fast_exponential.hpp

// 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 test{
                void main_gtx_fast_exponential();
        }//namespace test

        namespace gtx{
        namespace fast_exponential
        {
                using namespace gtc::half_float;

                template <typename valType> 
                valType fastPow(
                        valType const & x, 
                        valType const & y);

                template <typename T, typename U> 
                T fastPow(
                        const T& x, 
                        const U& y);
                
                template <typename T> 
                T fastExp(const T& x);
                
                template <typename T> 
                T fastLog(const T& x);

                template <typename T> 
                T fastExp2(const T& x);
                
                template <typename T> 
                T fastLog2(const T& x);

                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