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authorLaG1924 <12997935+LaG1924@users.noreply.github.com>2018-01-13 03:51:33 +0100
committerLaG1924 <12997935+LaG1924@users.noreply.github.com>2018-01-13 03:51:34 +0100
commit6f67371bb1b46579ae837d0e0c61ac1b291be743 (patch)
tree5a43692a064d84e5c5688b1b3639342555139c3c /depedencies/include/glm/gtx/fast_trigonometry.inl
parentBackported to C++14 (diff)
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Diffstat (limited to 'depedencies/include/glm/gtx/fast_trigonometry.inl')
-rw-r--r--depedencies/include/glm/gtx/fast_trigonometry.inl143
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diff --git a/depedencies/include/glm/gtx/fast_trigonometry.inl b/depedencies/include/glm/gtx/fast_trigonometry.inl
deleted file mode 100644
index f576c17..0000000
--- a/depedencies/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 <typename T, precision P, template <typename, precision> class vecType>
- GLM_FUNC_QUALIFIER vecType<T, P> taylorCos(vecType<T, P> const & x)
- {
- return static_cast<T>(1)
- - (x * x) / 2.f
- + (x * x * x * x) / 24.f
- - (x * x * x * x * x * x) / 720.f
- + (x * x * x * x * x * x * x * x) / 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 <typename T, precision P, template <typename, precision> class vecType>
- GLM_FUNC_QUALIFIER vecType<T, P> cos_52s(vecType<T, P> const & x)
- {
- return detail::functor1<T, T, P, vecType>::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 <typename T, precision P, template <typename, precision> class vecType>
- GLM_FUNC_QUALIFIER vecType<T, P> wrapAngle(vecType<T, P> const & x)
- {
- return detail::functor1<T, T, P, vecType>::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 <typename T, precision P, template <typename, precision> class vecType>
- GLM_FUNC_QUALIFIER vecType<T, P> fastCos(vecType<T, P> const & x)
- {
- return detail::functor1<T, T, P, vecType>::call(fastCos, x);
- }
-
- // sin
- template <typename T>
- GLM_FUNC_QUALIFIER T fastSin(T x)
- {
- return fastCos<T>(half_pi<T>() - x);
- }
-
- template <typename T, precision P, template <typename, precision> class vecType>
- GLM_FUNC_QUALIFIER vecType<T, P> fastSin(vecType<T, P> const & x)
- {
- return detail::functor1<T, T, P, vecType>::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 <typename T, precision P, template <typename, precision> class vecType>
- GLM_FUNC_QUALIFIER vecType<T, P> fastTan(vecType<T, P> const & x)
- {
- return detail::functor1<T, T, P, vecType>::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 <typename T, precision P, template <typename, precision> class vecType>
- GLM_FUNC_QUALIFIER vecType<T, P> fastAsin(vecType<T, P> const & x)
- {
- return detail::functor1<T, T, P, vecType>::call(fastAsin, x);
- }
-
- // acos
- template <typename T>
- GLM_FUNC_QUALIFIER T fastAcos(T x)
- {
- return T(1.5707963267948966192313216916398) - fastAsin(x); //(PI / 2)
- }
-
- template <typename T, precision P, template <typename, precision> class vecType>
- GLM_FUNC_QUALIFIER vecType<T, P> fastAcos(vecType<T, P> const & x)
- {
- return detail::functor1<T, T, P, vecType>::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 <typename T, precision P, template <typename, precision> class vecType>
- GLM_FUNC_QUALIFIER vecType<T, P> fastAtan(vecType<T, P> const & y, vecType<T, P> const & x)
- {
- return detail::functor2<T, P, vecType>::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 <typename T, precision P, template <typename, precision> class vecType>
- GLM_FUNC_QUALIFIER vecType<T, P> fastAtan(vecType<T, P> const & x)
- {
- return detail::functor1<T, T, P, vecType>::call(fastAtan, x);
- }
-}//namespace glm