POV-Ray : Newsgroups : povray.binaries.images : Fern update (21,1kB) Server Time
16 Aug 2024 20:32:53 EDT (-0400)
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From: Christoph Hormann
Subject: Re: Fern update (21,1kB)
Date: 18 Jan 2002 02:47:07
Message: <3C47D2F3.75246D6@gmx.de>

> 
> How? I tried it but got an error. As well there is no hint about textured
> mesh-triangles in the help.
> I was looking for uv_mapping as well. I found it in 3.5b9 but NOT in 3.1g.
> 

uv-mapping is only available in 3.5/megapov, single triangles can only be
textured with predeclared textures, this is mentioned in the help file:

"Any number of triangle and/or smooth_triangle statements can be used and
each of those triangles can be individually textured by assigning a
texture identifier to it. The texture has to be declared before the mesh
is parsed. It is not possible to use texture definitions inside the
triangle or smooth triangle statements. This is a restriction that is
necessary for an efficient storage of the assigned textures."

Christoph

-- 
Christoph Hormann <chr### [at] gmxde>
IsoWood include, radiosity tutorial, TransSkin and other 
things on: http://www.schunter.etc.tu-bs.de/~chris/


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From: Juergen Scharfy
Subject: Re: Fern update (21,1kB)
Date: 18 Jan 2002 03:41:45
Message: <3c47dfc9@news.povray.org>
> "Any number of triangle and/or smooth_triangle statements can be used and
> each of those triangles can be individually textured by assigning a
> texture identifier to it. The texture has to be declared before the mesh
> is parsed. It is not possible to use texture definitions inside the
> triangle or smooth triangle statements. This is a restriction that is
> necessary for an efficient storage of the assigned textures."

Hmm. I tried it but got a parsing error. Texture is predeclared anyway.
Maybe I misplaced it. I can try it again.
This would be a way to simulate "ill" leaves. I'm shure this would look
nice.

Thanks,
regards
SY


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From: KalleK
Subject: Re: Fern update (21,1kB)
Date: 18 Jan 2002 14:01:42
Message: <3c487116@news.povray.org>
> Hi for all who are interested:
> An update of the fern is attached. More detail at the single leaves, macro
> optimisation and extended shape of the entire wing (irregularities and
> torsion). Some more minor updates.
>
> A Detail shot will follow
>
> have fun!
> SY

Much better, IMHO!

cukk
--
light_source{-9 1}#macro p(N,_,Y)sphere{<-_,Y-7,15>,.5pigment{color
<2,3,1>/(mod(N,2)?3:9)}}#if(-_<9)p(div(N,2),_-1,Y)#end#end p(463141
9,9)p(69973,9,8)p(201075,9,7)camera{}p(69973,9,6)p(489301,9,5)// KK


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