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/*
CLAW - a C++ Library Absolutely Wonderful
CLAW is a free library without any particular aim but being useful to
anyone.
Copyright (C) 2005-2011 Julien Jorge
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
contact: julien.jorge@gamned.org
*/
/**
* \file claw/tween/easing/easing_circ.hpp
* \brief Easing functions for the tweener.
* \author Julien Jorge
*/
#ifndef __CLAW_TWEEN_EASING_CIRC_HPP__
#define __CLAW_TWEEN_EASING_CIRC_HPP__
#include "claw/tween/easing/symmetric_easing.hpp"
#include <cmath>
namespace claw
{
namespace tween
{
double easing_circ_func( double t );
/**
* \brief Easing functions for the tweener.
* \author Julien Jorge
*/
typedef symmetric_easing<easing_circ_func> easing_circ;
} // namespace tween
} // namespace claw
#endif // __CLAW_TWEEN_EASING_CIRC_HPP__
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