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30 Jul 2024 02:17:07 EDT (-0400)
  Elements of Geology 1 (Message 1 to 10 of 10)  
From: Thomas de Groot
Subject: Elements of Geology 1
Date: 11 Jun 2013 10:15:59
Message: <51b7311f@news.povray.org>
This was the first scene I started on this TC-RTC Challenge. Needless to 
say that I am far from happy about it all. Somehow, I feel disappointed 
and unenthusiastic about it at this stage.

Thomas


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From: MichaelJF
Subject: Re: Elements of Geology 1
Date: 11 Jun 2013 16:10:00
Message: <web.51b783d290f091b0a07cff350@news.povray.org>
Thomas de Groot <tho### [at] degrootorg> wrote:
> This was the first scene I started on this TC-RTC Challenge. Needless to
> say that I am far from happy about it all. Somehow, I feel disappointed
> and unenthusiastic about it at this stage.
>
> Thomas

May be you can raise the camera a bit. The figure at the top is very hard to
recognize, even if it will be not at a realistic scale, try to double it's size.
Sometimes such things are working visually. E.g. the flamingoes in my "Rock 'n'
Roll" scene (Sphinx-Round) are some 5 meters high. No one has noticed this so
far and recogniced just flamingoes. I use this very carefully but sometimes it
helps.

Otherwise I cannot see a real flaw with this one. The only idea I came up with
is that you posted an idea to texture the leafs of trees with different colors
some months ago and that this one could be a good test for this idea.

Best regards,
Micheal


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From: s day
Subject: Re: Elements of Geology 1
Date: 11 Jun 2013 18:25:02
Message: <web.51b7a36b90f091b0e52a27db0@news.povray.org>
Thomas de Groot <tho### [at] degrootorg> wrote:
> This was the first scene I started on this TC-RTC Challenge. Needless to
> say that I am far from happy about it all. Somehow, I feel disappointed
> and unenthusiastic about it at this stage.
>
> Thomas

Maybe making the rockface darker to give more contrast, I think it is a good
concept and again good use of foliage. It does look a bit like there are plants
growing inside the house though and I think if I lived in a valley like that I
would not bother with houseplants ;-)

Sean


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From: Thomas de Groot
Subject: Re: Elements of Geology 1
Date: 12 Jun 2013 03:22:42
Message: <51b821c2$1@news.povray.org>
On 12-6-2013 0:23, s.day wrote:
>
> Maybe making the rockface darker to give more contrast, I think it is a good
> concept and again good use of foliage. It does look a bit like there are plants
> growing inside the house though and I think if I lived in a valley like that I
> would not bother with houseplants ;-)
>

A darker rockface is indeed an interesting idea. I need to work on the 
foliage colour a bit more. It is too bright in places.

There are no plants in the house. What you see is the reflection of the 
trees in the window panes ;-) I may need to reduce the reflection though.

Thanks for your comments. Gives me some hope again that I am on the 
right track. I was rather unsure about this, maybe because I worked a 
bit too long on the scene.

Thomas


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From: Thomas de Groot
Subject: Re: Elements of Geology 1
Date: 12 Jun 2013 03:33:42
Message: <51b82456$1@news.povray.org>
On 11-6-2013 22:08, MichaelJF wrote:
> May be you can raise the camera a bit. The figure at the top is very hard to
> recognize, even if it will be not at a realistic scale, try to double it's size.
> Sometimes such things are working visually. E.g. the flamingoes in my "Rock 'n'
> Roll" scene (Sphinx-Round) are some 5 meters high. No one has noticed this so
> far and recogniced just flamingoes. I use this very carefully but sometimes it
> helps.

Yes, the camera is a bit too low indeed and needs to clear the grass. I 
also have often used that trick with sizes, even to gradually scaling up 
objects with distance. The eyes are completely fooled. I may do this 
here too, but then I also need to adjust the size of trees up there. On 
the other hand, I wanted to give a measure of the sheer size of the 
cliff itself...

>
> Otherwise I cannot see a real flaw with this one. The only idea I came up with
> is that you posted an idea to texture the leafs of trees with different colors
> some months ago and that this one could be a good test for this idea.

Thanks for your kind comments. Not too bad then after all. Concerning 
the leaves, yes, I might try that although my technique was not as good 
as Norbert Kern's. However, excellent suggestion. Some work to do then ;-)

Thomas


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From: BertvdB
Subject: Re: Elements of Geology 1
Date: 12 Jun 2013 16:05:01
Message: <web.51b8d35590f091b0d25d21bf0@news.povray.org>
Maybe more relief in the rocks (isosurfface)


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From: Thomas de Groot
Subject: Re: Elements of Geology 1
Date: 13 Jun 2013 03:09:09
Message: <51b97015$1@news.povray.org>
On 12-6-2013 22:00, BertvdB wrote:
> Maybe more relief in the rocks (isosurfface)

As is, an isosurface does not make a difference as the rocks are based 
on an image map. I can switch between the two. However, I could add some 
functions to work on the relief. Again however, I want the rock face to 
look eroded, without too much small details sticking out.

Thomas


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From: Thomas de Groot
Subject: Re: Elements of Geology 1 Take 2
Date: 13 Jun 2013 10:15:39
Message: <51b9d40b@news.povray.org>
Integrating different hints, results in this image.

The rock face could be darker; I first opted to have the relief given a 
lighter hue.

Thomas


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From: Alain
Subject: Re: Elements of Geology 1
Date: 14 Jun 2013 13:46:42
Message: <51bb5702$1@news.povray.org>

> On 12-6-2013 22:00, BertvdB wrote:
>> Maybe more relief in the rocks (isosurfface)
>
> As is, an isosurface does not make a difference as the rocks are based
> on an image map. I can switch between the two. However, I could add some
> functions to work on the relief. Again however, I want the rock face to
> look eroded, without too much small details sticking out.
>
> Thomas
>

Erosion often add details... With small details sticking both in and out.


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From: Thomas de Groot
Subject: Re: Elements of Geology 1
Date: 15 Jun 2013 02:56:58
Message: <51bc103a$1@news.povray.org>
On 14-6-2013 19:46, Alain wrote:
>
> Erosion often add details... With small details sticking both in and out.

True, but it also smooths surfaces :-)

The rock face intends to show both: erosion of the incompetent parts as 
crevices; smoothing of the competent hard layers.

Thomas


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