Open CASCADE Technology  6.5.4
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Public Member Functions
HLRBRep_Surface Class Reference

#include <HLRBRep_Surface.hxx>

Public Member Functions

DEFINE_STANDARD_ALLOC HLRBRep_Surface ()
 Creates an undefined surface with no face loaded.

void Projector (const Standard_Address Proj)
BRepAdaptor_SurfaceSurface ()
 Returns the 3D Surface.

void Surface (const TopoDS_Face &F)
 Sets the 3D Surface to be projected.

Standard_Boolean IsSide (const Standard_Real tolf, const Standard_Real toler) const
 returns true if it is a side face

Standard_Boolean IsAbove (const Standard_Boolean back, const Standard_Address A, const Standard_Real tolC) const
Standard_Real FirstUParameter () const
Standard_Real LastUParameter () const
Standard_Real FirstVParameter () const
Standard_Real LastVParameter () const
GeomAbs_Shape UContinuity () const
GeomAbs_Shape VContinuity () const
Standard_Integer NbUIntervals (const GeomAbs_Shape S)
 If necessary, breaks the surface in U intervals of
continuity <S>. And returns the number of
intervals.

Standard_Integer NbVIntervals (const GeomAbs_Shape S)
 If necessary, breaks the surface in V intervals of
continuity <S>. And returns the number of
intervals.

GeomAbs_Shape UIntervalContinuity () const
GeomAbs_Shape VIntervalContinuity () const
Standard_Boolean IsUClosed () const
Standard_Boolean IsVClosed () const
Standard_Boolean IsUPeriodic () const
Standard_Real UPeriod () const
Standard_Boolean IsVPeriodic () const
Standard_Real VPeriod () const
gp_Pnt Value (const Standard_Real U, const Standard_Real V) const
 Computes the point of parameters U,V on the surface.

void D0 (const Standard_Real U, const Standard_Real V, gp_Pnt &P) const
 Computes the point of parameters U,V on the surface.

void D1 (const Standard_Real U, const Standard_Real V, gp_Pnt &P, gp_Vec &D1U, gp_Vec &D1V) const
 Computes the point and the first derivatives on
the surface.
//! Raised if the continuity of the current
intervals is not C1.

void D2 (const Standard_Real U, const Standard_Real V, gp_Pnt &P, gp_Vec &D1U, gp_Vec &D1V, gp_Vec &D2U, gp_Vec &D2V, gp_Vec &D2UV) const
 Computes the point, the first and second
derivatives on the surface.
//! Raised if the continuity of the current
intervals is not C2.

void D3 (const Standard_Real U, const Standard_Real V, gp_Pnt &P, gp_Vec &D1U, gp_Vec &D1V, gp_Vec &D2U, gp_Vec &D2V, gp_Vec &D2UV, gp_Vec &D3U, gp_Vec &D3V, gp_Vec &D3UUV, gp_Vec &D3UVV) const
 Computes the point, the first, second and third
derivatives on the surface.
//! Raised if the continuity of the current
intervals is not C3.

gp_Vec DN (const Standard_Real U, const Standard_Real V, const Standard_Integer Nu, const Standard_Integer Nv) const
 Computes the derivative of order Nu in the
direction U and Nv in the direction V at the point P(U,
V).
//! Raised if the current U interval is not not CNu
and the current V interval is not CNv.
//! Raised if Nu + Nv < 1 or Nu < 0 or Nv < 0.

GeomAbs_SurfaceType GetType () const
 Returns the type of the surface : Plane, Cylinder,
Cone, Sphere, Torus, BezierSurface,
BSplineSurface, SurfaceOfRevolution,
SurfaceOfExtrusion, OtherSurface

gp_Pln Plane () const
gp_Cylinder Cylinder () const
gp_Cone Cone () const
gp_Sphere Sphere () const
gp_Torus Torus () const
Standard_Integer UDegree () const
Standard_Integer NbUPoles () const
Standard_Integer VDegree () const
Standard_Integer NbVPoles () const
Standard_Integer NbUKnots () const
Standard_Integer NbVKnots () const
gp_Ax1 Axis () const

Constructor & Destructor Documentation


Member Function Documentation

void HLRBRep_Surface::D1 ( const Standard_Real  U,
const Standard_Real  V,
gp_Pnt P,
gp_Vec D1U,
gp_Vec D1V 
) const
void HLRBRep_Surface::D2 ( const Standard_Real  U,
const Standard_Real  V,
gp_Pnt P,
gp_Vec D1U,
gp_Vec D1V,
gp_Vec D2U,
gp_Vec D2V,
gp_Vec D2UV 
) const
void HLRBRep_Surface::D3 ( const Standard_Real  U,
const Standard_Real  V,
gp_Pnt P,
gp_Vec D1U,
gp_Vec D1V,
gp_Vec D2U,
gp_Vec D2V,
gp_Vec D2UV,
gp_Vec D3U,
gp_Vec D3V,
gp_Vec D3UUV,
gp_Vec D3UVV 
) const

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