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// This file is part of ff3d - http://www.freefem.org/ff3d
// Copyright (C) 2001, 2002, 2003 Stphane Del Pino
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2, or (at your option)
// any later version.
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software Foundation,
// Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
// $Id: FunctionExpressionComposed.hpp,v 1.1 2006/07/20 17:29:18 delpinux Exp $
#ifndef FUNCTION_EXPRESSION_COMPOSED_HPP
#define FUNCTION_EXPRESSION_COMPOSED_HPP
#include <FunctionExpression.hpp>
/**
* @file FunctionExpressionComposed.hpp
* @author Stephane Del Pino
* @date Tue Jul 4 01:22:36 2006
*
* @brief Function composition expression
*
*
*/
class FunctionExpressionComposed
: public FunctionExpression
{
private:
ReferenceCounting<FunctionExpression> __function; /**< The function */
ReferenceCounting<FunctionExpression> __functionExpressionX; /**< function returning \f$ x \f$ */
ReferenceCounting<FunctionExpression> __functionExpressionY; /**< function returning \f$ y \f$ */
ReferenceCounting<FunctionExpression> __functionExpressionZ; /**< function returning \f$ z \f$ */
public:
/**
* Return true if one of the functions has a boundary
*
* @return if one of the functions has a boundary
*/
bool hasBoundaryExpression() const
{
return (__function->hasBoundaryExpression() or
__functionExpressionX->hasBoundaryExpression() or
__functionExpressionY->hasBoundaryExpression() or
__functionExpressionZ->hasBoundaryExpression());
}
/**
* execute the expression
*
*/
void execute();
/**
* Constructor
*
* @param f the function
* @param X the @e x function
* @param Y the @e y function
* @param Z the @e z function
*
*/
FunctionExpressionComposed(ReferenceCounting<FunctionExpression> f,
ReferenceCounting<FunctionExpression> X,
ReferenceCounting<FunctionExpression> Y,
ReferenceCounting<FunctionExpression> Z);
/**
* Copy constructor
*
* @param f the composed function
*
*/
FunctionExpressionComposed(const FunctionExpressionComposed& f);
/**
* Destructor
*
*/
~FunctionExpressionComposed();
};
#endif // FUNCTION_EXPRESSION_COMPOSED_HPP
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