POV-Ray: Newsgroups: povray.programming: Att variable in lighting.cpp: Re: Att variable in lighting.cpp

POV-Ray : Newsgroups : povray.programming : Att variable in lighting.cpp : Re: Att variable in lighting.cpp		Server Time 17 May 2024 04:05:51 EDT (-0400)

From: Thorsten Froehlich
Date: 5 Dec 2005 22:48:21
Message: <43950a05$1@news.povray.org>

Jing Li wrote:
> What is the meaning of the Att variable in method "compute_lighted_texture"?
> It is computed
> using the fomula
> Att = (1.0 - (LayCol[pFILTER]*max3(LayCol[0],LayCol[1],LayCol[2]) +
> LayCol[pTRANSM]));

Attenuation.

	Thorsten

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