AngleWidget2D
VTKExamples/Cxx/Widgets/AngleWidget2D
Description¶
The arc is still visible?
Code¶
AngleWidget2D.cxx
#include <vtkPolyDataMapper.h> #include <vtkActor.h> #include <vtkRenderWindow.h> #include <vtkRenderer.h> #include <vtkRenderWindowInteractor.h> #include <vtkPolyData.h> #include <vtkSmartPointer.h> #include <vtkSphereSource.h> #include <vtkAngleWidget.h> #include <vtkAngleRepresentation2D.h> int main(int argc, char *argv[]) { // A renderer and render window vtkSmartPointer<vtkRenderer> renderer = vtkSmartPointer<vtkRenderer>::New(); vtkSmartPointer<vtkRenderWindow> renderWindow = vtkSmartPointer<vtkRenderWindow>::New(); renderWindow->AddRenderer(renderer); // An interactor vtkSmartPointer<vtkRenderWindowInteractor> renderWindowInteractor = vtkSmartPointer<vtkRenderWindowInteractor>::New(); renderWindowInteractor->SetRenderWindow(renderWindow); vtkSmartPointer<vtkAngleRepresentation2D> rep = vtkSmartPointer<vtkAngleRepresentation2D>::New(); rep->ArcVisibilityOff(); vtkSmartPointer<vtkAngleWidget> angleWidget = vtkSmartPointer<vtkAngleWidget>::New(); angleWidget->SetRepresentation(rep); angleWidget->SetInteractor(renderWindowInteractor); angleWidget->CreateDefaultRepresentation(); renderWindow->Render(); renderWindowInteractor->Initialize(); renderWindow->Render(); angleWidget->On(); // Begin mouse interaction renderWindowInteractor->Start(); return EXIT_SUCCESS; }
CMakeLists.txt¶
cmake_minimum_required(VERSION 2.8) PROJECT(AngleWidget2D) find_package(VTK REQUIRED) include(${VTK_USE_FILE}) add_executable(AngleWidget2D MACOSX_BUNDLE AngleWidget2D.cxx) target_link_libraries(AngleWidget2D ${VTK_LIBRARIES})
Download and Build AngleWidget2D¶
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 Some tarballs may be missing or out-of-date.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 AngleWidget2D and its CMakeLists.txt file. Once the tarball AngleWidget2D.tar has been downloaded and extracted,
cd AngleWidget2D/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:
./AngleWidget2D
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.