annulus_grid

annulus_grid, a MATLAB code which generates a grid of points over the interior of a circular annulus in 2D.

Licensing:

The information on this web page is distributed under the MIT license.

Languages:

annulus_grid is available in a MATLAB version and an Octave version and a Python version.

Related Data and Programs:

annulus_grid_test

matlab_grid, a MATLAB code which generates a regular grid of points inside a variety of regions in one, two, three or many dimensions.

Reference:

1. Richard Swinbank, James Purser,
   Fibonacci grids: A novel approach to global modelling,
   Quarterly Journal of the Royal Meteorological Society,
   Volume 132, Number 619, July 2006 Part B, pages 1769-1793.

Source Code:

• annulus_grid.m, computes grid points inside a circular annulus.
• annulus_grid_count.m, counts grid points inside a circular annulus.
• annulus_grid_display.m, displays grid points inside a circular annulus.
• annulus_grid_fibonacci.m, computes Fibonacci grid points inside a circular annulus.