Quote - Aha.  I see.  Thanks for the explanation, Connie.

Um... what happens if there are trenches, with the light directly overhead, the bottom of the trenches may be lit like the tops of the trenches, (- if they are wide,) with only shadow at the edges of the trenches?

 

It's possible that they end up looking too high when the image is used as a bump map. Sometimes theese things still need a few had-painted touchups.

If there is an easier way, I don't know about it.

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