Scene-IT [!]

Searching for the daily porn stuff I’ve noticed theese two VERY good papers on Realtime Raytracing using nowadays graphics cards.
Both the papers illustrates some interesting ways of using programmable GPUs to get a raytracing engine.
The first comes from Illinois University and can be found here.
The second one is a proceeding from Siggraph 2002 and can be found here

rIO of Spinning Kids , released the scene overabused spherical harmonics source code. Visit rIO’s home page to get your hand on the sources.

Scott Johnson, posted for Gamasutra a really interesting article about matrix math, interesting both for beginners and more skilled coders. Direct your browser here for more infos.
(rIO)

Antonio Ramires Fernandes sent in some new tutorials and articles submissions to the site. Regarding
OGL Billboarding, OGL Picking, Terrain Rendering and some more.
Visit the Articles, Code & Gfx Tutorials page for more info.
(rIO)

Mark J. Harris updated his page of realtime clouds rendering with a new demo, a video showing different tecniques and public source code. This page really needs a visit, Mark is doing a very good job on realtime clouds rendering. More info on RTCR Page).
(rIO)

Again a good news regarding us Spinning Kids, PaN released to the public some of his sources like the perlin noise code, GLTexture, GLFont and a CoolPrint example (the one seen in our intro placed #4 at Mekka 2002 : PK Is Dead).
(rIO)

[link=http://www.gametutorials.com/]Gametutorials[/link] has added a tutorial in OpenGL that is an introduction into the crazy world of quaternions.
(DigiBen)