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From: Christian Froeschlin
Subject: Iso-sub-surface goo
Date: 23 Sep 2012 14:12:15
Message: <505f50ff@news.povray.org>
My first subsurface test. The fact that it does not resemble
a strawberry at all only shows how easily I get sidetracked ;)

I couldn't quite get rid of the graininess even when increasing
subsurface samples to 500, and AA also didn't seem to help. In the
end I opted for 100 and used weak focal blur to smoothen it a bit.

Rendered in 25 minutes using 12 threads (and no I wasn't patient
enough to try this with radiosity enabled).


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Attachments:
Download 'goo.jpg' (95 KB)

Preview of image 'goo.jpg'
goo.jpg


 

From: James Holsenback
Subject: Re: Iso-sub-surface goo
Date: 23 Sep 2012 14:20:35
Message: <505f52f3@news.povray.org>
On 09/23/2012 02:12 PM, Christian Froeschlin wrote:
> My first subsurface test. The fact that it does not resemble
> a strawberry at all only shows how easily I get sidetracked ;)

LOL ... can relate to that! Hey but sometimes getting sidetracked 
produces some interesting results ... I like it!

> I couldn't quite get rid of the graininess even when increasing
> subsurface samples to 500, and AA also didn't seem to help. In the
> end I opted for 100 and used weak focal blur to smoothen it a bit.
>
> Rendered in 25 minutes using 12 threads (and no I wasn't patient
> enough to try this with radiosity enabled).

Not too bad ... raytracing and patience definitely belong in the same 
sentence.


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From: Stephen
Subject: Re: Iso-sub-surface goo
Date: 23 Sep 2012 14:40:36
Message: <505f57a4@news.povray.org>
On 23/09/2012 7:20 PM, James Holsenback wrote:
>
> Not too bad ... raytracing and patience definitely belong in the same
> sentence.

As does frustration. ;-)

-- 
Regards
     Stephen


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From: Stephen
Subject: Re: Iso-sub-surface goo
Date: 23 Sep 2012 14:47:17
Message: <505f5935@news.povray.org>
On 23/09/2012 7:12 PM, Christian Froeschlin wrote:
> My first subsurface test. The fact that it does not resemble
> a strawberry at all only shows how easily I get sidetracked ;)

You are right it does not resemble a strawberry, for a start 
strawberries are red or strawberry coloured. :-P
It does have a certain charm in a "I don't want to be in the same room 
as it" way.
Is it an isosurface, blob or what?

It's worth continuing with, I think.

-- 
Regards
     Stephen


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From: Stephen
Subject: Re: Iso-sub-surface goo
Date: 23 Sep 2012 14:48:31
Message: <505f597f$1@news.povray.org>
On 23/09/2012 7:47 PM, Stephen wrote:
> Is it an isosurface, blob or what?

I really should read the subject. :-(

-- 
Regards
     Stephen


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From: Christian Froeschlin
Subject: Re: Iso-sub-surface goo
Date: 23 Sep 2012 14:51:39
Message: <505f5a3b@news.povray.org>
James Holsenback wrote:

> Not too bad ... raytracing and patience definitely belong in the same 
> sentence.

It wouldn't be so bad if I could get some work done while rendering.
But then I'm constantly peeking to the povray output, checking progress,
admiring the newest pixel block ...


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From: Christian Froeschlin
Subject: Re: Iso-sub-surface goo
Date: 23 Sep 2012 15:11:05
Message: <505f5ec9@news.povray.org>
Stephen wrote:

> You are right it does not resemble a strawberry, for a start 
> strawberries are red or strawberry coloured. :-P

Well I actually DO have a strawberry WIP that is red, see attachment ;)

But it's mostly an elaborate texture on a plain blob and nothing much
remains of the strawberriness when normals are removed as happended when
adding subsurface so I ended up with the other test scene. Not sure I
want to render a bowl full of isosurface strawberries, though ...

> It does have a certain charm in a "I don't want to be in the same room 
> as it" way.

Yes Iit could be called repulsive sphere over checkered plane ;)

> Is it an isosurface, blob or what?

As you found out by now, it is an isosurface (sphere - leopard).

> It's worth continuing with, I think.

Well let's see if I make it back to the strawberry first ;)


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Attachments:
Download 'strawberry-verywip.jpg' (76 KB)

Preview of image 'strawberry-verywip.jpg'
strawberry-verywip.jpg


 

From: Stephen
Subject: Re: Iso-sub-surface goo
Date: 23 Sep 2012 16:11:57
Message: <505f6d0d$1@news.povray.org>
On 23/09/2012 8:10 PM, Christian Froeschlin wrote:
> Stephen wrote:
>
>> You are right it does not resemble a strawberry, for a start
>> strawberries are red or strawberry coloured. :-P
>
> Well I actually DO have a strawberry WIP that is red, see attachment ;)
>

I like that. :-)

> But it's mostly an elaborate texture on a plain blob and nothing much
> remains of the strawberriness when normals are removed as happended when
> adding subsurface so I ended up with the other test scene. Not sure I
> want to render a bowl full of isosurface strawberries, though ...
>
Well if you have nothing else to do. :-)

>> It does have a certain charm in a "I don't want to be in the same room
>> as it" way.
>
> Yes Iit could be called repulsive sphere over checkered plane ;)
>

I like that. :-D

-- 
Regards
     Stephen


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From: clipka
Subject: Re: Iso-sub-surface goo
Date: 23 Sep 2012 16:47:24
Message: <505f755c$1@news.povray.org>
Am 23.09.2012 20:51, schrieb Christian Froeschlin:
> James Holsenback wrote:
>
>> Not too bad ... raytracing and patience definitely belong in the same
>> sentence.
>
> It wouldn't be so bad if I could get some work done while rendering.
> But then I'm constantly peeking to the povray output, checking progress,
> admiring the newest pixel block ...

Been there, done that! :-)


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From: Alain
Subject: Re: Iso-sub-surface goo
Date: 23 Sep 2012 23:51:34
Message: <505fd8c6$1@news.povray.org>

> Stephen wrote:
>
>> You are right it does not resemble a strawberry, for a start
>> strawberries are red or strawberry coloured. :-P
>
> Well I actually DO have a strawberry WIP that is red, see attachment ;)
>
> But it's mostly an elaborate texture on a plain blob and nothing much
> remains of the strawberriness when normals are removed as happended when
> adding subsurface so I ended up with the other test scene. Not sure I
> want to render a bowl full of isosurface strawberries, though ...
>

A bowl full of isosurface strawberies... It won't be THAT long to render 
as only a few will be fully visible, some only partialy visible and 
replacable with a simple blob, and many totaly, or almost totaly hiden 
that could be totaly removed or relaced with simple primitives.


Alain


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