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author | LaG1924 <12997935+LaG1924@users.noreply.github.com> | 2017-05-12 15:49:50 +0200 |
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committer | LaG1924 <12997935+LaG1924@users.noreply.github.com> | 2017-05-12 15:49:50 +0200 |
commit | e62817b8252974b8a98393275874ee303840bf13 (patch) | |
tree | 4565935f06e369f4a84410b0c098958e07a750c7 /depedencies/include/glm/gtx/polar_coordinates.inl | |
parent | 2017-05-10 (diff) | |
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Diffstat (limited to 'depedencies/include/glm/gtx/polar_coordinates.inl')
-rw-r--r-- | depedencies/include/glm/gtx/polar_coordinates.inl | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/depedencies/include/glm/gtx/polar_coordinates.inl b/depedencies/include/glm/gtx/polar_coordinates.inl new file mode 100644 index 0000000..afc9d2b --- /dev/null +++ b/depedencies/include/glm/gtx/polar_coordinates.inl @@ -0,0 +1,37 @@ +/// @ref gtx_polar_coordinates +/// @file glm/gtx/polar_coordinates.inl + +namespace glm +{ + template <typename T, precision P> + GLM_FUNC_QUALIFIER tvec3<T, P> polar + ( + tvec3<T, P> const & euclidean + ) + { + T const Length(length(euclidean)); + tvec3<T, P> const tmp(euclidean / Length); + T const xz_dist(sqrt(tmp.x * tmp.x + tmp.z * tmp.z)); + + return tvec3<T, P>( + asin(tmp.y), // latitude + atan(tmp.x, tmp.z), // longitude + xz_dist); // xz distance + } + + template <typename T, precision P> + GLM_FUNC_QUALIFIER tvec3<T, P> euclidean + ( + tvec2<T, P> const & polar + ) + { + T const latitude(polar.x); + T const longitude(polar.y); + + return tvec3<T, P>( + cos(latitude) * sin(longitude), + sin(latitude), + cos(latitude) * cos(longitude)); + } + +}//namespace glm |