Gabriele Cosmo
132 lines
3.4 KiB
Plaintext
132 lines
3.4 KiB
Plaintext
// This code implementation is the intellectual property of
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// the RD44 GEANT4 collaboration.
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//
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// By copying, distributing or modifying the Program (or any work
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// based on the Program) you indicate your acceptance of this statement,
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// and all its terms.
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//
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// $Id: G4PAIonisation.icc,v 1.3 1999/05/26 13:56:56 maire Exp $
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// GEANT4 tag $Name: geant4-00-01 $
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//
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//
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// ---------------------------------------------------------------
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// GEANT 4 class inlined methods file
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//
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// For information related to this code contact:
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// CERN, IT Division, ASD group
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// ------------ G4PAIonisation physics process ------------
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// by Laszlo Urban, 30 May 1997
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// ***************************************************************
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// It is the first implementation of the NEW IONISATION PROCESS.
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// It calculates the ionisation of charged hadrons.
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// ***************************************************************
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// corrected by L.Urban on 24/09/97
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// ---------------------------------------------------------------
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////////////////////////////////////////////////////////////////////
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//
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//
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inline G4double
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G4PAIonisation::GetConstraints(const G4DynamicParticle *aParticle,
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G4Material *aMaterial )
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{
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G4int index = aMaterial->GetIndex() ;
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// G4cout<<"G4PAIonisation::GetConstraints is called"<<endl ;
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if(index != fMatIndex)
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{
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return DBL_MAX ;
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}
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else
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{
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if(aMaterial->GetState() == kStateGas)
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{
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return 10*mm ;
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}
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else
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{
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return 0.01*mm ;
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}
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}
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}
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//////////////////////////////////////////////////////////////////////////
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//
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//
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inline G4double
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G4PAIonisation::GetContinuousStepLimit( const G4Track& track ,
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G4double ,
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G4double currentMinimumStep ,
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G4double& )
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{
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G4double Step =
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GetConstraints(track.GetDynamicParticle(),track.GetMaterial()) ;
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if( (Step > 0.0) && (Step < currentMinimumStep) ) currentMinimumStep = Step ;
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return Step ;
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}
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/////////////////////////////////////////////////////////////////////////
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//
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//
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inline G4double G4PAIonisation::GetMeanFreePath(
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const G4Track& trackData,
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G4double previousStepSize,
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G4ForceCondition* condition)
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{
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// G4cout<<"G4PAIonisation::GetMeanFreePath is called"<<endl ;
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*condition = NotForced ;
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G4Material* aMaterial = trackData.GetMaterial() ;
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if( aMaterial->GetIndex() != fMatIndex )
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{
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return DBL_MAX;
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}
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else
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{
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return 1*mm ;
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}
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}
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//////////////////////////////////////////////////////////////////////
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//
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//
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inline G4bool G4PAIonisation::IsApplicable(
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const G4ParticleDefinition& particle)
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{
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return(particle.GetPDGCharge() != 0.);
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}
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//////////////////////////////////////////////////////////////////////////
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//
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//
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inline
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G4double G4PAIonisation::GetSandiaPhotoAbsCof(G4int i, G4int j) const
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{
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if(i < 0 || i >= fSandiaIntervalNumber || j < 0 || j > 4)
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{
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G4Exception("Invalid arguments in G4Material::GetSandiaPhotoAbsCof") ;
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}
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return fSandiaPhotoAbsCof[i][j] ;
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}
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//
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//
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/////////////////////////////////////////////////////////////////////////
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