RKCartesianDistance Class Reference

Estimator of the distance between two state vectors, e.g. for convergence test. More...

#include <RKCartesianDistance.h>

Inheritance diagram for RKCartesianDistance:

List of all members.

Public Types
typedef double	Scalar
typedef RKSmallVector< double, 6 >	Vector
Public Member Functions
virtual Scalar	operator() (const Vector &rka, const Vector &rkb, const Scalar &s) const
virtual	~RKCartesianDistance ()

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Detailed Description

Estimator of the distance between two state vectors, e.g. for convergence test.

Definition at line 13 of file RKCartesianDistance.h.

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Member Typedef Documentation

typedef double RKCartesianDistance::Scalar

Reimplemented from RKDistance< double, 6 >.

Definition at line 16 of file RKCartesianDistance.h.

typedef RKSmallVector<double,6> RKCartesianDistance::Vector

Reimplemented from RKDistance< double, 6 >.

Definition at line 17 of file RKCartesianDistance.h.

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Constructor & Destructor Documentation

virtual RKCartesianDistance::~RKCartesianDistance

(

)

[inline, virtual]

Definition at line 19 of file RKCartesianDistance.h.

{}

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Member Function Documentation

virtual Scalar RKCartesianDistance::operator()	(	const Vector &	rka,
		const Vector &	rkb,
		const Scalar &	s
	)		const [inline, virtual]

Implements RKDistance< double, 6 >.

Definition at line 21 of file RKCartesianDistance.h.

References a, b, mag(), CartesianStateAdaptor::momentum(), and CartesianStateAdaptor::position().

                                                                                          {
    CartesianStateAdaptor a(rka), b(rkb);

    return (a.position()-b.position()).mag() + 
      (a.momentum() - b.momentum()).mag() / b.momentum().mag();
  }