sphere_llq_grid_test, a C code which calls sphere_llq_grid() to construct a grids of quadrilaterals using latitude and longitude lines over the surface of a sphere in 3D.
The computer code and data files described and made available on this web page are distributed under the MIT license
sphere_llq_grid, a C code which uses longitudes and latitudes to create grids of points, lines, and quadrilaterals on the surface of the unit sphere in 3D.