Hilbert curve demo
About
The program below gives a demonstration of how Hilbert curves 1 can be drawn. It also demonstrates how threads can be used to prevent the application from locking up while a drawing is constructed. The two screenshots below are from the program running on Windows XP and Ubuntu 10.10.
Hilbert Curve program running on Ubuntu 10.10.

Hilbert Curve program running on Windows XP.

Download
The demo program can be downloaded from github 2
From the Free Pascal wiki, page "Hilbert curve demo", as it stood on 2016-12-30 after a change by Eny, out of the wiki's dump of 2024-05-26. Copyright stays with the author who wrote it, according to the old wiki's Licensing page. If you have concerns about this material, message the admin.