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+///////////////////////////////////////////////////////////////////////////////////
+/// OpenGL Mathematics (glm.g-truc.net)
+///
+/// Copyright (c) 2005 - 2015 G-Truc Creation (www.g-truc.net)
+/// Permission is hereby granted, free of charge, to any person obtaining a copy
+/// of this software and associated documentation files (the "Software"), to deal
+/// in the Software without restriction, including without limitation the rights
+/// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+/// copies of the Software, and to permit persons to whom the Software is
+/// furnished to do so, subject to the following conditions:
+///
+/// The above copyright notice and this permission notice shall be included in
+/// all copies or substantial portions of the Software.
+///
+/// Restrictions:
+/// By making use of the Software for military purposes, you choose to make
+/// a Bunny unhappy.
+///
+/// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+/// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+/// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+/// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+/// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+/// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+/// THE SOFTWARE.
+///
+/// @ref core
+/// @file glm/detail/func_trigonometric.inl
+/// @date 2008-08-03 / 2011-06-15
+/// @author Christophe Riccio
+///////////////////////////////////////////////////////////////////////////////////
+
+#include "_vectorize.hpp"
+#include <cmath>
+#include <limits>
+
+namespace glm
+{
+ // radians
+ template <typename genType>
+ GLM_FUNC_QUALIFIER 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 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 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 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 const & y, genType const & 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(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 const & 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(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 const & 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 const & x)
+ {
+ GLM_STATIC_ASSERT(std::numeric_limits<genType>::is_iec559, "'atanh' only accept floating-point input");
+
+ if(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