POV-Ray : Newsgroups : povray.advanced-users : Palm trees from primatives Server Time
29 Jul 2024 20:25:36 EDT (-0400)
  Palm trees from primatives (Message 21 to 23 of 23)  
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From: Ken
Subject: Re: Palm trees from primatives
Date: 20 Feb 2002 22:11:37
Message: <3C746567.40A6AD8C@pacbell.net>
Wanderer On The Road wrote:

> Fun, it's still on the server I hope. So like I can nuke this news account
> and recreate it and find it again?

I reckon so.

-- 
Ken Tyler


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From: Wanderer On The Road
Subject: Re: Palm trees from primatives
Date: 22 Feb 2002 00:42:34
Message: <3c75da4a@news.povray.org>
"bob h" <omn### [at] charternet> wrote in message
news:3c6f1f89@news.povray.org...
> "Wanderer On The Road" <non### [at] fakeaddresscom> wrote in message
> news:3c6ed704@news.povray.org...
> >
> > Is that's what is limiting the material map to 8bit color as opposed to
24
> > or 32 bit?
>
> Yep.  That's the downside to this, having to lower a 24 bit image to 8 bit
> and thereby reducing the image quality.  You either get banded colors or
> dithering.
> I was going to use an example which would put the original image
underneath
> a clear material map so just the normals with specular highlights are
> overlayed.  Could still be done that way too I guess, only need a second
> object to place the image_map on.  Can't layer textures when material_map
is
> used, at least I don't think so.

Well actually I was thinking about image_maping the render on to a polygon
and then unioning that to the painter's canvas. Is that the sort of thing
you meant?

> About OE removing messages, check Tools menu, Options then Maintenance.
The
> delete after so many days is what does it.

Done. I'll mess with getting the thread back later.


--
Wanderer On The Road
     Many religions are the story of man trying to reach out to God
     Christianity is the story of God trying to reach out to man.


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From: bob h
Subject: Re: Palm trees from primatives
Date: 23 Feb 2002 02:59:20
Message: <3c774bd8@news.povray.org>
"Wanderer On The Road" <non### [at] fakeaddresscom> wrote in message
news:3c75da4a@news.povray.org...
>
> Well actually I was thinking about image_maping the render on to a polygon
> and then unioning that to the painter's canvas. Is that the sort of thing
> you meant?

Close enough anyway.  Simply that it would take at least two objects,
whether it be plane + plane, box (infinitely thin) + box, polygon + box, or
whatever.  One to hold the image, one to act as layer over it.  Except what
you describe means yet another polygon would be needed to place in front of
the image polygon, for the way I was talking about.  Which is a physical
object layer holding a transparent yet normal and finish modified surface on
top of a unmodified image.

Might seem more complicated than it is, but that's how I might proceed to
work around the "cannot layer patterned textures" problem that otherwise
happens with a material map being applied as layered texture.

bob h


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