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7 Nov 2024 21:53:12 EST (-0500)
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From: LanuHum
Subject: Persian carpet
Date: 2 Feb 2014 01:25:00
Message: <web.52ede41cd6fcc84f7a3e03fe0@news.povray.org>
Persian carpet. It is created in Blender3D. Povray counted in 45 seconds!
I am happy!
Thanks to all who helps me to study Povray


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From: LanuHum
Subject: Re: Persian carpet
Date: 2 Feb 2014 01:35:00
Message: <web.52ede6f6fb8343ed7a3e03fe0@news.povray.org>
"LanuHum" <Lan### [at] yandexru> wrote:
> Persian carpet. It is created in Blender3D. Povray counted in 45 seconds!
> I am happy!
> Thanks to all who helps me to study Povray


I forgot to write that is used one million cylinders


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From: Thomas de Groot
Subject: Re: Persian carpet
Date: 2 Feb 2014 03:08:55
Message: <52edfd17$1@news.povray.org>
On 2-2-2014 7:22, LanuHum wrote:
> Persian carpet. It is created in Blender3D. Povray counted in 45 seconds!
> I am happy!
> Thanks to all who helps me to study Povray
>

That is really great indeed! Well done. And fast too.

Thomas


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From: s day
Subject: Re: Persian carpet
Date: 2 Feb 2014 05:40:01
Message: <web.52ee1f5cfb8343ed67c13c250@news.povray.org>
"LanuHum" <Lan### [at] yandexru> wrote:
> Persian carpet. It is created in Blender3D. Povray counted in 45 seconds!
> I am happy!
> Thanks to all who helps me to study Povray

Wow, does not look like cylinders, it looks really good and only 45 seconds!

Sean


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From: clipka
Subject: Re: Persian carpet
Date: 3 Feb 2014 02:53:25
Message: <52ef4af5@news.povray.org>
Am 02.02.2014 07:22, schrieb LanuHum:
> Persian carpet. It is created in Blender3D. Povray counted in 45 seconds!
> I am happy!
> Thanks to all who helps me to study Povray

This is fascinating stuff.


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From: Thomas de Groot
Subject: Re: Persian carpet
Date: 3 Feb 2014 07:41:18
Message: <52ef8e6e@news.povray.org>
I could not resist the temptation to do the same with only POV-Ray ;-)

height_field + image_map + trace() + eval_pigment() + 500k cylinders 
placed randomly.

Much slower of course: about 16 minutes, of which 15.5 minutes for 
parsing. Writing results to file would make subsequent renders much 
faster of course.

Thomas


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From: Paolo Gibellini
Subject: Re: Persian carpet
Date: 3 Feb 2014 09:44:51
Message: <52efab63$1@news.povray.org>
>Thomas de Groot  on date 03/02/2014 13.41 wrote:
> I could not resist the temptation to do the same with only POV-Ray ;-)
>
> height_field + image_map + trace() + eval_pigment() + 500k cylinders
> placed randomly.
>
> Much slower of course: about 16 minutes, of which 15.5 minutes for
> parsing. Writing results to file would make subsequent renders much
> faster of course.
>
> Thomas
Both the carpets seem realistic and fluffy.
Very nice works!
Paolo


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From: Thomas de Groot
Subject: Re: Persian carpet
Date: 3 Feb 2014 10:04:18
Message: <52efaff2@news.povray.org>
This version is better as the proportions of the original carpet have 
now been respected.

Not really an issue, but an even better version would be obtained with 
an uv_mapped image_map on the height_field. However distortions from the 
folds of the height_field are hardly or not visible in the present image.

Thomas


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eval_pigmenttest.png


 

From: Thomas de Groot
Subject: Re: Persian carpet
Date: 3 Feb 2014 10:07:49
Message: <52efb0c5$1@news.povray.org>
On 3-2-2014 15:44, Paolo Gibellini wrote:
> Both the carpets seem realistic and fluffy.
> Very nice works!

Thanks! Different techniques of course, but without LanuHum's work I 
would not have thought of this possibility while it was so very obvious ;-)

Thomas


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From: s day
Subject: Re: Persian carpet
Date: 3 Feb 2014 10:45:00
Message: <web.52efb861fb8343ed67c13c250@news.povray.org>
Thomas de Groot <tho### [at] degrootorg> wrote:
> This version is better as the proportions of the original carpet have
> now been respected.
>
> Not really an issue, but an even better version would be obtained with
> an uv_mapped image_map on the height_field. However distortions from the
> folds of the height_field are hardly or not visible in the present image.
>
> Thomas

Looks great, and ordinarily rugs sit pretty flat so not really an issue unless
you are planning on a flying carpet scene ;-)

Sean


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