///////////////////////////////////////////////////////////////////////////////////
/// OpenGL Mathematics (glm.g-truc.net)
///
/// Copyright (c) 2005 - 2014 G-Truc Creation (www.g-truc.net)
/// Permission is hereby granted, free of charge, to any person obtaining a copy
/// of this software and associated documentation files (the "Software"), to deal
/// in the Software without restriction, including without limitation the rights
/// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
/// copies of the Software, and to permit persons to whom the Software is
/// furnished to do so, subject to the following conditions:
/// 
/// The above copyright notice and this permission notice shall be included in
/// all copies or substantial portions of the Software.
/// 
/// Restrictions:
///		By making use of the Software for military purposes, you choose to make
///		a Bunny unhappy.
/// 
/// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
/// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
/// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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///
/// @ref gtx_fast_trigonometry
/// @file glm/gtx/fast_trigonometry.hpp
/// @date 2006-01-08 / 2011-06-07
/// @author Christophe Riccio
///
/// @see core (dependence)
///
/// @defgroup gtx_fast_trigonometry GLM_GTX_fast_trigonometry
/// @ingroup gtx
/// 
/// @brief Fast but less accurate implementations of trigonometric functions.
/// 
/// <glm/gtx/fast_trigonometry.hpp> need to be included to use these functionalities.
///////////////////////////////////////////////////////////////////////////////////

#pragma once

// Dependency:
#include "../gtc/constants.hpp"

#if(defined(GLM_MESSAGES) && !defined(GLM_EXT_INCLUDED))
#	pragma message("GLM: GLM_GTX_fast_trigonometry extension included")
#endif

namespace glm
{
	/// @addtogroup gtx_fast_trigonometry
	/// @{

	/// Wrap an angle to [0 2pi[
	/// From GLM_GTX_fast_trigonometry extension.
	template <typename T> 
	GLM_FUNC_DECL T wrapAngle(T angle);

	/// Faster than the common sin function but less accurate.
	/// From GLM_GTX_fast_trigonometry extension.
	template <typename T>
	GLM_FUNC_DECL T fastSin(T angle);

	/// Faster than the common cos function but less accurate.
	/// From GLM_GTX_fast_trigonometry extension.
	template <typename T> 
	GLM_FUNC_DECL T fastCos(T angle);

	/// Faster than the common tan function but less accurate. 
	/// Defined between -2pi and 2pi. 
	/// From GLM_GTX_fast_trigonometry extension.
	template <typename T> 
	GLM_FUNC_DECL T fastTan(T angle);

	/// Faster than the common asin function but less accurate. 
	/// Defined between -2pi and 2pi.
	/// From GLM_GTX_fast_trigonometry extension.
	template <typename T> 
	GLM_FUNC_DECL T fastAsin(T angle);

	/// Faster than the common acos function but less accurate. 
	/// Defined between -2pi and 2pi. 
	/// From GLM_GTX_fast_trigonometry extension.
	template <typename T> 
	GLM_FUNC_DECL T fastAcos(T angle);

	/// Faster than the common atan function but less accurate.
	/// Defined between -2pi and 2pi. 
	/// From GLM_GTX_fast_trigonometry extension.
	template <typename T> 
	GLM_FUNC_DECL T fastAtan(T y, T x);

	/// Faster than the common atan function but less accurate. 
	/// Defined between -2pi and 2pi.
	/// From GLM_GTX_fast_trigonometry extension.
	template <typename T> 
	GLM_FUNC_DECL T fastAtan(T angle);

	/// @}
}//namespace glm

#include "fast_trigonometry.inl"
