Image imported into polygons

 from Red Blob Games
3 Jun 2017

Note: the /x/ series of posts on my site are mostly unpolished mini posts. This is a test of the code I wrote for the previous blog post, about polygon meshes.

For one project we wanted to be able to hand draw a map and then add procedurally generated features. Here’s an image drawn in a paint program (try dragging your own image here):

to a polygon map:

or a more detailed polygon map:

Note that rivers don’t work well with this approach. They end up as polygons (and have gaps sometimes) instead of vectors. I plan to handle rivers with something else.

Also see Sylvain Lesage’s Color by Number[1] if you want to do this for artistic reasons.

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