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Subject: 
Re: Why should parts not have vertices lying along edges?
Newsgroups: 
lugnet.cad.dev
Date: 
Thu, 12 Dec 2002 00:48:32 GMT
Viewed: 
414 times
  
In lugnet.cad.dev, Tony Hafner writes:
How bad is this?  Should I care at all?  Which renderers have this problem,
or which have it the worst?  Is this a rule that I can happily throw out if
there is much to be gained by doing so?

My opinion is that this isn't a significant enough problem to worry about.
Further more, I consider this is a renderer limitation and not a problem
with the part itself. Therefore, feel free to ignore this if it suits your
purposes.

-Orion



Message has 1 Reply:
  Re: Why should parts not have vertices lying along edges?
 
(...) I wouldn't ignore it lightly as it can have many adverse effects. You get little holes from from the roundoff errors. You can also see it in lighting problems with more advanced renderers such as ldview and POV. Here's an old example of the (...) (22 years ago, 12-Dec-02, to lugnet.cad.dev)

Message is in Reply To:
  Why should parts not have vertices lying along edges?
 
For this discussion, I'm using the term "polygon" to refer to quads or triangles. When I say "primitive", I'm talking about more complex primitives such as discs and non-discs. And when I refer to "edges", I'm talking about line segments between a (...) (22 years ago, 11-Dec-02, to lugnet.cad.dev)

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