Mael wrote in message <3b9c6afa@news.povray.org>...
>i know it s too late for pov3.5 but maybe an idea for futur patches : what
>about adding a "trace function" for functions ? something like
>ftrace(start,dir,object) which return 1 if the ray intersect "object" and
>else 0 . This would allow a visibility pattern , a projection pattern , etc


What could this do that "trace()", which is in POV 3.5, can't do?

--
Mark

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