Defined Discrete Trihedron Law. The requirement for path curve is only G1. The result is C0-continuous surface that can be later approximated to C1. More...

#include <GeomFill_DiscreteTrihedron.hxx>

Inheritance diagram for GeomFill_DiscreteTrihedron:

[legend]

Public Member Functions
	GeomFill_DiscreteTrihedron ()

virtual Handle< GeomFill_TrihedronLaw >	Copy () const override

void	Init ()

virtual Standard_Boolean	SetCurve (const Handle< Adaptor3d_Curve > &C) override
	initialize curve of trihedron law

virtual Standard_Boolean	D0 (const Standard_Real Param, gp_Vec &Tangent, gp_Vec &Normal, gp_Vec &BiNormal) override
	compute Trihedron on curve at parameter

virtual Standard_Boolean	D1 (const Standard_Real Param, gp_Vec &Tangent, gp_Vec &DTangent, gp_Vec &Normal, gp_Vec &DNormal, gp_Vec &BiNormal, gp_Vec &DBiNormal) override
	compute Trihedron and derivative Trihedron on curve at parameter Warning : It used only for C1 or C2 approximation For the moment it returns null values for DTangent, DNormal and DBiNormal.

virtual Standard_Boolean	D2 (const Standard_Real Param, gp_Vec &Tangent, gp_Vec &DTangent, gp_Vec &D2Tangent, gp_Vec &Normal, gp_Vec &DNormal, gp_Vec &D2Normal, gp_Vec &BiNormal, gp_Vec &DBiNormal, gp_Vec &D2BiNormal) override
	compute Trihedron on curve first and seconde derivatives. Warning : It used only for C2 approximation For the moment it returns null values for DTangent, DNormal DBiNormal, D2Tangent, D2Normal, D2BiNormal.

virtual Standard_Integer	NbIntervals (const GeomAbs_Shape S) const override
	Returns the number of intervals for continuity ~~. May be one if Continuity(me) >=~~

virtual void	Intervals (TColStd_Array1OfReal &T, const GeomAbs_Shape S) const override
	Stores in <T> the parameters bounding the intervals of continuity .

virtual void	GetAverageLaw (gp_Vec &ATangent, gp_Vec &ANormal, gp_Vec &ABiNormal) override
	Get average value of Tangent(t) and Normal(t) it is usful to make fast approximation of rational surfaces.

virtual Standard_Boolean	IsConstant () const override
	Say if the law is Constant.

virtual Standard_Boolean	IsOnlyBy3dCurve () const override
	Return True.

Public Member Functions inherited from GeomFill_TrihedronLaw
virtual GeomFill_PipeError	ErrorStatus () const
	Give a status to the Law Returns PipeOk (default implementation)

virtual void	SetInterval (const Standard_Real First, const Standard_Real Last)
	Sets the bounds of the parametric interval on the function This determines the derivatives in these values if the function is not Cn.

void	GetInterval (Standard_Real &First, Standard_Real &Last)
	Gets the bounds of the parametric interval on the function.

Public Member Functions inherited from Standard_Transient
	Standard_Transient ()
	Empty constructor.

	Standard_Transient (const Standard_Transient &)
	Copy constructor – does nothing.

Standard_Transient &	operator= (const Standard_Transient &)
	Assignment operator, needed to avoid copying reference counter.

virtual	~Standard_Transient ()
	Destructor must be virtual.

virtual const opencascade::handle< Standard_Type > &	DynamicType () const
	Returns a type descriptor about this object.

Standard_Boolean	IsInstance (const opencascade::handle< Standard_Type > &theType) const
	Returns a true value if this is an instance of Type.

Standard_Boolean	IsInstance (const Standard_CString theTypeName) const
	Returns a true value if this is an instance of TypeName.

Standard_Boolean	IsKind (const opencascade::handle< Standard_Type > &theType) const
	Returns true if this is an instance of Type or an instance of any class that inherits from Type. Note that multiple inheritance is not supported by OCCT RTTI mechanism.

Standard_Boolean	IsKind (const Standard_CString theTypeName) const
	Returns true if this is an instance of TypeName or an instance of any class that inherits from TypeName. Note that multiple inheritance is not supported by OCCT RTTI mechanism.

Standard_Transient *	This () const
	Returns non-const pointer to this object (like const_cast). For protection against creating handle to objects allocated in stack or call from constructor, it will raise exception Standard_ProgramError if reference counter is zero.

Standard_Integer	GetRefCount () const noexcept
	Get the reference counter of this object.

void	IncrementRefCounter () noexcept
	Increments the reference counter of this object.

Standard_Integer	DecrementRefCounter () noexcept
	Decrements the reference counter of this object; returns the decremented value.

virtual void	Delete () const
	Memory deallocator for transient classes.

Additional Inherited Members
typedef void	base_type
	Returns a type descriptor about this object.

static constexpr const char *	get_type_name ()
	Returns a type descriptor about this object.

static const opencascade::handle< Standard_Type > &	get_type_descriptor ()
	Returns type descriptor of Standard_Transient class.

