doc/api/a01356_source.html

 #pragma once

 // Dependencies
 #include "../detail/setup.hpp"
 #include "../detail/qualifier.hpp"
 #include "../common.hpp"
 #include "../integer.hpp"
 #include "../exponential.hpp"
 #include <limits>

 #if GLM_MESSAGES == GLM_ENABLE && !defined(GLM_EXT_INCLUDED)
 #   pragma message("GLM: GLM_GTC_integer extension included")
 #endif

 namespace glm
 {

     template<typename genIUType>
     GLM_FUNC_DECL genIUType log2(genIUType x);

     template<length_t L, typename T, qualifier Q>
     GLM_FUNC_DECL vec<L, int, Q> iround(vec<L, T, Q> const& x);

     template<length_t L, typename T, qualifier Q>
     GLM_FUNC_DECL vec<L, uint, Q> uround(vec<L, T, Q> const& x);

 } //namespace glm

 #include "integer.inl"
glm::iround
GLM_FUNC_DECL vec< L, int, Q > iround(vec< L, T, Q > const &x)
Returns a value equal to the nearest integer to x.

glm
Definition: common.hpp:18

glm::log2
GLM_FUNC_DECL genIUType log2(genIUType x)
Returns the log2 of x for integer values.

glm::uround
GLM_FUNC_DECL vec< L, uint, Q > uround(vec< L, T, Q > const &x)
Returns a value equal to the nearest integer to x.