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// File generated by CPPExt (Value)
//
// Copyright (C) 1991 - 2000 by
// Matra Datavision SA. All rights reserved.
//
// Copyright (C) 2001 - 2004 by
// Open CASCADE SA. All rights reserved.
//
// This file is part of the Open CASCADE Technology software.
//
// This software may be distributed and/or modified under the terms and
// conditions of the Open CASCADE Public License as defined by Open CASCADE SA
// and appearing in the file LICENSE included in the packaging of this file.
//
// This software is distributed on an "AS IS" basis, without warranty of any
// kind, and Open CASCADE SA hereby disclaims all such warranties,
// including without limitation, any warranties of merchantability, fitness
// for a particular purpose or non-infringement. Please see the License for
// the specific terms and conditions governing rights and limitations under the
// License.
#ifndef _math_FunctionSet_HeaderFile
#define _math_FunctionSet_HeaderFile
#ifndef _Standard_Integer_HeaderFile
#include <Standard_Integer.hxx>
#endif
#ifndef _Standard_Boolean_HeaderFile
#include <Standard_Boolean.hxx>
#endif
class math_Vector;
#ifndef _Standard_HeaderFile
#include <Standard.hxx>
#endif
#ifndef _Standard_Macro_HeaderFile
#include <Standard_Macro.hxx>
#endif
//! This abstract class describes the virtual functions associated to <br>
//! a set on N Functions of M independant variables. <br>
class math_FunctionSet {
public:
void* operator new(size_t,void* anAddress)
{
return anAddress;
}
void* operator new(size_t size)
{
return Standard::Allocate(size);
}
void operator delete(void *anAddress)
{
if (anAddress) Standard::Free((Standard_Address&)anAddress);
}
// Methods PUBLIC
//
Standard_EXPORT virtual void Delete() ;
Standard_EXPORT virtual ~math_FunctionSet(){Delete();}
//! Returns the number of variables of the function. <br>
Standard_EXPORT virtual Standard_Integer NbVariables() const = 0;
//! Returns the number of equations of the function. <br>
Standard_EXPORT virtual Standard_Integer NbEquations() const = 0;
//! Computes the values <F> of the functions for the <br>
//! variable <X>. <br>
//! returns True if the computation was done successfully, <br>
//! False otherwise. <br>
Standard_EXPORT virtual Standard_Boolean Value(const math_Vector& X,math_Vector& F) = 0;
//! Returns the state of the function corresponding to the <br>
//! latestcall of any methods associated with the function. <br>
//! This function is called by each of the algorithms <br>
//! described later which define the function Integer <br>
//! Algorithm::StateNumber(). The algorithm has the <br>
//! responsibility to call this function when it has found <br>
//! a solution (i.e. a root or a minimum) and has to maintain <br>
//! the association between the solution found and this <br>
//! StateNumber. <br>
//! Byu default, this method returns 0 (which means for the <br>
//! algorithm: no state has been saved). It is the <br>
//! responsibility of the programmer to decide if he needs <br>
//! to save the current state of the function and to return <br>
//! an Integer that allows retrieval of the state. <br>
Standard_EXPORT virtual Standard_Integer GetStateNumber() ;
protected:
// Methods PROTECTED
//
// Fields PROTECTED
//
private:
// Methods PRIVATE
//
// Fields PRIVATE
//
};
// other Inline functions and methods (like "C++: function call" methods)
//
#endif
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