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G4DormandPrinceRK78.hh
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26 // G4DormandPrinceRK78.hh
27 //
28 // Created by Somnath on 30/06/15.
29 
30 #ifndef G4Dormand_Prince_RK78_hh
31 #define G4Dormand_Prince_RK78_hh
32 
34 
36 {
37  public:
39  G4int numberOfVariables = 6,
40  G4bool primary = true);
42 
43  void Stepper( const G4double y[],
44  const G4double dydx[],
45  G4double h,
46  G4double yout[],
47  G4double yerr[]) ;
48 
49  G4double DistChord() const;
50  G4int IntegratorOrder() const {return 7; }
51 
52  private :
54  G4DormandPrinceRK78& operator=(const G4DormandPrinceRK78&);
55 
56  G4double *ak2, *ak3, *ak4, *ak5, *ak6, *ak7, *ak8,
57  *ak9, *ak10, *ak11, *ak12, *ak13,
58  *yTemp, *yIn;
59 
60  G4double fLastStepLength;
61  G4double *fLastInitialVector, *fLastFinalVector,
62  *fLastDyDx, *fMidVector, *fMidError;
63  // for DistChord calculations
64 
65  G4DormandPrinceRK78* fAuxStepper;
66 };
67 
68 #endif /* defined(__G4_DormandPrinceRK78_hh) */
void Stepper(const G4double y[], const G4double dydx[], G4double h, G4double yout[], G4double yerr[])
G4DormandPrinceRK78(G4EquationOfMotion *EqRhs, G4int numberOfVariables=6, G4bool primary=true)
int G4int
Definition: G4Types.hh:78
bool G4bool
Definition: G4Types.hh:79
G4int IntegratorOrder() const
G4double DistChord() const
double G4double
Definition: G4Types.hh:76