Cg

1. install
   download Cg Tool Kit from the following URL, and then install it.
   http://developer.nvidia.com/object/cg_download.html
   
   if you have not installed DirectX SDK, installation package recommends you to install it.
   
   2. path setting
   Include file -> C:\Program Files\NVIDIA Corporation\Cg\include\Cg
   Library file -> C:\Program Files\NVIDIA Corporation\Cg\lib
   Executable file -> C:\Program Files\NVIDIA Corporation\Cg\bin
   
   3. additional dependencies
   Project property -> Configuration Property -> Linker -> Input ->
   
   Additional Dependencies
   cg.lib, cgGL.lib
   
   4. syntacs highlight
   
   to color Cg's keyword,
   copy usertype.dat in "C:\Program Files\NVIDIA Corporation\Cg\msdev_syntax_highlighting" to "...\Common7\IDE"
   
   Then, boot VS and
   Tool -> Option -> Text editor -> File Extension
   add "cg" and reboot VS