 of file G4ChipsAntiBaryonElasticXS.cc.

References test::a, G4cout, G4endl, G4UniformRand, and python.hepunit::gigaelectronvolt.

Referenced by G4ChipsElasticModel::SampleInvariantT().

642 {
643  static const G4double GeVSQ=gigaelectronvolt*gigaelectronvolt;
644  static const G4double third=1./3.;
645  static const G4double fifth=1./5.;
646  static const G4double sevth=1./7.;
647 
648  if(PDG<-3334 || PDG>-1111)G4cout<<"*Warning*G4QAntiBaryonElCS::GetExT:PDG="<<PDG<<G4endl;
649  if(onlyCS)G4cout<<"WarningG4ChipsAntiBaryonElasticXS::GetExchanT:onlyCS=1"<<G4endl;
650  if(lastLP<-4.3) return lastTM*GeVSQ*G4UniformRand();// S-wave for p<14 MeV/c (kinE<.1MeV)
651  G4double q2=0.;
652  if(tgZ==1 && tgN==0) // ===> p+p=p+p
653  {
654  G4double E1=lastTM*theB1;
655  G4double R1=(1.-std::exp(-E1));
656  G4double E2=lastTM*theB2;
657  G4double R2=(1.-std::exp(-E2*E2*E2));
658  G4double E3=lastTM*theB3;
659  G4double R3=(1.-std::exp(-E3));
660  G4double I1=R1*theS1/theB1;
661  G4double I2=R2*theS2;
662  G4double I3=R3*theS3;
663  G4double I12=I1+I2;
664  G4double rand=(I12+I3)*G4UniformRand();
665  if (rand<I1 )
666  {
667  G4double ran=R1*G4UniformRand();
668  if(ran>1.) ran=1.;
669  q2=-std::log(1.-ran)/theB1;
670  }
671  else if(rand<I12)
672  {
673  G4double ran=R2*G4UniformRand();
674  if(ran>1.) ran=1.;
675  q2=-std::log(1.-ran);
676  if(q2<0.) q2=0.;
677  q2=std::pow(q2,third)/theB2;
678  }
679  else
680  {
681  G4double ran=R3*G4UniformRand();
682  if(ran>1.) ran=1.;
683  q2=-std::log(1.-ran)/theB3;
684  }
685  }
686  else
687  {
688  G4double a=tgZ+tgN;
689  G4double E1=lastTM*(theB1+lastTM*theSS);
690  G4double R1=(1.-std::exp(-E1));
691  G4double tss=theSS+theSS; // for future solution of quadratic equation (imediate check)
692  G4double tm2=lastTM*lastTM;
693  G4double E2=lastTM*tm2*theB2; // power 3 for lowA, 5 for HighA (1st)
694  if(a>6.5)E2*=tm2; // for heavy nuclei
695  G4double R2=(1.-std::exp(-E2));
696  G4double E3=lastTM*theB3;
697  if(a>6.5)E3*=tm2*tm2*tm2; // power 1 for lowA, 7 (2nd) for HighA
698  G4double R3=(1.-std::exp(-E3));
699  G4double E4=lastTM*theB4;
700  G4double R4=(1.-std::exp(-E4));
701  G4double I1=R1*theS1;
702  G4double I2=R2*theS2;
703  G4double I3=R3*theS3;
704  G4double I4=R4*theS4;
705  G4double I12=I1+I2;
706  G4double I13=I12+I3;
707  G4double rand=(I13+I4)*G4UniformRand();
708  if(rand<I1)
709  {
710  G4double ran=R1*G4UniformRand();
711  if(ran>1.) ran=1.;
712  q2=-std::log(1.-ran)/theB1;
713  if(std::fabs(tss)>1.e-7) q2=(std::sqrt(theB1*(theB1+(tss+tss)*q2))-theB1)/tss;
714  }
715  else if(rand<I12)
716  {
717  G4double ran=R2*G4UniformRand();
718  if(ran>1.) ran=1.;
719  q2=-std::log(1.-ran)/theB2;
720  if(q2<0.) q2=0.;
721  if(a<6.5) q2=std::pow(q2,third);
722  else q2=std::pow(q2,fifth);
723  }
724  else if(rand<I13)
725  {
726  G4double ran=R3*G4UniformRand();
727  if(ran>1.) ran=1.;
728  q2=-std::log(1.-ran)/theB3;
729  if(q2<0.) q2=0.;
730  if(a>6.5) q2=std::pow(q2,sevth);
731  }
732  else
733  {
734  G4double ran=R4*G4UniformRand();
735  if(ran>1.) ran=1.;
736  q2=-std::log(1.-ran)/theB4;
737  if(a<6.5) q2=lastTM-q2; // u reduced for lightA (starts from 0)
738  }
739  }
740  if(q2<0.) q2=0.;
741  if(!(q2>=-1.||q2<=1.))G4cout<<"*NAN*G4QaBElasticCrossSect::GetExchangeT:-t="<<q2<<G4endl;
742  if(q2>lastTM)
743  {
744  q2=lastTM;
745  }
746  return q2*GeVSQ;
747 }
python.hepunit.gigaelectronvolt
int gigaelectronvolt
Definition: hepunit.py:110
G4UniformRand
#define G4UniformRand()
Definition: Randomize.hh:87
G4cout
G4GLOB_DLL std::ostream G4cout
G4endl
#define G4endl
Definition: G4ios.hh:61
G4double
double G4double
Definition: G4Types.hh:76
G4double G4ChipsAntiBaryonElasticXS::GetIsoCrossSection ( const G4DynamicParticle *  Pt,
G4int  tgZ,
G4int  A,
const G4Isotope *  iso = 0,
const G4Element *  elm = 0,
const G4Material *  mat = 0 
)
virtual

Reimplemented from G4VCrossSectionDataSet.

