POV-Ray : Newsgroups : povray.general : texture project Server Time
27 Nov 2024 00:36:28 EST (-0500)
  texture project (Message 1 to 3 of 3)  
From: quoderatd
Subject: texture project
Date: 13 Jul 2009 15:55:01
Message: <web.4a5b90f1b4a24a3799c7231c0@news.povray.org>
Hello, I am a TA teaching a povray introduction course (3 weeks of povray)

I just went over the 2.3.4 advanced textures section with them.

I have problems coming up with projects with this section.



What are some of projects that involve some texture maps?


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From: Warp
Subject: Re: texture project
Date: 13 Jul 2009 16:11:41
Message: <4a5b94fc@news.povray.org>
quoderatd <quo### [at] gmailcom> wrote:
> Hello, I am a TA teaching a povray introduction course (3 weeks of povray)

> I just went over the 2.3.4 advanced textures section with them.

> I have problems coming up with projects with this section.

> What are some of projects that involve some texture maps?

  I don't know if this will help you with any good ideas, but doesn't hurt
to check: http://warp.povusers.org/povtips/

-- 
                                                          - Warp


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From: Chris B
Subject: Re: texture project
Date: 13 Jul 2009 17:21:09
Message: <4a5ba545@news.povray.org>
"quoderatd" <quo### [at] gmailcom> wrote in message 
news:web.4a5b90f1b4a24a3799c7231c0@news.povray.org...
> Hello, I am a TA teaching a povray introduction course (3 weeks of povray)
>
> I just went over the 2.3.4 advanced textures section with them.
>
> I have problems coming up with projects with this section.
>
>
>
> What are some of projects that involve some texture maps?
>

I've only come across a few conditions where I've found full texture maps 
necessary (I've found layered textures more common). Texture_maps win 
through for creating smooth textural transitions, such as you get in more 
organic objects, for example, skin texture transitions.

A relatively simple exercise could be to model a snake-like structure with a 
sphere sweep and to use a coarse crackle-based texture on the top and a 
smoother texture on the belly using a gradient texture map to transition 
from top to bottom. Alternatively the skin transition from the back to the 
front of an arm or the top to the bottom of a finger could provide a more 
subtle exercise (using something you can readily lay your hands on).

There are also some non-organic examples: The surface of an old tarmac road 
with transitions where vehicle wheels have left smoothed tracks in the 
surface.  Or a baked earth texture on a plane where patches of hard cracked 
earth show through an otherwise sandy surface.

Regards,
Chris B.


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