POV-Ray : Newsgroups : povray.binaries.images : No good CSG exporters? I need help Server Time
8 Nov 2024 12:32:01 EST (-0500)
  No good CSG exporters? I need help (Message 1 to 8 of 8)  
From: bswearingen
Subject: No good CSG exporters? I need help
Date: 19 Jul 2012 11:15:03
Message: <web.5008241ce4ae5dd9d0f860a90@news.povray.org>
The first image (Quetzal.png) shows what POVRay renders using Constructive Solid
Geometry and the next image in my next post (Rheingold.png) shows the best that
Rheingold/3DWin5 converter can do with it and it leaves out a tremendous amount
of detail.  Whole objects are missing, pyramids, stairways, interior walls, etc.
 I want to be able to export my object, complete, to something like Blender,
etc. and Rheingold was given the best rating on the POVRay.org website for
conversion utilities.  I really don't want to completely reconstruct objects
from the ground up in another program when I already have what I need
constructed in POVRay. Any help would be greatly appreciated.


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Attachments:
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Preview of image 'quetzal.png'
quetzal.png


 

From: bswearingen
Subject: Re: No good CSG exporters? I need help
Date: 19 Jul 2012 11:20:00
Message: <web.500824da692e7fa8d0f860a90@news.povray.org>
"bswearingen" <wil### [at] yahoocom> wrote:
> The first image (Quetzal.png) shows what POVRay renders using Constructive Solid
> Geometry and the next image in my next post (Rheingold.png) shows the best that
> Rheingold/3DWin5 converter can do with it and it leaves out a tremendous amount
> of detail.  Whole objects are missing, pyramids, stairways, interior walls, etc.
>  I want to be able to export my object, complete, to something like Blender,
> etc. and Rheingold was given the best rating on the POVRay.org website for
> conversion utilities.  I really don't want to completely reconstruct objects
> from the ground up in another program when I already have what I need
> constructed in POVRay. Any help would be greatly appreciated.

Here is what Rheingold did with my file usnig the 3DWin5 conversion utility.


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rheingold.png


 

From: bswearingen
Subject: Re: No good CSG exporters? I need help
Date: 19 Jul 2012 11:20:01
Message: <web.5008257f692e7fa8d0f860a90@news.povray.org>
"bswearingen" <wil### [at] yahoocom> wrote:
> The first image (Quetzal.png) shows what POVRay renders using Constructive Solid
> Geometry and the next image in my next post (Rheingold.png) shows the best that
> Rheingold/3DWin5 converter can do with it and it leaves out a tremendous amount
> of detail.  Whole objects are missing, pyramids, stairways, interior walls, etc.
>  I want to be able to export my object, complete, to something like Blender,
> etc. and Rheingold was given the best rating on the POVRay.org website for
> conversion utilities.  I really don't want to completely reconstruct objects
> from the ground up in another program when I already have what I need
> constructed in POVRay. Any help would be greatly appreciated.

Here is what Rheingold and 3Dwin5 could do with it.


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Attachments:
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Preview of image 'rheingold.png'
rheingold.png


 

From: Thomas de Groot
Subject: Re: No good CSG exporters? I need help
Date: 20 Jul 2012 03:27:53
Message: <50090879$1@news.povray.org>
On 19-7-2012 17:13, bswearingen wrote:
> The first image (Quetzal.png) shows what POVRay renders using Constructive Solid
> Geometry and the next image in my next post (Rheingold.png) shows the best that
> Rheingold/3DWin5 converter can do with it and it leaves out a tremendous amount
> of detail.  Whole objects are missing, pyramids, stairways, interior walls, etc.
>   I want to be able to export my object, complete, to something like Blender,
> etc. and Rheingold was given the best rating on the POVRay.org website for
> conversion utilities.  I really don't want to completely reconstruct objects
> from the ground up in another program when I already have what I need
> constructed in POVRay. Any help would be greatly appreciated.
>

Not much help but I think that the question should first be addressed to 
Thomas Baier, the author of Rheingold/3DWin, as he can best answer to 
what extent csg objects built in POV-Ray can be converted to other 
formats. Mesh/mesh2 files and (smooth) triangle files should not give 
problems but complex csg... I don't know.

CSG objects built with Moray can be converted to meshes easily but... 
you cannot convert csg from POV-Ray to Moray.

