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Diffstat (limited to 'external/include/glm/detail/func_trigonometric.inl')
| -rw-r--r-- | external/include/glm/detail/func_trigonometric.inl | 200 |
1 files changed, 200 insertions, 0 deletions
diff --git a/external/include/glm/detail/func_trigonometric.inl b/external/include/glm/detail/func_trigonometric.inl new file mode 100644 index 0000000..2986673 --- /dev/null +++ b/external/include/glm/detail/func_trigonometric.inl @@ -0,0 +1,200 @@ +/// @ref core +/// @file glm/detail/func_trigonometric.inl + +#include "_vectorize.hpp" +#include <cmath> +#include <limits> + +namespace glm +{ + // radians + template <typename genType> + GLM_FUNC_QUALIFIER GLM_CONSTEXPR genType radians(genType degrees) + { + GLM_STATIC_ASSERT(std::numeric_limits<genType>::is_iec559, "'radians' only accept floating-point input"); + + return degrees * static_cast<genType>(0.01745329251994329576923690768489); + } + + template <typename T, precision P, template <typename, precision> class vecType> + GLM_FUNC_QUALIFIER GLM_CONSTEXPR vecType<T, P> radians(vecType<T, P> const & v) + { + return detail::functor1<T, T, P, vecType>::call(radians, v); + } + + // degrees + template <typename genType> + GLM_FUNC_QUALIFIER GLM_CONSTEXPR genType degrees(genType radians) + { + GLM_STATIC_ASSERT(std::numeric_limits<genType>::is_iec559, "'degrees' only accept floating-point input"); + + return radians * static_cast<genType>(57.295779513082320876798154814105); + } + + template <typename T, precision P, template <typename, precision> class vecType> + GLM_FUNC_QUALIFIER GLM_CONSTEXPR vecType<T, P> degrees(vecType<T, P> const & v) + { + return detail::functor1<T, T, P, vecType>::call(degrees, v); + } + + // sin + using ::std::sin; + + template <typename T, precision P, template <typename, precision> class vecType> + GLM_FUNC_QUALIFIER vecType<T, P> sin(vecType<T, P> const & v) + { + return detail::functor1<T, T, P, vecType>::call(sin, v); + } + + // cos + using std::cos; + + template <typename T, precision P, template <typename, precision> class vecType> + GLM_FUNC_QUALIFIER vecType<T, P> cos(vecType<T, P> const & v) + { + return detail::functor1<T, T, P, vecType>::call(cos, v); + } + + // tan + using std::tan; + + template <typename T, precision P, template <typename, precision> class vecType> + GLM_FUNC_QUALIFIER vecType<T, P> tan(vecType<T, P> const & v) + { + return detail::functor1<T, T, P, vecType>::call(tan, v); + } + + // asin + using std::asin; + + template <typename T, precision P, template <typename, precision> class vecType> + GLM_FUNC_QUALIFIER vecType<T, P> asin(vecType<T, P> const & v) + { + return detail::functor1<T, T, P, vecType>::call(asin, v); + } + + // acos + using std::acos; + + template <typename T, precision P, template <typename, precision> class vecType> + GLM_FUNC_QUALIFIER vecType<T, P> acos(vecType<T, P> const & v) + { + return detail::functor1<T, T, P, vecType>::call(acos, v); + } + + // atan + template <typename genType> + GLM_FUNC_QUALIFIER genType atan(genType y, genType x) + { + GLM_STATIC_ASSERT(std::numeric_limits<genType>::is_iec559, "'atan' only accept floating-point input"); + + return ::std::atan2(y, x); + } + + template <typename T, precision P, template <typename, precision> class vecType> + GLM_FUNC_QUALIFIER vecType<T, P> atan(vecType<T, P> const & a, vecType<T, P> const & b) + { + return detail::functor2<T, P, vecType>::call(::std::atan2, a, b); + } + + using std::atan; + + template <typename T, precision P, template <typename, precision> class vecType> + GLM_FUNC_QUALIFIER vecType<T, P> atan(vecType<T, P> const & v) + { + return detail::functor1<T, T, P, vecType>::call(atan, v); + } + + // sinh + using std::sinh; + + template <typename T, precision P, template <typename, precision> class vecType> + GLM_FUNC_QUALIFIER vecType<T, P> sinh(vecType<T, P> const & v) + { + return detail::functor1<T, T, P, vecType>::call(sinh, v); + } + + // cosh + using std::cosh; + + template <typename T, precision P, template <typename, precision> class vecType> + GLM_FUNC_QUALIFIER vecType<T, P> cosh(vecType<T, P> const & v) + { + return detail::functor1<T, T, P, vecType>::call(cosh, v); + } + + // tanh + using std::tanh; + + template <typename T, precision P, template <typename, precision> class vecType> + GLM_FUNC_QUALIFIER vecType<T, P> tanh(vecType<T, P> const & v) + { + return detail::functor1<T, T, P, vecType>::call(tanh, v); + } + + // asinh +# if GLM_HAS_CXX11_STL + using std::asinh; +# else + template <typename genType> + GLM_FUNC_QUALIFIER genType asinh(genType x) + { + GLM_STATIC_ASSERT(std::numeric_limits<genType>::is_iec559, "'asinh' only accept floating-point input"); + + return (x < static_cast<genType>(0) ? static_cast<genType>(-1) : (x > static_cast<genType>(0) ? static_cast<genType>(1) : static_cast<genType>(0))) * log(std::abs(x) + sqrt(static_cast<genType>(1) + x * x)); + } +# endif + + template <typename T, precision P, template <typename, precision> class vecType> + GLM_FUNC_QUALIFIER vecType<T, P> asinh(vecType<T, P> const & v) + { + return detail::functor1<T, T, P, vecType>::call(asinh, v); + } + + // acosh +# if GLM_HAS_CXX11_STL + using std::acosh; +# else + template <typename genType> + GLM_FUNC_QUALIFIER genType acosh(genType x) + { + GLM_STATIC_ASSERT(std::numeric_limits<genType>::is_iec559, "'acosh' only accept floating-point input"); + + if(x < static_cast<genType>(1)) + return static_cast<genType>(0); + return log(x + sqrt(x * x - static_cast<genType>(1))); + } +# endif + + template <typename T, precision P, template <typename, precision> class vecType> + GLM_FUNC_QUALIFIER vecType<T, P> acosh(vecType<T, P> const & v) + { + return detail::functor1<T, T, P, vecType>::call(acosh, v); + } + + // atanh +# if GLM_HAS_CXX11_STL + using std::atanh; +# else + template <typename genType> + GLM_FUNC_QUALIFIER genType atanh(genType x) + { + GLM_STATIC_ASSERT(std::numeric_limits<genType>::is_iec559, "'atanh' only accept floating-point input"); + + if(std::abs(x) >= static_cast<genType>(1)) + return 0; + return static_cast<genType>(0.5) * log((static_cast<genType>(1) + x) / (static_cast<genType>(1) - x)); + } +# endif + + template <typename T, precision P, template <typename, precision> class vecType> + GLM_FUNC_QUALIFIER vecType<T, P> atanh(vecType<T, P> const & v) + { + return detail::functor1<T, T, P, vecType>::call(atanh, v); + } +}//namespace glm + +#if GLM_ARCH != GLM_ARCH_PURE && GLM_HAS_UNRESTRICTED_UNIONS +# include "func_trigonometric_simd.inl" +#endif + |