I found this just now while searching for some code. Really nice find in my opinion, it goes over many of the more complicated shader effects including, but not limited to, environment mapping, a bunch of water stuff, dynamic soft (yes, soft :point:) shadows, and deferred rendering.\
http://www.belanecbn.sk/3dtutorials/index.php?id=14
Enjoy.
Edit: Now that I look at the formatting of the final post I realized that this may not be the correct board to post this on. Please do move it if I’m correct.