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119 lines
4.3 KiB
119 lines
4.3 KiB
/////////////////////////////////////////////////////////////////////////////////// |
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/// OpenGL Mathematics (glm.g-truc.net) |
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/// |
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/// Copyright (c) 2005 - 2014 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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/// 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_bit |
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/// @file glm/gtc/integer.hpp |
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/// @date 2014-10-25 / 2014-10-25 |
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/// @author Christophe Riccio |
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/// |
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/// @see core (dependence) |
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/// @see gtc_bitfield (dependence) |
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/// |
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/// @defgroup gtc_integer GLM_GTC_integer |
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/// @ingroup gtc |
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/// |
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/// @brief Allow to perform bit operations on integer values |
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/// |
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/// <glm/gtc/integer.hpp> need to be included to use these functionalities. |
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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 "../vector_relational.hpp" |
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#include <limits> |
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#if(defined(GLM_MESSAGES) && !defined(GLM_EXT_INCLUDED)) |
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# pragma message("GLM: GLM_GTC_integer extension included") |
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#endif |
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namespace glm |
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{ |
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/// @addtogroup gtc_integer |
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/// @{ |
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/// Return true if the value is a power of two number. |
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/// |
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/// @see gtc_integer |
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template <typename genIUType> |
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GLM_FUNC_DECL bool isPowerOfTwo(genIUType Value); |
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/// Return true if the value is a power of two number. |
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/// |
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/// @see gtc_integer |
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template <typename T, precision P, template <typename, precision> class vecType> |
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GLM_FUNC_DECL vecType<bool, P> isPowerOfTwo(vecType<T, P> const & value); |
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/// Find the highest bit set to 1 in a integer variable and return its value. |
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/// |
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/// @see gtc_integer |
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template <typename genIUType> |
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GLM_FUNC_DECL genIUType highestBitValue(genIUType Value); |
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/// Find the highest bit set to 1 in a integer variable and return its value. |
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/// |
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/// @see gtc_integer |
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template <typename T, precision P, template <typename, precision> class vecType> |
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GLM_FUNC_DECL vecType<T, P> highestBitValue(vecType<T, P> const & value); |
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/// Return the power of two number which value is just higher the input value. |
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/// |
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/// @see gtc_integer |
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template <typename genIUType> |
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GLM_FUNC_DECL genIUType powerOfTwoAbove(genIUType Value); |
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/// Return the power of two number which value is just higher the input value. |
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/// |
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/// @see gtc_integer |
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template <typename T, precision P, template <typename, precision> class vecType> |
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GLM_FUNC_DECL vecType<T, P> powerOfTwoAbove(vecType<T, P> const & value); |
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/// Return the power of two number which value is just lower the input value. |
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/// |
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/// @see gtc_integer |
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template <typename genIUType> |
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GLM_FUNC_DECL genIUType powerOfTwoBelow(genIUType Value); |
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/// Return the power of two number which value is just lower the input value. |
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/// |
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/// @see gtc_integer |
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template <typename T, precision P, template <typename, precision> class vecType> |
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GLM_FUNC_DECL vecType<T, P> powerOfTwoBelow(vecType<T, P> const & value); |
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/// Return the power of two number which value is the closet to the input value. |
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/// |
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/// @see gtc_integer |
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template <typename genIUType> |
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GLM_FUNC_DECL genIUType powerOfTwoNearest(genIUType Value); |
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/// Return the power of two number which value is the closet to the input value. |
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/// |
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/// @see gtc_integer |
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template <typename T, precision P, template <typename, precision> class vecType> |
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GLM_FUNC_DECL vecType<T, P> powerOfTwoNearest(vecType<T, P> const & value); |
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/// @} |
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} //namespace glm |
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#include "integer.inl"
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