ReadImageData

#include <vtkSmartPointer.h>
#include <vtkProperty.h>
#include <vtkDataSetMapper.h>
#include <vtkImageActor.h>
#include <vtkImageViewer2.h>
#include <vtkXMLImageDataReader.h>
#include <vtkRenderWindow.h>
#include <vtkRenderWindowInteractor.h>
#include <vtkRenderer.h>

int main(int argc, char* argv[])
{
  // Verify input arguments
  if(argc != 2)
  {
    std::cout << "Usage: " << argv[0]
              << " Filename.vti" << std::endl;
    return EXIT_FAILURE;
  }

  std::string inputFilename = argv[1];

  // Read the file
  vtkSmartPointer<vtkXMLImageDataReader> reader =
    vtkSmartPointer<vtkXMLImageDataReader>::New();
  reader->SetFileName(inputFilename.c_str());
  reader->Update();

  // Visualize
  vtkSmartPointer<vtkDataSetMapper> mapper =
    vtkSmartPointer<vtkDataSetMapper>::New();
  mapper->SetInputConnection(reader->GetOutputPort());

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

  vtkSmartPointer<vtkRenderer> renderer =
    vtkSmartPointer<vtkRenderer>::New();
  renderer->AddActor(actor);
  renderer->ResetCamera();
  renderer->SetBackground(1,1,1);

  vtkSmartPointer<vtkRenderWindow> renderWindow =
    vtkSmartPointer<vtkRenderWindow>::New();
  renderWindow->AddRenderer(renderer);

  vtkSmartPointer<vtkRenderWindowInteractor> renderWindowInteractor =
    vtkSmartPointer<vtkRenderWindowInteractor>::New();
  renderWindowInteractor->SetRenderWindow(renderWindow);
  renderWindow->Render();
  renderWindowInteractor->Initialize();

  renderWindowInteractor->Start();

  return EXIT_SUCCESS;
}

cmake_minimum_required(VERSION 3.3 FATAL_ERROR)

project(ReadImageData)

find_package(VTK COMPONENTS 
  vtkCommonCore
  vtkIOXML
  vtkInteractionImage
  vtkInteractionStyle
  vtkRenderingContextOpenGL2
  vtkRenderingCore
  vtkRenderingFreeType
  vtkRenderingGL2PSOpenGL2
  vtkRenderingOpenGL2 QUIET)
if (NOT VTK_FOUND)
  message("Skipping ReadImageData: ${VTK_NOT_FOUND_MESSAGE}")
  return ()
endif()
message (STATUS "VTK_VERSION: ${VTK_VERSION}")
if (VTK_VERSION VERSION_LESS "8.90.0")
  # old system
  include(${VTK_USE_FILE})
  add_executable(ReadImageData MACOSX_BUNDLE ReadImageData.cxx )
  target_link_libraries(ReadImageData PRIVATE ${VTK_LIBRARIES})
else ()
  # include all components
  add_executable(ReadImageData MACOSX_BUNDLE ReadImageData.cxx )
  target_link_libraries(ReadImageData PRIVATE ${VTK_LIBRARIES})
  # vtk_module_autoinit is needed
  vtk_module_autoinit(
    TARGETS ReadImageData
    MODULES ${VTK_LIBRARIES}
    )
endif () 

cd ReadImageData/build 

cmake ..

cmake -DVTK_DIR:PATH=/home/me/vtk_build ..

make

./ReadImageData