そういえばcgのプリプロセッサは何が使えるんだろうかと思って調べてみたけど、 <a href="http://http.developer.nvidia.com/Cg/Cg_language.html" data-mce-href="http://http.developer.nvidia.com/Cg/Cg_language.html">Cg_language</a> Cg_language ここ見ると、 Preprocessor Cg profiles must support the full ANSI C standard preprocessor capabilities: #if,…