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///////////////////////////////////////////////////////////////////////////////////////////////////
// OpenGL Mathematics Copyright (c) 2005 - 2011 G-Truc Creation (www.g-truc.net)
///////////////////////////////////////////////////////////////////////////////////////////////////
// Created : 2006-01-09
// Updated : 2006-11-13
// Licence : This source is under MIT License
// File : glm/gtx/fast_exponential.hpp
///////////////////////////////////////////////////////////////////////////////////////////////////
// Dependency:
// - GLM core
// - GLM_GTC_half_float
///////////////////////////////////////////////////////////////////////////////////////////////////
#ifndef glm_gtx_fast_exponential
#define glm_gtx_fast_exponential
// Dependency:
#include "../glm.hpp"
#include "../gtc/half_float.hpp"
#if(defined(GLM_MESSAGES) && !defined(glm_ext))
# pragma message("GLM: GLM_GTX_fast_exponential extension included")
#endif
namespace glm{
namespace gtx{
namespace fast_exponential ///< GLM_GTX_fast_exponential extension: Fast but less accurate implementations of exponential based functions.
{
using namespace gtc::half_float;
/// \addtogroup gtx_fast_exponential
/// @{
//! Faster than the common pow function but less accurate.
//! From GLM_GTX_fast_exponential extension.
template <typename valType>
valType fastPow(
valType const & x,
valType const & y);
//! Faster than the common pow function but less accurate.
//! From GLM_GTX_fast_exponential extension.
template <typename T, typename U>
T fastPow(
const T& x,
const U& y);
//! Faster than the common exp function but less accurate.
//! From GLM_GTX_fast_exponential extension.
template <typename T>
T fastExp(const T& x);
//! Faster than the common log function but less accurate.
//! From GLM_GTX_fast_exponential extension.
template <typename T>
T fastLog(const T& x);
//! Faster than the common exp2 function but less accurate.
//! From GLM_GTX_fast_exponential extension.
template <typename T>
T fastExp2(const T& x);
//! Faster than the common log2 function but less accurate.
//! From GLM_GTX_fast_exponential extension.
template <typename T>
T fastLog2(const T& x);
//! Faster than the common ln function but less accurate.
//! From GLM_GTX_fast_exponential extension.
template <typename T>
T fastLn(const T& x);
/// @}
}//namespace fast_exponential
}//namespace gtx
}//namespace glm
#include "fast_exponential.inl"
namespace glm{using namespace gtx::fast_exponential;}
#endif//glm_gtx_fast_exponential
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