Open CASCADE Technology  7.4.1.dev
Public Member Functions
Geom2dEvaluator_Curve Class Referenceabstract

Interface for calculation of values and derivatives for different kinds of curves in 2D. Works both with adaptors and curves. More...

#include <Geom2dEvaluator_Curve.hxx>

Inheritance diagram for Geom2dEvaluator_Curve:
Inheritance graph
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Public Member Functions

 Geom2dEvaluator_Curve ()
 
virtual void D0 (const Standard_Real theU, gp_Pnt2d &theValue) const =0
 Value of 2D curve. More...
 
virtual void D1 (const Standard_Real theU, gp_Pnt2d &theValue, gp_Vec2d &theD1) const =0
 Value and first derivatives of curve. More...
 
virtual void D2 (const Standard_Real theU, gp_Pnt2d &theValue, gp_Vec2d &theD1, gp_Vec2d &theD2) const =0
 Value, first and second derivatives of curve. More...
 
virtual void D3 (const Standard_Real theU, gp_Pnt2d &theValue, gp_Vec2d &theD1, gp_Vec2d &theD2, gp_Vec2d &theD3) const =0
 Value, first, second and third derivatives of curve. More...
 
virtual gp_Vec2d DN (const Standard_Real theU, const Standard_Integer theDerU) const =0
 Calculates N-th derivatives of curve, where N = theDerU. Raises if N < 1. More...
 
- Public Member Functions inherited from Standard_Transient
 Standard_Transient ()
 Empty constructor. More...
 
 Standard_Transient (const Standard_Transient &)
 Copy constructor – does nothing. More...
 
Standard_Transientoperator= (const Standard_Transient &)
 Assignment operator, needed to avoid copying reference counter. More...
 
virtual ~Standard_Transient ()
 Destructor must be virtual. More...
 
virtual void Delete () const
 Memory deallocator for transient classes. More...
 
virtual const opencascade::handle< Standard_Type > & DynamicType () const
 Returns a type descriptor about this object. More...
 
Standard_Boolean IsInstance (const opencascade::handle< Standard_Type > &theType) const
 Returns a true value if this is an instance of Type. More...
 
Standard_Boolean IsInstance (const Standard_CString theTypeName) const
 Returns a true value if this is an instance of TypeName. More...
 
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. More...
 
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. More...
 
Standard_TransientThis () 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. More...
 
Standard_Integer GetRefCount () const
 Get the reference counter of this object. More...
 
void IncrementRefCounter () const
 Increments the reference counter of this object. More...
 
Standard_Integer DecrementRefCounter () const
 Decrements the reference counter of this object; returns the decremented value. More...
 

Additional Inherited Members

- Public Types inherited from Standard_Transient
typedef void base_type
 Returns a type descriptor about this object. More...
 
- Static Public Member Functions inherited from Standard_Transient
static const char * get_type_name ()
 Returns a type descriptor about this object. More...
 
static const opencascade::handle< Standard_Type > & get_type_descriptor ()
 Returns type descriptor of Standard_Transient class. More...
 

Detailed Description

Interface for calculation of values and derivatives for different kinds of curves in 2D. Works both with adaptors and curves.

Constructor & Destructor Documentation

◆ Geom2dEvaluator_Curve()

Geom2dEvaluator_Curve::Geom2dEvaluator_Curve ( )
inline

Member Function Documentation

◆ D0()

virtual void Geom2dEvaluator_Curve::D0 ( const Standard_Real  theU,
gp_Pnt2d theValue 
) const
pure virtual

Value of 2D curve.

Implemented in Geom2dEvaluator_OffsetCurve.

◆ D1()

virtual void Geom2dEvaluator_Curve::D1 ( const Standard_Real  theU,
gp_Pnt2d theValue,
gp_Vec2d theD1 
) const
pure virtual

Value and first derivatives of curve.

Implemented in Geom2dEvaluator_OffsetCurve.

◆ D2()

virtual void Geom2dEvaluator_Curve::D2 ( const Standard_Real  theU,
gp_Pnt2d theValue,
gp_Vec2d theD1,
gp_Vec2d theD2 
) const
pure virtual

Value, first and second derivatives of curve.

Implemented in Geom2dEvaluator_OffsetCurve.

◆ D3()

virtual void Geom2dEvaluator_Curve::D3 ( const Standard_Real  theU,
gp_Pnt2d theValue,
gp_Vec2d theD1,
gp_Vec2d theD2,
gp_Vec2d theD3 
) const
pure virtual

Value, first, second and third derivatives of curve.

Implemented in Geom2dEvaluator_OffsetCurve.

◆ DN()

virtual gp_Vec2d Geom2dEvaluator_Curve::DN ( const Standard_Real  theU,
const Standard_Integer  theDerU 
) const
pure virtual

Calculates N-th derivatives of curve, where N = theDerU. Raises if N < 1.

Implemented in Geom2dEvaluator_OffsetCurve.


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