VisualizeImageData
VTKExamples/Cxx/Visualization/VisualizeImageData
Code¶
VisualizeImageData.cxx
#include <vtkVersion.h> #include <vtkSmartPointer.h> #include <vtkImageData.h> #include <vtkDataSetMapper.h> #include <vtkActor.h> #include <vtkRenderWindow.h> #include <vtkRenderer.h> #include <vtkRenderWindowInteractor.h> int main(int, char*[]) { // Create an image data vtkSmartPointer<vtkImageData> imageData = vtkSmartPointer<vtkImageData>::New(); // Specify the size of the image data imageData->SetDimensions(3,3,2); imageData->SetSpacing(1.0, 1.0, 1.0); imageData->SetOrigin(0.0, 0.0, 0.0); vtkSmartPointer<vtkDataSetMapper> mapper = vtkSmartPointer<vtkDataSetMapper>::New(); #if VTK_MAJOR_VERSION <= 5 mapper->SetInputConnection(imageData->GetProducerPort()); #else mapper->SetInputData(imageData); #endif vtkSmartPointer<vtkActor> actor = vtkSmartPointer<vtkActor>::New(); actor->SetMapper(mapper); vtkSmartPointer<vtkRenderWindow> renderWindow = vtkSmartPointer<vtkRenderWindow>::New(); vtkSmartPointer<vtkRenderer> renderer = vtkSmartPointer<vtkRenderer>::New(); // Add both renderers to the window renderWindow->AddRenderer(renderer); // Add a sphere to the left and a cube to the right renderer->AddActor(actor); renderer->ResetCamera(); vtkSmartPointer<vtkRenderWindowInteractor> renderWindowInteractor = vtkSmartPointer<vtkRenderWindowInteractor>::New(); renderWindowInteractor->SetRenderWindow(renderWindow); renderWindow->Render(); renderWindowInteractor->Start(); return EXIT_SUCCESS; }
CMakeLists.txt¶
cmake_minimum_required(VERSION 2.8) PROJECT(VisualizeImageData) find_package(VTK REQUIRED) include(${VTK_USE_FILE}) add_executable(VisualizeImageData MACOSX_BUNDLE VisualizeImageData.cxx) target_link_libraries(VisualizeImageData ${VTK_LIBRARIES})
Download and Build VisualizeImageData¶
Danger
The generation of tar files has not been ported to the new VTKExamples. Some tarballs may be missing or out-of-date.
Click here to download VisualizeImageData and its CMakeLists.txt file. Once the tarball VisualizeImageData.tar has been downloaded and extracted,
cd VisualizeImageData/build
If VTK is installed:
cmake ..
If VTK is not installed but compiled on your system, you will need to specify the path to your VTK build:
cmake -DVTK_DIR:PATH=/home/me/vtk_build ..
Build the project:
make
and run it:
./VisualizeImageData
WINDOWS USERS PLEASE NOTE: Be sure to add the VTK bin directory to your path. This will resolve the VTK dll's at run time.