POV-Ray : Newsgroups : povray.binaries.images : Making a DF3 file from a mesh2 object : Re: Making a DF3 file from a mesh2 object--> x-axis squeezing Server Time
30 Jul 2024 02:24:55 EDT (-0400)
  Re: Making a DF3 file from a mesh2 object--> x-axis squeezing  
From: Cousin Ricky
Date: 26 Sep 2013 12:10:00
Message: <web.52445b8e9b86f01778641e0c0@news.povray.org>
Thomas de Groot <tho### [at] degrootorg> wrote:
> After some tests, I can say that the df3 is squeezed by about 25% along
> the x-axis. This happens within the tga2df3.exe application. The
> slice-making process is made correctly.
>
> The easy solution is to scale the density file. Gilles Tran tells in his
> MakeCloud documentation that the df3 file is generated upside down so
> you have to scale <1,-1,1> when used as density file. Now, to compensate
> the squeeze, you can replace that by scale <1.25,-1,1>.

If it is squeezed 25% it is scaled by 3/4; so shouldn't the correction be
<4/3,-1,1>?


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