POV-Ray : Newsgroups : povray.binaries.scene-files : Problem: Photons: Crash? Server Time
1 Sep 2024 12:23:30 EDT (-0400)
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From: Spock
Subject: Re: Problem: Photons: Crash?
Date: 11 Dec 2007 17:41:39
Message: <475f1223$1@news.povray.org>
Sorry, I don't have that kind of horsepower.  I think you need the 
services of a render farm.

Sven Littkowski wrote:
> Thanks, I just saw it! Can you create for me the photon file (.ptn) for a 
> resolution of 3200 x 2400 (AA0.3)? Just look to the begin of the scene file, 
> there is an option to save the file. Please, if cou can do this for me, send 
> it to me. Great thanks! On my system, it takes tooooo long (I gave up after 
> half a day).
> 
> Sven Littkowski
> 
> 
> "Spock" <Spo### [at] nospamcom> wrote in message 
> news:475f0894$1@news.povray.org...
>> I could, but I think it violates the charter for this group.  Check out 
>> povray.binaries.images instead.
>>
>> Sven Littkowski wrote:
>>> Thanks for the participation. Hmm, was anyone doing the file with a
>>> resolution of 3200 x 2400 pixels? I would need the saved photon file 
>>> (.ptn),
>>> that would be a great help for me. If I could get that file, my computer
>>> could probably render the scene in a good time. Thanks to everyone, who 
>>> can
>>> make this possible!
>>>
>>> Spock, can you post here the picture you got? I would love to see it.
>>>
>>> Sven Littkowski 
> 
>


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From: Alain
Subject: Re: Problem: Photons: Crash?
Date: 11 Dec 2007 21:53:26
Message: <475f4d26$1@news.povray.org>
Sven Littkowski nous apporta ses lumieres en ce 2007/12/11 17:20:
> Thanks, I just saw it! Can you create for me the photon file (.ptn) for a 
> resolution of 3200 x 2400 (AA0.3)? Just look to the begin of the scene file, 
> there is an option to save the file. Please, if cou can do this for me, send 
> it to me. Great thanks! On my system, it takes tooooo long (I gave up after 
> half a day).
> 
> Sven Littkowski
> 
> 
> "Spock" <Spo### [at] nospamcom> wrote in message 
> news:475f0894$1@news.povray.org...
>> I could, but I think it violates the charter for this group.  Check out 
>> povray.binaries.images instead.
>>
>> Sven Littkowski wrote:
>>> Thanks for the participation. Hmm, was anyone doing the file with a
>>> resolution of 3200 x 2400 pixels? I would need the saved photon file 
>>> (.ptn),
>>> that would be a great help for me. If I could get that file, my computer
>>> could probably render the scene in a good time. Thanks to everyone, who 
>>> can
>>> make this possible!
>>>
>>> Spock, can you post here the picture you got? I would love to see it.
>>>
>>> Sven Littkowski 
> 
> 
As the photons are independent from the resolution, you can render at, say 320 x 
240, save the photons to a file. Then, for the high resolution render, you just 
import the photons map from that file.

-- 
Alain
-------------------------------------------------
There's always going to be people that hurt you so what you have to do is keep 
on trusting and just be more careful about who you trust next time around.


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From: Sven Littkowski
Subject: Re: Problem: Photons: Crash?
Date: 12 Dec 2007 08:28:32
Message: <475fe200$1@news.povray.org>
Hm-hmmm, I see. Thanks for the advise. I even tried something similar 
(slightly different resolution). But still, after half a day I gave up. It 
is this condemned (critical) 45176 position, where everything appears to be 
come to an end.

Hopefully someone can supply me with that file...

