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From: Przemek Loesch
Subject: Architectural visualisation
Date: 5 Jan 2005 08:45:00
Message: <web.41dbeeffcabc0cadb0aac12c0@news.povray.org>
Trees are generated with "meshtree" macro by Paul T. Dawson. Car comes from
3dcafe.com and the building is modelled with Autocad. I've used Poseray to
translate all objects to Povray. Any suggestions?

Przemek


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From: Marc Jacquier
Subject: Re: Architectural visualisation
Date: 5 Jan 2005 08:57:19
Message: <41dbf23f@news.povray.org>

news:web.41dbeeffcabc0cadb0aac12c0@news.povray.org...
> Trees are generated with "meshtree" macro by Paul T. Dawson. Car comes
from
> 3dcafe.com and the building is modelled with Autocad. I've used Poseray to
> translate all objects to Povray. Any suggestions?
>
> Przemek
>
Nice!
Who is working on sunday though?
Only one car on the park....

Marc


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From: Przemek Loesch
Subject: Re: Architectural visualisation
Date: 5 Jan 2005 11:10:00
Message: <web.41dc103f7fd832bfb0aac12c0@news.povray.org>
> Who is working on sunday though?
> Only one car on the park....
>
> Marc

:-)

The real reason why there are only two cars (second one not visible here) is
that I was unable to change the color for each car. It would look strange
if the car park was full of blue cars only. Models exported from Poseray
have only one big mesh with internal by-triangle texturing. So it is
impossible to define separate texture for each copy of the object unless
you parse the file many times (it takes too much time for me).

Przemek


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From: Mike Raiford
Subject: Re: Architectural visualisation
Date: 5 Jan 2005 11:48:23
Message: <41dc1a57$1@news.povray.org>
Przemek Loesch wrote:
>>Who is working on sunday though?
>>Only one car on the park....
>>
>>Marc
> 
> 
> :-)
> 
> The real reason why there are only two cars (second one not visible here) is
> that I was unable to change the color for each car. It would look strange
> if the car park was full of blue cars only. Models exported from Poseray
> have only one big mesh with internal by-triangle texturing. So it is
> impossible to define separate texture for each copy of the object unless
> you parse the file many times (it takes too much time for me).
> 
> Przemek
> 
> 
> 
I'm thinking you could import the car with PoseRay then in each of the 
include files for each of the cars, add a #include  to the top of the 
file to bring in the materials for each indv. car...

Just a thought.

-- 
~Mike


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From: GrimDude
Subject: Re: Architectural visualisation
Date: 5 Jan 2005 11:48:42
Message: <41dc1a6a$1@news.povray.org>
"Przemek Loesch" <nomail@nomail> wrote in message 
news:web.41dc103f7fd832bfb0aac12c0@news.povray.org...
> The real reason why there are only two cars (second one not visible here) 
> is
> that I was unable to change the color for each car. It would look strange
> if the car park was full of blue cars only. Models exported from Poseray
> have only one big mesh with internal by-triangle texturing. So it is
> impossible to define separate texture for each copy of the object unless
> you parse the file many times (it takes too much time for me).
>
> Przemek
>

Yeah, I discovered this last night. It can be dealt with, but when you're in 
that deadline 'crunch' the last thing you want to do is become a 
data-editor.

This is the type of work that there is a large calling for, Przemek. 
Especially, if you can gain a little more photorealism out of it.

Did you use straight AutoCAD, or Architectural Desktop? AD made me lazy 
(ha!).

- Grim


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From: Przemek Loesch
Subject: Re: Architectural visualisation
Date: 5 Jan 2005 12:15:00
Message: <web.41dc1ef27fd832bfb0aac12c0@news.povray.org>
> I'm thinking you could import the car with PoseRay then in each of the
> include files for each of the cars, add a #include  to the top of the
> file to bring in the materials for each indv. car...
>
> Just a thought.
>
> --
> ~Mike

Yes, it will work in this way but this solution has two disadvantages:
1. You have to parse the file one more time for each object and this is time
consuming when the model is large.
2. Each copy of the object has to be declared with unique name and requires
new memory. When the number of copies is large it is a problem.

Przemek


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From: Przemek Loesch
Subject: Re: Architectural visualisation
Date: 5 Jan 2005 12:35:01
Message: <web.41dc24717fd832bfb0aac12c0@news.povray.org>
> Did you use straight AutoCAD, or Architectural Desktop? AD made me lazy
> (ha!).
>
> - Grim

Straight Autocad - the good old 2002. I haven't been working with any
version of ADT so far. Maybe it is high time to give it a try - the new ADT
2005 looks very interesting, except its price of course ;-) BTW - from your
own experience - is it much easier and/or faster to make a coplete
documentation of the building with ADT? Can it produce from 3d-model ready
elevations and sections with dimensions, windows, doors and other symbols
automatically or you have to do it by hand?

Przemek


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From: Sleazy Saint
Subject: Re: Architectural visualisation
Date: 5 Jan 2005 12:50:01
Message: <web.41dc28437fd832bf46d22db00@news.povray.org>
> Straight Autocad - the good old 2002. I haven't been working with any
> version of ADT so far. Maybe it is high time to give it a try - the new ADT
> 2005 looks very interesting, except its price of course ;-) BTW - from your
> own experience - is it much easier and/or faster to make a coplete
> documentation of the building with ADT? Can it produce from 3d-model ready
> elevations and sections with dimensions, windows, doors and other symbols
> automatically or you have to do it by hand?

In my Architecture class, we had contests to see how quickly we could get
Autocad to crash. Good times.

It looks good, and the building looks great, but I agree that it would be
nice to make it look more realistic.


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From: Tim Nikias
Subject: Re: Architectural visualisation
Date: 5 Jan 2005 13:07:14
Message: <41dc2cd2@news.povray.org>
> The real reason why there are only two cars (second one not visible here)
is
> that I was unable to change the color for each car. It would look strange
> if the car park was full of blue cars only. Models exported from Poseray
> have only one big mesh with internal by-triangle texturing. So it is
> impossible to define separate texture for each copy of the object unless
> you parse the file many times (it takes too much time for me).

What you could try is to remove all texture definitions which would paint
blue on the triangles, an easy "Replace..." should suffice. Then, declare
the object once. If you now place it via object{Car}, you can put a texture
inside the object{} and it should get applied to all untextured objects.
This is more or less guesswork though, so it might have some side-effects.
But if it works, you can place several cars with different colors without
having to parse several large meshes.

-- 
"Tim Nikias v2.0"
Homepage: <http://www.nolights.de>


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From: Tim Nikias
Subject: Re: Architectural visualisation
Date: 5 Jan 2005 13:10:40
Message: <41dc2da0@news.povray.org>
> Any suggestions?

Like it very much, though there's a very empty parking lot... Posted a
suggestion along the thread with the car-issue.

Another addition would be to use less clean textures. E.g. the red could be
a brick-pattern, or at least get some small bumps for lighting. The garage
could look a little dirty, and the glass windows should be less blue, and
more reflecting. Also remember to use conserve_energy to make the
reflection-transparency-combo more realistic. Maybe making the windows
darker and no transparency would help as well, you'd have to experiment. It
looks like the building is very empty (which it is, coming from AutoCAD),
dark windows and reflectivity would hide that.

-- 
"Tim Nikias v2.0"
Homepage: <http://www.nolights.de>


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