POV-Ray : Newsgroups : povray.general : My own raytracer, need some docs... Server Time
9 Aug 2024 15:23:21 EDT (-0400)
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From: Simon Lemieux
Subject: Re: My own raytracer, need some docs...
Date: 21 Aug 2000 01:55:30
Message: <39A0C48B.CD8D154A@yahoo.com>
>   Billions of glass cylinders? Stop dreaming :)
> 
>   Well, perhaps if you have a render farm consisting of hundreds of Cray T3E
> computers with 2048 processors each and gigabytes of memory and running a
> multithreaded patch of povray...

Yes it seems impossible (with povray), but here come the Optimisation (might
need bachelor degree in computer science to achieve this...)  it will ONLY
render glass cylinders!  It won't be annoyed by anything else that would slow
the render...

IMHO,
	Sin

-- 
+-------------------------+----------------------------------+
| Simon Lemieux           |            http://www.666Mhz.net |
| lem### [at] yahoocom  | POV-Ray, OpenGL, C++ and more... |
+-------------------------+----------------------------------+


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From: Warp
Subject: Re: My own raytracer, need some docs...
Date: 21 Aug 2000 05:24:33
Message: <39a0f550@news.povray.org>
Simon Lemieux <lem### [at] yahoocom> wrote:
: Yes it seems impossible (with povray), but here come the Optimisation (might
: need bachelor degree in computer science to achieve this...)  it will ONLY
: render glass cylinders!  It won't be annoyed by anything else that would slow
: the render...

  If you really want to raytrace billions of glass cylinders, it will take
ages, no matter how optimized it is.
  If you want it faster, you have to use some other algorithm than raytracing.
(I don't know if there's any.)

-- 
main(i,_){for(_?--i,main(i+2,"FhhQHFIJD|FQTITFN]zRFHhhTBFHhhTBFysdB"[i]
):_;i&&_>1;printf("%s",_-70?_&1?"[]":" ":(_=0,"\n")),_/=2);} /*- Warp -*/


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From: Libellule
Subject: Re: My own raytracer, need some docs...
Date: 21 Aug 2000 13:45:22
Message: <39A16AF1.3442DE2E@insectes.net>
>   If you want it faster, you have to use some other algorithm than raytracing.
> (I don't know if there's any.)

I would suggest photography, but then you would need billions of glass cylinders
;-)


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From: Simon Lemieux
Subject: Re: My own raytracer, need some docs...
Date: 21 Aug 2000 18:11:40
Message: <39A1A957.C96720E9@yahoo.com>
> I would suggest photography, but then you would need billions of glass cylinders
> ;-)

Yeah I thought about this.... but the problem here is not much the money...  but
the cash, to buy the lens for my camera, etc...

;)

Simon

-- 
+-------------------------+----------------------------------+
| Simon Lemieux           |            http://www.666Mhz.net |
| lem### [at] yahoocom  | POV-Ray, OpenGL, C++ and more... |
+-------------------------+----------------------------------+


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From: Richard Morton
Subject: Re: My own raytracer, need some docs...
Date: 24 Aug 2000 06:48:30
Message: <39A55274.77E3CFDE@hotmail.removethisbit.com>
I would suggest waiting for quantum computers to become more readily available
(I'm assuming that they already exist but not in the public domain yet).

It would be an interesting exercise to start coding a raytracer for a quantum
computer - I know that algorithms already exist for factoring large numbers which
is likely to be used for cracking so called unbreakable encryption.

Simon Lemieux wrote:

> >   Billions of glass cylinders? Stop dreaming :)
> >
> >   Well, perhaps if you have a render farm consisting of hundreds of Cray T3E
> > computers with 2048 processors each and gigabytes of memory and running a
> > multithreaded patch of povray...
>
> Yes it seems impossible (with povray), but here come the Optimisation (might
> need bachelor degree in computer science to achieve this...)  it will ONLY
> render glass cylinders!  It won't be annoyed by anything else that would slow
> the render...
>
> IMHO,
>         Sin
>
> --
> +-------------------------+----------------------------------+
> | Simon Lemieux           |            http://www.666Mhz.net |
> | lem### [at] yahoocom  | POV-Ray, OpenGL, C++ and more... |
> +-------------------------+----------------------------------+


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From: Lutz-Peter Hooge
Subject: Re: My own raytracer, need some docs...
Date: 24 Aug 2000 13:14:10
Message: <MPG.140f76882cfd5203989682@news.povray.org>
In article <39A55274.77E3CFDE@hotmail.removethisbit.com>, 
ric### [at] hotmailremovethisbitcom says...
> I would suggest waiting for quantum computers to become more readily available
> (I'm assuming that they already exist but not in the public domain yet).
Yes. The "biggest" they build so far was assembled of 3 atoms oder so ;-)
 
> computer - I know that algorithms already exist for factoring large numbers which
> is likely to be used for cracking so called unbreakable encryption.
Of course thay exists. They only have the small flaw that they would take 
at least a few centuries to decrypt a single message.


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