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This commit is contained in:
Gabriele Cosmo
2016-06-08 15:09:25 +02:00
parent b97f8d0df7
commit aaa409b6ee
2922 changed files with 55107 additions and 81674 deletions
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source/processes/hadronic/models/generator/util/src/G4Parton.cc
+40 -2
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@@ -5,8 +5,8 @@
// based on the Program) you indicate your acceptance of this statement,
// and all its terms.
//
// $Id: G4Parton.cc,v 1.1 1998/08/22 08:58:11 hpw Exp $
// GEANT4 tag $Name: geant4-00 $
// $Id: G4Parton.cc,v 1.3 1999/04/15 08:59:49 gunter Exp $
// GEANT4 tag $Name: geant4-00-01 $
//
// ------------------------------------------------------------
// GEANT 4 class implementation file
@@ -23,7 +23,45 @@
G4Parton::G4Parton(G4int PDGcode)
{
PDGencoding=PDGcode;
theX = 0;
theDefinition=G4ParticleTable::GetParticleTable()->FindParticle(PDGencoding);;
if (theDefinition == NULL)
{
cout << "Encoding = "<<PDGencoding<<endl;
G4Exception("G4Parton::GetDefinition(): Encoding not in particle table");
}
}
G4Parton::G4Parton(const G4Parton &right)
{
PDGencoding = right.PDGencoding;
theMomentum = right.theMomentum;
thePosition = right.thePosition;
theX = right.theX;
theDefinition = right.theDefinition;
}
const G4Parton & G4Parton::operator=(const G4Parton &right)
{
PDGencoding=right.GetPDGcode();
theMomentum=right.Get4Momentum();
thePosition=right.GetPosition();
theX = right.theX;
theDefinition = right.theDefinition;
return *this;
}
G4Parton::~G4Parton()
{}
void G4Parton::DefineMomentumInZ(G4double aLightConeMomentum, G4bool aDirection)
{
G4double Mass = GetMass();
G4LorentzVector a4Momentum = Get4Momentum();
aLightConeMomentum*=theX;
G4double TransverseMass2 = sqr(a4Momentum.px()) + sqr(a4Momentum.py()) + sqr(Mass);
a4Momentum.setPz(0.5*(aLightConeMomentum - TransverseMass2/aLightConeMomentum)*(aDirection? 1: -1));
a4Momentum.setE( 0.5*(aLightConeMomentum + TransverseMass2/aLightConeMomentum));
Set4Momentum(a4Momentum);
}