Extrema_ExtCC Class Reference

It calculates all the distance between two curves. These distances can be maximum or minimum. More...

#include <Extrema_ExtCC.hxx>

Public Member Functions
	Extrema_ExtCC (const Standard_Real TolC1=1.0e-10, const Standard_Real TolC2=1.0e-10)
	Extrema_ExtCC (const Adaptor3d_Curve &C1, const Adaptor3d_Curve &C2, const Standard_Real TolC1=1.0e-10, const Standard_Real TolC2=1.0e-10)
	It calculates all the distances. More...
	Extrema_ExtCC (const Adaptor3d_Curve &C1, const Adaptor3d_Curve &C2, const Standard_Real U1, const Standard_Real U2, const Standard_Real V1, const Standard_Real V2, const Standard_Real TolC1=1.0e-10, const Standard_Real TolC2=1.0e-10)
	It calculates all the distances. More...
void	SetCurve (const Standard_Integer theRank, const Adaptor3d_Curve &C)
void	SetCurve (const Standard_Integer theRank, const Adaptor3d_Curve &C, const Standard_Real Uinf, const Standard_Real Usup)
void	SetRange (const Standard_Integer theRank, const Standard_Real Uinf, const Standard_Real Usup)
void	SetTolerance (const Standard_Integer theRank, const Standard_Real Tol)
void	Perform ()
Standard_Boolean	IsDone () const
	Returns True if the distances are found. More...
Standard_Integer	NbExt () const
	Returns the number of extremum distances. More...
Standard_Boolean	IsParallel () const
	Returns True if the two curves are parallel. More...
Standard_Real	SquareDistance (const Standard_Integer N=1) const
	Returns the value of the Nth extremum square distance. More...
void	Points (const Standard_Integer N, Extrema_POnCurv &P1, Extrema_POnCurv &P2) const
	Returns the points of the Nth extremum distance. P1 is on the first curve, P2 on the second one. More...
void	TrimmedSquareDistances (Standard_Real &dist11, Standard_Real &distP12, Standard_Real &distP21, Standard_Real &distP22, gp_Pnt &P11, gp_Pnt &P12, gp_Pnt &P21, gp_Pnt &P22) const
	if the curve is a trimmed curve, dist11 is a square distance between the point on C1 of parameter FirstParameter and the point of parameter FirstParameter on C2. More...

Protected Member Functions
void	Results (const Extrema_ExtElC &AlgExt, const Standard_Real Ut11, const Standard_Real Ut12, const Standard_Real Ut21, const Standard_Real Ut22)
void	Results (const Extrema_ECC &AlgExt, const Standard_Real Ut11, const Standard_Real Ut12, const Standard_Real Ut21, const Standard_Real Ut22)

Detailed Description

It calculates all the distance between two curves. These distances can be maximum or minimum.

Constructor & Destructor Documentation

Extrema_ExtCC::Extrema_ExtCC	(	const Standard_Real	TolC1 = 1.0e-10,
		const Standard_Real	TolC2 = 1.0e-10
	)

Extrema_ExtCC::Extrema_ExtCC	(	const Adaptor3d_Curve &	C1,
		const Adaptor3d_Curve &	C2,
		const Standard_Real	TolC1 = 1.0e-10,
		const Standard_Real	TolC2 = 1.0e-10
	)

It calculates all the distances.

Extrema_ExtCC::Extrema_ExtCC	(	const Adaptor3d_Curve &	C1,
		const Adaptor3d_Curve &	C2,
		const Standard_Real	U1,
		const Standard_Real	U2,
		const Standard_Real	V1,
		const Standard_Real	V2,
		const Standard_Real	TolC1 = 1.0e-10,
		const Standard_Real	TolC2 = 1.0e-10
	)

It calculates all the distances.

Member Function Documentation

Standard_Boolean Extrema_ExtCC::IsDone

(

)

const

Returns True if the distances are found.

Standard_Boolean Extrema_ExtCC::IsParallel

(

)

const

Returns True if the two curves are parallel.

Standard_Integer Extrema_ExtCC::NbExt

(

)

const

Returns the number of extremum distances.

void Extrema_ExtCC::Perform

(

)

void Extrema_ExtCC::Points	(	const Standard_Integer	N,
		Extrema_POnCurv &	P1,
		Extrema_POnCurv &	P2
	)		const

Returns the points of the Nth extremum distance. P1 is on the first curve, P2 on the second one.

void Extrema_ExtCC::Results ( const Extrema_ExtElC &  AlgExt, const Standard_Real  Ut11, const Standard_Real  Ut12, const Standard_Real  Ut21, const Standard_Real  Ut22  )

protected

void Extrema_ExtCC::Results ( const Extrema_ECC &  AlgExt, const Standard_Real  Ut11, const Standard_Real  Ut12, const Standard_Real  Ut21, const Standard_Real  Ut22  )

protected

void Extrema_ExtCC::SetCurve	(	const Standard_Integer	theRank,
		const Adaptor3d_Curve &	C
	)

void Extrema_ExtCC::SetCurve	(	const Standard_Integer	theRank,
		const Adaptor3d_Curve &	C,
		const Standard_Real	Uinf,
		const Standard_Real	Usup
	)

void Extrema_ExtCC::SetRange	(	const Standard_Integer	theRank,
		const Standard_Real	Uinf,
		const Standard_Real	Usup
	)

void Extrema_ExtCC::SetTolerance	(	const Standard_Integer	theRank,
		const Standard_Real	Tol
	)

Standard_Real Extrema_ExtCC::SquareDistance

(

const Standard_Integer

N = 1

)

const

Returns the value of the Nth extremum square distance.

void Extrema_ExtCC::TrimmedSquareDistances	(	Standard_Real &	dist11,
		Standard_Real &	distP12,
		Standard_Real &	distP21,
		Standard_Real &	distP22,
		gp_Pnt &	P11,
		gp_Pnt &	P12,
		gp_Pnt &	P21,
		gp_Pnt &	P22
	)		const

if the curve is a trimmed curve, dist11 is a square distance between the point on C1 of parameter FirstParameter and the point of parameter FirstParameter on C2.

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The documentation for this class was generated from the following file:

• Extrema_ExtCC.hxx