POV-Ray : Newsgroups : povray.binaries.images : Peeling paint texture Server Time
6 Oct 2024 07:16:55 EDT (-0400)
  Peeling paint texture (Message 3 to 12 of 22)  
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From: Thomas de Groot
Subject: Re: Peeling paint texture
Date: 22 May 2014 07:08:56
Message: <537ddac8@news.povray.org>
On 22-5-2014 11:39, Le_Forgeron wrote:
> Nice.
> A bit too much peeled, assuming the paint is red.
> The cracks are fine.
> can you reduce the white big area, while keeping the cracks ?
>

The code is a bit messy at present, but I work towards a macro that will 
enable the whole range. For instance this image.

Thomas


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Attachments:
Download 'peeling_test.png' (337 KB)

Preview of image 'peeling_test.png'
peeling_test.png


 

From: Thomas de Groot
Subject: Re: Peeling paint texture
Date: 22 May 2014 07:39:12
Message: <537de1e0@news.povray.org>
A first version of the macro would yield this.

Thomas


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Attachments:
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Preview of image 'peeling_test.png'
peeling_test.png


 

From: Le Forgeron
Subject: Re: Peeling paint texture
Date: 22 May 2014 10:05:00
Message: <537e040c$1@news.povray.org>
Le 22/05/2014 13:38, Thomas de Groot a écrit :
> A first version of the macro would yield this.
> 
> Thomas

lovely.

The red is paint... crackling, peeling. So real.

The green might be interesting for moss if a quick gradient is available
at the boundary... give me a finger, I take the whole arm!

-- 
Just because nobody complains does not mean all parachutes are perfect.


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From: Thomas de Groot
Subject: Re: Peeling paint texture
Date: 22 May 2014 10:25:15
Message: <537e08cb@news.povray.org>
On 22-5-2014 16:05, Le_Forgeron wrote:
> lovely.
>
> The red is paint... crackling, peeling. So real.
>
> The green might be interesting for moss if a quick gradient is available
> at the boundary... give me a finger, I take the whole arm!
>

My final macro (for the time being?) gives the following output. Paint 
can be peeled from 0 to 100%.

I shall post the macro in p.b.s-f. Usage is included.

Enjoy!

Thomas


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Attachments:
Download 'peeling_test.png' (371 KB)

Preview of image 'peeling_test.png'
peeling_test.png


 

From: Thomas de Groot
Subject: Re: Peeling paint texture
Date: 23 May 2014 03:07:39
Message: <537ef3bb$1@news.povray.org>
On 22-5-2014 16:05, Le_Forgeron wrote:
> The green might be interesting for moss if a quick gradient is available
> at the boundary... give me a finger, I take the whole arm!
>

To me, moss would need a different kind of macro...

I have not done it (yet) but you might want to use the macro in 
combination with a proximity pattern.

Thomas


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From: Cousin Ricky
Subject: Re: Peeling paint texture
Date: 23 May 2014 14:15:00
Message: <web.537f8f6b606e4229192ae5f10@news.povray.org>
Thomas de Groot <tho### [at] degrootorg> wrote:
> For a new scene, I have been working on a peeling paint texture. What do
> you think?

The cracking looks great.  It doesn't look like it's peeling, though.  (PeelED,
yes; peelING, no.)


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From: Doctor John
Subject: Re: Peeling paint texture
Date: 23 May 2014 14:34:26
Message: <537f94b2$1@news.povray.org>
On 23/05/14 19:11, Cousin Ricky wrote:
> Thomas de Groot <tho### [at] degrootorg> wrote:
>> For a new scene, I have been working on a peeling paint texture. What do
>> you think?
> 
> The cracking looks great.  It doesn't look like it's peeling, though.  (PeelED,
> yes; peelING, no.)
> 
> 
So, improve it. Thomas has given us a starting position.

Don't criticise, improve

John
-- 
Protect the Earth
It was not given to you by your parents
You hold it in trust for your children


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From: Cousin Ricky
Subject: Re: Peeling paint texture
Date: 23 May 2014 15:05:01
Message: <web.537f9b26606e4229192ae5f10@news.povray.org>
Doctor John <j.g### [at] gmailcom> wrote:
> On 23/05/14 19:11, Cousin Ricky wrote:
> > Thomas de Groot <tho### [at] degrootorg> wrote:
> >> For a new scene, I have been working on a peeling paint texture. What do
> >> you think?
> >
> > The cracking looks great.  It doesn't look like it's peeling, though.  (PeelED,
> > yes; peelING, no.)
> >
> >
> So, improve it. Thomas has given us a starting position.
>
> Don't criticise, improve

Thomas asked us what we think; what was I supposed to say?  In order to improve,
one must know what to improve.  But the way I saw it, this is Thomas's texture,
and I was leaving it up to him to carry it in whatever direction he desires.

Racking my brain a bit, I recalled the cracked mud in "Age of Innocence"
(Cathy's World).  Perhaps the peeling effect in that texture can somehow be
merged with the cracked paint texture.


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From: Stephen
Subject: Re: Peeling paint texture
Date: 23 May 2014 16:09:09
Message: <537faae5$1@news.povray.org>
On 23/05/2014 20:01, Cousin Ricky wrote:
> Thomas asked us what we think; what was I supposed to say?

Yes, to me it is peeled. Peeling needs another dimension. It is very 
good as Thomas's textures generally are.

-- 

Regards
     Stephen


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From: Thomas de Groot
Subject: Re: Peeling paint texture
Date: 24 May 2014 07:08:27
Message: <53807dab$1@news.povray.org>
On 23-5-2014 20:11, Cousin Ricky wrote:
> Thomas de Groot <tho### [at] degrootorg> wrote:
>> For a new scene, I have been working on a peeling paint texture. What do
>> you think?
>
> The cracking looks great.  It doesn't look like it's peeling, though.  (PeelED,
> yes; peelING, no.)
>
>
Aaahh... I would like it to /peel/ indeed, but how? The peeling should 
follow the texture. I have experimented with some mesh generation but 
that remains totally unconvincing.

Your mention of Age of Innocence is correct but that will not work here 
and it only concerns the cracking not the peeling.

I need somebody smart... ;-)

Thomas


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