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From: Mark Wagner
Subject: Re: Eroded hills - work in progress [68k]
Date: 25 Jan 2000 01:20:49
Message: <388d40c1@news.povray.org>

>Now, here we have a perfect weathered plain with the causual crater. Any
>ideas on what to do with it? ;-)


Put it inside an infinity box to extend the terrain to the horizon, then
decorate with assorted buildings.

Mark


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From: Børge Berg-Olsen
Subject: Re: Eroded hills - work in progress [68k]
Date: 25 Jan 2000 05:06:30
Message: <388D7543.D5CACE96@dod.no>
Buke wrote:
> 
> Sorry Ken hit the wrong button ; )  I'm betting on HFlab or gforge with
> erode (same programs just packaged different).

We have a winner ... ;-) as far goes for the technique. I used HFlab and
the flow operator. It's real easy to make good results, but it helps to
have a 650 Mhz PIII w/192 Mb RAM. *evil grin*

I not really sure what I want to use if for though. A underwater
composition with underwater towns seems like a challenge, and as Jens
Berg Chruchill wrote - the space-scenario is abused to shreds. 

What about a domes in the old craters with connectiog tubes, an
umbillicoil up to the surface with a floating helipad-dock-thingybob
wich can be submerged in event of a storm. Drilling rigs on deeper water
drilling for valuable resources, service sub-bots busying themselves
with repearing and fixing connecting valves and such.

Then maybe I could use a flocking algorithm to make a school of fish,
put some rocks in there, some seaweed and the inverse kinetic include
file for seaweeds and the umbillicoil.

Ah, so much to do and so little knowhow on how to do it! :D

-- 

------------------------------------------------------------------------
  +47 90 62 71 78        DoD#2101, NIC#015, Ducati M600, PJ#006, OGM#007
  azo### [at] dodno, "Do one thing every day that scares you." --Mary Schmich


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From: Rich
Subject: Re: Eroded hills - work in progress [68k]
Date: 25 Jan 2000 11:57:17
Message: <8EC66255Espammindspringcom@204.213.191.228>


>I not really sure what I want to use if for though. A underwater
>composition with underwater towns seems like a challenge, and as Jens
>Berg Chruchill wrote - the space-scenario is abused to shreds. 

    	If you do decide on an underwater theme, then I'd suggest you blur 
the heightfield image quite a bit.  I don't think there's any way terrain 
that erodes like this would hold it's features very long at all when under 
water.  Hmm, make the fish really alien looking and you could get away with 
it though.  <grin>  Who says it has to be under water?  Maybe it's liquid 
nitrogen?  <laugh>

Rich


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From: David Fontaine
Subject: Re: Eroded hills - work in progress [68k]
Date: 25 Jan 2000 17:38:46
Message: <388E2332.A103AFD5@faricy.net>
> We have a winner ... ;-) as far goes for the technique. I used HFlab and
> the flow operator. It's real easy to make good results, but it helps to
> have a 650 Mhz PIII w/192 Mb RAM. *evil grin*

mumble grumble
Well we *may* get an Athlon sometime... a few days ago there were pricing
printouts all over the computer table meaning my dad has moved into the
"interested" phase. After another month he should move into the "comparison"
phase, and a month after that he should move into the "buy" phase. Unless of
course something causes him to go into "good things come to those who wait"
mode. ;-)

--
Homepage: http://www.faricy.net/~davidf/
___     ______________________________
 | \     |_       <dav### [at] faricynet>
 |_/avid |ontaine      <ICQ 55354965>


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From: Ross Litscher
Subject: Re: Eroded hills - work in progress [68k]
Date: 27 Jan 2000 00:02:09
Message: <388fd151@news.povray.org>
> Ross Litscher wrote:
>
> > No no no... you've all got it wrong. The proper composition involving
this
> > hf would include several strategically placed chrome spheres!
>
> But chrome spheres are so overdone.

i guess my sarcasm was not realized.


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From: David Heys
Subject: Re: Eroded hills - work in progress [68k]
Date: 27 Jan 2000 01:17:06
Message: <388FDF2F.CB26D593@gci.net>
Ross Litscher wrote:

> > But chrome spheres are so overdone.
>
> i guess my sarcasm was not realized.


