diff options
Diffstat (limited to 'content/geometry/spheres.cpp')
| -rw-r--r-- | content/geometry/spheres.cpp | 30 |
1 files changed, 15 insertions, 15 deletions
diff --git a/content/geometry/spheres.cpp b/content/geometry/spheres.cpp index ec22262..d34bca9 100644 --- a/content/geometry/spheres.cpp +++ b/content/geometry/spheres.cpp @@ -1,3 +1,16 @@ +// 3D Punkt in kartesischen Koordinaten. +struct point{ + double x, y, z; + point() {} + point(double x, double y, double z) : x(x), y(y), z(z) {} + point(double lat, double lon) { + lat *= PI / 180.0; lon *= PI / 180.0; + x = cos(lat) * sin(lon); + y = cos(lat) * cos(lon); + z = sin(lat); + } +}; + // Great Circle Distance mit Längen- und Breitengrad. double gcDist(double pLat, double pLon, double qLat, double qLon, double radius) { @@ -11,19 +24,6 @@ double gcDist(double pLat, double pLon, } // Great Circle Distance mit kartesischen Koordinaten. -double gcDist(point p, point q) { +double gcDist(point p, point q) { // radius = 1 return acos(p.x * q.x + p.y * q.y + p.z * q.z); -} - -// 3D Punkt in kartesischen Koordinaten. -struct point{ - double x, y, z; - point() {} - point(double x, double y, double z) : x(x), y(y), z(z) {} - point(double lat, double lon) { - lat *= PI / 180.0; lon *= PI / 180.0; - x = cos(lat) * sin(lon); - y = cos(lat) * cos(lon); - z = sin(lat); - } -}; +}
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