include/Geant4/G4MagIntegratorDriver.icc

0001 //
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0024 // ********************************************************************
0025 //
0026 // G4MagInt_Driver inline methods implementation
0027 //
0028 // V.Grichine, 07.10.1996 - Created
0029 // --------------------------------------------------------------------
0030
0031 inline
0032 G4double G4MagInt_Driver::
0033 AdvanceChordLimited(G4FieldTrack& track, G4double stepMax,
0034                     G4double epsStep, G4double chordDistance)
0035 {
0036   return ChordFinderDelegate::AdvanceChordLimitedImpl(track, stepMax,
0037                                                       epsStep, chordDistance);
0038 }
0039
0040 inline
0041 void G4MagInt_Driver::OnStartTracking()
0042 {
0043   ChordFinderDelegate::ResetStepEstimate();
0044 }
0045
0046 inline
0047 G4double G4MagInt_Driver::GetHmin() const
0048 {
0049   return fMinimumStep;
0050 }
0051
0052 inline
0053 G4double G4MagInt_Driver::Hmin() const
0054 {
0055   return fMinimumStep;
0056 }
0057
0058 inline
0059 G4double G4MagInt_Driver::GetSafety() const
0060 {
0061   return safety;
0062 }
0063
0064 inline
0065 G4double G4MagInt_Driver::GetPshrnk() const
0066 {
0067   return pshrnk;
0068 }
0069
0070 inline
0071 G4double G4MagInt_Driver::GetPgrow() const
0072 {
0073   return pgrow;
0074 }
0075
0076 inline
0077 G4double G4MagInt_Driver::GetErrcon() const
0078 {
0079   return errcon;
0080 }
0081
0082 inline
0083 void G4MagInt_Driver::SetHmin(G4double newval)
0084 {
0085   fMinimumStep = newval;
0086 }
0087
0088 inline
0089 G4double G4MagInt_Driver::ComputeAndSetErrcon()
0090 {
0091   errcon = std::pow(max_stepping_increase/GetSafety(),1.0/GetPgrow());
0092   return errcon;
0093 }
0094
0095 inline
0096 void G4MagInt_Driver::ReSetParameters(G4double new_safety)
0097 {
0098   safety = new_safety;
0099   pshrnk = -1.0 / pIntStepper->IntegratorOrder();
0100   pgrow  = -1.0 / (1.0 + pIntStepper->IntegratorOrder());
0101   ComputeAndSetErrcon();
0102 }
0103
0104 inline
0105 void G4MagInt_Driver::SetSafety(G4double val)
0106 {
0107   safety = val;
0108   ComputeAndSetErrcon();
0109 }
0110
0111 inline
0112 void G4MagInt_Driver::SetPgrow(G4double  val)
0113 {
0114   pgrow = val;
0115   ComputeAndSetErrcon();
0116 }
0117
0118 inline
0119 void G4MagInt_Driver::SetErrcon(G4double val)
0120 {
0121   errcon = val;
0122 }
0123
0124 inline
0125 G4int G4MagInt_Driver::GetMaxNoSteps() const
0126 {
0127   return fMaxNoSteps;
0128 }
0129
0130 inline
0131 void G4MagInt_Driver::SetMaxNoSteps(G4int val)
0132 {
0133   fMaxNoSteps = val;
0134 }
0135
0136 inline
0137 G4int G4MagInt_Driver::GetVerboseLevel() const
0138 {
0139   return fVerboseLevel;
0140 }
0141
0142 inline
0143 void G4MagInt_Driver::SetVerboseLevel(G4int newLevel)
0144 {
0145   fVerboseLevel = newLevel;
0146 }
0147
0148 inline
0149 G4double G4MagInt_Driver::GetSmallestFraction() const
0150 {
0151   return fSmallestFraction;
0152 }