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Diffstat (limited to '3rdparty/include/glm/detail/_noise.hpp')
| -rw-r--r-- | 3rdparty/include/glm/detail/_noise.hpp | 136 |
1 files changed, 136 insertions, 0 deletions
diff --git a/3rdparty/include/glm/detail/_noise.hpp b/3rdparty/include/glm/detail/_noise.hpp new file mode 100644 index 0000000..e887597 --- /dev/null +++ b/3rdparty/include/glm/detail/_noise.hpp @@ -0,0 +1,136 @@ +/////////////////////////////////////////////////////////////////////////////////// +/// 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/_noise.hpp +/// @date 2013-12-24 / 2013-12-24 +/// @author Christophe Riccio +/////////////////////////////////////////////////////////////////////////////////// + +#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 + |