RubberBandPick
VTKExamples/Cxx/Interaction/RubberBandPick
Description
Press 'r', then make a selection with the left mouse button.
Code
RubberBandPick.cxx
#include <vtkSmartPointer.h>
#include <vtkPolyDataMapper.h>
#include <vtkActor.h>
#include <vtkRenderWindow.h>
#include <vtkRenderer.h>
#include <vtkRenderWindowInteractor.h>
#include <vtkPolyData.h>
#include <vtkSphereSource.h>
#include <vtkInteractorStyleRubberBandPick.h>
int main (int, char *[])
{
vtkSmartPointer<vtkSphereSource> sphereSource =
vtkSmartPointer<vtkSphereSource>::New();
sphereSource->Update();
// Create a mapper and actor
vtkSmartPointer<vtkPolyDataMapper> mapper =
vtkSmartPointer<vtkPolyDataMapper>::New();
mapper->SetInputConnection(sphereSource->GetOutputPort());
vtkSmartPointer<vtkActor> actor =
vtkSmartPointer<vtkActor>::New();
actor->SetMapper(mapper);
// 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);
// Add the actors to the scene
renderer->AddActor(actor);
renderer->SetBackground(1,1,1); // Background color white
// Render
renderWindow->Render();
vtkSmartPointer<vtkInteractorStyleRubberBandPick> style =
vtkSmartPointer<vtkInteractorStyleRubberBandPick>::New();
renderWindowInteractor->SetInteractorStyle( style );
// Begin mouse interaction
renderWindowInteractor->Start();
return EXIT_SUCCESS;
}
CMakeLists.txt
cmake_minimum_required(VERSION 2.8)
PROJECT(RubberBandPick)
find_package(VTK REQUIRED)
include(${VTK_USE_FILE})
add_executable(RubberBandPick MACOSX_BUNDLE RubberBandPick.cxx)
target_link_libraries(RubberBandPick ${VTK_LIBRARIES})
Download and Build RubberBandPick
Click here to download RubberBandPick and its CMakeLists.txt file. Once the tarball RubberBandPick.tar has been downloaded and extracted,
cd RubberBandPick/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:
./RubberBandPick
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.