/usr/include/glm/gtc/integer.hpp is in libglm-dev 0.9.9~a2-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 | /// @ref gtc_integer
/// @file glm/gtc/integer.hpp
///
/// @see core (dependence)
/// @see gtc_integer (dependence)
///
/// @defgroup gtc_integer GLM_GTC_integer
/// @ingroup gtc
///
/// Include <glm/gtc/integer.hpp> to use the features of this extension.
///
/// @brief Allow to perform bit operations on integer values
#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_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);
/// 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.
///
/// @see <a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/round.xml">GLSL round man page</a>
/// @see gtc_integer
template<length_t L, typename T, qualifier Q>
GLM_FUNC_DECL vec<L, int, Q> iround(vec<L, T, Q> 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.
///
/// @see <a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/round.xml">GLSL round man page</a>
/// @see gtc_integer
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"
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