[vtkusers] View Surface

[Dženan Zukić]

You cannot really view it as a surface, as a bunch of points, with not
associations between them (which 3 points are edges of which triangle), they
are not a surface. First you need to apply some surface reconstruction
algorithm

Regards,
Dženan

On Fri, Feb 4, 2011 at 08:58, Nelson <gnjoseph at gmail.com> wrote:

>
> Hi All,
>
> This code displays only the nodes. ( I have attached the screen shot ) How
> can we view as a surface?
>
> #include <vtkSmartPointer.h>
> #include <vtkProperty.h>
> #include <vtkPolyDataMapper.h>
> #include <vtkActor.h>
> #include <vtkParticleReader.h>
> #include <vtkRenderWindow.h>
> #include <vtkRenderWindowInteractor.h>
> #include <vtkInteractorStyleTrackballCamera.h>
> #include <vtkRenderer.h>
> int main()
> {
>
>        // Read the file
>        vtkSmartPointer<vtkParticleReader> reader =
> vtkSmartPointer<vtkParticleReader>::New();
>        reader->SetFileName ( "cube.txt" );
>        reader->Update();
>        std::cout << reader->GetOutput()->GetNumberOfCells() << std::endl;
>        // Visualize
>        vtkSmartPointer<vtkPolyDataMapper> mapper =
> vtkSmartPointer<vtkPolyDataMapper>::New();
>        mapper->SetInputConnection(reader->GetOutputPort());
>        vtkSmartPointer<vtkActor> actor = vtkSmartPointer<vtkActor>::New();
>        actor->SetMapper(mapper);
>        actor->GetProperty()->SetPointSize(4);
>        actor->GetProperty()->SetColor(1,0,0);
>        vtkSmartPointer<vtkRenderer> renderer =
> vtkSmartPointer<vtkRenderer>::New();
>        vtkSmartPointer<vtkRenderWindow> renderWindow =
> vtkSmartPointer<vtkRenderWindow>::New();
>        renderWindow->AddRenderer(renderer);
>        vtkSmartPointer<vtkRenderWindowInteractor> renderWindowInteractor =
> vtkSmartPointer<vtkRenderWindowInteractor>::New();
>        renderWindowInteractor->SetRenderWindow(renderWindow);
>        renderer->AddActor(actor);
>        renderer->SetBackground(.3, .6, .3); // Background color green
>
>        vtkSmartPointer<vtkInteractorStyleTrackballCamera> style =
> vtkSmartPointer<vtkInteractorStyleTrackballCamera>::New();
>        renderWindowInteractor->SetInteractorStyle( style );
>
>        renderWindow->Render();
>        renderWindowInteractor->Start();
>        return EXIT_SUCCESS;
> } http://vtk.1045678.n5.nabble.com/file/n3370577/sample.jpg
>
> -----
> Best Regards,
> Nelson
> --
> View this message in context:
> http://vtk.1045678.n5.nabble.com/View-Surface-tp3370577p3370577.html
> Sent from the VTK - Users mailing list archive at Nabble.com.
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