form·Z RadioZity is the version of form·Z that includes radiosity based rendering, provided by the LightWorks® radiosity engine. With form·Z RadioZity, the distribution of light in an environment can be simulated in a physically accurate manner.

http://www.formz.com/formz/index_rad.html

 http://www.freedrive.com/ASP/PostFolderShortcut.asp?fsc=2760419
 [upped by: pir8]