Re: Bumpmap with negative Depth ??

[Steinar H. Gunderson]

On Tue, Jan 30, 2001 at 12:53:59PM +0100, Jens Lautenbacher wrote:
>>   Thanks for your explanation. I am not familiar with the
>> algorithm.. but just curious, would there be any difference
>> if the Depth takes in negative integer (currently only positive
>> accepted) ? Can you comment on this ?
>NO. the bm plugin takes the intensity of the bm. "invert bumpmap" just
>inverts the bm aka: the depth values are used as if they were
>negative.

The question is: Does it use 255-bm or just -bm? And would that make any
difference?

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