Protected Attributes inherited from GeomFill_TrihedronLaw
Handle< Adaptor3d_Curve >	myCurve

Handle< Adaptor3d_Curve >	myTrimmed

Detailed Description

Defined Discrete Trihedron Law. The requirement for path curve is only G1. The result is C0-continuous surface that can be later approximated to C1.

Constructor & Destructor Documentation

◆ GeomFill_DiscreteTrihedron()

GeomFill_DiscreteTrihedron::GeomFill_DiscreteTrihedron ( )

Member Function Documentation

◆ Copy()

virtual Handle< GeomFill_TrihedronLaw > GeomFill_DiscreteTrihedron::Copy ( ) const

overridevirtual

Implements GeomFill_TrihedronLaw.

◆ D0()

virtual Standard_Boolean GeomFill_DiscreteTrihedron::D0	(	const Standard_Real	Param,
		gp_Vec &	Tangent,
		gp_Vec &	Normal,
		gp_Vec &	BiNormal )

overridevirtual

compute Trihedron on curve at parameter

Implements GeomFill_TrihedronLaw.

◆ D1()

virtual Standard_Boolean GeomFill_DiscreteTrihedron::D1	(	const Standard_Real	Param,
		gp_Vec &	Tangent,
		gp_Vec &	DTangent,
		gp_Vec &	Normal,
		gp_Vec &	DNormal,
		gp_Vec &	BiNormal,
		gp_Vec &	DBiNormal )

overridevirtual

compute Trihedron and derivative Trihedron on curve at parameter Warning : It used only for C1 or C2 approximation For the moment it returns null values for DTangent, DNormal and DBiNormal.

Reimplemented from GeomFill_TrihedronLaw.

◆ D2()

virtual Standard_Boolean GeomFill_DiscreteTrihedron::D2	(	const Standard_Real	Param,
		gp_Vec &	Tangent,
		gp_Vec &	DTangent,
		gp_Vec &	D2Tangent,
		gp_Vec &	Normal,
		gp_Vec &	DNormal,
		gp_Vec &	D2Normal,
		gp_Vec &	BiNormal,
		gp_Vec &	DBiNormal,
		gp_Vec &	D2BiNormal )

overridevirtual

compute Trihedron on curve first and seconde derivatives. Warning : It used only for C2 approximation For the moment it returns null values for DTangent, DNormal DBiNormal, D2Tangent, D2Normal, D2BiNormal.

Reimplemented from GeomFill_TrihedronLaw.

◆ GetAverageLaw()

virtual void GeomFill_DiscreteTrihedron::GetAverageLaw	(	gp_Vec &	ATangent,
		gp_Vec &	ANormal,
		gp_Vec &	ABiNormal )

overridevirtual

Get average value of Tangent(t) and Normal(t) it is usful to make fast approximation of rational surfaces.

Implements GeomFill_TrihedronLaw.

◆ Init()

void GeomFill_DiscreteTrihedron::Init ( )

◆ Intervals()

virtual void GeomFill_DiscreteTrihedron::Intervals	(	TColStd_Array1OfReal &	T,
		const GeomAbs_Shape	S ) const

overridevirtual

Stores in <T> the parameters bounding the intervals of continuity .

The array must provide enough room to accommodate for the parameters. i.e. T.Length() > NbIntervals()

Implements GeomFill_TrihedronLaw.

◆ IsConstant()

virtual Standard_Boolean GeomFill_DiscreteTrihedron::IsConstant ( ) const

overridevirtual

Say if the law is Constant.

Reimplemented from GeomFill_TrihedronLaw.

◆ IsOnlyBy3dCurve()

virtual Standard_Boolean GeomFill_DiscreteTrihedron::IsOnlyBy3dCurve ( ) const

overridevirtual

Return True.

Reimplemented from GeomFill_TrihedronLaw.

◆ NbIntervals()

virtual Standard_Integer GeomFill_DiscreteTrihedron::NbIntervals ( const GeomAbs_Shape S ) const

overridevirtual

Returns the number of intervals for continuity ~~. May be one if Continuity(me) >=~~

Implements GeomFill_TrihedronLaw.

◆ SetCurve()

virtual Standard_Boolean GeomFill_DiscreteTrihedron::SetCurve ( const Handle< Adaptor3d_Curve > & C )

overridevirtual

initialize curve of trihedron law

Returns: Standard_True in case if execution end correctly

Reimplemented from GeomFill_TrihedronLaw.

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

GeomFill_DiscreteTrihedron.hxx

Public Member Functions

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ GeomFill_DiscreteTrihedron()

Member Function Documentation

◆ Copy()

◆ D0()

◆ D1()

◆ D2()

◆ GetAverageLaw()

◆ Init()

◆ Intervals()

◆ IsConstant()

◆ IsOnlyBy3dCurve()

◆ NbIntervals()

◆ SetCurve()