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author | saurabhb17 | 2020-02-26 16:14:17 +0530 |
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committer | GitHub | 2020-02-26 16:14:17 +0530 |
commit | 003d02608917e7a69d1a98438837e94ccf68352a (patch) | |
tree | 1392c90227aeea231c1d86371131e04c40382918 /include/gal/opengl/glm/gtx/polar_coordinates.inl | |
parent | 886d9cb772e81d2e5262284bc3082664f084337f (diff) | |
parent | e255d0622297488c1c52755be670733418c994cf (diff) | |
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Merge pull request #3 from saurabhb17/master
secondary files
Diffstat (limited to 'include/gal/opengl/glm/gtx/polar_coordinates.inl')
-rw-r--r-- | include/gal/opengl/glm/gtx/polar_coordinates.inl | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/include/gal/opengl/glm/gtx/polar_coordinates.inl b/include/gal/opengl/glm/gtx/polar_coordinates.inl new file mode 100644 index 0000000..376a31c --- /dev/null +++ b/include/gal/opengl/glm/gtx/polar_coordinates.inl @@ -0,0 +1,55 @@ +/////////////////////////////////////////////////////////////////////////////////////////////////// +// OpenGL Mathematics Copyright (c) 2005 - 2013 G-Truc Creation (www.g-truc.net) +/////////////////////////////////////////////////////////////////////////////////////////////////// +// Created : 2007-03-06 +// Updated : 2009-05-01 +// Licence : This source is under MIT License +// File : glm/gtx/polar_coordinates.inl +/////////////////////////////////////////////////////////////////////////////////////////////////// + +namespace glm +{ + template <typename T> + GLM_FUNC_QUALIFIER detail::tvec3<T> polar + ( + detail::tvec3<T> const & euclidean + ) + { + T const Length(length(euclidean)); + detail::tvec3<T> const tmp(euclidean / Length); + T const xz_dist(sqrt(tmp.x * tmp.x + tmp.z * tmp.z)); + +#ifdef GLM_FORCE_RADIANS + return detail::tvec3<T>( + atan(xz_dist, tmp.y), // latitude + atan(tmp.x, tmp.z), // longitude + xz_dist); // xz distance +#else + return detail::tvec3<T>( + degrees(atan(xz_dist, tmp.y)), // latitude + degrees(atan(tmp.x, tmp.z)), // longitude + xz_dist); // xz distance +#endif + } + + template <typename T> + GLM_FUNC_QUALIFIER detail::tvec3<T> euclidean + ( + detail::tvec2<T> const & polar + ) + { +#ifdef GLM_FORCE_RADIANS + T const latitude(polar.x); + T const longitude(polar.y); +#else + T const latitude(radians(polar.x)); + T const longitude(radians(polar.y)); +#endif + + return detail::tvec3<T>( + cos(latitude) * sin(longitude), + sin(latitude), + cos(latitude) * cos(longitude)); + } + +}//namespace glm |