Geant4 11.2.2
Toolkit for the simulation of the passage of particles through matter
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G4XpimNTotal Class Reference

#include <G4XpimNTotal.hh>

+ Inheritance diagram for G4XpimNTotal:

Public Member Functions

 G4XpimNTotal ()
 
virtual ~G4XpimNTotal ()
 
virtual G4double CrossSection (const G4KineticTrack &trk1, const G4KineticTrack &trk2) const
 
virtual const G4CrossSectionVectorGetComponents () const
 
virtual G4String Name () const
 
- Public Member Functions inherited from G4VCrossSectionSource
 G4VCrossSectionSource ()
 
virtual ~G4VCrossSectionSource ()
 
G4bool operator== (const G4VCrossSectionSource &right) const
 
G4bool operator!= (const G4VCrossSectionSource &right) const
 
virtual void Print () const
 
virtual void PrintAll (const G4KineticTrack &trk1, const G4KineticTrack &trk2) const
 
virtual G4bool IsValid (G4double e) const
 
virtual G4double HighLimit () const
 
virtual G4double LowLimit () const
 

Additional Inherited Members

- Protected Member Functions inherited from G4VCrossSectionSource
G4bool InLimits (G4double e, G4double eLow, G4double eHigh) const
 
const G4ParticleDefinitionFindLightParticle (const G4KineticTrack &trk1, const G4KineticTrack &trk2) const
 
G4double FcrossX (G4double e, G4double e0, G4double sigma, G4double eParam, G4double power) const
 
const G4ParticleDefinitionFindKeyParticle (const G4KineticTrack &trk1, const G4KineticTrack &trk2) const
 

Detailed Description

Definition at line 35 of file G4XpimNTotal.hh.

Constructor & Destructor Documentation

◆ G4XpimNTotal()

G4XpimNTotal::G4XpimNTotal ( )

Definition at line 32 of file G4XpimNTotal.cc.

34 {
35 std::pair<double,double> it;
36 it.first=1105.46 ;it.second= 8.8; theLowEData.push_back(it);
37 it.first=1139.41 ;it.second= 13.6; theLowEData.push_back(it);
38 it.first=1165.12 ;it.second= 26.0; theLowEData.push_back(it);
39 it.first=1198.8 ;it.second= 60.; theLowEData.push_back(it);
40 it.first=1212.51 ;it.second= 70.; theLowEData.push_back(it);
41 it.first=1222.84 ;it.second= 72.; theLowEData.push_back(it);
42 it.first=1233.18 ;it.second= 68.; theLowEData.push_back(it);
43 it.first=1240.08 ;it.second= 65.; theLowEData.push_back(it);
44 it.first=1301.86 ;it.second= 30.; theLowEData.push_back(it);
45 it.first=1335.65 ;it.second= 26.; theLowEData.push_back(it);
46 it.first=1368.93 ;it.second= 27.; theLowEData.push_back(it);
47 it.first=1433.81 ;it.second= 30.; theLowEData.push_back(it);
48 it.first=1496.42 ;it.second= 45.; theLowEData.push_back(it);
49 it.first=1508.67 ;it.second= 47.; theLowEData.push_back(it);
50 it.first=1520.84 ;it.second= 45.; theLowEData.push_back(it);
51 it.first=1568.67 ;it.second= 35.; theLowEData.push_back(it);
52 it.first=1603.69 ;it.second= 37.; theLowEData.push_back(it);
53 it.first=1660.54 ;it.second= 58.; theLowEData.push_back(it);
54 it.first=1674.47 ;it.second= 59.; theLowEData.push_back(it);
55 it.first=1688.29 ;it.second= 58.; theLowEData.push_back(it);
56 it.first=1779.57 ;it.second= 36.; theLowEData.push_back(it);
57 it.first=1881.49 ;it.second= 36.8; theLowEData.push_back(it);
58 it.first=1978.31 ;it.second= 34.5; theLowEData.push_back(it);
59 it.first=2038.82 ;it.second= 34.5; theLowEData.push_back(it);
60 it.first=2115.39 ;it.second= 36.; theLowEData.push_back(it);
61 it.first=2159.18 ;it.second= 36.3; theLowEData.push_back(it);
62 it.first=2244.22 ;it.second= 36.; theLowEData.push_back(it);
63 it.first=2424.78 ;it.second= 33.; theLowEData.push_back(it);
64 it.first=2664.2 ;it.second= 32.; theLowEData.push_back(it);
65 it.first=3487.43 ;it.second= 28.; theLowEData.push_back(it);
66 it.first=4434.76 ;it.second= 26.7; theLowEData.push_back(it);
67 }

◆ ~G4XpimNTotal()

virtual G4XpimNTotal::~G4XpimNTotal ( )
inlinevirtual

Definition at line 39 of file G4XpimNTotal.hh.

39{}

Member Function Documentation

◆ CrossSection()

G4double G4XpimNTotal::CrossSection ( const G4KineticTrack & trk1,
const G4KineticTrack & trk2 ) const
virtual

Implements G4VCrossSectionSource.

Definition at line 69 of file G4XpimNTotal.cc.

71 {
72 G4double sqrts = (trk1.Get4Momentum() + trk2.Get4Momentum()).mag();
73 if(sqrts > theLowEData.back().first/MeV) return thePDGData.CrossSection(trk1, trk2);
74 G4double result = 0;
75 size_t i(0), it(0);
76 if(sqrts<theLowEData[0].first) return 0;
77 for(i=0; i<theLowEData.size(); i++)
78 {
79 if(theLowEData[i].first/MeV>sqrts) break;
80 it = i;
81 }
82 G4double x1 = G4Log(theLowEData[it].first);
83 G4double x2 = G4Log(theLowEData[it+1].first);
84 G4double y1 = G4Log(theLowEData[it].second);
85 G4double y2 = G4Log(theLowEData[it+1].second);
86 G4double x = G4Log(sqrts);
87 G4double y = y1+(x-x1)*(y2-y1)/(x2-x1);
88 result = G4Exp(y);
89 return result*millibarn;
90 }
G4double G4Exp(G4double initial_x)
Exponential Function double precision.
Definition G4Exp.hh:180
G4double G4Log(G4double x)
Definition G4Log.hh:227
double G4double
Definition G4Types.hh:83
const G4LorentzVector & Get4Momentum() const
virtual G4double CrossSection(const G4KineticTrack &trk1, const G4KineticTrack &trk2) const

◆ GetComponents()

virtual const G4CrossSectionVector * G4XpimNTotal::GetComponents ( ) const
inlinevirtual

Implements G4VCrossSectionSource.

Definition at line 41 of file G4XpimNTotal.hh.

41{ return 0; }

◆ Name()

virtual G4String G4XpimNTotal::Name ( ) const
inlinevirtual

Implements G4VCrossSectionSource.

Definition at line 42 of file G4XpimNTotal.hh.

42{return "G4XpimNTotal";}

The documentation for this class was generated from the following files: