mirror of
https://git.dev.opencascade.org/repos/occt.git
synced 2025-04-21 10:13:43 +03:00
b9280b8b27
Removed unused exception classes OSD_Exception_FLT_DIVIDE_BY_ZERO, OSD_Exception_INT_DIVIDE_BY_ZERO, OSD_Exception_FLT_DENORMAL_OPERAND, OSD_Exception_FLT_INEXACT_RESULT, OSD_Exception_FLT_INVALID_OPERATION, OSD_Exception_FLT_OVERFLOW, OSD_Exception_FLT_STACK_CHECK, OSD_Exception_FLT_UNDERFLOW.
63 lines
2.3 KiB
C++
63 lines
2.3 KiB
C++
// Created on: 1991-05-06
|
|
// Created by: Laurent PAINNOT
|
|
// Copyright (c) 1991-1999 Matra Datavision
|
|
// Copyright (c) 1999-2014 OPEN CASCADE SAS
|
|
//
|
|
// This file is part of Open CASCADE Technology software library.
|
|
//
|
|
// This library is free software; you can redistribute it and/or modify it under
|
|
// the terms of the GNU Lesser General Public License version 2.1 as published
|
|
// by the Free Software Foundation, with special exception defined in the file
|
|
// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
|
|
// distribution for complete text of the license and disclaimer of any warranty.
|
|
//
|
|
// Alternatively, this file may be used under the terms of Open CASCADE
|
|
// commercial license or contractual agreement.
|
|
|
|
#ifndef _math_Function_HeaderFile
|
|
#define _math_Function_HeaderFile
|
|
|
|
#include <Standard.hxx>
|
|
#include <Standard_DefineAlloc.hxx>
|
|
#include <Standard_Handle.hxx>
|
|
|
|
#include <Standard_Boolean.hxx>
|
|
#include <Standard_Real.hxx>
|
|
|
|
|
|
//! This abstract class describes the virtual functions
|
|
//! associated with a Function of a single variable.
|
|
class math_Function
|
|
{
|
|
public:
|
|
|
|
DEFINE_STANDARD_ALLOC
|
|
|
|
//! Virtual destructor, for safe inheritance
|
|
virtual ~math_Function () {}
|
|
|
|
//! Computes the value of the function <F> for a given value of
|
|
//! variable <X>.
|
|
//! returns True if the computation was done successfully,
|
|
//! False otherwise.
|
|
Standard_EXPORT virtual Standard_Boolean Value (const Standard_Real X, Standard_Real& F) = 0;
|
|
|
|
//! returns the state of the function corresponding to the
|
|
//! latest call of any methods associated with the function.
|
|
//! This function is called by each of the algorithms
|
|
//! described later which defined the function Integer
|
|
//! Algorithm::StateNumber(). The algorithm has the
|
|
//! responsibility to call this function when it has found
|
|
//! a solution (i.e. a root or a minimum) and has to maintain
|
|
//! the association between the solution found and this
|
|
//! StateNumber.
|
|
//! Byu default, this method returns 0 (which means for the
|
|
//! algorithm: no state has been saved). It is the
|
|
//! responsibility of the programmer to decide if he needs
|
|
//! to save the current state of the function and to return
|
|
//! an Integer that allows retrieval of the state.
|
|
Standard_EXPORT virtual Standard_Integer GetStateNumber();
|
|
};
|
|
|
|
#endif // _math_Function_HeaderFile
|