POV-Ray : Newsgroups : povray.binaries.images : Comparing mesh grass with faked grass (32+20 kbu) : Re: Comparing mesh grass with faked grass (32+20 kbu) Server Time
16 Aug 2024 08:19:31 EDT (-0400)
  Re: Comparing mesh grass with faked grass (32+20 kbu)  
From: Daniel Matthews
Date: 3 Apr 2002 19:50:56
Message: <72719949.rKQ5TDuZKl@3-e.net>
Your fake looks good/best, but can you combine the two methods so that 
there is a little more shadow variation in the final image?

Rune wrote:

> I used TonyB's modified version of Gilles Tran's mesh grass to compare how
> mesh grass renders and looks compared to my faked grass.
> 
> Both images were rendered at 800x600 AA0.3, then scaled to half size
> before posting here.
> 
> Faked texture grass:
> ~~~~~~~~~~~~~~~~~~~~
> Time for parse: 0 min.  0 sec.
> Time for trace: 5 min. 58 sec.
> Time total:     5 min. 58 sec.
> Peak memory used:  0.36 MB
> 
> 
> Real mesh grass:
> ~~~~~~~~~~~~~~~~
> Time for parse: 0 min. 10 sec.
> Time for trace: 4 min.  8 sec.
> Time total:     4 min. 18 sec.
> Peak memory used: 15.09 MB
> 
> As you can see, my faked grass renders a bit slower. The real mesh grass
> renders quicker, it doesn't use particularly much memory, and it parses in
> almost no time. I expect that the fields of grass must be extremely huge
> before my faked grass becomes more efficient than mesh grass...
> 
> However, my grass looks rather different than the mesh grass. It has a
> softer look, which I rather like. I may be of course, that I just haven't
> been able to tweak the mesh grass to look good in my scene...
> 
> Ok, I really don't know what to conclude, so I'll just let it be up to
> you...
> 
> Rune
> --
> 3D images and anims, include files, tutorials and more:
> Rune's World:  http://rsj.mobilixnet.dk (updated Mar 19)
> POV-Ray Users: http://rsj.mobilixnet.dk/povrayusers/
> POV-Ray Ring:  http://webring.povray.co.uk


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