Wednesday, October 8, 2014
Rendering lunar eclipses
In my googling I came across I lovely piece of work on rendering lunar eclipses by Theodore Yapo and Barbara Cutler. Here is my favorite part of their results (though not the prettiest-- check the rest out).
Impressive correspondence! Their online talk is a very nice summary of the work, and they have a good figure for the moon not being Lambertian:
So the BRDF of the moon is more like a stopsign than a sheet of paper.
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2 comments:
Wasn't the Oren-Nayar(-Blinn) BRDF meant to model the moon?
I had forgotten that-- I think you are quite right-- powdery surfaces. There are some nice pix on the wikipedia page: http://en.wikipedia.org/wiki/Oren%E2%80%93Nayar_reflectance_model
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