<smile> It was realized. Guess my sad attempt at reciprocating didn't come
off. :{)

David
--
Keeper of the family pets.
"You want fish? I got fish. I got fish, and eels, and turtles, and snails,
and frogs, and dragons and cats..."


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From: Greg M  Johnson
Subject: Re: Eroded hills - work in progress [68k]
Date: 27 Jan 2000 13:13:57
Message: <38908A0E.7615F091@my-dejanews.com>
I'm really bored with pixelated image map heightfields, just the same way I'm
quite bored with paint programs as a tool for making artwork.

The cool thing about raytracing is that one can always go back and make a
better, bigger image by re-rendering at a higher resolution.  If one makes a
breathtaking masterpiece at 600 x 800 with a paint program, and someone
offers you a million dollars to make it into billboards, you're sunk.   If
that million is for a blowup of my IRTC entry, I can literally do this in my
sleep!

This is just a long-winded way of saying I'm more fascinated with
procedurally-derived concepts, and that I was hoping you had come up with
some kind of algorithm for weathering.

Wonderful work, nonetheless . . .



> Buke wrote:
> >
> > Sorry Ken hit the wrong button ; )  I'm betting on HFlab or gforge with
> > erode (same programs just packaged different).
>
> We have a winner ... ;-) as far goes for the technique. I used HFlab and
> the flow operator. It's real easy to make good results, but it helps to
> have a 650 Mhz PIII w/192 Mb RAM. *evil grin*


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From: Børge Berg-Olsen
Subject: Re: Eroded hills - work in progress [68k]
Date: 28 Jan 2000 07:36:46
Message: <38918CF3.59B28865@dod.no>
"Greg M. Johnson" wrote:

[rambling snipped - sorry]
 
> This is just a long-winded way of saying I'm more fascinated with
> procedurally-derived concepts, and that I was hoping you had come up with
> some kind of algorithm for weathering.

But that is exactly what HF-lab does. Albeit procedural alogrithms for
alluvial motion is hard to make, and HF-lab is probably just using a
approximation to the process. 

I suspect that you have not tried the program? Originally made by John
Beale now Yann Ramin have continued the work, you can find it here:

<URL:http://www.redshift.com/~yramin/atp/hflab/>

> Wonderful work, nonetheless . . .

Thanks, the HF used to produce the image is a 2000x2000 .png file, and
if I wish to make it bigger it is no problem to use HFlab to double the
output.

-- 

------------------------------------------------------------------------
  +47 90 62 71 78        DoD#2101, NIC#015, Ducati M600, PJ#006, OGM#007
  azo### [at] dodno, "Do one thing every day that scares you." --Mary Schmich


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From: Børge Berg-Olsen
Subject: Re: Eroded hills - work in progress [68k]
Date: 29 Jan 2000 23:02:29
Message: <3893B75C.486DC761@dod.no>

> 
> Now, here we have a perfect weathered plain with the causual crater. Any
> ideas on what to do with it? ;-)

Ok, it's coming along now, real nice... but slow.

-- 

------------------------------------------------------------------------
  +47 90 62 71 78        DoD#2101, NIC#015, Ducati M600, PJ#006, OGM#007
  azo### [at] dodno, "Do one thing every day that scares you." --Mary Schmich


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Attachments:
Download 'eroded_hills.jpg' (31 KB)

Preview of image 'eroded_hills.jpg'
eroded_hills.jpg


 

From: Bob Hughes
Subject: Re: Eroded hills - work in progress [68k]
Date: 30 Jan 2000 02:03:19
Message: <3893e237@news.povray.org>
Hmmm, maybe you should have turned this image around, I'm seeing the famous hill
illusion where holes should be.
Don't know about that green stuff, it's looking like it was dusted with algae to
me, but then that's just how I am.

Bob


news:3893B75C.486DC761@dod.no...

| >
| > Now, here we have a perfect weathered plain with the causual crater. Any
| > ideas on what to do with it? ;-)
|
| Ok, it's coming along now, real nice... but slow.
|
| --

| ------------------------------------------------------------------------
|   +47 90 62 71 78        DoD#2101, NIC#015, Ducati M600, PJ#006, OGM#007
|   azo### [at] dodno, "Do one thing every day that scares you." --Mary Schmich


--------------------------------------------------------------------------------


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