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geant4/source/geometry/navigation/include/G4PropagatorInField.icc
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2016-06-09 15:37:50 +02:00

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//
// ********************************************************************
// * License and Disclaimer *
// * *
// * The Geant4 software is copyright of the Copyright Holders of *
// * the Geant4 Collaboration. It is provided under the terms and *
// * conditions of the Geant4 Software License, included in the file *
// * LICENSE and available at http://cern.ch/geant4/license . These *
// * include a list of copyright holders. *
// * *
// * Neither the authors of this software system, nor their employing *
// * institutes,nor the agencies providing financial support for this *
// * work make any representation or warranty, express or implied, *
// * regarding this software system or assume any liability for its *
// * use. Please see the license in the file LICENSE and URL above *
// * for the full disclaimer and the limitation of liability. *
// * *
// * This code implementation is the result of the scientific and *
// * technical work of the GEANT4 collaboration. *
// * By using, copying, modifying or distributing the software (or *
// * any work based on the software) you agree to acknowledge its *
// * use in resulting scientific publications, and indicate your *
// * acceptance of all terms of the Geant4 Software license. *
// ********************************************************************
//
//
// $Id: G4PropagatorInField.icc,v 1.10 2006/11/13 17:34:08 gcosmo Exp $
// GEANT4 tag $Name: geant4-09-01 $
//
//
// ------------------------------------------------------------------------
// GEANT 4 inline implementation
//
// ------------------------------------------------------------------------
//
// 25.10.96 John Apostolakis, design and implementation
// 25.03.97 John Apostolakis, adaptation for G4Transportation and cleanup
//
// To create an object of this type, must have:
// - an object that calculates the Curved paths
// - the navigator to find (linear) intersections
// - and ?? also must know the value of the maximum displacement allowed
// ------------------------------------------------------------------------
inline
G4ChordFinder* G4PropagatorInField::GetChordFinder()
{
// The "Chord Finder" of the current Field Mgr is used
// -- this could be of the global field manager
// or that of another, from the current volume
return fCurrentFieldMgr->GetChordFinder();
}
inline
void G4PropagatorInField::SetChargeMomentumMass(
G4double Charge, // in e+ units
G4double Momentum, // in GeV/c
G4double Mass) // in ? units
{
// GetChordFinder()->SetChargeMomentumMass(Charge, Momentum, Mass);
// --> Not needed anymore, as it is done in ComputeStep for the
// ChordFinder of the current step (which is known only then).
fCharge = Charge;
fInitialMomentumModulus = Momentum;
fMass = Mass;
}
// Obtain the final space-point and velocity (normal) at the end of the Step
//
inline
G4ThreeVector G4PropagatorInField::EndPosition() const
{
return End_PointAndTangent.GetPosition();
}
inline
G4ThreeVector G4PropagatorInField::EndMomentumDir() const
{
return End_PointAndTangent.GetMomentumDir();
}
inline
G4double G4PropagatorInField::GetEpsilonStep() const
{
return fEpsilonStep;
}
inline
void G4PropagatorInField::SetEpsilonStep( G4double newEps )
{
fEpsilonStep=newEps;
}
inline
G4bool G4PropagatorInField::IsParticleLooping() const
{
return fParticleIsLooping;
