Above are renderings done with Patchwork3D, French company Lumiscaphe's rendering software, which has been knocking around since 2003. The forthcoming version 3.2 update promises some type of "fast rendering technology" (that's as specific as they get) that lets users edit visual characteristics in real time and see results instantly.
So how does it work? We'll have to wait until August's SIGGRAPH, when 3.2 will be released, to see.
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