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Diffstat (limited to 'include/gal/opengl/glm/gtx/integer.hpp')
| -rw-r--r-- | include/gal/opengl/glm/gtx/integer.hpp | 104 |
1 files changed, 104 insertions, 0 deletions
diff --git a/include/gal/opengl/glm/gtx/integer.hpp b/include/gal/opengl/glm/gtx/integer.hpp new file mode 100644 index 0000000..b3e21fd --- /dev/null +++ b/include/gal/opengl/glm/gtx/integer.hpp @@ -0,0 +1,104 @@ +/////////////////////////////////////////////////////////////////////////////////// +/// OpenGL Mathematics (glm.g-truc.net) +/// +/// Copyright (c) 2005 - 2013 G-Truc Creation (www.g-truc.net) +/// Permission is hereby granted, free of charge, to any person obtaining a copy +/// of this software and associated documentation files (the "Software"), to deal +/// in the Software without restriction, including without limitation the rights +/// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +/// copies of the Software, and to permit persons to whom the Software is +/// furnished to do so, subject to the following conditions: +/// +/// The above copyright notice and this permission notice shall be included in +/// all copies or substantial portions of the Software. +/// +/// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +/// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +/// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +/// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +/// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +/// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN +/// THE SOFTWARE. +/// +/// @ref gtx_integer +/// @file glm/gtx/integer.hpp +/// @date 2005-12-24 / 2011-10-13 +/// @author Christophe Riccio +/// +/// @see core (dependence) +/// +/// @defgroup gtx_integer GLM_GTX_integer +/// @ingroup gtx +/// +/// @brief Add support for integer for core functions +/// +/// <glm/gtx/integer.hpp> need to be included to use these functionalities. +/////////////////////////////////////////////////////////////////////////////////// + +#ifndef GLM_GTX_integer +#define GLM_GTX_integer GLM_VERSION + +// Dependency: +#include "../glm.hpp" + +#if(defined(GLM_MESSAGES) && !defined(glm_ext)) +# pragma message("GLM: GLM_GTX_integer extension included") +#endif + +namespace glm +{ + /// @addtogroup gtx_integer + /// @{ + + //! Returns x raised to the y power. + //! From GLM_GTX_integer extension. + int pow(int x, int y); + + //! Returns the positive square root of x. + //! From GLM_GTX_integer extension. + int sqrt(int x); + + //! Returns the log2 of x. Can be reliably using to compute mipmap count from the texture size. + //! From GLM_GTX_integer extension. + template <typename genIUType> + genIUType log2(genIUType const & x); + + //! Returns the floor log2 of x. + //! From GLM_GTX_integer extension. + unsigned int floor_log2(unsigned int x); + + //! Modulus. Returns x - y * floor(x / y) for each component in x using the floating point value y. + //! From GLM_GTX_integer extension. + int mod(int x, int y); + + //! Return the factorial value of a number (!12 max, integer only) + //! From GLM_GTX_integer extension. + template <typename genType> + genType factorial(genType const & x); + + //! 32bit signed integer. + //! From GLM_GTX_integer extension. + typedef signed int sint; + + //! Returns x raised to the y power. + //! From GLM_GTX_integer extension. + uint pow(uint x, uint y); + + //! Returns the positive square root of x. + //! From GLM_GTX_integer extension. + uint sqrt(uint x); + + //! Modulus. Returns x - y * floor(x / y) for each component in x using the floating point value y. + //! From GLM_GTX_integer extension. + uint mod(uint x, uint y); + + //! Returns the number of leading zeros. + //! From GLM_GTX_integer extension. + uint nlz(uint x); + + /// @} +}//namespace glm + +#include "integer.inl" + +#endif//GLM_GTX_integer |