GRK/cw 3/dependencies/glm/gtc/ulp.hpp
secret_dude a7bd7ecb75 master
2022-01-12 16:07:16 +01:00

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C++

/// @ref gtc_ulp
/// @file glm/gtc/ulp.hpp
///
/// @see core (dependence)
///
/// @defgroup gtc_ulp GLM_GTC_ulp
/// @ingroup gtc
///
/// @brief 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.
/// <glm/gtc/ulp.hpp> need to be included to use these features.
#pragma once
// Dependencies
#include "../detail/setup.hpp"
#include "../detail/precision.hpp"
#include "../detail/type_int.hpp"
#if GLM_MESSAGES == GLM_MESSAGES_ENABLED && !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, template<typename> class vecType>
GLM_FUNC_DECL vecType<uint> float_distance(vecType<T> const & x, vecType<T> const & y);
/// @}
}// namespace glm
#include "ulp.inl"