Definition at line 182 of file G4ChipsAntiBaryonElasticXS.cc.

References GetChipsCrossSection(), G4DynamicParticle::GetDefinition(), G4ParticleDefinition::GetPDGEncoding(), and G4DynamicParticle::GetTotalMomentum().

186 {
187  G4double pMom=Pt->GetTotalMomentum();
188  G4int tgN = A - tgZ;
189  G4int pdg = Pt->GetDefinition()->GetPDGEncoding();
190 
191  return GetChipsCrossSection(pMom, tgZ, tgN, pdg);
192 }
G4DynamicParticle::GetDefinition
G4ParticleDefinition * GetDefinition() const
G4int
int G4int
Definition: G4Types.hh:78
G4DynamicParticle::GetTotalMomentum
G4double GetTotalMomentum() const
G4ChipsAntiBaryonElasticXS::GetChipsCrossSection
virtual G4double GetChipsCrossSection(G4double momentum, G4int Z, G4int N, G4int pdg)
Definition: G4ChipsAntiBaryonElasticXS.cc:194
G4double
double G4double
Definition: G4Types.hh:76
G4bool G4ChipsAntiBaryonElasticXS::IsIsoApplicable ( const G4DynamicParticle *  Pt,
G4int  Z,
G4int  A,
const G4Element *  elm,
const G4Material *  mat 
)
virtual

Reimplemented from G4VCrossSectionDataSet.

Definition at line 135 of file G4ChipsAntiBaryonElasticXS.cc.

References G4AntiLambda::AntiLambda(), G4AntiNeutron::AntiNeutron(), G4AntiOmegaMinus::AntiOmegaMinus(), G4AntiProton::AntiProton(), G4AntiSigmaMinus::AntiSigmaMinus(), G4AntiSigmaPlus::AntiSigmaPlus(), G4AntiSigmaZero::AntiSigmaZero(), G4AntiXiMinus::AntiXiMinus(), G4AntiXiZero::AntiXiZero(), and G4DynamicParticle::GetDefinition().

138 {
139  G4ParticleDefinition* particle = Pt->GetDefinition();
140 
141  if(particle == G4AntiNeutron::AntiNeutron())
142  {
143  return true;
144  }
145  else if(particle == G4AntiProton::AntiProton())
146  {
147  return true;
148  }
149  else if(particle == G4AntiLambda::AntiLambda())
150  {
151  return true;
152  }
153  else if(particle == G4AntiSigmaPlus::AntiSigmaPlus())
154  {
155  return true;
156  }
157  else if(particle == G4AntiSigmaMinus::AntiSigmaMinus())
158  {
159  return true;
160  }
161  else if(particle == G4AntiSigmaZero::AntiSigmaZero())
162  {
163  return true;
164  }
165  else if(particle == G4AntiXiMinus::AntiXiMinus())
166  {
167  return true;
168  }
169  else if(particle == G4AntiXiZero::AntiXiZero())
170  {
171  return true;
172  }
173  else if(particle == G4AntiOmegaMinus::AntiOmegaMinus())
174  {
175  return true;
176  }
177  return false;
178 }
G4AntiOmegaMinus::AntiOmegaMinus
static G4AntiOmegaMinus * AntiOmegaMinus()
Definition: G4AntiOmegaMinus.cc:110
G4DynamicParticle::GetDefinition
G4ParticleDefinition * GetDefinition() const
G4AntiSigmaPlus::AntiSigmaPlus
static G4AntiSigmaPlus * AntiSigmaPlus()
Definition: G4AntiSigmaPlus.cc:108
G4AntiSigmaMinus::AntiSigmaMinus
static G4AntiSigmaMinus * AntiSigmaMinus()
Definition: G4AntiSigmaMinus.cc:106
G4AntiProton::AntiProton
static G4AntiProton * AntiProton()
Definition: G4AntiProton.cc:93
G4AntiXiMinus::AntiXiMinus
static G4AntiXiMinus * AntiXiMinus()
Definition: G4AntiXiMinus.cc:105
G4AntiLambda::AntiLambda
static G4AntiLambda * AntiLambda()
Definition: G4AntiLambda.cc:108
G4AntiSigmaZero::AntiSigmaZero
static G4AntiSigmaZero * AntiSigmaZero()
Definition: G4AntiSigmaZero.cc:99
G4AntiXiZero::AntiXiZero
static G4AntiXiZero * AntiXiZero()
Definition: G4AntiXiZero.cc:106
G4AntiNeutron::AntiNeutron
static G4AntiNeutron * AntiNeutron()
Definition: G4AntiNeutron.cc:103
The documentation for this class was generated from the following files:
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