Sven Littkowski


"Alain" <ele### [at] netscapenet> wrote in message 
news:475f4d26$1@news.povray.org...
> Sven Littkowski nous apporta ses lumieres en ce 2007/12/11 17:20:
>> Thanks, I just saw it! Can you create for me the photon file (.ptn) for a 
>> resolution of 3200 x 2400 (AA0.3)? Just look to the begin of the scene 
>> file, there is an option to save the file. Please, if cou can do this for 
>> me, send it to me. Great thanks! On my system, it takes tooooo long (I 
>> gave up after half a day).
>>
>> Sven Littkowski
>>
>>
>> "Spock" <Spo### [at] nospamcom> wrote in message 
>> news:475f0894$1@news.povray.org...
>>> I could, but I think it violates the charter for this group.  Check out 
>>> povray.binaries.images instead.
>>>
>>> Sven Littkowski wrote:
>>>> Thanks for the participation. Hmm, was anyone doing the file with a
>>>> resolution of 3200 x 2400 pixels? I would need the saved photon file 
>>>> (.ptn),
>>>> that would be a great help for me. If I could get that file, my 
>>>> computer
>>>> could probably render the scene in a good time. Thanks to everyone, who 
>>>> can
>>>> make this possible!
>>>>
>>>> Spock, can you post here the picture you got? I would love to see it.
>>>>
>>>> Sven Littkowski
>>
>>
> As the photons are independent from the resolution, you can render at, say 
> 320 x 240, save the photons to a file. Then, for the high resolution 
> render, you just import the photons map from that file.
>
> -- 
> Alain
> -------------------------------------------------
> There's always going to be people that hurt you so what you have to do is 
> keep on trusting and just be more careful about who you trust next time 
> around.


Post a reply to this message

From: Alain
Subject: Re: Problem: Photons: Crash?
Date: 12 Dec 2007 09:15:03
Message: <475fece7$1@news.povray.org>
Sven Littkowski nous apporta ses lumieres en ce 2007/12/12 08:28:
> Hm-hmmm, I see. Thanks for the advise. I even tried something similar 
> (slightly different resolution). But still, after half a day I gave up. It 
> is this condemned (critical) 45176 position, where everything appears to be 
> come to an end.
> 
> Hopefully someone can supply me with that file...
> 
> Sven Littkowski
> 
I'd like to provide you with a photons map, but it only stop 2 to 3 100's later 
on my machine. It even stop if I only leave 1 chopper.

-- 
Alain
-------------------------------------------------
Keep your eyes wide open before marriage, half shut afterwards.
Benjamin Franklin


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From: Sven Littkowski
Subject: Re: Problem: Photons: Crash?
Date: 12 Dec 2007 11:46:54
Message: <4760107e$1@news.povray.org>
Hmm, no problem, Alain. Anyone else?

Sven Littkowski


"Alain" <ele### [at] netscapenet> wrote in message 
news:475fece7$1@news.povray.org...
> Sven Littkowski nous apporta ses lumieres en ce 2007/12/12 08:28:
>> Hm-hmmm, I see. Thanks for the advise. I even tried something similar 
>> (slightly different resolution). But still, after half a day I gave up. 
>> It is this condemned (critical) 45176 position, where everything appears 
>> to be come to an end.
>>
>> Hopefully someone can supply me with that file...
>>
>> Sven Littkowski
>>
> I'd like to provide you with a photons map, but it only stop 2 to 3 100's 
> later on my machine. It even stop if I only leave 1 chopper.
>
> -- 
> Alain
> -------------------------------------------------
> Keep your eyes wide open before marriage, half shut afterwards.
> Benjamin Franklin


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From: nemesis
Subject: Re: Problem: Photons: Crash?
Date: 12 Dec 2007 13:50:01
Message: <web.47602c6edee6dc9a773c9a3e0@news.povray.org>
"Sven Littkowski" <jam### [at] yahoocom> wrote:
> Hmm, was anyone doing the file with a
> resolution of 3200 x 2400 pixels?

say again?!

It just took me 9 minutes in 512x384, no AA, no Radiosity, no Photons!  and just
a single chopper!

like some guy above said, you need a render farm!  Does the chopper really need
to be a mirror?


