[vtk-developers] vtkPolyDataAlgorithm - returned failure for request: vtkInformation ?

[David E DeMarle]

What is the return value of vtkWatershedAlgorithm::RequestData()?
On Jul 19, 2012 6:57 PM, "Jana Sefcikova" <neollie at gmail.com> wrote:

> Hi all, my algorithm renders correct result, but in console I have
> following error :
>
> ERROR: In /Developer/VTK 5.10/src/Filtering/vtkExecutive.cxx, line 756
>
> vtkStreamingDemandDrivenPipeline (0x10734fc00): Algorithm
> vtkWatershed(0x10732f110) returned failure for request: vtkInformation
> (0x107351280)
>
>   Debug: Off
>
>   Modified Time: 1074
>
>   Reference Count: 1
>
>   Registered Events: (none)
>
>   Request: REQUEST_DATA
>
>   FROM_OUTPUT_PORT: 0
>
>   ALGORITHM_AFTER_FORWARD: 1
>
>   FORWARD_DIRECTION: 0
>
> The algorithm derives from vtkPolyDataAlgorithm and implement only
> RequestData method, add an array to input and shallow copy input  to output.
>
> What it can mean?
>
>
> Thank you.
>
> Jana
>
>
>
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