From a8b3118e8305fd1c668ea25e07157b625c9747ff Mon Sep 17 00:00:00 2001 From: Joursoir Date: Sat, 10 Apr 2021 17:29:02 +0000 Subject: add glm headers --- src/include/glm/ext/scalar_ulp.hpp | 74 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 74 insertions(+) create mode 100644 src/include/glm/ext/scalar_ulp.hpp (limited to 'src/include/glm/ext/scalar_ulp.hpp') diff --git a/src/include/glm/ext/scalar_ulp.hpp b/src/include/glm/ext/scalar_ulp.hpp new file mode 100644 index 0000000..1650b83 --- /dev/null +++ b/src/include/glm/ext/scalar_ulp.hpp @@ -0,0 +1,74 @@ +/// @ref ext_scalar_ulp +/// @file glm/ext/scalar_ulp.hpp +/// +/// @defgroup ext_scalar_ulp GLM_EXT_scalar_ulp +/// @ingroup ext +/// +/// 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. +/// +/// Include to use the features of this extension. +/// +/// @see ext_vector_ulp +/// @see ext_scalar_relational + +#pragma once + +// Dependencies +#include "../ext/scalar_int_sized.hpp" +#include "../common.hpp" +#include "../detail/qualifier.hpp" + +#if GLM_MESSAGES == GLM_ENABLE && !defined(GLM_EXT_INCLUDED) +# pragma message("GLM: GLM_EXT_scalar_ulp extension included") +#endif + +namespace glm +{ + /// Return the next ULP value(s) after the input value(s). + /// + /// @tparam genType A floating-point scalar type. + /// + /// @see ext_scalar_ulp + template + GLM_FUNC_DECL genType nextFloat(genType x); + + /// Return the previous ULP value(s) before the input value(s). + /// + /// @tparam genType A floating-point scalar type. + /// + /// @see ext_scalar_ulp + template + GLM_FUNC_DECL genType prevFloat(genType x); + + /// Return the value(s) ULP distance after the input value(s). + /// + /// @tparam genType A floating-point scalar type. + /// + /// @see ext_scalar_ulp + template + GLM_FUNC_DECL genType nextFloat(genType x, int ULPs); + + /// Return the value(s) ULP distance before the input value(s). + /// + /// @tparam genType A floating-point scalar type. + /// + /// @see ext_scalar_ulp + template + GLM_FUNC_DECL genType prevFloat(genType x, int ULPs); + + /// Return the distance in the number of ULP between 2 single-precision floating-point scalars. + /// + /// @see ext_scalar_ulp + GLM_FUNC_DECL int floatDistance(float x, float y); + + /// Return the distance in the number of ULP between 2 double-precision floating-point scalars. + /// + /// @see ext_scalar_ulp + GLM_FUNC_DECL int64 floatDistance(double x, double y); + + /// @} +}//namespace glm + +#include "scalar_ulp.inl" -- cgit v1.2.3-18-g5258