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 CAD / Ray-Tracing / 2919
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Subject: 
Re: Transparent colors in POV-Ray
Newsgroups: 
lugnet.cad.ray
Date: 
Sun, 14 Jun 2009 16:38:28 GMT
Viewed: 
11637 times
  
In lugnet.cad.ray, Kevin L. Clague wrote:
In lugnet.cad.ray, Timothy Gould wrote:
When do you think 1.1 is available????? I am waiting for film export!!!

Ok, I think your problem can't be solved because the surfaces meet exactly the
same plane. So the renderer has to decide which color to take. As both are
exactly the same I think it is randomize which color.

Probably first-come, first-served which is essentially random as far as the user
is concerned.

As an idea you might be able to work around the problem by shrinking all studs
in the completed model. Shrinking them by a couple of percent would probably
look OK and reduce the instance of this problem.

If I think about it this might be a nice addition to l3p or LDview POV export.

But I am not a POV-Ray guru. I might be wrong.

cu
mikeheide

Tim

I thought that l3p did shrink all the dimensions a little bit, so that two
adjacent brick's co-planar surfaces don't appear as one surface.

I quote from the L3P web page:

Seams between bricks

To have more realistic renderings L3P can make a little space between the
bricks. Until today you couldn't tell where in the POV-Ray renderings one brick
ended and the next brick (with same color) started.
Read more about the -sw<w> Seam Width option.

Kevin

L3P shrinks whole highlevel parts, thats a feature I was planning to implement
later. But if you shrink the whole part the window and brick will still share
the same stud dimensions. Shrinking only the studs could cause problems later on
when using e.g. lgeo.

So it's tough to find an all around solution, gives me something to do for 1.2 I
guess.



Message has 1 Reply:
  Re: Transparent colors in POV-Ray
 
(...) I'd say that a nice temporary solution would be just to allow a simple stud shrinking option for L3P generated studs and let people deal with LGEO separately. LGEO has less problems in this regard anyway as many of the parts are created as (...) (15 years ago, 15-Jun-09, to lugnet.cad.ray)

Message is in Reply To:
  Re: Transparent colors in POV-Ray
 
(...) I thought that l3p did shrink all the dimensions a little bit, so that two adjacent brick's co-planar surfaces don't appear as one surface. I quote from the L3P web page: Seams between bricks To have more realistic renderings L3P can make a (...) (15 years ago, 14-Jun-09, to lugnet.cad.ray)

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