Re: DEvmaster.net article Hl2 vs D3 engine.
As said since doom3 support .cg files anything is possible.
More water in D3 here:
-- "I have always wished that my computer would be as easy to use as my telephone. My wish has come true. I no longer know how to use my telephone" Bjarne Stronstrup (originator of C++ programming language)
Gigabyte S478 Intel 845E / P4 2.2Ghz / 1GB DDR / GF FX 5900 128MB (400/850) / SB Live! Player 5.1 / XP Pro sp1 (DirectX9.0c) / Suse 8.2