Defines the general purposes of any function. More...

#include <Expr_GeneralFunction.hxx>

Inheritance diagram for Expr_GeneralFunction:

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Public Member Functions
virtual Standard_Integer	NbOfVariables () const =0
	Returns the number of variables of <me>. More...

virtual Handle< Expr_NamedUnknown >	Variable (const Standard_Integer index) const =0
	Returns the variable denoted by <index> in <me>. Raises OutOfRange if index > NbOfVariables. More...

virtual Handle< Expr_GeneralFunction >	Copy () const =0
	Returns a copy of <me> with the same form. More...

virtual Handle< Expr_GeneralFunction >	Derivative (const Handle< Expr_NamedUnknown > &var) const =0
	Returns Derivative of <me> for variable . More...

virtual Handle< Expr_GeneralFunction >	Derivative (const Handle< Expr_NamedUnknown > &var, const Standard_Integer deg) const =0
	Returns Derivative of <me> for variable with degree <deg>. More...

virtual Standard_Real	Evaluate (const Expr_Array1OfNamedUnknown &vars, const TColStd_Array1OfReal &vals) const =0
	Computes the value of <me> with the given variables. Raises NotEvaluable if <vars> does not match all variables of <me>. More...

virtual Standard_Boolean	IsIdentical (const Handle< Expr_GeneralFunction > &func) const =0
	Tests if <me> and <func> are similar functions (same name and same used expression). More...

virtual Standard_Boolean	IsLinearOnVariable (const Standard_Integer index) const =0
	Tests if <me> is linear on variable on range <index> More...

virtual TCollection_AsciiString	GetStringName () const =0

Public Member Functions inherited from MMgt_TShared
virtual void	Delete () const
	Memory deallocator for transient classes. More...

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

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

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

virtual	~Standard_Transient ()
	Destructor must be virtual. More...

virtual const Handle_Standard_Type &	DynamicType () const
	Returns a type information object about this object. More...

Standard_Boolean	IsInstance (const 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 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...

virtual Handle_Standard_Transient	This () const
	Returns a Handle which references this object. Must never be called to objects created in stack. More...

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

Detailed Description

Defines the general purposes of any function.

Member Function Documentation

virtual Handle< Expr_GeneralFunction > Expr_GeneralFunction::Copy ( ) const

pure virtual

Returns a copy of <me> with the same form.

Implemented in Expr_NamedFunction, and Expr_FunctionDerivative.

virtual Handle< Expr_GeneralFunction > Expr_GeneralFunction::Derivative ( const Handle< Expr_NamedUnknown > & var ) const

pure virtual

Returns Derivative of <me> for variable .

Implemented in Expr_NamedFunction, and Expr_FunctionDerivative.

virtual Handle< Expr_GeneralFunction > Expr_GeneralFunction::Derivative	(	const Handle< Expr_NamedUnknown > &	var,
		const Standard_Integer	deg
	)		const

pure virtual

Returns Derivative of <me> for variable with degree <deg>.

Implemented in Expr_NamedFunction, and Expr_FunctionDerivative.

virtual Standard_Real Expr_GeneralFunction::Evaluate	(	const Expr_Array1OfNamedUnknown &	vars,
		const TColStd_Array1OfReal &	vals
	)		const

pure virtual

Computes the value of <me> with the given variables. Raises NotEvaluable if <vars> does not match all variables of <me>.

Implemented in Expr_NamedFunction, and Expr_FunctionDerivative.

virtual TCollection_AsciiString Expr_GeneralFunction::GetStringName ( ) const

pure virtual

Implemented in Expr_FunctionDerivative, and Expr_NamedFunction.

virtual Standard_Boolean Expr_GeneralFunction::IsIdentical ( const Handle< Expr_GeneralFunction > & func ) const

pure virtual

Tests if <me> and <func> are similar functions (same name and same used expression).

Implemented in Expr_NamedFunction, and Expr_FunctionDerivative.

virtual Standard_Boolean Expr_GeneralFunction::IsLinearOnVariable ( const Standard_Integer index ) const

pure virtual

Tests if <me> is linear on variable on range <index>

Implemented in Expr_NamedFunction, and Expr_FunctionDerivative.

virtual Standard_Integer Expr_GeneralFunction::NbOfVariables ( ) const

pure virtual

Returns the number of variables of <me>.

Implemented in Expr_NamedFunction, and Expr_FunctionDerivative.

virtual Handle< Expr_NamedUnknown > Expr_GeneralFunction::Variable ( const Standard_Integer index ) const

pure virtual

Returns the variable denoted by <index> in <me>. Raises OutOfRange if index > NbOfVariables.

Implemented in Expr_NamedFunction, and Expr_FunctionDerivative.

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

Expr_GeneralFunction.hxx

Public Member Functions

Detailed Description

Member Function Documentation