/usr/include/oce/Expr_GeneralFunction.hxx is in liboce-foundation-dev 0.17.1-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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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_GeneralFunction_HeaderFile
#define _Expr_GeneralFunction_HeaderFile
#include <Standard.hxx>
#include <Standard_DefineHandle.hxx>
#include <Handle_Expr_GeneralFunction.hxx>
#include <MMgt_TShared.hxx>
#include <Standard_Integer.hxx>
#include <Handle_Expr_NamedUnknown.hxx>
#include <Standard_Real.hxx>
#include <Standard_Boolean.hxx>
class Standard_OutOfRange;
class Standard_DimensionMismatch;
class Standard_NumericError;
class Expr_NotEvaluable;
class Expr_NamedUnknown;
class Expr_Array1OfNamedUnknown;
class TColStd_Array1OfReal;
class TCollection_AsciiString;
//! Defines the general purposes of any function.
class Expr_GeneralFunction : public MMgt_TShared
{
public:
//! Returns the number of variables of <me>.
Standard_EXPORT virtual Standard_Integer NbOfVariables() const = 0;
//! Returns the variable denoted by <index> in <me>.
//! Raises OutOfRange if index > NbOfVariables.
Standard_EXPORT virtual Handle(Expr_NamedUnknown) Variable (const Standard_Integer index) const = 0;
//! Returns a copy of <me> with the same form.
Standard_EXPORT virtual Handle(Expr_GeneralFunction) Copy() const = 0;
//! Returns Derivative of <me> for variable <var>.
Standard_EXPORT virtual Handle(Expr_GeneralFunction) Derivative (const Handle(Expr_NamedUnknown)& var) const = 0;
//! Returns Derivative of <me> for variable <var> with
//! degree <deg>.
Standard_EXPORT virtual Handle(Expr_GeneralFunction) Derivative (const Handle(Expr_NamedUnknown)& var, const Standard_Integer deg) const = 0;
//! Computes the value of <me> with the given variables.
//! Raises NotEvaluable if <vars> does not match all variables
//! of <me>.
Standard_EXPORT virtual Standard_Real Evaluate (const Expr_Array1OfNamedUnknown& vars, const TColStd_Array1OfReal& vals) const = 0;
//! Tests if <me> and <func> are similar functions (same
//! name and same used expression).
Standard_EXPORT virtual Standard_Boolean IsIdentical (const Handle(Expr_GeneralFunction)& func) const = 0;
//! Tests if <me> is linear on variable on range <index>
Standard_EXPORT virtual Standard_Boolean IsLinearOnVariable (const Standard_Integer index) const = 0;
Standard_EXPORT virtual TCollection_AsciiString GetStringName() const = 0;
DEFINE_STANDARD_RTTI(Expr_GeneralFunction)
protected:
private:
};
#endif // _Expr_GeneralFunction_HeaderFile
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