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

From KitwarePublic
< VTK‎ | Examples‎ | Cxx
Jump to: navigation, search
(Replaced content with "= '''See [https://lorensen.github.io/VTKExamples/site/Cxx/PolyData/DistancePolyDataFilter DistancePolyDataFilter] on the new [https://lorensen.github.io/VTKExamples/site/...")
 
Line 1: Line 1:
NOTE: This example requires version 5.9.20111206 or higher.
+
= '''See [https://lorensen.github.io/VTKExamples/site/Cxx/PolyData/DistancePolyDataFilter DistancePolyDataFilter] on the new [https://lorensen.github.io/VTKExamples/site/ VTKExamples website].''' =
<div class="floatcenter">[[File:VTK_Examples_Baseline_PolyData_TestDistancePolyDataFilter.png]]</div>
 
==DistancePolyDataFilter.cxx==
 
<source lang="cpp">
 
#include <vtkVersion.h>
 
#include <vtkSmartPointer.h>
 
 
 
#include <vtkActor.h>
 
#include <vtkDistancePolyDataFilter.h>
 
#include <vtkPolyDataMapper.h>
 
#include <vtkRenderer.h>
 
#include <vtkRenderWindow.h>
 
#include <vtkRenderWindowInteractor.h>
 
#include <vtkPolyDataReader.h>
 
#include <vtkCleanPolyData.h>
 
#include <vtkProperty.h>
 
#include <vtkPointData.h>
 
#include <vtkScalarBarActor.h>
 
#include <vtkSphereSource.h>
 
 
 
int main(int argc, char* argv[])
 
{
 
  vtkSmartPointer<vtkPolyData> input1;
 
  vtkSmartPointer<vtkPolyData> input2;
 
  if (argc == 3)
 
    {
 
//     std::cerr << "Usage: " << argv[0]
 
//               << " filename1.vtk"
 
//               << " filename2.vtk" << std::endl;
 
    vtkSmartPointer<vtkPolyDataReader> reader1 =
 
      vtkSmartPointer<vtkPolyDataReader>::New();
 
    reader1->SetFileName(argv[1]);
 
    reader1->Update();
 
    input1 = reader1->GetOutput();
 
 
 
    vtkSmartPointer<vtkPolyDataReader> reader2 =
 
      vtkSmartPointer<vtkPolyDataReader>::New();
 
    reader2->SetFileName(argv[2]);
 
    reader2->Update();
 
    input2 = reader2->GetOutput();
 
    }
 
  else
 
    {
 
    vtkSmartPointer<vtkSphereSource> sphereSource1 =
 
      vtkSmartPointer<vtkSphereSource>::New();
 
    sphereSource1->SetCenter(1, 0, 0);
 
    sphereSource1->Update();
 
    input1 = sphereSource1->GetOutput();
 
 
 
    vtkSmartPointer<vtkSphereSource> sphereSource2 =
 
      vtkSmartPointer<vtkSphereSource>::New();
 
    sphereSource2->Update();
 
    input2 = sphereSource2->GetOutput();
 
    }
 
 
 
  vtkSmartPointer<vtkCleanPolyData> clean1 =
 
    vtkSmartPointer<vtkCleanPolyData>::New();
 
#if VTK_MAJOR_VERSION <= 5
 
  clean1->SetInputConnection( input1->GetProducerPort());
 
#else
 
  clean1->SetInputData( input1);
 
#endif
 
 
 
  vtkSmartPointer<vtkCleanPolyData> clean2 =
 
    vtkSmartPointer<vtkCleanPolyData>::New();
 
#if VTK_MAJOR_VERSION <= 5
 
  clean2->SetInputConnection( input2->GetProducerPort());
 
#else
 
  clean2->SetInputData( input2);
 
#endif
 
 
 
  vtkSmartPointer<vtkDistancePolyDataFilter> distanceFilter =
 
    vtkSmartPointer<vtkDistancePolyDataFilter>::New();
 
 
 
  distanceFilter->SetInputConnection( 0, clean1->GetOutputPort() );
 
  distanceFilter->SetInputConnection( 1, clean2->GetOutputPort() );
 
  distanceFilter->Update();
 
 
 
  vtkSmartPointer<vtkPolyDataMapper> mapper =
 
    vtkSmartPointer<vtkPolyDataMapper>::New();
 
  mapper->SetInputConnection( distanceFilter->GetOutputPort() );
 
  mapper->SetScalarRange(
 
    distanceFilter->GetOutput()->GetPointData()->GetScalars()->GetRange()[0],
 
    distanceFilter->GetOutput()->GetPointData()->GetScalars()->GetRange()[1]);
 
 
 
  vtkSmartPointer<vtkActor> actor =
 
    vtkSmartPointer<vtkActor>::New();
 
  actor->SetMapper( mapper );
 
 
 
  vtkSmartPointer<vtkScalarBarActor> scalarBar =
 
    vtkSmartPointer<vtkScalarBarActor>::New();
 
  scalarBar->SetLookupTable(mapper->GetLookupTable());
 
  scalarBar->SetTitle("Distance");
 
  scalarBar->SetNumberOfLabels(4);
 
  vtkSmartPointer<vtkRenderer> renderer =
 
    vtkSmartPointer<vtkRenderer>::New();
 
 
 
  vtkSmartPointer<vtkRenderWindow> renWin =
 
    vtkSmartPointer<vtkRenderWindow>::New();
 
  renWin->AddRenderer( renderer );
 
 
 
  vtkSmartPointer<vtkRenderWindowInteractor> renWinInteractor =
 
    vtkSmartPointer<vtkRenderWindowInteractor>::New();
 
  renWinInteractor->SetRenderWindow( renWin );
 
 
 
  renderer->AddActor( actor );
 
  renderer->AddActor2D(scalarBar);
 
 
 
  renWin->Render();
 
  renWinInteractor->Start();
 
 
 
  return EXIT_SUCCESS;
 
}
 
</source>
 
 
 
 
 
{{VTKCMakeLists|{{SUBPAGENAME}}}}
 

Latest revision as of 17:15, 9 September 2019

See DistancePolyDataFilter on the new VTKExamples website.