POV-Ray : Newsgroups : povray.binaries.images : ifs-based leaves (87.9k) Server Time
31 Oct 2024 16:15:14 EDT (-0400)
  ifs-based leaves (87.9k) (Message 1 to 8 of 8)  
From: Samuel Benge
Subject: ifs-based leaves (87.9k)
Date: 24 Jun 2002 23:19:19
Message: <3D17E0FC.70305@caltel.com>
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From: Daniel Matthews
Subject: Re: ifs-based leaves (87.9k)
Date: 24 Jun 2002 23:22:01
Message: <3831538.J8iOHuWJWl@3-e.net>
Samuel Benge wrote:
OOH! That is very effective, it just needs a "pine needle" texture to add 
an extra level of detail.
How did you do it?

> 
> --
> Samuel Benge
> 
> sbe### [at] caltelcom

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From: Samuel Benge
Subject: Re: ifs-based leaves (87.9k)
Date: 24 Jun 2002 23:37:32
Message: <3D17E572.6000101@caltel.com>
Okay, Netscape pulled a fast one here... I did have text with that image!
Anyways... playing with The Gimp I found the wonderful IFS Composer. I 
decided to try any make leaves out of the resulting image. Isosurfaces 
were too slow, so I tried intersecting a sphere with a height_field 
created with the IFS image. Here is the result my efforts. The leaf 
branches have too little detail, but I think it's a fairly good start. 
It takes very little time to render when no aa and area_lights are used. 
I used both here. Questions, comments?


Samuel Benge wrote:

> 
> 
> ------------------------------------------------------------------------
> 


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From: Samuel Benge
Subject: Re: ifs-based leaves (87.9k)
Date: 24 Jun 2002 23:40:09
Message: <3D17E610.1020207@caltel.com>
Oh yeah, the reason I intersected a height_field with a sphere was to 
avoid the extra-long render times associated with many partially 
transparent objects. This scene contains 364 objects.

Samuel Benge wrote:

> Okay, Netscape pulled a fast one here... I did have text with that image!
> Anyways... playing with The Gimp I found the wonderful IFS Composer. I 
> decided to try any make leaves out of the resulting image. Isosurfaces 
> were too slow, so I tried intersecting a sphere with a height_field 
> created with the IFS image. Here is the result my efforts. The leaf 
> branches have too little detail, but I think it's a fairly good start. 
> It takes very little time to render when no aa and area_lights are used. 
> I used both here. Questions, comments?
> 
> 
> Samuel Benge wrote:
> 
>>
>>
>> ------------------------------------------------------------------------
>>
> 
> 


-- 
Samuel Benge

sbe### [at] caltelcom


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From: John VanSickle
Subject: Re: ifs-based leaves (87.9k)
Date: 25 Jun 2002 05:46:12
Message: <3D183BEF.F71B0971@hotmail.com>
Huow much memory does it take after parsing?


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From: Samuel Benge
Subject: Re: ifs-based leaves (87.9k)
Date: 25 Jun 2002 10:02:57
Message: <3D187806.40501@caltel.com>
Peak memory was 2750445 bytes on the test I just made. What is that, 
about 2.75 megs?

John VanSickle wrote:

> Huow much memory does it take after parsing?
> 


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Samuel Benge

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From: Apache
Subject: Re: ifs-based leaves (87.9k)
Date: 25 Jun 2002 17:17:45
Message: <3d18ddf9$1@news.povray.org>
>What is that,
It's not much  :-)

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From: John VanSickle
Subject: Re: ifs-based leaves (87.9k)
Date: 26 Jun 2002 17:26:38
Message: <3D1A319E.5688EF72@hotmail.com>
Apache wrote:
> 
> >What is that,
> It's not much  :-)

If it's a mesh, and can be re-used without that being too obvious,
then this is by no means too much memory for a good model.

Regards,
John


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