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1 Aug 2024 12:23:42 EDT (-0400)
  Tulips (Message 11 to 20 of 28)  
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From: Jim Kress
Subject: Re: Tulips
Date: 12 Apr 2001 00:04:14
Message: <3ad5293e$1@news.povray.org>
Already serves as my desktop wallpaper (a reprocessed 1024 x 768 version).

Jim

"Jonathan Hunt" <jon### [at] xlcuscouk> wrote in message
news:3ad4f8f1@news.povray.org...
> Thank you for all the nice comments folks.  I was quite pleased
> with the result myself.  Especially how well the lighting worked.
>
> If you've looked through the code you might have spotted that
> there's no radiosity in the render.  The light comes from an
> array of 100 point distributed randomly high up in the sky.
> (Note this is not the same as an area light as [i believe] area
> lights only affect shadows, and not normal calculations).
>
> The thing that really cripples the render time though is the
> focal blur.  I wanted the image to look it's best, so I forced
> it to take 256 blur samples per pixel.  This means that the
> blur is pretty much grain free.
>
> It was rendered at such a high resolution (1536x2048) mainly
> because I'm going to have the image turned into an A0 poster
> for a friend.
>
>
> Cheers,
>
> --
> Jonathan Hunt
> http://www.xlcus.co.uk/
>
>
>


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From: Robert Günther
Subject: Re: Tulips
Date: 12 Apr 2001 06:02:52
Message: <3AD57D78.CF83E0F3@exmail.de>
Absolutly great!!
BTW, how can a render, started on one computer, stopped and then
continued on an other machine? (maby a question for p.n.).

best wishes,

Robert

Jonathan Hunt schrieb:

> Rendered at 1536 x 2048   (Scaled down to 640x480 for posting here)
>
> Render time  7 weeks  5 days  7 hours
>
> Machines used...
>      0.37 Days on a 700MHz PIII 128MB
>      0.75 Days on a 733MHz PIII 512MB
>      1.26 Days on a 650MHz PIII 128MB
>      1.96 Days on a 733MHz PIII 512MB
>     13.83 Days on a 650MHz PIII 128MB
>     13.84 Days on a 733MHz PIII 512MB
>     11.36 Days on a 650MHz PIII 128MB
>      2.80 Days stopped for office move
>      8.13 Days on a 650MHz PIII 128MB
>
> Source code can be found on my POV-Ray web page...
> http://www.xlcus.co.uk/povray/
>
> And feel free to sign my guestbook :)
> http://www.xlcus.co.uk/cgi-bin/guestbook.cgi
>
> Cheers,
>
> --
> Jonathan Hunt
> http://www.xlcus.co.uk/
>
>  [Image]


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From: Francois Labreque
Subject: Re: Tulips
Date: 12 Apr 2001 08:18:18
Message: <3AD59BE3.7E0E412E@videotron.ca>

> 
> Absolutly great!!
> BTW, how can a render, started on one computer, stopped and then
> continued on an other machine?

Two methods:

a) By rendering with the +C command line option and carrying the source
and image files to the second machine.
b) By rendering with the +SR and +ER command line options to render only
a portion of the image at a time and stitching the results together in
an image manipulation program later.  This can also be used to render on
multiple nachines simultaneously.

> (mayby a question for p.n.).

Follow-ups set.

> 
> best wishes,
> 
> Robert
> 
> Jonathan Hunt schrieb:
> 
> > Rendered at 1536 x 2048   (Scaled down to 640x480 for posting here)
> >
> > Render time  7 weeks  5 days  7 hours
> >
> > Machines used...
> >      0.37 Days on a 700MHz PIII 128MB
> >      0.75 Days on a 733MHz PIII 512MB
> >      1.26 Days on a 650MHz PIII 128MB
> >      1.96 Days on a 733MHz PIII 512MB
> >     13.83 Days on a 650MHz PIII 128MB
> >     13.84 Days on a 733MHz PIII 512MB
> >     11.36 Days on a 650MHz PIII 128MB
> >      2.80 Days stopped for office move
> >      8.13 Days on a 650MHz PIII 128MB
> >
> > Source code can be found on my POV-Ray web page...
> > http://www.xlcus.co.uk/povray/
> >
> > And feel free to sign my guestbook :)
> > http://www.xlcus.co.uk/cgi-bin/guestbook.cgi
> >
> > Cheers,
> >
> > --
> > Jonathan Hunt
> > http://www.xlcus.co.uk/
> >
> >  [Image]

-- 
Francois Labreque | It is by caffeine alone I set my mind in motion, it
    flabreque     | is by the beans of Java that thoughts acquire speed,
        @         | the hands acquire shaking, the shaking becomes a 
   videotron.ca   | warning, it is by caffeine alone I set my mind in
                  | motion.
                               - Stolen from Badger's .sig file


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From: Jonathan Hunt
Subject: Re: Tulips
Date: 12 Apr 2001 14:55:36
Message: <3ad5fa28@news.povray.org>
Here are a couple of graphs showing how the render progressed, just
in case anyone's interested...