}
inline
G4int G4PropagatorInField::GetMaxLoopCount() const
{
return fMax_loop_count;
}
inline
void G4PropagatorInField::SetMaxLoopCount( G4int new_max )
{
fMax_loop_count = new_max;
}
inline
G4double G4PropagatorInField::GetDeltaIntersection() const
{
return fCurrentFieldMgr->GetDeltaIntersection();
}
inline
G4double G4PropagatorInField::GetDeltaOneStep() const
{
return fCurrentFieldMgr->GetDeltaOneStep();
}
inline
void
G4PropagatorInField::SetAccuraciesWithDeltaOneStep( G4double valDeltaOneStep )
{
fDetectorFieldMgr->SetAccuraciesWithDeltaOneStep(valDeltaOneStep);
}
inline
void G4PropagatorInField::SetDeltaOneStep( G4double valDeltaOneStep )
{
fDetectorFieldMgr->SetDeltaOneStep(valDeltaOneStep);
}
inline
void G4PropagatorInField::SetDeltaIntersection( G4double valDeltaIntersection )
{
fDetectorFieldMgr->SetDeltaIntersection(valDeltaIntersection);
}
inline
G4int G4PropagatorInField::GetVerboseLevel() const
{
return fVerboseLevel;
}
inline
G4int G4PropagatorInField::Verbose() const // Obsolete
{
return GetVerboseLevel();
}
inline
G4FieldTrack G4PropagatorInField::GetEndState() const
{
return End_PointAndTangent;
}
// Minimum for Relative accuracy of a Step in volumes of global field
inline
G4double G4PropagatorInField::GetMinimumEpsilonStep() const
{
return fDetectorFieldMgr->GetMinimumEpsilonStep();
}
inline
void G4PropagatorInField::SetMinimumEpsilonStep( G4double newEpsMin )
{
fDetectorFieldMgr->SetMinimumEpsilonStep(newEpsMin);
}
// Maximum for Relative accuracy of any Step
inline
G4double G4PropagatorInField::GetMaximumEpsilonStep() const
{
return fDetectorFieldMgr->GetMaximumEpsilonStep();
}
inline
void G4PropagatorInField::SetMaximumEpsilonStep( G4double newEpsMax )
{
fDetectorFieldMgr->SetMaximumEpsilonStep( newEpsMax );
}
inline
void G4PropagatorInField::SetLargestAcceptableStep( G4double newBigDist )
{
if( fLargestAcceptableStep>0.0 )
{
fLargestAcceptableStep = newBigDist;
}
}
inline
G4double G4PropagatorInField::GetLargestAcceptableStep()
{
return fLargestAcceptableStep;
}
inline
G4FieldManager* G4PropagatorInField::GetCurrentFieldManager()
{
return fCurrentFieldMgr;
}
inline
void G4PropagatorInField::SetThresholdNoZeroStep( G4int noAct,
G4int noHarsh,
G4int noAbandon )
{
if( noAct>0 )
fActionThreshold_NoZeroSteps = noAct;
if( noHarsh > fActionThreshold_NoZeroSteps )
fSevereActionThreshold_NoZeroSteps = noHarsh;
else
fSevereActionThreshold_NoZeroSteps = 2*(fActionThreshold_NoZeroSteps+1);
if( noAbandon > fSevereActionThreshold_NoZeroSteps+5 )
fAbandonThreshold_NoZeroSteps = noAbandon;
else
fAbandonThreshold_NoZeroSteps = 2*(fSevereActionThreshold_NoZeroSteps+3);
}
inline
G4int G4PropagatorInField::GetThresholdNoZeroSteps( G4int i )
{
G4int t=0;
if( i==0 ) { t = 3; } // No of parameters
else if (i==1) { t = fActionThreshold_NoZeroSteps; }
else if (i==2) { t = fSevereActionThreshold_NoZeroSteps; }
else if (i==3) { t = fAbandonThreshold_NoZeroSteps; }
return t;
}
inline
void G4PropagatorInField::SetDetectorFieldManager(G4FieldManager* newDetectorFieldManager)
{
fDetectorFieldMgr = newDetectorFieldManager;
}
inline
void G4PropagatorInField:: SetUseSafetyForOptimization( G4bool value )
{
fUseSafetyForOptimisation= value;
}
inline
G4bool G4PropagatorInField::GetUseSafetyForOptimization()
{
return fUseSafetyForOptimisation;
}
inline
void G4PropagatorInField::
SetNavigatorForPropagating( G4Navigator *SimpleOrMultiNavigator )
{
if(SimpleOrMultiNavigator) { fNavigator= SimpleOrMultiNavigator; }
}
inline
G4Navigator* G4PropagatorInField::GetNavigatorForPropagating()
{
return fNavigator;
}