Difference between revisions of "VTK/Examples/Cxx/PolyData/EmbedPointsIntoVolume"

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(Replaced content with "= '''See [https://lorensen.github.io/VTKExamples/site/Cxx/PolyData/EmbedPointsIntoVolume EmbedPointsIntoVolume] on the new [https://lorensen.github.io/VTKExamples/site/ VT...")
 
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<div class="floatcenter">[[File:VTK_Examples_Baseline_PolyData_TestEmbedPointsIntoVolume.png]]</div>
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= '''See [https://lorensen.github.io/VTKExamples/site/Cxx/PolyData/EmbedPointsIntoVolume EmbedPointsIntoVolume] on the new [https://lorensen.github.io/VTKExamples/site/ VTKExamples website].''' =
 
 
==EmbedPointsIntoVolume.cxx==
 
<source lang="cpp">
 
#include <vtkVersion.h>
 
#include <vtkPolyData.h>
 
#include <vtkImageData.h>
 
#include <vtkSmartPointer.h>
 
#include <vtkXMLPolyDataReader.h>
 
#include <vtkXMLImageDataWriter.h>
 
#include <vtkGaussianSplatter.h>
 
#include <vtkSphereSource.h>
 
#include <vtkRenderer.h>
 
#include <vtkRenderWindow.h>
 
#include <vtkRenderWindowInteractor.h>
 
#include <vtkContourFilter.h>
 
#include <vtkPolyDataMapper.h>
 
#include <vtkActor.h>
 
#include <vtkProperty.h>
 
 
 
int main(int argc, char *argv[])
 
{
 
  vtkSmartPointer<vtkPolyData> input =
 
    vtkSmartPointer<vtkPolyData>::New();
 
 
 
  if(argc == 1) // Generate the data
 
    {
 
    vtkSmartPointer<vtkSphereSource> sphereSource =
 
      vtkSmartPointer<vtkSphereSource>::New();
 
    sphereSource->SetRadius(.01);
 
    sphereSource->Update();
 
    input->ShallowCopy(sphereSource->GetOutput());
 
    }
 
  else // Read the data from a file
 
    {
 
    vtkSmartPointer<vtkXMLPolyDataReader> reader =
 
      vtkSmartPointer<vtkXMLPolyDataReader>::New();
 
    reader->SetFileName(argv[1]);
 
    reader->Update();
 
 
 
    input->ShallowCopy(reader->GetOutput());
 
 
 
    }
 
 
 
  vtkSmartPointer<vtkGaussianSplatter> splatter =
 
    vtkSmartPointer<vtkGaussianSplatter>::New();
 
#if VTK_MAJOR_VERSION <= 5
 
  splatter->SetInputConnection(input->GetProducerPort());
 
#else
 
  splatter->SetInputData(input);
 
#endif
 
 
 
  unsigned int n = 200;
 
  splatter->SetSampleDimensions(n,n,n);
 
  splatter->SetRadius(.02);
 
  splatter->SetExponentFactor(-10);
 
  splatter->SetEccentricity(2);
 
  splatter->Update();
 
 
 
  vtkSmartPointer<vtkContourFilter> isoSurface =
 
    vtkSmartPointer<vtkContourFilter>::New();
 
  isoSurface->SetInputConnection(splatter->GetOutputPort());
 
  isoSurface->SetValue(0, .95 * splatter->GetRadius());
 
 
 
  // Visualize
 
  vtkSmartPointer<vtkPolyDataMapper> mapper =
 
    vtkSmartPointer<vtkPolyDataMapper>::New();
 
  mapper->SetInputConnection(isoSurface->GetOutputPort());
 
  mapper->ScalarVisibilityOff();
 
 
 
  vtkSmartPointer<vtkActor> actor =
 
    vtkSmartPointer<vtkActor>::New();
 
  actor->SetMapper(mapper);
 
  actor->GetProperty()->SetColor(1.0, 0.3882, 0.2784);
 
 
 
  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(.2, .3, .4);
 
 
 
  renderWindow->Render();
 
  renderWindowInteractor->Start();
 
 
 
  return EXIT_SUCCESS;
 
}
 
</source>
 
 
 
{{VTKCMakeLists|{{SUBPAGENAME}}}}
 

Latest revision as of 17:51, 9 September 2019

See EmbedPointsIntoVolume on the new VTKExamples website.