POV-Ray : Newsgroups : povray.general : Normal vs. smooth triangle mesh : Re: Normal vs. smooth triangle mesh Server Time
9 Aug 2024 03:24:44 EDT (-0400)
  Re: Normal vs. smooth triangle mesh  
From: Greg M  Johnson
Date: 23 Aug 2000 09:49:29
Message: <39A3D52D.DB29E3FD@my-dejanews.com>
Warp wrote:

> Greg M. Johnson <gre### [at] my-dejanewscom> wrote:
> : I have been unable to get normals to show up on a DXF object that I
> : imported into pov (as a smooth triangle mesh? I think) using 3DWin.
> : Is there some trick to this?
>
>   Are you sure they are smooth_triangles? Have you checked the contents
> of the file the program exports?

Will check later. This makes a difference?

> normal
> { gradient x 1  // note that your example lacks this "amount" number
>   slope_map
>   { [0.0 <1,-1>]
>     [0.2 <0,-1>]
>     [0.21 <0,1>]
>     [1.0 <1,1>]
>   }
> }

Wow, thanks much for the explanation.  My brain may have been trying to force a
different meaning on these two numbers.
Maybe part of my problem was the lacking of this "amount number".  Is "1" good
enough for all cases?


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