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