Hexagonal Grids (2013)
I smile a little bit every time someone links to Red Blob. This is just a wonderful, fascinating resource, the kind of thing the Internet was supposed to be for.<p>I also love that this isn't just theory; there's an entire implementation guide[1] to all of the concepts discussed here.<p>[1] <a href="https://www.redblobgames.com/grids/hexagons/implementation.html" rel="nofollow noreferrer">https://www.redblobgames.com/grids/hexagons/implementation.h...</a>