/// @ref gtc_integer /// @file glm/gtc/integer.hpp /// /// @see core (dependence) /// @see gtc_integer (dependence) /// /// @defgroup gtc_integer GLM_GTC_integer /// @ingroup gtc /// /// @brief Allow to perform bit operations on integer values /// /// <glm/gtc/integer.hpp> need to be included to use these functionalities. #pragma once // Dependencies #include "../detail/setup.hpp" #include "../detail/precision.hpp" #include "../detail/func_common.hpp" #include "../detail/func_integer.hpp" #include "../detail/func_exponential.hpp" #include <limits> #if GLM_MESSAGES == GLM_MESSAGES_ENABLED && !defined(GLM_EXT_INCLUDED) # pragma message("GLM: GLM_GTC_integer extension included") #endif namespace glm { /// @addtogroup gtc_integer /// @{ /// Returns the log2 of x for integer values. Can be reliably using to compute mipmap count from the texture size. /// @see gtc_integer template <typename genIUType> GLM_FUNC_DECL genIUType log2(genIUType x); /// Modulus. Returns x % y /// for each component in x using the floating point value y. /// /// @tparam genIUType Integer-point scalar or vector types. /// /// @see gtc_integer /// @see <a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/mod.xml">GLSL mod man page</a> /// @see <a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.3 Common Functions</a> template <typename genIUType> GLM_FUNC_DECL genIUType mod(genIUType x, genIUType y); /// Modulus. Returns x % y /// for each component in x using the floating point value y. /// /// @tparam T Integer scalar types. /// @tparam vecType vector types. /// /// @see gtc_integer /// @see <a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/mod.xml">GLSL mod man page</a> /// @see <a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.3 Common Functions</a> template <typename T, precision P, template <typename, precision> class vecType> GLM_FUNC_DECL vecType<T, P> mod(vecType<T, P> const & x, T y); /// Modulus. Returns x % y /// for each component in x using the floating point value y. /// /// @tparam T Integer scalar types. /// @tparam vecType vector types. /// /// @see gtc_integer /// @see <a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/mod.xml">GLSL mod man page</a> /// @see <a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.3 Common Functions</a> template <typename T, precision P, template <typename, precision> class vecType> GLM_FUNC_DECL vecType<T, P> mod(vecType<T, P> const & x, vecType<T, P> const & y); /// Returns a value equal to the nearest integer to x. /// The fraction 0.5 will round in a direction chosen by the /// implementation, presumably the direction that is fastest. /// /// @param x The values of the argument must be greater or equal to zero. /// @tparam T floating point scalar types. /// @tparam vecType vector types. /// /// @see <a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/round.xml">GLSL round man page</a> /// @see gtc_integer template <typename T, precision P, template <typename, precision> class vecType> GLM_FUNC_DECL vecType<int, P> iround(vecType<T, P> const & x); /// Returns a value equal to the nearest integer to x. /// The fraction 0.5 will round in a direction chosen by the /// implementation, presumably the direction that is fastest. /// /// @param x The values of the argument must be greater or equal to zero. /// @tparam T floating point scalar types. /// @tparam vecType vector types. /// /// @see <a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/round.xml">GLSL round man page</a> /// @see gtc_integer template <typename T, precision P, template <typename, precision> class vecType> GLM_FUNC_DECL vecType<uint, P> uround(vecType<T, P> const & x); /// @} } //namespace glm #include "integer.inl"