POV-Ray : Newsgroups : povray.newusers : Height field object Server Time
1 Nov 2024 16:24:26 EDT (-0400)
  Height field object (Message 1 to 3 of 3)  
From: crypto
Subject: Height field object
Date: 24 Feb 2008 07:30:00
Message: <web.47c16223656d88d86dda3e4a0@news.povray.org>
Hello,
according to the povray FAQ list all objects are considered to be hollow having
an infinite thin surface. Is the same true for the height field? I would like
to have a height field object that is solid, not a surface. That is to say the
height field and the square bottom in the xz plane at y=0 are the boundaries of
my solid object. Is that possible?


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From: Warp
Subject: Re: Height field object
Date: 24 Feb 2008 08:36:38
Message: <47c172e6@news.povray.org>
crypto <nomail@nomail> wrote:
> according to the povray FAQ list all objects are considered to be hollow having
> an infinite thin surface. Is the same true for the height field? I would like
> to have a height field object that is solid, not a surface.

  There are no solid objects in POV-Ray (nor in any other renderer for
that matter).

  You can create a *closed surface* (which is different from *solid*) if
you like, though.

 That is to say the
> height field and the square bottom in the xz plane at y=0 are the boundaries of
> my solid object. Is that possible?

  If you want to create a cubic closed surface with one side being the
heightfield, create the intersection between the heightfield and a properly
sized box.

-- 
                                                          - Warp


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From: nemesis
Subject: Re: Height field object
Date: 25 Feb 2008 12:15:50
Message: <47c2f7c6@news.povray.org>
Warp wrote:
>   There are no solid objects in POV-Ray (nor in any other renderer for
> that matter).
> 
>   You can create a *closed surface* (which is different from *solid*) if
> you like, though.

I guess we should change CSG to CCSG...


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