[vtkusers] vtkExtractEdges bug ?

[Dominik Szczerba]

Not necessarily, memory violation can cause undefined results. Just an 
idea anyway.
DS

Olivier Feys wrote:
> If I violated memory, the non filtered mesh should also crash, shouldn't 
> it ?
> the warp filter can't be used for design reasons.
> 
> O.
> 
> Dominik Szczerba wrote:
>> make sure you dont violate memory when accessing the coordinates. what 
>> about using the warp filter?
>> -ds
>>
>> Olivier Feys wrote:
>>> Hello,
>>>
>>> I use vtkExtractEdges to display the real wireframe mesh for 
>>> vtkUnstructuredGrids with quadratic cells. I deform this mesh with a 
>>> displacement field by changing the vtkPoints directly.
>>>
>>> Over a certain scale factor, I get a crash from vtkFiltering  with 
>>> the filtered wireframe mesh, while the non filtered mesh is displayed 
>>> without any problem.
>>>
>>> Can anyone help me ?
>>>
>>>
>>> Thanks
>>>
>>>
>>> Olivier
>>>
>>>
>>>
>>>
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-- 
Dominik Szczerba, Ph.D.
Computer Vision Lab CH-8092 Zurich
http://www.vision.ee.ethz.ch/~domi