diff options
Diffstat (limited to '3rdparty/glm/source/glm/gtx/common.inl')
-rw-r--r-- | 3rdparty/glm/source/glm/gtx/common.inl | 125 |
1 files changed, 125 insertions, 0 deletions
diff --git a/3rdparty/glm/source/glm/gtx/common.inl b/3rdparty/glm/source/glm/gtx/common.inl new file mode 100644 index 0000000..4ad2126 --- /dev/null +++ b/3rdparty/glm/source/glm/gtx/common.inl @@ -0,0 +1,125 @@ +/// @ref gtx_common + +#include <cmath> +#include "../gtc/epsilon.hpp" +#include "../gtc/constants.hpp" + +namespace glm{ +namespace detail +{ + template<length_t L, typename T, qualifier Q, bool isFloat = true> + struct compute_fmod + { + GLM_FUNC_QUALIFIER static vec<L, T, Q> call(vec<L, T, Q> const& a, vec<L, T, Q> const& b) + { + return detail::functor2<vec, L, T, Q>::call(std::fmod, a, b); + } + }; + + template<length_t L, typename T, qualifier Q> + struct compute_fmod<L, T, Q, false> + { + GLM_FUNC_QUALIFIER static vec<L, T, Q> call(vec<L, T, Q> const& a, vec<L, T, Q> const& b) + { + return a % b; + } + }; +}//namespace detail + + template<typename T> + GLM_FUNC_QUALIFIER bool isdenormal(T const& x) + { + GLM_STATIC_ASSERT(std::numeric_limits<T>::is_iec559, "'isdenormal' only accept floating-point inputs"); + +# if GLM_HAS_CXX11_STL + return std::fpclassify(x) == FP_SUBNORMAL; +# else + return epsilonNotEqual(x, static_cast<T>(0), epsilon<T>()) && std::fabs(x) < std::numeric_limits<T>::min(); +# endif + } + + template<typename T, qualifier Q> + GLM_FUNC_QUALIFIER typename vec<1, T, Q>::bool_type isdenormal + ( + vec<1, T, Q> const& x + ) + { + GLM_STATIC_ASSERT(std::numeric_limits<T>::is_iec559, "'isdenormal' only accept floating-point inputs"); + + return typename vec<1, T, Q>::bool_type( + isdenormal(x.x)); + } + + template<typename T, qualifier Q> + GLM_FUNC_QUALIFIER typename vec<2, T, Q>::bool_type isdenormal + ( + vec<2, T, Q> const& x + ) + { + GLM_STATIC_ASSERT(std::numeric_limits<T>::is_iec559, "'isdenormal' only accept floating-point inputs"); + + return typename vec<2, T, Q>::bool_type( + isdenormal(x.x), + isdenormal(x.y)); + } + + template<typename T, qualifier Q> + GLM_FUNC_QUALIFIER typename vec<3, T, Q>::bool_type isdenormal + ( + vec<3, T, Q> const& x + ) + { + GLM_STATIC_ASSERT(std::numeric_limits<T>::is_iec559, "'isdenormal' only accept floating-point inputs"); + + return typename vec<3, T, Q>::bool_type( + isdenormal(x.x), + isdenormal(x.y), + isdenormal(x.z)); + } + + template<typename T, qualifier Q> + GLM_FUNC_QUALIFIER typename vec<4, T, Q>::bool_type isdenormal + ( + vec<4, T, Q> const& x + ) + { + GLM_STATIC_ASSERT(std::numeric_limits<T>::is_iec559, "'isdenormal' only accept floating-point inputs"); + + return typename vec<4, T, Q>::bool_type( + isdenormal(x.x), + isdenormal(x.y), + isdenormal(x.z), + isdenormal(x.w)); + } + + // fmod + template<typename genType> + GLM_FUNC_QUALIFIER genType fmod(genType x, genType y) + { + return fmod(vec<1, genType>(x), y).x; + } + + template<length_t L, typename T, qualifier Q> + GLM_FUNC_QUALIFIER vec<L, T, Q> fmod(vec<L, T, Q> const& x, T y) + { + return detail::compute_fmod<L, T, Q, std::numeric_limits<T>::is_iec559>::call(x, vec<L, T, Q>(y)); + } + + template<length_t L, typename T, qualifier Q> + GLM_FUNC_QUALIFIER vec<L, T, Q> fmod(vec<L, T, Q> const& x, vec<L, T, Q> const& y) + { + return detail::compute_fmod<L, T, Q, std::numeric_limits<T>::is_iec559>::call(x, y); + } + + template <length_t L, typename T, qualifier Q> + GLM_FUNC_QUALIFIER vec<L, bool, Q> openBounded(vec<L, T, Q> const& Value, vec<L, T, Q> const& Min, vec<L, T, Q> const& Max) + { + return greaterThan(Value, Min) && lessThan(Value, Max); + } + + template <length_t L, typename T, qualifier Q> + GLM_FUNC_QUALIFIER vec<L, bool, Q> closeBounded(vec<L, T, Q> const& Value, vec<L, T, Q> const& Min, vec<L, T, Q> const& Max) + { + return greaterThanEqual(Value, Min) && lessThanEqual(Value, Max); + } +}//namespace glm |