/usr/include/oce/Expr_FunctionDerivative.hxx is in liboce-foundation-dev 0.17.2-2.
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// Please do not edit this file; modify original file instead.
// The copyright and license terms as defined for the original file apply to
// this header file considered to be the "object code" form of the original source.
#ifndef _Expr_FunctionDerivative_HeaderFile
#define _Expr_FunctionDerivative_HeaderFile
#include <Standard.hxx>
#include <Standard_DefineHandle.hxx>
#include <Handle_Expr_FunctionDerivative.hxx>
#include <Handle_Expr_GeneralFunction.hxx>
#include <Handle_Expr_GeneralExpression.hxx>
#include <Handle_Expr_NamedUnknown.hxx>
#include <Standard_Integer.hxx>
#include <Expr_GeneralFunction.hxx>
#include <Standard_Real.hxx>
#include <Standard_Boolean.hxx>
class Expr_GeneralFunction;
class Expr_GeneralExpression;
class Expr_NamedUnknown;
class Standard_OutOfRange;
class Standard_DimensionMismatch;
class Standard_NumericError;
class Expr_NotEvaluable;
class Expr_NamedFunction;
class Expr_Array1OfNamedUnknown;
class TColStd_Array1OfReal;
class TCollection_AsciiString;
class Expr_FunctionDerivative : public Expr_GeneralFunction
{
public:
//! Creates a FunctionDerivative of degree <deg> relative
//! to the <withX> variable.
//! Raises OutOfRange if <deg> lower or equal to zero.
Standard_EXPORT Expr_FunctionDerivative(const Handle(Expr_GeneralFunction)& func, const Handle(Expr_NamedUnknown)& withX, const Standard_Integer deg);
//! Returns the number of variables of <me>.
Standard_EXPORT Standard_Integer NbOfVariables() const;
//! Returns the variable denoted by <index> in <me>.
//! Raises OutOfRange if <index> greater than
//! NbOfVariables of <me>.
Standard_EXPORT Handle(Expr_NamedUnknown) Variable (const Standard_Integer index) const;
//! Computes the value of <me> with the given variables.
//! Raises DimensionMismatch if Length(vars) is different from
//! Length(values).
Standard_EXPORT Standard_Real Evaluate (const Expr_Array1OfNamedUnknown& vars, const TColStd_Array1OfReal& values) const;
//! Returns a copy of <me> with the same form.
Standard_EXPORT Handle(Expr_GeneralFunction) Copy() const;
//! Returns Derivative of <me> for variable <var>.
Standard_EXPORT Handle(Expr_GeneralFunction) Derivative (const Handle(Expr_NamedUnknown)& var) const;
//! Returns Derivative of <me> for variable <var> with
//! degree <deg>.
Standard_EXPORT Handle(Expr_GeneralFunction) Derivative (const Handle(Expr_NamedUnknown)& var, const Standard_Integer deg) const;
//! Tests if <me> and <func> are similar functions (same
//! name and same used expression).
Standard_EXPORT Standard_Boolean IsIdentical (const Handle(Expr_GeneralFunction)& func) const;
//! Tests if <me> is linear on variable on range <index>
Standard_EXPORT Standard_Boolean IsLinearOnVariable (const Standard_Integer index) const;
//! Returns the function of which <me> is the derivative.
Standard_EXPORT Handle(Expr_GeneralFunction) Function() const;
//! Returns the degree of derivation of <me>.
Standard_EXPORT Standard_Integer Degree() const;
//! Returns the derivation variable of <me>.
Standard_EXPORT Handle(Expr_NamedUnknown) DerivVariable() const;
Standard_EXPORT TCollection_AsciiString GetStringName() const;
Standard_EXPORT Handle(Expr_GeneralExpression) Expression() const;
Standard_EXPORT void UpdateExpression() ;
friend class Expr_NamedFunction;
DEFINE_STANDARD_RTTI(Expr_FunctionDerivative)
protected:
private:
Handle(Expr_GeneralFunction) myFunction;
Handle(Expr_GeneralExpression) myExp;
Handle(Expr_NamedUnknown) myDerivate;
Standard_Integer myDegree;
};
#endif // _Expr_FunctionDerivative_HeaderFile
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