POV-Ray : Newsgroups : povray.general : FEATURE REQUEST: Exclude light : Re: FEATURE REQUEST: Exclude light Server Time
5 Aug 2024 14:12:05 EDT (-0400)
  Re: FEATURE REQUEST: Exclude light  
From: Warp
Date: 15 Oct 2002 12:25:23
Message: <3dac4172@news.povray.org>
hughes, b. <omn### [at] charternet> wrote:
> In the context I meant it would just be anti-light for POV scenes, light
> subtraction.

  Well, regular light sources cause 0 lighting to shadows. What is the
negative of 0?
  That's right: 0. :)

-- 
#macro N(D)#if(D>99)cylinder{M()#local D=div(D,104);M().5,2pigment{rgb M()}}
N(D)#end#end#macro M()<mod(D,13)-6mod(div(D,13)8)-3,10>#end blob{
N(11117333955)N(4254934330)N(3900569407)N(7382340)N(3358)N(970)}//  - Warp -


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