Gabriele Cosmo
242 lines
6.5 KiB
Plaintext
242 lines
6.5 KiB
Plaintext
//
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// ********************************************************************
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// * DISCLAIMER *
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// * *
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// * The following disclaimer summarizes all the specific disclaimers *
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// * of contributors to this software. The specific disclaimers,which *
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// * govern, are listed with their locations in: *
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// * http://cern.ch/geant4/license *
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// * *
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// * Neither the authors of this software system, nor their employing *
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// * institutes,nor the agencies providing financial support for this *
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// * work make any representation or warranty, express or implied, *
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// * regarding this software system or assume any liability for its *
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// * use. *
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// * *
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// * This code implementation is the intellectual property of the *
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// * GEANT4 collaboration. *
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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 *
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// * statement, and all its terms. *
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// ********************************************************************
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//
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//
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// $Id: G4PropagatorInField.icc,v 1.31 2002/10/29 18:36:57 japost Exp $
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// GEANT4 tag $Name: geant4-05-00 $
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//
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//
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// ------------------------------------------------------------------------
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// GEANT 4 inline implementation
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//
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// ------------------------------------------------------------------------
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//
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// 25.10.96 John Apostolakis, design and implementation
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// 25.03.97 John Apostolakis, adaptation for G4Transportation and cleanup
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//
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// To create an object of this type, must have:
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// - an object that calculates the Curved paths
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// - the navigator to find (linear) intersections
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// - and ?? also must know the value of the maximum displacement allowed
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// ********************************************************************
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inline
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G4ChordFinder* G4PropagatorInField::GetChordFinder()
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{
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// The "Chord Finder" of the current Field Mgr is used
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// -- this could be of the global field manager
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// or that of another, from the current volume
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return fCurrentFieldMgr->GetChordFinder();
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}
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inline
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void G4PropagatorInField::SetChargeMomentumMass(
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G4double Charge, // in e+ units
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G4double Momentum, // in GeV/c
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G4double Mass) // in ? units
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{
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GetChordFinder()->SetChargeMomentumMass(Charge, Momentum, Mass);
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fCharge = Charge;
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fInitialMomentumModulus = Momentum;
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fMass = Mass;
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}
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// Obtain the final space-point and velocity (normal) at the end of the Step
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//
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inline
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G4ThreeVector G4PropagatorInField::EndPosition() const
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{
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return End_PointAndTangent.GetPosition();
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}
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inline
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G4ThreeVector G4PropagatorInField::EndMomentumDir() const
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{
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return End_PointAndTangent.GetMomentumDir();
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}
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inline
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G4double G4PropagatorInField::GetEpsilonStep() const
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{
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return fEpsilonStep;
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}
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inline
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void G4PropagatorInField::SetEpsilonStep( G4double newEps )
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{
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fEpsilonStep=newEps;
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}
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inline
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G4bool G4PropagatorInField::IsParticleLooping() const
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{
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return fParticleIsLooping;
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}
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inline
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G4int G4PropagatorInField::GetMaxLoopCount() const
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{
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return fmax_loop_count;
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}
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inline
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void G4PropagatorInField::SetMaxLoopCount( G4int new_max )
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{
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fmax_loop_count = new_max;
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}
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inline
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G4double G4PropagatorInField::GetDeltaIntersection() const
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{
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return fCurrentFieldMgr->GetDeltaIntersection();
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}
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inline
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G4double G4PropagatorInField::GetDeltaOneStep() const
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{
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return fCurrentFieldMgr->GetDeltaOneStep();
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}
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inline
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void
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G4PropagatorInField::SetAccuraciesWithDeltaOneStep( G4double valDeltaOneStep )
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{
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fDetectorFieldMgr->SetAccuraciesWithDeltaOneStep(valDeltaOneStep);
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}
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inline
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void G4PropagatorInField::SetDeltaOneStep( G4double valDeltaOneStep )
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{
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fDetectorFieldMgr->SetDeltaOneStep(valDeltaOneStep);
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}
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inline
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void G4PropagatorInField::SetDeltaIntersection( G4double valDeltaIntersection )
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{
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fDetectorFieldMgr->SetDeltaIntersection(valDeltaIntersection);
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}
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inline
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G4int G4PropagatorInField::SetVerboseLevel( G4int Verbose )
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{
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return fVerboseLevel = Verbose;
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}
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inline
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G4int G4PropagatorInField::Verbose() const
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{
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return fVerboseLevel;
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}
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inline
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G4FieldTrack G4PropagatorInField::GetEndState() const
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{
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return End_PointAndTangent;
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}
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// Minimum for Relative accuracy of any Step
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inline
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G4double G4PropagatorInField::GetMinimumEpsilonStep() const
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{
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return fEpsilonMin;
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}
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inline
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void G4PropagatorInField::SetMinimumEpsilonStep( G4double newEpsMin )
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{
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if( (newEpsMin > 0.0) && (fabs(1.0+newEpsMin) > 1.0) )
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{
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fEpsilonMin = newEpsMin;
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}
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}
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// Maximum for Relative accuracy of any Step
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inline
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G4double G4PropagatorInField::GetMaximumEpsilonStep() const
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{
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return fEpsilonMax;
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}
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inline
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void G4PropagatorInField::SetMaximumEpsilonStep( G4double newEpsMax )
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{
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if( (newEpsMax > 0.0)
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&& (newEpsMax >= fEpsilonMin )
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&& (fabs(1.0+newEpsMax)>1.0) )
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{
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fEpsilonMax = newEpsMax;
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}
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}
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inline
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void G4PropagatorInField::SetLargestAcceptableStep( G4double newBigDist )
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{
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if( fLargestAcceptableStep>0.0 )
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{
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fLargestAcceptableStep = newBigDist;
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}
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}
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inline
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G4double G4PropagatorInField::GetLargestAcceptableStep()
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{
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return fLargestAcceptableStep;
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}
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inline
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G4FieldManager* G4PropagatorInField::GetCurrentFieldManager()
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{
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return fCurrentFieldMgr;
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}
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inline
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void G4PropagatorInField::SetThresholdNoZeroStep( G4int noAct,
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G4int noHarsh,
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G4int noAbandon )
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{
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if( noAct>0 )
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fActionThreshold_NoZeroSteps = noAct;
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if( noHarsh > fActionThreshold_NoZeroSteps )
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fSevereActionThreshold_NoZeroSteps = noHarsh;
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else
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fSevereActionThreshold_NoZeroSteps = 2*(fActionThreshold_NoZeroSteps+1);
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if( noAbandon > fSevereActionThreshold_NoZeroSteps+5 )
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fAbandonThreshold_NoZeroSteps = noAbandon;
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else
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fAbandonThreshold_NoZeroSteps = 2*(fSevereActionThreshold_NoZeroSteps+3);
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}
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inline
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G4int G4PropagatorInField::GetThresholdNoZeroSteps( G4int i )
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{
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G4int t=0;
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if( i==0 ) { t = 3; } // No of parameters
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else if (i==1) { t = fActionThreshold_NoZeroSteps; }
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else if (i==2) { t = fSevereActionThreshold_NoZeroSteps; }
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else if (i==3) { t = fAbandonThreshold_NoZeroSteps; }
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return t;
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}
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