[vtkusers] about vtkDijkstraGraphGeodesicPath

[Darshan Pai]

Wasnt there a vtkPolyDataSingleShortestPath available which did a similar
thing? Is this the next implementation

On Wed, May 19, 2010 at 1:31 PM, Dajiang Zhu <djzhu at uga.edu> wrote:

> Thanks, your suggestion and info are very helpful. Have a nice afternoon!
>
>
> On Wed, May 19, 2010 at 1:24 PM, David Doria <daviddoria+vtk at gmail.com<daviddoria%2Bvtk at gmail.com>
> > wrote:
>
>> Karthik seems to have answered your question, but I have some comments
>> on your existing code:
>>
>> Karthik - when you commit this, can you update the example to
>> match/demonstrate?
>>
>> Dajiang - See inline below:
>>
>> On Wed, May 19, 2010 at 1:14 PM, Dajiang Zhu <djzhu at uga.edu> wrote:
>> > oh, Thanks, I got nothing because I went to a wrong place:
>> > http://www.vtk.org/Wiki/VTK/Examples/Graph/DijkstraGraphGeodesicPath
>>
>> Where did you find that link? Was it just a mistake? Or does a link
>> need to be fixed somewhere?
>>
>> >
>> > vtkPolyDataReader* TReader=vtkPolyDataReader::New();
>>
>> I highly recommend you use smart pointers:
>> http://www.vtk.org/Wiki/VTK/Tutorials/SmartPointers
>>
>> vtkSmartPointer<vtkPolyDataReader> TReader =
>>  vtkSmartPointer<vtkPolyDataReader>::New();
>>
>> >     vtkPolyData* TsurfaceData=vtkPolyData::New();
>> >     TsurfaceData=TReader->GetOutput();
>>
>> You should NOT create an object before assigning the output of the reader.
>>
>> Instead, simply do:
>> vtkPolyData* TsurfaceData = TReader->GetOutput();
>>
>> Good luck,
>>
>> David
>>
>
>
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