sockscape/include/client/glm/gtc/ulp.hpp
2018-08-14 10:28:14 -05:00

66 lines
1.8 KiB
C++

/// @ref gtc_ulp
/// @file glm/gtc/ulp.hpp
///
/// @see core (dependence)
///
/// @defgroup gtc_ulp GLM_GTC_ulp
/// @ingroup gtc
///
/// Include <glm/gtc/ulp.hpp> to use the features of this extension.
///
/// Allow the measurement of the accuracy of a function against a reference
/// implementation. This extension works on floating-point data and provide results
/// in ULP.
#pragma once
// Dependencies
#include "../detail/setup.hpp"
#include "../detail/qualifier.hpp"
#include "../detail/type_int.hpp"
#include "../gtc/constants.hpp"
#include "../ext/vector_relational.hpp"
#if GLM_MESSAGES == GLM_ENABLE && !defined(GLM_EXT_INCLUDED)
# pragma message("GLM: GLM_GTC_ulp extension included")
#endif
namespace glm
{
/// @addtogroup gtc_ulp
/// @{
/// Return the next ULP value(s) after the input value(s).
/// @see gtc_ulp
template<typename genType>
GLM_FUNC_DECL genType next_float(genType const& x);
/// Return the previous ULP value(s) before the input value(s).
/// @see gtc_ulp
template<typename genType>
GLM_FUNC_DECL genType prev_float(genType const& x);
/// Return the value(s) ULP distance after the input value(s).
/// @see gtc_ulp
template<typename genType>
GLM_FUNC_DECL genType next_float(genType const& x, uint const& Distance);
/// Return the value(s) ULP distance before the input value(s).
/// @see gtc_ulp
template<typename genType>
GLM_FUNC_DECL genType prev_float(genType const& x, uint const& Distance);
/// Return the distance in the number of ULP between 2 scalars.
/// @see gtc_ulp
template<typename T>
GLM_FUNC_DECL uint float_distance(T const& x, T const& y);
/// Return the distance in the number of ULP between 2 vectors.
/// @see gtc_ulp
template<typename T, qualifier Q>
GLM_FUNC_DECL vec<2, uint, Q> float_distance(vec<2, T, Q> const& x, vec<2, T, Q> const& y);
/// @}
}// namespace glm
#include "ulp.inl"