[vtkusers] vtkExtractEdges bug ?
Dominik Szczerba
domi at vision.ee.ethz.ch
Mon Oct 2 14:48:39 EDT 2006
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
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