89 const G4double pt_min=20.*GeV;
91 G4VVisManager* pVVisManager= G4VVisManager::GetConcreteInstance();
94 circle.SetScreenSize(5.);
95 circle.SetFillStyle(G4Circle::filled);
97 G4Color color, goodColor(1.,0.,0.), badColor(0.,0.,1.);
98 if(
fMomentum.perp()>pt_min) color=goodColor;
102 circle.SetVisAttributes(attribs);
103 pVVisManager->Draw(circle);