One is a graph of lines left to render.  The other is lines per day.
It should be obvious which is which :-)

--
Jonathan Hunt
http://www.xlcus.co.uk/


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Attachments:
Download 'linesleft.gif' (3 KB) Download 'perday.gif' (4 KB)

Preview of image 'linesleft.gif'
linesleft.gif

Preview of image 'perday.gif'
perday.gif


 

From: Jonathan Hunt
Subject: Re: Tulips
Date: 12 Apr 2001 15:00:24
Message: <3ad5fb48@news.povray.org>
"Jim Kress" wrote in message news:3ad5293e$1@news.povray.org...
> Already serves as my desktop wallpaper
> (a reprocessed 1024 x 768 version).

Just out of interest, how did you crop it and/or scale it to fit
a landscape desktop?  And by that I mean which area of the portrait
shaped original did you end up with?

Cheers,

--
Jonathan Hunt
http://www.xlcus.co.uk/


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From: Jari Juslin
Subject: Re: Tulips
Date: 12 Apr 2001 20:47:41
Message: <3AD64CAC.E518C920@iki.fi>
Jonathan Hunt wrote:
> Rendered at 1536 x 2048   (Scaled down to 640x480 for posting here)

As others have said, it's really nice. But, if I have to find something
to critique, it's the culms of the tulips. They don't look totally
natural to me. Looks too much just like cylinder with bumps, and not
natural one.

But I guess you left is as it is just to convince us that your pic is
not photo :-).

> Source code can be found on my POV-Ray web page...
> http://www.xlcus.co.uk/povray/

I think your sea sunset was one of the most photo-realistic ray-traced
pictures I have ever seen. Really nice. Became by new screen wallpaper.

-- 
          /"\                           |    iki.
          \ /     ASCII Ribbon Campaign |    fi/
           X      Against HTML Mail     |    zds
          / \


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From: Data
Subject: Re: Tulips
Date: 12 Apr 2001 20:52:51
Message: <3ad64de3@news.povray.org>
"Jonathan Hunt" <jon### [at] xlcuscouk> wrote in message
news:3ad4a94d@news.povray.org...
> Rendered at 1536 x 2048   (Scaled down to 640x480 for posting here)
>
> Render time  7 weeks  5 days  7 hours
>
Oh My Gods! That has to be one of the most photorealistic images I've ever
seen! My mother couldn't tell it wasn't a plain photograph. Well worth the
time, IMO.


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From: David Fontaine
Subject: Re: Tulips
Date: 12 Apr 2001 21:04:12
Message: <3AD64FAF.4E59D2E4@faricy.net>
Jonathan Hunt wrote:

> Rendered at 1536 x 2048   (Scaled down to 640x480 for posting here)
>
> Render time  7 weeks  5 days  7 hours

(!!!)

Awesome pic.  Good vibrant colors, nice layout.

--
David Fontaine  <dav### [at] faricynet>  ICQ 55354965
My raytracing gallery:  http://davidf.faricy.net/


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From: Steve
Subject: Re: Tulips
Date: 13 Apr 2001 22:06:28
Message: <slrn9dfbrg.4p1.steve@zero-pps.localdomain>
A beautiful image, and well worth the wait.  I'll be along
to look at the code some time soon, thanks for sharing. 

-- 
Cheers
Steve              email mailto:ste### [at] zeroppsuklinuxnet

%HAV-A-NICEDAY Error not enough coffee  0 pps. 

web http://www.zeropps.uklinux.net/

or  http://start.at/zero-pps

  2:24am  up 71 days,  3:09,  2 users,  load average: 1.10, 1.07, 1.02


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From: Andrea Ryan
Subject: Re: Tulips
Date: 16 Apr 2001 21:38:50
Message: <3ADB9C66.228ADE5D@global2000.net>
Wow!  I feel like I am in Holland.  The focal blur is good.  I have seen
movies and TV shows that have compositions of different footage.  These
really need focal blur to look more real.  The tulips growing outside
here will be blooming in a lot less time than it took to render that
picture...
Brendan

Jonathan Hunt wrote:

> Rendered at 1536 x 2048   (Scaled down to 640x480 for posting here)
>
> Render time  7 weeks  5 days  7 hours
>
> Machines used...
>      0.37 Days on a 700MHz PIII 128MB
>      0.75 Days on a 733MHz PIII 512MB
>      1.26 Days on a 650MHz PIII 128MB
>      1.96 Days on a 733MHz PIII 512MB
>     13.83 Days on a 650MHz PIII 128MB
>     13.84 Days on a 733MHz PIII 512MB
>     11.36 Days on a 650MHz PIII 128MB
>      2.80 Days stopped for office move
>      8.13 Days on a 650MHz PIII 128MB
>
> Source code can be found on my POV-Ray web page...
> http://www.xlcus.co.uk/povray/
>
> And feel free to sign my guestbook :)
> http://www.xlcus.co.uk/cgi-bin/guestbook.cgi
>
> Cheers,
>
> --
> Jonathan Hunt
> http://www.xlcus.co.uk/
>
>  [Image]


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