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From: Sven Littkowski
Subject: Re: Problem: Photons: Crash?
Date: 12 Dec 2007 14:59:27
Message: <47603d9f$1@news.povray.org>
Hi Nemesis,

in fact, to talk about the "mirror" effect of the chopper: I developed the 
scene file some long time ago. It looks very different with the previous 
version of POVRAY (v.3.5), as far as I remember. With version 3.6, the 
entire image looks much softer, like an increased radiosity value for 
everything. But in addition, the textures just don't look anymore the way 
they did. The chopper was supposed to be glossy, yes, but still to show 
clearly a color move from light gray (at the bottom) to dark gray (at the 
top of the chopper). Now, with version 3.6, the gloss became to a mirror.

I do not want to change too much in the scene file, I prefer to wait how the 
final version of POVRAY 3.7 will interpret certain attributes.

Render Farm: can anyone post a link to get more information on that subject? 
I might be interested in such a "Render Farm".

Sven Littkowski


"nemesis" <nam### [at] gmailcom> wrote in message 
news:web.47602c6edee6dc9a773c9a3e0@news.povray.org...
> "Sven Littkowski" <jam### [at] yahoocom> wrote:
>> Hmm, was anyone doing the file with a
>> resolution of 3200 x 2400 pixels?
>
> say again?!
>
> It just took me 9 minutes in 512x384, no AA, no Radiosity, no Photons! 
> and just
> a single chopper!
>
> like some guy above said, you need a render farm!  Does the chopper really 
> need
> to be a mirror?
>
>


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From: nemesis
Subject: Re: Problem: Photons: Crash?
Date: 13 Dec 2007 14:25:01
Message: <web.4761862bdee6dc9af48316a30@news.povray.org>
"Sven Littkowski" <jam### [at] yahoocom> wrote:
> the textures just don't look anymore the way
> they did. The chopper was supposed to be glossy, yes, but still to show
> clearly a color move from light gray (at the bottom) to dark gray (at the
> top of the chopper). Now, with version 3.6, the gloss became to a mirror.

it is a mirror because "Glossy" from finish.inc, which is an old file, uses
reflection.  and not even fresnel reflection, but simply reflection and much
specularity.  I don't know exactly what is there about glossy in it...

> Render Farm: can anyone post a link to get more information on that subject?
> I might be interested in such a "Render Farm".

first thing is to buy a few dozens of PCs, then link them together in your own
network...


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From: Sven Littkowski
Subject: Re: Problem: Photons: Crash?
Date: 14 Dec 2007 08:25:45
Message: <47628459$1@news.povray.org>
Many PCs: Might do just that...

Thanks,

Sven Littkowski


"nemesis" <nam### [at] gmailcom> wrote in message 
news:web.4761862bdee6dc9af48316a30@news.povray.org...
> "Sven Littkowski" <jam### [at] yahoocom> wrote:
>> the textures just don't look anymore the way
>> they did. The chopper was supposed to be glossy, yes, but still to show
>> clearly a color move from light gray (at the bottom) to dark gray (at the
>> top of the chopper). Now, with version 3.6, the gloss became to a mirror.
>
> it is a mirror because "Glossy" from finish.inc, which is an old file, 
> uses
> reflection.  and not even fresnel reflection, but simply reflection and 
> much
> specularity.  I don't know exactly what is there about glossy in it...
>
>> Render Farm: can anyone post a link to get more information on that 
>> subject?
>> I might be interested in such a "Render Farm".
>
> first thing is to buy a few dozens of PCs, then link them together in your 
> own
> network...
>
>


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From: ve3wtj
Subject: Re: Problem: Photons: Crash?
Date: 19 Nov 2008 14:05:01
Message: <web.492462b7dee6dc9a53ade9cb0@news.povray.org>
"Sven Littkowski" <jam### [at] yahoocom> wrote:
> I am not sure if POVRAY crashes on my scene file or not, who can help?
>
> It starts to parse the photons, but at position 45176 it suddenly stops
> doing anything. Maybe POVRAY still calculates, but I am not sure. At least,
> it reacts properly on abort request. Who would like to test my file (see
> attached ZIP) and tell me if it crashed or not?
>
> Thanks.
>
> Sven Littkowski

The zip appears to be corrupt.  Appears to contain a single png file,
unreadable.


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