WARNING: object contains degenerated faces

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martin_st
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Joined: Thu Aug 19, 2010 1:59 pm
Location: Erlangen / Germany

WARNING: object contains degenerated faces

Post by martin_st » Mon Jan 24, 2011 5:27 pm

Hi,

my name is Martin Staudigel, I'm working on a RF plugin using the c++ SDK. When I'm trying to add manipulated Objects to the current scene I somtimes get the message:
WARNING: object X contains Y degenerated faces that will be ignored. Set a higher scale.
However, the results are exactly as expected. Which conditions make RF throw that kind of warning-message?

Greetings and thanks,
Martin St.

[Edit]
I have the strong suspicion that the message is generated by degenerated triangles, which consist of three points on a line. Could that be the reason?

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Alex
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Re: WARNING: object contains degenerated faces

Post by Alex » Tue Jan 25, 2011 12:17 pm

Hi Martin,

yes, the message means the object has some triangles with two or more vertices located at the same position.

It could be due to a small scale problem (as the message suggests), to the presence of "pointy" triangles (two sides very large compared to the other), or because geometry is actually not well formed.

In most cases the message if safe to be ignored as long as the simulation doesn't show any strange behaviour.

Best regards
Alex Ribao
RealFlow Team
Next Limit Technologies

martin_st
Posts: 6
Joined: Thu Aug 19, 2010 1:59 pm
Location: Erlangen / Germany

Re: WARNING: object contains degenerated faces

Post by martin_st » Mon Jan 31, 2011 10:47 am

Hi Alex,

the reason was an attempt to generate a triangle from three linear points. This happend, because I dealt with an object, which had special surface properties - anyway, thanks a lot for your support!

Greetings,
Martin

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