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93 lines
3.5 KiB
C++
93 lines
3.5 KiB
C++
///////////////////////////////////////////////////////////////////////////////////
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/// OpenGL Mathematics (glm.g-truc.net)
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///
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/// Copyright (c) 2005 - 2015 G-Truc Creation (www.g-truc.net)
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/// Permission is hereby granted, free of charge, to any person obtaining a copy
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/// of this software and associated documentation files (the "Software"), to deal
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/// in the Software without restriction, including without limitation the rights
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/// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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/// copies of the Software, and to permit persons to whom the Software is
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/// furnished to do so, subject to the following conditions:
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///
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/// The above copyright notice and this permission notice shall be included in
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/// all copies or substantial portions of the Software.
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///
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/// Restrictions:
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/// By making use of the Software for military purposes, you choose to make
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/// a Bunny unhappy.
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///
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/// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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/// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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/// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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/// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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/// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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/// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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/// THE SOFTWARE.
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///
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/// @ref gtc_ulp
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/// @file glm/gtc/ulp.hpp
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/// @date 2011-02-21 / 2011-12-12
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/// @author Christophe Riccio
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///
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/// @see core (dependence)
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///
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/// @defgroup gtc_ulp GLM_GTC_ulp
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/// @ingroup gtc
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///
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/// @brief Allow the measurement of the accuracy of a function against a reference
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/// implementation. This extension works on floating-point data and provide results
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/// in ULP.
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/// <glm/gtc/ulp.hpp> need to be included to use these features.
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///////////////////////////////////////////////////////////////////////////////////
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#pragma once
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// Dependencies
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#include "../detail/setup.hpp"
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#include "../detail/precision.hpp"
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#include "../detail/type_int.hpp"
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#if(defined(GLM_MESSAGES) && !defined(GLM_EXT_INCLUDED))
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# pragma message("GLM: GLM_GTC_ulp extension included")
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#endif
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namespace glm
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{
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/// @addtogroup gtc_ulp
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/// @{
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/// Return the next ULP value(s) after the input value(s).
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/// @see gtc_ulp
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template <typename genType>
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GLM_FUNC_DECL genType next_float(genType const & x);
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/// Return the previous ULP value(s) before the input value(s).
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/// @see gtc_ulp
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template <typename genType>
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GLM_FUNC_DECL genType prev_float(genType const & x);
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/// Return the value(s) ULP distance after the input value(s).
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/// @see gtc_ulp
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template <typename genType>
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GLM_FUNC_DECL genType next_float(genType const & x, uint const & Distance);
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/// Return the value(s) ULP distance before the input value(s).
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/// @see gtc_ulp
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template <typename genType>
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GLM_FUNC_DECL genType prev_float(genType const & x, uint const & Distance);
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/// Return the distance in the number of ULP between 2 scalars.
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/// @see gtc_ulp
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template <typename T>
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GLM_FUNC_DECL uint float_distance(T const & x, T const & y);
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/// Return the distance in the number of ULP between 2 vectors.
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/// @see gtc_ulp
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template<typename T, template<typename> class vecType>
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GLM_FUNC_DECL vecType<uint> float_distance(vecType<T> const & x, vecType<T> const & y);
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/// @}
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}// namespace glm
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#include "ulp.inl"
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