POV-Ray : Newsgroups : povray.general : to litle precision ? : Re: to litle precision ? Server Time
6 Aug 2024 00:12:15 EDT (-0400)
  Re: to litle precision ?  
From: Rafal 'Raf256' Maj
Date: 8 Aug 2002 08:26:42
Message: <Xns9264925165D92raf256com@204.213.191.226>
ABX <abx### [at] babilonorg> wrote in
news:lfn4lu85n5uq50dg3d22n4a93jn1bl9ge1@4ax.com 

>> ok, but patch will be ready probalby not ready before next 2..4
>> weeks. I'll announce in it .patches and here
>> wish me luck :)
> I'm happy I forced you to code :-)

:)

>> and - this (not mesh as float's) is the problem - an it easy to
>> explain. heightfield scaled by <20,5,20> with 4096^2 bitmap has
>> triangles as small as 20/4096
> No! It has the triangles as small as 1/4096. Scale is stored in
> transformation structure AFAIK.

any way - http://www.raf256.com/pov/hf_shadow_problem/ is prooving that 
shadow tollerance is to small, or did I do something wrong ?


-- 
#macro g(U,V)(.4*abs(sin(9*sqrt(pow(x-U,2)+pow(y-V,2))))*pow(1-min(1,(sqrt(
pow(x-U,2)+pow(y-V,2))*.3)),2)+.9)#end#macro p(c)#if(c>1)#local l=mod(c,100
);g(2*div(l,10)-8,2*mod(l,10)-8)*p(div(c,100))#else 1#end#end light_source{
y 2}sphere{z*20 9pigment{function{p(26252423)*p(36455644)*p(66656463)}}}//M


Post a reply to this message

Copyright 2003-2023 Persistence of Vision Raytracer Pty. Ltd.