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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: AnalyticShape.hpp,v 1.2 2006/10/01 23:25:58 delpinux Exp $
#ifndef ANALYTIC_FUNCTION_HPP
#define ANALYTIC_FUNCTION_HPP
#include <Shape.hpp>
#include <ScalarFunctionBase.hpp>
/**
* @file AnalyticShape.hpp
* @author Stephane Del Pino
* @date Mon Oct 2 01:19:16 2006
*
* @brief Shape defined by @f$ \{x \in \mathbf{R}^3 / f(x)>0 \} @f$
*
*/
class AnalyticShape
: public Shape
{
private:
ConstReferenceCounting<ScalarFunctionBase>
__function; /**< given function */
protected:
/**
* Writes the AnalyticShape to a stream
*
* @param os given stream
*
* @return os
*/
std::ostream& __put(std::ostream& os) const
{
os << "one(" << *__function << ")";
return os;
}
/**
* Checks if a point is in the AnalyticShape
*
* @param x given point
*
* @return true if @f$ f(x)>0 @f$
*/
bool __inShape(const TinyVector<3, real_t>& x) const
{
const ScalarFunctionBase& f = *__function;
return (f(x)>0);
}
/**
* Gets a copy of the AnalyticShape
*
* @return deep copy of the AnalyticShape
*/
ReferenceCounting<Shape> __getCopy() const;
public:
/**
* Constructor
*
* @param function function defining the shape
*/
AnalyticShape(ConstReferenceCounting<ScalarFunctionBase> function);
/**
* Copy constructor
*
* @param analyticShape given analyticShape
*/
AnalyticShape(const AnalyticShape& analyticShape);
/**
* Destructor
*
*/
~AnalyticShape();
};
#endif // ANALYTIC_FUNCTION_HPP
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