[vtkusers] vtkCollisionDetectionFilter , help

[Godofredo]

Good job! happy to see the "bug" is fixed.
I have another unanswered question, if you don't mind: has this class been
tested with large datasets? If I use it with two dense point datasets, it
reports that all triangles in both models collide.

Many thanks.


Goodwin Lawlor wrote:
> 
> Samuel Marcos wrote:
>> Hi,
>> 
>> Just to keep this post hot.
>> Goodwin, did you receive the code correctly? If there's any problem 
>> please let me know.
>> Sorry for disturbing you.
>> Many thanks.
> 
> OK - I tracked this one down.
> 
> The false positives were for a case of coplanar triangles, with parallel 
>   edges, whose bounds also overlapped... rare but your synthetic data 
> had two of them.
> 
> You could debate it's a bug in vtkLine, but change "> 0" to "== 2" on 
> line 680 of vtkCollisionDetectionFilter and you'll fill fix it.
> 
> I committed the fix to CVS on sourceforge...
> 
> Thanks for the bug report!
> 
> Goodwin
> 
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