IntAna_Quadric Class Reference

This class provides a description of Quadrics by their Coefficients in natural coordinate system. More...

#include <IntAna_Quadric.hxx>

Public Member Functions
	IntAna_Quadric ()
	Empty Constructor.
	IntAna_Quadric (const gp_Pln &P)
	Creates a Quadric from a Pln.
	IntAna_Quadric (const gp_Sphere &Sph)
	Creates a Quadric from a Sphere.
	IntAna_Quadric (const gp_Cylinder &Cyl)
	Creates a Quadric from a Cylinder.
	IntAna_Quadric (const gp_Cone &Cone)
	Creates a Quadric from a Cone.
void	SetQuadric (const gp_Pln &P)
	Initializes the quadric with a Pln.
void	SetQuadric (const gp_Sphere &Sph)
	Initialize the quadric with a Sphere.
void	SetQuadric (const gp_Cone &Con)
	Initializes the quadric with a Cone.
void	SetQuadric (const gp_Cylinder &Cyl)
	Initializes the quadric with a Cylinder.
void	Coefficients (double &xCXX, double &xCYY, double &xCZZ, double &xCXY, double &xCXZ, double &xCYZ, double &xCX, double &xCY, double &xCZ, double &xCCte) const
	Returns the coefficients of the polynomial equation which define the quadric: xCXX x**2 + xCYY y**2 + xCZZ z**2.
void	NewCoefficients (double &xCXX, double &xCYY, double &xCZZ, double &xCXY, double &xCXZ, double &xCYZ, double &xCX, double &xCY, double &xCZ, double &xCCte, const gp_Ax3 &Axis) const
	Returns the coefficients of the polynomial equation ( written in the natural coordinates system ) in the local coordinates system defined by Axis.
const NCollection_List< gp_Pnt > &	SpecialPoints () const
	Returns the list of special points (with singularities).

Detailed Description

This class provides a description of Quadrics by their Coefficients in natural coordinate system.

Constructor & Destructor Documentation

IntAna_Quadric() [1/5]

IntAna_Quadric::IntAna_Quadric

(

)

Empty Constructor.

IntAna_Quadric() [2/5]

IntAna_Quadric::IntAna_Quadric

(

const gp_Pln &

P

)

Creates a Quadric from a Pln.

IntAna_Quadric() [3/5]

IntAna_Quadric::IntAna_Quadric

(

const gp_Sphere &

Sph

)

Creates a Quadric from a Sphere.

IntAna_Quadric() [4/5]

IntAna_Quadric::IntAna_Quadric

(

const gp_Cylinder &

Cyl

)

Creates a Quadric from a Cylinder.

IntAna_Quadric() [5/5]

IntAna_Quadric::IntAna_Quadric

(

const gp_Cone &

Cone

)

Creates a Quadric from a Cone.

Member Function Documentation

Coefficients()

void IntAna_Quadric::Coefficients	(	double &	xCXX,
		double &	xCYY,
		double &	xCZZ,
		double &	xCXY,
		double &	xCXZ,
		double &	xCYZ,
		double &	xCX,
		double &	xCY,
		double &	xCZ,
		double &	xCCte ) const

Returns the coefficients of the polynomial equation which define the quadric: xCXX x**2 + xCYY y**2 + xCZZ z**2.

• 2 ( xCXY x y + xCXZ x z + xCYZ y z )
• 2 ( xCX x + xCY y + xCZ z )
• xCCte

NewCoefficients()

void IntAna_Quadric::NewCoefficients	(	double &	xCXX,
		double &	xCYY,
		double &	xCZZ,
		double &	xCXY,
		double &	xCXZ,
		double &	xCYZ,
		double &	xCX,
		double &	xCY,
		double &	xCZ,
		double &	xCCte,
		const gp_Ax3 &	Axis ) const

Returns the coefficients of the polynomial equation ( written in the natural coordinates system ) in the local coordinates system defined by Axis.

SetQuadric() [1/4]

void IntAna_Quadric::SetQuadric

(

const gp_Cone &

Con

)

Initializes the quadric with a Cone.

SetQuadric() [2/4]

void IntAna_Quadric::SetQuadric

(

const gp_Cylinder &

Cyl

)

Initializes the quadric with a Cylinder.

SetQuadric() [3/4]

void IntAna_Quadric::SetQuadric

(

const gp_Pln &

P

)

Initializes the quadric with a Pln.

SetQuadric() [4/4]

void IntAna_Quadric::SetQuadric

(

const gp_Sphere &

Sph

)

Initialize the quadric with a Sphere.

SpecialPoints()

const NCollection_List< gp_Pnt > & IntAna_Quadric::SpecialPoints ( ) const

inline

Returns the list of special points (with singularities).

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

• IntAna_Quadric.hxx