[Pbrt-discuss] Re: pbrt-discuss Digest, Vol 5, Issue 1

[Sujit Kuthirummal]

This is exactly what I am looking for!
Thanks a lot Jared.

-Sujit

Jared Sohn <sohn at cs.wisc.edu> wrote: Sujit,

Check out my extended channel film plug-in (http://www.cs.wisc.edu/~sohn/extendedchannelfilm/).  The plug-in will pass the coordinates via rays to the film, and write this information as additional channels (wx, wy, wz) of your OpenEXR output file.

Jared



> Hi

>   

>      I want to render a scene as seen through some glass geometry (say a glass sphere). 

>   I was wondering whether its possible to get the scene point associated  with every image pixel, i.e. I want to find out which scene point  (x,y,z) is imaged at pixel (i,j).

>      Is there some simple way to get this information?

>   

>   Thanks in advance!

>   

>   Regards

>   Sujit


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