It puts all my handcrafted efforts to shame, in particular if you count the effort going into it. This might benefit those who, like me, thought OpenGL is too big a thing to get into. Sure, the sheer magnitude of commands and constants is overwhelming at first. But if you are a bit familiar with affine geometry, and use some tutorials to get you started, the setup seems very natural. The Nehe OpenGL Tutorials.
Delphi code is available for all tutorials.
OpenGL Tutorial at Tulane. The code is in C, but not too hard to understand. Jon has written a book on OpenGL with Delphi, which is very good. This picture is the result of tinkering with this stuff for 2 nights. I would never be able to draw something like this from scratch.