tomilov / spherical_harmonics Star 3 Code Issues Pull requests real spherical harmonics in Cartesian, projection to spherical harmonics, cos+ (clamped cosine), rotation of zonal spherical functions, dodecahedron triangle fan, icosahedron triangle strip, Monte-Carlo method spherical-harmonics spherical-geometry clamped-spherical-cosine zonal-spherical-harmonics spherical-harmonics-rotation wigner-d-matrix Updated Nov 16, 2019 C++
sibmr / OpenStreetMap-Ship-Routing Star 10 Code Issues Pull requests Shortest Path Algorithms on an Ocean Routing Graph extracted from Open Street Map data. c-plus-plus algorithm graph openstreetmap routing astar dijkstra spherical-geometry heuristic-search-algorithms point-in-polygon bidirectional-dijkstra spherical-coordinates contraction-hierarchies Updated Nov 2, 2021 C++
google / s2geometry Star 2.2k Code Issues Pull requests Discussions Computational geometry and spatial indexing on the sphere geometry s2 spherical-geometry spatial-indexing Updated Jun 1, 2024 C++