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author | LaG1924 <12997935+LaG1924@users.noreply.github.com> | 2021-06-22 02:38:30 +0200 |
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committer | GitHub <noreply@github.com> | 2021-06-22 02:38:30 +0200 |
commit | ca7bcf9f7dc5eb47ccbec1049b323f0604dabadd (patch) | |
tree | 33d7d2673ba0da8a92323b07d061f655c719ae40 /external/include/glm/gtx/fast_trigonometry.inl | |
parent | Merge pull request #44 from LaG1924/fix/protocol_support (diff) | |
parent | Updated build instructions and added MacOS #49 (diff) | |
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Diffstat (limited to 'external/include/glm/gtx/fast_trigonometry.inl')
-rw-r--r-- | external/include/glm/gtx/fast_trigonometry.inl | 143 |
1 files changed, 0 insertions, 143 deletions
diff --git a/external/include/glm/gtx/fast_trigonometry.inl b/external/include/glm/gtx/fast_trigonometry.inl deleted file mode 100644 index a733160..0000000 --- a/external/include/glm/gtx/fast_trigonometry.inl +++ /dev/null @@ -1,143 +0,0 @@ -/// @ref gtx_fast_trigonometry -/// @file glm/gtx/fast_trigonometry.inl - -namespace glm{ -namespace detail -{ - template<length_t L, typename T, qualifier Q> - GLM_FUNC_QUALIFIER vec<L, T, Q> taylorCos(vec<L, T, Q> const& x) - { - return static_cast<T>(1) - - (x * x) * (1.f / 2.f) - + ((x * x) * (x * x)) * (1.f / 24.f) - - (((x * x) * (x * x)) * (x * x)) * (1.f / 720.f) - + (((x * x) * (x * x)) * ((x * x) * (x * x))) * (1.f / 40320.f); - } - - template<typename T> - GLM_FUNC_QUALIFIER T cos_52s(T x) - { - T const xx(x * x); - return (T(0.9999932946) + xx * (T(-0.4999124376) + xx * (T(0.0414877472) + xx * T(-0.0012712095)))); - } - - template<length_t L, typename T, qualifier Q> - GLM_FUNC_QUALIFIER vec<L, T, Q> cos_52s(vec<L, T, Q> const& x) - { - return detail::functor1<L, T, T, Q>::call(cos_52s, x); - } -}//namespace detail - - // wrapAngle - template<typename T> - GLM_FUNC_QUALIFIER T wrapAngle(T angle) - { - return abs<T>(mod<T>(angle, two_pi<T>())); - } - - template<length_t L, typename T, qualifier Q> - GLM_FUNC_QUALIFIER vec<L, T, Q> wrapAngle(vec<L, T, Q> const& x) - { - return detail::functor1<L, T, T, Q>::call(wrapAngle, x); - } - - // cos - template<typename T> - GLM_FUNC_QUALIFIER T fastCos(T x) - { - T const angle(wrapAngle<T>(x)); - - if(angle < half_pi<T>()) - return detail::cos_52s(angle); - if(angle < pi<T>()) - return -detail::cos_52s(pi<T>() - angle); - if(angle < (T(3) * half_pi<T>())) - return -detail::cos_52s(angle - pi<T>()); - - return detail::cos_52s(two_pi<T>() - angle); - } - - template<length_t L, typename T, qualifier Q> - GLM_FUNC_QUALIFIER vec<L, T, Q> fastCos(vec<L, T, Q> const& x) - { - return detail::functor1<L, T, T, Q>::call(fastCos, x); - } - - // sin - template<typename T> - GLM_FUNC_QUALIFIER T fastSin(T x) - { - return fastCos<T>(half_pi<T>() - x); - } - - template<length_t L, typename T, qualifier Q> - GLM_FUNC_QUALIFIER vec<L, T, Q> fastSin(vec<L, T, Q> const& x) - { - return detail::functor1<L, T, T, Q>::call(fastSin, x); - } - - // tan - template<typename T> - GLM_FUNC_QUALIFIER T fastTan(T x) - { - return x + (x * x * x * T(0.3333333333)) + (x * x * x * x * x * T(0.1333333333333)) + (x * x * x * x * x * x * x * T(0.0539682539)); - } - - template<length_t L, typename T, qualifier Q> - GLM_FUNC_QUALIFIER vec<L, T, Q> fastTan(vec<L, T, Q> const& x) - { - return detail::functor1<L, T, T, Q>::call(fastTan, x); - } - - // asin - template<typename T> - GLM_FUNC_QUALIFIER T fastAsin(T x) - { - return x + (x * x * x * T(0.166666667)) + (x * x * x * x * x * T(0.075)) + (x * x * x * x * x * x * x * T(0.0446428571)) + (x * x * x * x * x * x * x * x * x * T(0.0303819444));// + (x * x * x * x * x * x * x * x * x * x * x * T(0.022372159)); - } - - template<length_t L, typename T, qualifier Q> - GLM_FUNC_QUALIFIER vec<L, T, Q> fastAsin(vec<L, T, Q> const& x) - { - return detail::functor1<L, T, T, Q>::call(fastAsin, x); - } - - // acos - template<typename T> - GLM_FUNC_QUALIFIER T fastAcos(T x) - { - return T(1.5707963267948966192313216916398) - fastAsin(x); //(PI / 2) - } - - template<length_t L, typename T, qualifier Q> - GLM_FUNC_QUALIFIER vec<L, T, Q> fastAcos(vec<L, T, Q> const& x) - { - return detail::functor1<L, T, T, Q>::call(fastAcos, x); - } - - // atan - template<typename T> - GLM_FUNC_QUALIFIER T fastAtan(T y, T x) - { - T sgn = sign(y) * sign(x); - return abs(fastAtan(y / x)) * sgn; - } - - template<length_t L, typename T, qualifier Q> - GLM_FUNC_QUALIFIER vec<L, T, Q> fastAtan(vec<L, T, Q> const& y, vec<L, T, Q> const& x) - { - return detail::functor2<L, T, Q>::call(fastAtan, y, x); - } - - template<typename T> - GLM_FUNC_QUALIFIER T fastAtan(T x) - { - return x - (x * x * x * T(0.333333333333)) + (x * x * x * x * x * T(0.2)) - (x * x * x * x * x * x * x * T(0.1428571429)) + (x * x * x * x * x * x * x * x * x * T(0.111111111111)) - (x * x * x * x * x * x * x * x * x * x * x * T(0.0909090909)); - } - - template<length_t L, typename T, qualifier Q> - GLM_FUNC_QUALIFIER vec<L, T, Q> fastAtan(vec<L, T, Q> const& x) - { - return detail::functor1<L, T, T, Q>::call(fastAtan, x); - } -}//namespace glm |