[vtkusers] Problem conversion vtkStructuredPoints to mesh/Polydata

[agatte]

But I have to write it in *.vtk file .




W dniu 27 marca 2012 21:36 użytkownik Agata Krasoń
<agatakrason at gmail.com>napisał:

> I  received an error :   ???
>
> Error 1 error C3867: 'vtkStructuredPointsReader::GetOutput': function
> call missing argument list; use '&vtkStructuredPointsReader::GetOutput' to
> create a pointer to member
> d:\SegmentacjaOtsu\VTKConverter\sources\ConverterVTK.cxx 109 ConverterVTK
>
>
> W dniu 27 marca 2012 21:34 użytkownik David Doria-2-3 [via VTK] <
> ml-node+s1045678n5598722h31 at n5.nabble.com> napisał:
>
>> On Tue, Mar 27, 2012 at 3:30 PM, agatte <[hidden email]<http://user/SendEmail.jtp?type=node&node=5598722&i=0>>
>> wrote:
>>
>> > Hi ;)
>> >
>> > I am just begining my adventure with vtk.
>> > I have a  *.vtk file STRUCTURED_POINTS. I want to convert it to
>> POLYDATA and
>> > save as *.vtk  file.
>> >
>> > Could anyone help me please ?
>> >
>> >
>> > I would appreciate for any help.
>> >
>> >
>> > I am trying with this code : but I received an error :
>> >
>> > int main()
>> > {
>> >
>> > try
>> > {
>> >         vtkSmartPointer<vtkStructuredPointsReader> reader =
>> >     vtkSmartPointer<vtkStructuredPointsReader>::New();
>> >     reader->SetFileName("Points.vtk");
>> >     reader->Update();
>> >
>> >    vtkSmartPointer<vtkGeometryFilter> geometryFilter =
>> >    vtkSmartPointer<vtkGeometryFilter>::New();
>> >        geometryFilter->SetInput(reader->GetOutput);
>> >        geometryFilter->Update();
>> >
>> >
>> >    /*vtkContourFilter * contour = vtkContourFilter::New();
>> >    contour->SetInput( reader->GetOutput() );
>> >    contour->SetValue(0, 128); */
>> >
>> >        // Save mesh as vtk Poly Data
>> >    vtkPolyDataWriter * writerMesh = vtkPolyDataWriter::New();
>> >        writerMesh->SetFileName("MeshVTK.vtk");
>> >    writerMesh->SetInput(geometryFilter->GetOutput());
>> >    writerMesh->Write();
>> >
>> >   // contour->Delete();
>> >        writerMesh->Delete();
>> >
>> > }
>> > catch (itk::ExceptionObject &ex)
>> > {
>> >   std::cout << ex << std::endl;
>> >   return EXIT_FAILURE;
>> > }
>> >
>> >
>> > }
>> >
>> >
>> >
>> >
>> >
>> > # vtk DataFile Version 2.0
>> > Comment goes here
>> > ASCII
>> >
>> > DATASET STRUCTURED_POINTS
>> > DIMENSIONS    3   201   1
>> >
>> > ORIGIN    0.000   0.000   0.000
>> > SPACING    1.000   1.000   1.000
>> >
>> > POINT_DATA   603
>> > SCALARS scalars double
>> > LOOKUP_TABLE default
>> >
>> > 108 186 26
>> > 1.081485e+002 1.858573e+002 26
>> > 1.083255e+002 1.855720e+002 26
>> > 1.085282e+002 1.851580e+002 26
>> > 1.087540e+002 1.846294e+002 26
>> > 109 184 26
>> > 1.092600e+002 1.832852e+002 26
>> > 1.095138e+002 1.825058e+002 26
>> > 1.097375e+002 1.816838e+002 26
>> > 1.099075e+002 1.808411e+002 26
>> > 110 180 26
>> > 1.100035e+002 1.791777e+002 26
>> > 1.099555e+002 1.783727e+002 26
>> > 1.099057e+002 1.775789e+002 26
>> > 1.099040e+002 1.767900e+002 26
>> > 110 176 26
>> > 1.102301e+002 1.752040e+002 26
>> > 1.105764e+002 1.744034e+002 26
>>
>> What is the error you receive? Also, you should use
>> vtkXMLPolyDataWriter to write a .vtp file instead of using
>> vtkPolyDataWriter to write a .vtk file.
>>
>> David
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