**sphere_cubed_grid**,
a MATLAB code which
uses the projection of a sphere to create grids of points,
lines, and quadrilaterals
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 GNU LGPL license.

**sphere_cubed_grid** is available in
a C version and
a C++ version and
a FORTRAN90 version and
a MATLAB version and
a Python version.

ball_grid, a MATLAB code which computes a grid of points over the interior of a ball in 3d.

circle_arc_grid, a MATLAB code which computes points equally spaced along a circular arc;

cube_grid, a MATLAB code which computes a grid of points over the interior of a cube in 3d.

disk_grid, a MATLAB code which computes a grid of points over the interior of a disk in 2d.

ellipse_grid, a MATLAB code which computes a grid of points over the interior of an ellipse in 2d.

ellipsoid_grid, a MATLAB code which computes a grid of points over the interior of an ellipsoid in 3d.

hypercube_grid, a MATLAB code which computes a grid of points over the interior of a hypercube in m dimensions.

line_grid, a MATLAB code which computes a grid of points over the interior of a line segment in 1d.

polygon_grid, a MATLAB code which generates a grid of points over the interior of a polygon in 2d.

pyramid_grid, a MATLAB code which computes a grid of points over the interior of the unit pyramid in 3d;

simplex_grid, a MATLAB code which generates a grid of points over the interior of a simplex in m dimensions.

sphere_fibonacci_grid, a MATLAB code which computes a grid of points using the fibonacci spiral over the surface of a sphere in 3d.

sphere_grid, a MATLAB code which computes a variety of grids of points over the surface of a sphere in 3d.

sphere_llq_grid, a MATLAB code which computes a grid of quadrilaterals bounded by latitude and longitude lines over the surface of a sphere in 3d.

sphere_llt_grid, a MATLAB code which computes a grid of triangles bounded by latitude and longitude lines over the surface of a sphere in 3d.

square_grid, a MATLAB code which computes a grid of points over the interior of a square in 2d.

tetrahedron_grid, a MATLAB code which computes a grid of points over the interior of a tetrahedron in 3d.

triangle_grid, a MATLAB code which computes a grid of points over the interior of a triangle in 2d.

wedge_grid, a MATLAB code which computes a grid of points over the interior of the unit wedge in 3d.

- r8mat_print.m, prints a R8MAT.
- r8mat_print_some.m, prints some of an R8MAT.
- sphere_cubed_grid_ijk_to_xyz.m, converts cubed sphere I,J,K coordinates to X,Y,Z coordinates.
- sphere_cubed_grid_line_count.m, counts the lines in a cubed sphere grid.
- sphere_cubed_grid_lines.m, computes the lines in a cubed sphere grid.
- sphere_cubed_grid_lines_display.m, displays the lines in a cubed sphere grid.
- sphere_cubed_grid_point_count.m, counts the points in a cubed sphere grid.
- sphere_cubed_grid_points.m, computes the points in a cubed sphere grid.
- sphere_cubed_grid_points_display.m, displays the points in a cubed sphere grid.
- sphere_cubed_grid_points_face.m, computes points on one face of a cubed sphere grid.