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0116f4b65d
git-subtree-dir: external/glm git-subtree-split: bf71a834948186f4097caa076cd2663c69a10e1e
110 lines
3.8 KiB
C++
110 lines
3.8 KiB
C++
/// @ref ext_vector_ulp
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/// @file glm/ext/vector_ulp.hpp
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///
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/// @defgroup ext_vector_ulp GLM_EXT_vector_ulp
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/// @ingroup ext
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///
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/// Allow the measurement of the accuracy of a function against a reference
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/// implementation. This extension works on floating-point data and provide results
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/// in ULP.
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///
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/// Include <glm/ext/vector_ulp.hpp> to use the features of this extension.
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///
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/// @see ext_scalar_ulp
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/// @see ext_scalar_relational
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/// @see ext_vector_relational
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#pragma once
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// Dependencies
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#include "../ext/scalar_ulp.hpp"
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#if GLM_MESSAGES == GLM_ENABLE && !defined(GLM_EXT_INCLUDED)
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# pragma message("GLM: GLM_EXT_vector_ulp extension included")
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#endif
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namespace glm
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{
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/// Return the next ULP value(s) after the input value(s).
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///
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/// @tparam L Integer between 1 and 4 included that qualify the dimension of the vector
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/// @tparam T Floating-point
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/// @tparam Q Value from qualifier enum
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///
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/// @see ext_scalar_ulp
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template<length_t L, typename T, qualifier Q>
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GLM_FUNC_DECL vec<L, T, Q> nextFloat(vec<L, T, Q> const& x);
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/// Return the value(s) ULP distance after the input value(s).
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///
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/// @tparam L Integer between 1 and 4 included that qualify the dimension of the vector
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/// @tparam T Floating-point
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/// @tparam Q Value from qualifier enum
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///
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/// @see ext_scalar_ulp
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template<length_t L, typename T, qualifier Q>
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GLM_FUNC_DECL vec<L, T, Q> nextFloat(vec<L, T, Q> const& x, int ULPs);
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/// Return the value(s) ULP distance after the input value(s).
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///
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/// @tparam L Integer between 1 and 4 included that qualify the dimension of the vector
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/// @tparam T Floating-point
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/// @tparam Q Value from qualifier enum
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///
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/// @see ext_scalar_ulp
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template<length_t L, typename T, qualifier Q>
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GLM_FUNC_DECL vec<L, T, Q> nextFloat(vec<L, T, Q> const& x, vec<L, int, Q> const& ULPs);
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/// Return the previous ULP value(s) before the input value(s).
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///
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/// @tparam L Integer between 1 and 4 included that qualify the dimension of the vector
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/// @tparam T Floating-point
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/// @tparam Q Value from qualifier enum
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///
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/// @see ext_scalar_ulp
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template<length_t L, typename T, qualifier Q>
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GLM_FUNC_DECL vec<L, T, Q> prevFloat(vec<L, T, Q> const& x);
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/// Return the value(s) ULP distance before the input value(s).
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///
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/// @tparam L Integer between 1 and 4 included that qualify the dimension of the vector
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/// @tparam T Floating-point
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/// @tparam Q Value from qualifier enum
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///
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/// @see ext_scalar_ulp
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template<length_t L, typename T, qualifier Q>
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GLM_FUNC_DECL vec<L, T, Q> prevFloat(vec<L, T, Q> const& x, int ULPs);
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/// Return the value(s) ULP distance before the input value(s).
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///
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/// @tparam L Integer between 1 and 4 included that qualify the dimension of the vector
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/// @tparam T Floating-point
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/// @tparam Q Value from qualifier enum
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///
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/// @see ext_scalar_ulp
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template<length_t L, typename T, qualifier Q>
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GLM_FUNC_DECL vec<L, T, Q> prevFloat(vec<L, T, Q> const& x, vec<L, int, Q> const& ULPs);
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/// Return the distance in the number of ULP between 2 single-precision floating-point scalars.
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///
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/// @tparam L Integer between 1 and 4 included that qualify the dimension of the vector
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/// @tparam Q Value from qualifier enum
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///
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/// @see ext_scalar_ulp
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template<length_t L, typename T, qualifier Q>
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GLM_FUNC_DECL vec<L, int, Q> floatDistance(vec<L, float, Q> const& x, vec<L, float, Q> const& y);
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/// Return the distance in the number of ULP between 2 double-precision floating-point scalars.
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///
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/// @tparam L Integer between 1 and 4 included that qualify the dimension of the vector
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/// @tparam Q Value from qualifier enum
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///
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/// @see ext_scalar_ulp
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template<length_t L, typename T, qualifier Q>
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GLM_FUNC_DECL vec<L, int64, Q> floatDistance(vec<L, double, Q> const& x, vec<L, double, Q> const& y);
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/// @}
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}//namespace glm
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#include "vector_ulp.inl"
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