Thomas


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From: bswearingen
Subject: Re: No good CSG exporters? I need help
Date: 20 Jul 2012 14:20:01
Message: <web.5009a0e7692e7fa8d0f860a90@news.povray.org>
Thomas de Groot <tho### [at] degrootorg> wrote:
> On 19-7-2012 17:13, bswearingen wrote:
> > The first image (Quetzal.png) shows what POVRay renders using Constructive Solid
> > Geometry and the next image in my next post (Rheingold.png) shows the best that
> > Rheingold/3DWin5 converter can do with it and it leaves out a tremendous amount
> > of detail.  Whole objects are missing, pyramids, stairways, interior walls, etc.
> >   I want to be able to export my object, complete, to something like Blender,
> > etc. and Rheingold was given the best rating on the POVRay.org website for
> > conversion utilities.  I really don't want to completely reconstruct objects
> > from the ground up in another program when I already have what I need
> > constructed in POVRay. Any help would be greatly appreciated.
> >
>
> Not much help but I think that the question should first be addressed to
> Thomas Baier, the author of Rheingold/3DWin, as he can best answer to
> what extent csg objects built in POV-Ray can be converted to other
> formats. Mesh/mesh2 files and (smooth) triangle files should not give
> problems but complex csg... I don't know.
>
> CSG objects built with Moray can be converted to meshes easily but...
> you cannot convert csg from POV-Ray to Moray.
>
> Thomas

I was afraid that I might get that answer and that is quite disconcerting.  I
can't imagine that this problem hasn't been addressed with POVRay being such a
popular package, but if it hasn't then it hasn't and I am dreading having to
build these objects in some other modeller.


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From: ThomdeG
Subject: Re: No good CSG exporters? I need help
Date: 21 Jul 2012 08:15:00
Message: <web.500a596a692e7fa859a9df670@news.povray.org>
"bswearingen" <wil### [at] yahoocom> wrote:
> I was afraid that I might get that answer and that is quite disconcerting.  I
> can't imagine that this problem hasn't been addressed with POVRay being such a
> popular package, but if it hasn't then it hasn't and I am dreading having to
> build these objects in some other modeller.

A more learned person than I am could explain why csg constructions are
difficult to convert. It has been explained here in the past iirc but I forgot.

Personally, I model most of my objects externally. The primary reason is that in
my POV-Ray scenes I prefer to work with meshes which are more parse and memory
friendly and render faster, especially in crowded scenes. While I love pure csg
building, it has moved to the background for me.

Thomas


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From: Reuben Pearse
Subject: Re: No good CSG exporters? I need help
Date: 2 Aug 2012 16:56:57
Message: <501ae999$1@news.povray.org>
On 19/07/2012 16:13, bswearingen wrote:
> The first image (Quetzal.png) shows what POVRay renders using Constructive Solid
> Geometry and the next image in my next post (Rheingold.png) shows the best that
> Rheingold/3DWin5 converter can do with it and it leaves out a tremendous amount
> of detail.  Whole objects are missing, pyramids, stairways, interior walls, etc.
>   I want to be able to export my object, complete, to something like Blender,
> etc. and Rheingold was given the best rating on the POVRay.org website for
> conversion utilities.  I really don't want to completely reconstruct objects
> from the ground up in another program when I already have what I need
> constructed in POVRay. Any help would be greatly appreciated.
>


This link might be useful?
http://news.povray.org/povray.general/thread/%3C4b69e9ce$1@news.povray.org%3E/

Reuben


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From: Reuben Pearse
Subject: Re: No good CSG exporters? I need help
Date: 2 Aug 2012 17:03:15
Message: <501aeb13@news.povray.org>
On 02/08/2012 21:56, Reuben Pearse wrote:
> On 19/07/2012 16:13, bswearingen wrote:
>> The first image (Quetzal.png) shows what POVRay renders using
>> Constructive Solid
>> Geometry and the next image in my next post (Rheingold.png) shows the
>> best that
>> Rheingold/3DWin5 converter can do with it and it leaves out a
>> tremendous amount
>> of detail.  Whole objects are missing, pyramids, stairways, interior
>> walls, etc.
>>   I want to be able to export my object, complete, to something like
>> Blender,
>> etc. and Rheingold was given the best rating on the POVRay.org website
>> for
>> conversion utilities.  I really don't want to completely reconstruct
>> objects
>> from the ground up in another program when I already have what I need
>> constructed in POVRay. Any help would be greatly appreciated.
>>
>
>
> This link might be useful?
> http://news.povray.org/povray.general/thread/%3C4b69e9ce$1@news.povray.org%3E/
>
>
> Reuben

Try the discussion on this link as well
http://news.povray.org/povray.binaries.images/thread/%3Cweb.4e98e599fbaf2a34a3bfeb720@news.povray.org%3E/

Reuben


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