Open CASCADE Technology  7.3.1.dev
Public Member Functions
IntAna2d_Conic Class Reference

Definition of a conic by its implicit quadaratic equation: A.X**2 + B.Y**2 + 2.C.X*Y + 2.D.X + 2.E.Y + F = 0. More...

#include <IntAna2d_Conic.hxx>

Public Member Functions

 IntAna2d_Conic (const gp_Circ2d &C)
 
 IntAna2d_Conic (const gp_Lin2d &C)
 
 IntAna2d_Conic (const gp_Parab2d &C)
 
 IntAna2d_Conic (const gp_Hypr2d &C)
 
 IntAna2d_Conic (const gp_Elips2d &C)
 
Standard_Real Value (const Standard_Real X, const Standard_Real Y) const
 value of the function F at the point X,Y. More...
 
gp_XY Grad (const Standard_Real X, const Standard_Real Y) const
 returns the value of the gradient of F at the point X,Y. More...
 
void ValAndGrad (const Standard_Real X, const Standard_Real Y, Standard_Real &Val, gp_XY &Grd) const
 Returns the value of the function and its gradient at the point X,Y. More...
 
void Coefficients (Standard_Real &A, Standard_Real &B, Standard_Real &C, Standard_Real &D, Standard_Real &E, Standard_Real &F) const
 returns the coefficients of the polynomial equation wich defines the conic: A.X**2 + B.Y**2 + 2.C.X*Y + 2.D.X + 2.E.Y + F = 0. More...
 
void NewCoefficients (Standard_Real &A, Standard_Real &B, Standard_Real &C, Standard_Real &D, Standard_Real &E, Standard_Real &F, const gp_Ax2d &Axis) const
 Returns the coefficients of the polynomial equation ( written in the natural coordinates system ) A x x + B y y + 2 C x y + 2 D x + 2 E y + F in the local coordinates system defined by Axis. More...
 

Detailed Description

Definition of a conic by its implicit quadaratic equation: A.X**2 + B.Y**2 + 2.C.X*Y + 2.D.X + 2.E.Y + F = 0.

Constructor & Destructor Documentation

◆ IntAna2d_Conic() [1/5]

IntAna2d_Conic::IntAna2d_Conic ( const gp_Circ2d C)

◆ IntAna2d_Conic() [2/5]

IntAna2d_Conic::IntAna2d_Conic ( const gp_Lin2d C)

◆ IntAna2d_Conic() [3/5]

IntAna2d_Conic::IntAna2d_Conic ( const gp_Parab2d C)

◆ IntAna2d_Conic() [4/5]

IntAna2d_Conic::IntAna2d_Conic ( const gp_Hypr2d C)

◆ IntAna2d_Conic() [5/5]

IntAna2d_Conic::IntAna2d_Conic ( const gp_Elips2d C)

Member Function Documentation

◆ Coefficients()

void IntAna2d_Conic::Coefficients ( Standard_Real A,
Standard_Real B,
Standard_Real C,
Standard_Real D,
Standard_Real E,
Standard_Real F 
) const

returns the coefficients of the polynomial equation wich defines the conic: A.X**2 + B.Y**2 + 2.C.X*Y + 2.D.X + 2.E.Y + F = 0.

◆ Grad()

gp_XY IntAna2d_Conic::Grad ( const Standard_Real  X,
const Standard_Real  Y 
) const

returns the value of the gradient of F at the point X,Y.

◆ NewCoefficients()

void IntAna2d_Conic::NewCoefficients ( Standard_Real A,
Standard_Real B,
Standard_Real C,
Standard_Real D,
Standard_Real E,
Standard_Real F,
const gp_Ax2d Axis 
) const

Returns the coefficients of the polynomial equation ( written in the natural coordinates system ) A x x + B y y + 2 C x y + 2 D x + 2 E y + F in the local coordinates system defined by Axis.

◆ ValAndGrad()

void IntAna2d_Conic::ValAndGrad ( const Standard_Real  X,
const Standard_Real  Y,
Standard_Real Val,
gp_XY Grd 
) const

Returns the value of the function and its gradient at the point X,Y.

◆ Value()

Standard_Real IntAna2d_Conic::Value ( const Standard_Real  X,
const Standard_Real  Y 
) const

value of the function F at the point X,Y.


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