VTK/Examples/Cxx/Widgets/SplineWidget

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VTK Examples Baseline Widgets TestSplineWidget.png

SplineWidget.cxx

#include <vtkRenderWindow.h>
#include <vtkRenderer.h>
#include <vtkRenderWindowInteractor.h>
#include <vtkSmartPointer.h>
#include <vtkSplineWidget2.h>

int main(int, char *[])
{
  // 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<vtkSplineWidget2> splineWidget = 
    vtkSmartPointer<vtkSplineWidget2>::New();
  splineWidget->SetInteractor(renderWindowInteractor);
  
  renderWindowInteractor->Initialize();
  renderWindow->Render();
  splineWidget->On();
  renderer->ResetCamera();
  renderWindowInteractor->Start();
  
  return EXIT_SUCCESS;
}

Please try the new VTKExamples website.

CMakeLists.txt

cmake_minimum_required(VERSION 2.8)

PROJECT(SplineWidget)

find_package(VTK REQUIRED)
include(${VTK_USE_FILE})

add_executable(SplineWidget MACOSX_BUNDLE SplineWidget.cxx)

if(VTK_LIBRARIES)
  target_link_libraries(SplineWidget ${VTK_LIBRARIES})
else()
  target_link_libraries(SplineWidget vtkHybrid vtkWidgets)
endif()

Download and Build SplineWidget

Click here to download SplineWidget. and its CMakeLists.txt file.

Once the tarball SplineWidget.tar has been downloaded and extracted,

cd SplineWidget/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:

./SplineWidget

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.