ShareCameraQt
VTKExamples/Cxx/Qt/ShareCameraQt
Code¶
ShareCameraQt.cxx
#include "ShareCameraQt.h" #include <vtkDataObjectToTable.h> #include <vtkElevationFilter.h> #include <vtkPolyDataMapper.h> #include <vtkQtTableView.h> #include <vtkRenderer.h> #include <vtkRenderWindow.h> #include <vtkSphereSource.h> #include <vtkCubeSource.h> #include "vtkSmartPointer.h" // Constructor ShareCameraQt::ShareCameraQt() { this->setupUi(this); // Sphere vtkSmartPointer<vtkSphereSource> sphereSource = vtkSmartPointer<vtkSphereSource>::New(); sphereSource->Update(); vtkSmartPointer<vtkPolyDataMapper> sphereMapper =vtkSmartPointer<vtkPolyDataMapper>::New(); sphereMapper->SetInputConnection(sphereSource->GetOutputPort()); vtkSmartPointer<vtkActor> sphereActor = vtkSmartPointer<vtkActor>::New(); sphereActor->SetMapper(sphereMapper); // Cube vtkSmartPointer<vtkCubeSource> cubeSource = vtkSmartPointer<vtkCubeSource>::New(); cubeSource->Update(); vtkSmartPointer<vtkPolyDataMapper> cubeMapper = vtkSmartPointer<vtkPolyDataMapper>::New(); cubeMapper->SetInputConnection(cubeSource->GetOutputPort()); vtkSmartPointer<vtkActor> cubeActor = vtkSmartPointer<vtkActor>::New(); cubeActor->SetMapper(cubeMapper); // VTK Renderer vtkSmartPointer<vtkRenderer> leftRenderer = vtkSmartPointer<vtkRenderer>::New(); leftRenderer->AddActor(sphereActor); vtkSmartPointer<vtkRenderer> rightRenderer = vtkSmartPointer<vtkRenderer>::New(); // Add Actor to renderer rightRenderer->AddActor(cubeActor); // VTK/Qt wedded this->qvtkWidgetLeft->GetRenderWindow()->AddRenderer(leftRenderer); this->qvtkWidgetRight->GetRenderWindow()->AddRenderer(rightRenderer); rightRenderer->ResetCamera(); leftRenderer->ResetCamera(); rightRenderer->SetActiveCamera(leftRenderer->GetActiveCamera()); // Set up action signals and slots connect(this->actionExit, SIGNAL(triggered()), this, SLOT(slotExit())); //this->qvtkWidgetLeft->GetRenderWindow()->AddObserver(vtkCommand::ModifiedEvent, this, &ShareCameraQt::ModifiedHandler); this->qvtkWidgetLeft->GetRenderWindow()->AddObserver(vtkCommand::AnyEvent, this, &ShareCameraQt::ModifiedHandler); } void ShareCameraQt::ModifiedHandler() { this->qvtkWidgetRight->GetRenderWindow()->Render(); } void ShareCameraQt::slotExit() { qApp->exit(); }
CMakeLists.txt¶
cmake_minimum_required(VERSION 2.8) PROJECT(ShareCameraQt) find_package(VTK REQUIRED) include(${VTK_USE_FILE}) add_executable(ShareCameraQt MACOSX_BUNDLE ShareCameraQt.cxx) target_link_libraries(ShareCameraQt ${VTK_LIBRARIES})
Download and Build ShareCameraQt¶
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 ShareCameraQt and its CMakeLists.txt file. Once the tarball ShareCameraQt.tar has been downloaded and extracted,
cd ShareCameraQt/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:
./ShareCameraQt
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.