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author | LaG1924 <12997935+LaG1924@users.noreply.github.com> | 2018-01-13 03:51:33 +0100 |
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committer | LaG1924 <12997935+LaG1924@users.noreply.github.com> | 2018-01-13 03:51:34 +0100 |
commit | 6f67371bb1b46579ae837d0e0c61ac1b291be743 (patch) | |
tree | 5a43692a064d84e5c5688b1b3639342555139c3c /external/include/glm/detail/_noise.hpp | |
parent | Backported to C++14 (diff) | |
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Diffstat (limited to 'external/include/glm/detail/_noise.hpp')
-rw-r--r-- | external/include/glm/detail/_noise.hpp | 107 |
1 files changed, 107 insertions, 0 deletions
diff --git a/external/include/glm/detail/_noise.hpp b/external/include/glm/detail/_noise.hpp new file mode 100644 index 0000000..89403f4 --- /dev/null +++ b/external/include/glm/detail/_noise.hpp @@ -0,0 +1,107 @@ +/// @ref core +/// @file glm/detail/_noise.hpp + +#pragma once + +#include "../vec2.hpp" +#include "../vec3.hpp" +#include "../vec4.hpp" +#include "../common.hpp" + +namespace glm{ +namespace detail +{ + template <typename T> + GLM_FUNC_QUALIFIER T mod289(T const & x) + { + return x - floor(x * static_cast<T>(1.0) / static_cast<T>(289.0)) * static_cast<T>(289.0); + } + + template <typename T> + GLM_FUNC_QUALIFIER T permute(T const & x) + { + return mod289(((x * static_cast<T>(34)) + static_cast<T>(1)) * x); + } + + template <typename T, precision P> + GLM_FUNC_QUALIFIER tvec2<T, P> permute(tvec2<T, P> const & x) + { + return mod289(((x * static_cast<T>(34)) + static_cast<T>(1)) * x); + } + + template <typename T, precision P> + GLM_FUNC_QUALIFIER tvec3<T, P> permute(tvec3<T, P> const & x) + { + return mod289(((x * static_cast<T>(34)) + static_cast<T>(1)) * x); + } + + template <typename T, precision P> + GLM_FUNC_QUALIFIER tvec4<T, P> permute(tvec4<T, P> const & x) + { + return mod289(((x * static_cast<T>(34)) + static_cast<T>(1)) * x); + } +/* + template <typename T, precision P, template<typename> class vecType> + GLM_FUNC_QUALIFIER vecType<T, P> permute(vecType<T, P> const & x) + { + return mod289(((x * T(34)) + T(1)) * x); + } +*/ + template <typename T> + GLM_FUNC_QUALIFIER T taylorInvSqrt(T const & r) + { + return T(1.79284291400159) - T(0.85373472095314) * r; + } + + template <typename T, precision P> + GLM_FUNC_QUALIFIER tvec2<T, P> taylorInvSqrt(tvec2<T, P> const & r) + { + return T(1.79284291400159) - T(0.85373472095314) * r; + } + + template <typename T, precision P> + GLM_FUNC_QUALIFIER tvec3<T, P> taylorInvSqrt(tvec3<T, P> const & r) + { + return T(1.79284291400159) - T(0.85373472095314) * r; + } + + template <typename T, precision P> + GLM_FUNC_QUALIFIER tvec4<T, P> taylorInvSqrt(tvec4<T, P> const & r) + { + return T(1.79284291400159) - T(0.85373472095314) * r; + } +/* + template <typename T, precision P, template<typename> class vecType> + GLM_FUNC_QUALIFIER vecType<T, P> taylorInvSqrt(vecType<T, P> const & r) + { + return T(1.79284291400159) - T(0.85373472095314) * r; + } +*/ + + template <typename T, precision P> + GLM_FUNC_QUALIFIER tvec2<T, P> fade(tvec2<T, P> const & t) + { + return (t * t * t) * (t * (t * T(6) - T(15)) + T(10)); + } + + template <typename T, precision P> + GLM_FUNC_QUALIFIER tvec3<T, P> fade(tvec3<T, P> const & t) + { + return (t * t * t) * (t * (t * T(6) - T(15)) + T(10)); + } + + template <typename T, precision P> + GLM_FUNC_QUALIFIER tvec4<T, P> fade(tvec4<T, P> const & t) + { + return (t * t * t) * (t * (t * T(6) - T(15)) + T(10)); + } +/* + template <typename T, precision P, template <typename> class vecType> + GLM_FUNC_QUALIFIER vecType<T, P> fade(vecType<T, P> const & t) + { + return (t * t * t) * (t * (t * T(6) - T(15)) + T(10)); + } +*/ +}//namespace detail +}//namespace glm + |