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11 Aug 2024 07:11:30 EDT (-0400)
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From: Dan P
Subject: Re: Lighthouse
Date: 8 May 2004 12:08:28
Message: <409d05fc$1@news.povray.org>
Marc Jacquier wrote:
> Hi!
> an image I am working on with Moray>Pov
> 
> It's an existing lighthouse in Brittany
> Photos here http://www.phareland.com/Mathieu.htm
> 
> I tried to make swell with an isosurface with combined bozo and f_ridged_mf
> functions
> I worked on backlit scattering in waves.
> Foam is after Jaime's method but I'm not satisfied (not by the method but by
> my use of it for close-up):
> I wanted a sort of crackle pattern combined with turbulence to simulate
> upwelling whirls close to rocks but I can't figure out how to implement it
> in SDL
> 
> Comments,advices, critics are welcome a usual
> 
> Marc

Holy sh*t. Excellent!!!
-- 
Respectfully,
Dan P
http://<broken link>


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From: Jaime Vives Piqueres
Subject: Re: Lighthouse
Date: 8 May 2004 13:04:54
Message: <409d1336$1@news.povray.org>
Marc Jacquier wrote:
> I tried to make swell with an isosurface with combined bozo and f_ridged_mf
> functions
> I worked on backlit scattering in waves.

   Impressive! The waves shape and texture/interior is very natural looking.

> Foam is after Jaime's method but I'm not satisfied (not by the method but by
> my use of it for close-up):

   Well, the method isn't very good for close-up views. Perhaps it would 
look a bit better with more transparency.

> I wanted a sort of crackle pattern combined with turbulence to simulate
> upwelling whirls close to rocks but I can't figure out how to implement it
> in SDL

   That sounds *really* difficult to figure out... :)

--
Jaime


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From: Christoph Hormann
Subject: Re: Lighthouse
Date: 8 May 2004 13:35:02
Message: <c7j5h2$89b$1@chho.imagico.de>
Marc Jacquier wrote:
> Hi!
> an image I am working on with Moray>Pov
> 

I already saw this one in the french group, the waves look very nice but 
they are not breaking of course although they should. :-)  The foam 
could use some more structure, maybe some normal would be sufficient.

For the water shape a nonlinear scaling might be a good idea, the waves 
should be very long at the coast but on the open sea they should be less 
directed (it looks a bit strange at the horizon right now).  Or use two 
functions and blend them.

Christoph

-- 
POV-Ray tutorials, include files, Sim-POV,
HCR-Edit and more: http://www.tu-bs.de/~y0013390/
Last updated 01 May. 2004 _____./\/^>_*_<^\/\.______


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From: Xplo Eristotle
Subject: Re: Lighthouse
Date: 8 May 2004 13:35:41
Message: <409d1a6d@news.povray.org>
Marc Jacquier wrote:

> Hi!
> an image I am working on with Moray>Pov
> 
> It's an existing lighthouse in Brittany
> Photos here http://www.phareland.com/Mathieu.htm
> 
> I tried to make swell with an isosurface with combined bozo and f_ridged_mf
> functions
> I worked on backlit scattering in waves.
> Foam is after Jaime's method but I'm not satisfied (not by the method but by
> my use of it for close-up):
> I wanted a sort of crackle pattern combined with turbulence to simulate
> upwelling whirls close to rocks but I can't figure out how to implement it
> in SDL
> 
> Comments,advices, critics are welcome a usual

Ban for posting photos.




Okay, maybe not. But that water looks really good, and the lighting 
works too.

-Xplo


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From: Thomas de Groot
Subject: Re: Lighthouse
Date: 9 May 2004 02:38:49
Message: <409dd1f9@news.povray.org>
"Marc Jacquier" <jac### [at] wanadoofr> schreef in bericht
news:409cfe2a@news.povray.org...
>

news:
> 409cd6c8@news.povray.org...
> I'm glad that can be usefull for somebody :-)
> I look forward to see your scene.
Patience! I just started on it! It will feature, by the way, also the ruined
bridge of Panta Rei, but more in the background...
>
> Or maybe the axle is solden by rust :-p
> No seriousely I didn't think of that, thanks for noticing it. but it
should
> be pointing offshore as it is facing the wind.
Yes, of course! pointing offshore. That's what I mean. Just muddled up my
vocabulary.

Thomas


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From: Mick Hazelgrove
Subject: Re: Lighthouse
Date: 9 May 2004 02:48:09
Message: <409dd429@news.povray.org>
Impressive!

The sea is excellent well done.

Mick


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From: Marc Jacquier
Subject: Re: Lighthouse
Date: 9 May 2004 04:00:55
Message: <409de537$1@news.povray.org>

409d05fc$1@news.povray.org...
> Holy sh*t. Excellent!!!
> --
LOL thanks :-)

Marc


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From: Marc Jacquier
Subject: Re: Lighthouse
Date: 9 May 2004 04:08:49
Message: <409de711@news.povray.org>

de news: 409d1336$1@news.povray.org...

>    Impressive! The waves shape and texture/interior is very natural
looking.

Thanks
>
>
>    Well, the method isn't very good for close-up views. Perhaps it would
> look a bit better with more transparency.
I'm thinking  about blurring the edges with  several  randomly translated
and averaged instances of the pattern to return a distance dependent value
instead of a boolean
>
> > I wanted a sort of crackle pattern combined with turbulence to simulate
> > upwelling whirls close to rocks but I can't figure out how to implement
it
> > in SDL
>
>    That sounds *really* difficult to figure out... :)

I think of a function combination, still a lot of work !


Marc


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From: Marc Jacquier
Subject: Re: Lighthouse
Date: 9 May 2004 04:17:25
Message: <409de915$1@news.povray.org>

c7j5h2$89b$1@chho.imagico.de...


> I already saw this one in the french group, the waves look very nice but
> they are not breaking of course although they should. :-)

I agree, I'd like some shore break tubes (with foam of course!) but I'm not
a maths freak and can't figure out what kind of function could give that

>The foam  could use some more structure, maybe some normal would be
sufficient.

or more ridged_mf  everywhere...

> For the water shape a nonlinear scaling might be a good idea, the waves
> should be very long at the coast but on the open sea they should be less
> directed (it looks a bit strange at the horizon right now).  Or use two
> functions and blend them.
>
I'll give it a try

Thanks

Marc


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From: Marc Jacquier
Subject: Re: Lighthouse
Date: 9 May 2004 04:18:49
Message: <409de969@news.povray.org>

409d1a6d@news.povray.org...
>
> Ban for posting photos.

:-)

> Okay, maybe not. But that water looks really good, and the lighting
> works too.
>
Thank you

Marc


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