| /////////////////////////////////////////////////////////////////////////////////// |
| /// OpenGL Mathematics (glm.g-truc.net) |
| /// |
| /// Copyright (c) 2005 - 2014 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 |
| |
| // Dependency: |
| #include "../glm.hpp" |
| |
| #if(defined(GLM_MESSAGES) && !defined(GLM_EXT_INCLUDED)) |
| # 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. |
| GLM_FUNC_DECL int pow(int x, int y); |
| |
| //! Returns the positive square root of x. |
| //! From GLM_GTX_integer extension. |
| GLM_FUNC_DECL 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> |
| GLM_FUNC_DECL genIUType log2(genIUType x); |
| |
| //! Returns the floor log2 of x. |
| //! From GLM_GTX_integer extension. |
| GLM_FUNC_DECL 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. |
| GLM_FUNC_DECL 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> |
| GLM_FUNC_DECL 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. |
| GLM_FUNC_DECL uint pow(uint x, uint y); |
| |
| //! Returns the positive square root of x. |
| //! From GLM_GTX_integer extension. |
| GLM_FUNC_DECL 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. |
| GLM_FUNC_DECL uint mod(uint x, uint y); |
| |
| //! Returns the number of leading zeros. |
| //! From GLM_GTX_integer extension. |
| GLM_FUNC_DECL uint nlz(uint x); |
| |
| /// @} |
| }//namespace glm |
| |
| #include "integer.inl" |
| |
| #endif//GLM_GTX_integer |