Thursday, January 12, 2012

Derivative maps.

Another interesting reading about derivative maps:
http://www.rorydriscoll.com/2012/01/11/derivative-maps/

Author solved the original problem with closeups by doubling bump map storage requirements. Looks pretty cool to me.

1 comment:

  1. Yep, and "doubling the bump map storage requirements" is still better than the 3 channels of an object-space normal map and equal than a 2-channel compressed TS normal map, so they're good!

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