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author | LaG1924 <lag1924@gmail.com> | 2021-06-07 04:56:57 +0200 |
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committer | LaG1924 <lag1924@gmail.com> | 2021-06-07 04:56:57 +0200 |
commit | 83889ba33dad2743eeb2a79102a1117ec9220025 (patch) | |
tree | 7e15713639a4e0c12f1a06e467dd0b3d79070983 /external/include/glm/gtx/fast_square_root.inl | |
parent | Replaced find_package with CPMAddPackage for more libraries (diff) | |
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Diffstat (limited to 'external/include/glm/gtx/fast_square_root.inl')
-rw-r--r-- | external/include/glm/gtx/fast_square_root.inl | 81 |
1 files changed, 0 insertions, 81 deletions
diff --git a/external/include/glm/gtx/fast_square_root.inl b/external/include/glm/gtx/fast_square_root.inl deleted file mode 100644 index e988987..0000000 --- a/external/include/glm/gtx/fast_square_root.inl +++ /dev/null @@ -1,81 +0,0 @@ -/// @ref gtx_fast_square_root -/// @file glm/gtx/fast_square_root.inl - -namespace glm -{ - // fastSqrt - template<typename genType> - GLM_FUNC_QUALIFIER genType fastSqrt(genType x) - { - GLM_STATIC_ASSERT(std::numeric_limits<genType>::is_iec559, "'fastSqrt' only accept floating-point input"); - - return genType(1) / fastInverseSqrt(x); - } - - template<length_t L, typename T, qualifier Q> - GLM_FUNC_QUALIFIER vec<L, T, Q> fastSqrt(vec<L, T, Q> const& x) - { - return detail::functor1<L, T, T, Q>::call(fastSqrt, x); - } - - // fastInversesqrt - template<typename genType> - GLM_FUNC_QUALIFIER genType fastInverseSqrt(genType x) - { -# ifdef __CUDACC__ // Wordaround for a CUDA compiler bug up to CUDA6 - vec<1, T, Q> tmp(detail::compute_inversesqrt<tvec1, genType, lowp, detail::is_aligned<lowp>::value>::call(vec<1, genType, lowp>(x))); - return tmp.x; -# else - return detail::compute_inversesqrt<1, genType, lowp, detail::is_aligned<lowp>::value>::call(vec<1, genType, lowp>(x)).x; -# endif - } - - template<length_t L, typename T, qualifier Q> - GLM_FUNC_QUALIFIER vec<L, T, Q> fastInverseSqrt(vec<L, T, Q> const& x) - { - return detail::compute_inversesqrt<L, T, Q, detail::is_aligned<Q>::value>::call(x); - } - - // fastLength - template<typename genType> - GLM_FUNC_QUALIFIER genType fastLength(genType x) - { - GLM_STATIC_ASSERT(std::numeric_limits<genType>::is_iec559, "'fastLength' only accept floating-point inputs"); - - return abs(x); - } - - template<length_t L, typename T, qualifier Q> - GLM_FUNC_QUALIFIER T fastLength(vec<L, T, Q> const& x) - { - GLM_STATIC_ASSERT(std::numeric_limits<T>::is_iec559, "'fastLength' only accept floating-point inputs"); - - return fastSqrt(dot(x, x)); - } - - // fastDistance - template<typename genType> - GLM_FUNC_QUALIFIER genType fastDistance(genType x, genType y) - { - return fastLength(y - x); - } - - template<length_t L, typename T, qualifier Q> - GLM_FUNC_QUALIFIER T fastDistance(vec<L, T, Q> const& x, vec<L, T, Q> const& y) - { - return fastLength(y - x); - } - - // fastNormalize - template<typename genType> - GLM_FUNC_QUALIFIER genType fastNormalize(genType x) - { - return x > genType(0) ? genType(1) : -genType(1); - } - - template<length_t L, typename T, qualifier Q> - GLM_FUNC_QUALIFIER vec<L, T, Q> fastNormalize(vec<L, T, Q> const& x) - { - return x * fastInverseSqrt(dot(x, x)); - } -}//namespace glm |