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Copyright (C) 2005-2009 Julien Jorge, Sebastien Angibaud
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This program is free software; you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by the
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Free Software Foundation; either version 2 of the License, or (at your
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option) any later version.
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This program is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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You should have received a copy of the GNU General Public License along
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with this program; if not, write to the Free Software Foundation, Inc.,
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51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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contact: plee-the-bear@gamned.org
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Please add the tag [Bear] in the subject of your mails.
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* \file linear_function.hpp
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* \brief An expression returning the result of a call of a function on any
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* \author Julien Jorge
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#ifndef __ENGINE_LINEAR_FUNCTION_HPP__
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#define __ENGINE_LINEAR_FUNCTION_HPP__
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#include "engine/expr/base_linear_expression.hpp"
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* \brief An expression returning the result of a call of a function on any
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* The evaluation of this expression is m(*inst), where \a m is the function
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* passed to the constructor, and \a inst the pointer passed to the
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* \author Julien Jorge
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template<typename FunctionType, typename PointerType>
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class linear_function:
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public base_linear_expression
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linear_function( const PointerType& inst, FunctionType m );
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base_linear_expression* clone() const;
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double evaluate() const;
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/** \brief The class on which we call the function. */
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const PointerType m_value;
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/** \brief The member function to call. */
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FunctionType m_function;
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}; // class linear_function
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template<typename FunctionType, typename PointerType>
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linear_function<FunctionType, PointerType>
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linear_function_maker const PointerType& inst, FunctionType m);
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#include "engine/expr/impl/linear_function.tpp"
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#endif // __ENGINE_LINEAR_FUNCTION_HPP__