Function TestTecplotReader

IO/Geometry/Testing/Cxx/TestTecplotReader.cxx:22–141

#include "vtkTestUtilities.h"

int TestTecplotReader(int argc, char* argv[])
{
  // we have to use a composite pipeline
  vtkCompositeDataPipeline* exec = vtkCompositeDataPipeline::New();
  vtkCompositeDataPipeline* exec2 = vtkCompositeDataPipeline::New();
  vtkCompositeDataPipeline* exec3 = vtkCompositeDataPipeline::New();

  // Basic visualization.
  vtkRenderWindow* renWin = vtkRenderWindow::New();
  vtkRenderer* ren = vtkRenderer::New();
  renWin->AddRenderer(ren);
  vtkRenderWindowInteractor* iren = vtkRenderWindowInteractor::New();
  iren->SetRenderWindow(renWin);

  // Create the reader.
  char* fname1 = vtkTestUtilities::ExpandDataFileName(argc, argv, "Data/flow.tec");
  vtkSmartPointer<vtkTecplotReader> reader = vtkSmartPointer<vtkTecplotReader>::New();
  reader->SetFileName(fname1);
  reader->SetDataArrayStatus("V", 1); // both files have a property named V
  reader->Update();
  delete[] fname1;

  vtkSmartPointer<vtkCompositeDataGeometryFilter> geom =
    vtkSmartPointer<vtkCompositeDataGeometryFilter>::New();
  geom->SetExecutive(exec);
  geom->SetInputConnection(0, reader->GetOutputPort(0));
  geom->Update();

  vtkPolyData* data = geom->GetOutput();
  data->GetPointData()->SetScalars(data->GetPointData()->GetArray("V"));

  vtkSmartPointer<vtkPolyDataMapper> mapper = vtkSmartPointer<vtkPolyDataMapper>::New();
  mapper->SetInputData(data);
  mapper->ScalarVisibilityOn();
  mapper->SetColorModeToMapScalars();
  mapper->SetScalarRange(-0.3, 0.3);

  vtkSmartPointer<vtkActor> actor = vtkSmartPointer<vtkActor>::New();
  actor->SetMapper(mapper);

  // create the reader for the cell centered data set.
  char* fname2 = vtkTestUtilities::ExpandDataFileName(argc, argv, "Data/cellcentered.tec");
  vtkSmartPointer<vtkTecplotReader> reader2 = vtkSmartPointer<vtkTecplotReader>::New();
  reader2->SetFileName(fname2);
  reader2->SetDataArrayStatus("V", 1); // both files have a property named V
  reader2->Update();
  delete[] fname2;

  vtkSmartPointer<vtkCompositeDataGeometryFilter> geom2 =
    vtkSmartPointer<vtkCompositeDataGeometryFilter>::New();
  geom2->SetExecutive(exec2);
  geom2->SetInputConnection(0, reader2->GetOutputPort(0));
  geom2->Update();

  vtkPolyData* data2 = geom2->GetOutput();
  data2->GetPointData()->SetScalars(data2->GetPointData()->GetArray("V"));

  vtkSmartPointer<vtkPolyDataMapper> mapper2 = vtkSmartPointer<vtkPolyDataMapper>::New();