Cutter
VTKExamples/Cxx/VisualizationAlgorithms/Cutter
Code¶
Cutter.cxx
#include <vtkSmartPointer.h> #include <vtkCubeSource.h> #include <vtkPolyDataMapper.h> #include <vtkPlane.h> #include <vtkCutter.h> #include <vtkProperty.h> #include <vtkActor.h> #include <vtkRenderer.h> #include <vtkRenderWindow.h> #include <vtkRenderWindowInteractor.h> int main(int, char *[]) { vtkSmartPointer<vtkCubeSource> cube = vtkSmartPointer<vtkCubeSource>::New(); cube->SetXLength(40); cube->SetYLength(30); cube->SetZLength(20); vtkSmartPointer<vtkPolyDataMapper> cubeMapper = vtkSmartPointer<vtkPolyDataMapper>::New(); cubeMapper->SetInputConnection(cube->GetOutputPort()); // Create a plane to cut,here it cuts in the XZ direction (xz normal=(1,0,0);XY =(0,0,1),YZ =(0,1,0) vtkSmartPointer<vtkPlane> plane = vtkSmartPointer<vtkPlane>::New(); plane->SetOrigin(10,0,0); plane->SetNormal(1,0,0); // Create cutter vtkSmartPointer<vtkCutter> cutter = vtkSmartPointer<vtkCutter>::New(); cutter->SetCutFunction(plane); cutter->SetInputConnection(cube->GetOutputPort()); cutter->Update(); vtkSmartPointer<vtkPolyDataMapper> cutterMapper = vtkSmartPointer<vtkPolyDataMapper>::New(); cutterMapper->SetInputConnection( cutter->GetOutputPort()); // Create plane actor vtkSmartPointer<vtkActor> planeActor = vtkSmartPointer<vtkActor>::New(); planeActor->GetProperty()->SetColor(1.0,1,0); planeActor->GetProperty()->SetLineWidth(2); planeActor->SetMapper(cutterMapper); // Create cube actor vtkSmartPointer<vtkActor> cubeActor = vtkSmartPointer<vtkActor>::New(); cubeActor->GetProperty()->SetColor(0.5,1,0.5); cubeActor->GetProperty()->SetOpacity(0.5); cubeActor->SetMapper(cubeMapper); // Create renderers and add actors of plane and cube vtkSmartPointer<vtkRenderer> renderer = vtkSmartPointer<vtkRenderer>::New(); renderer->AddActor(planeActor); //display the rectangle resulting from the cut renderer->AddActor(cubeActor); //display the cube // Add renderer to renderwindow and render vtkSmartPointer<vtkRenderWindow> renderWindow = vtkSmartPointer<vtkRenderWindow>::New(); renderWindow->AddRenderer(renderer); renderWindow->SetSize(600, 600); vtkSmartPointer<vtkRenderWindowInteractor> interactor = vtkSmartPointer<vtkRenderWindowInteractor>::New(); interactor->SetRenderWindow(renderWindow); renderer->SetBackground(0,0,0); renderWindow->Render(); interactor->Start(); return EXIT_SUCCESS; }
CMakeLists.txt¶
cmake_minimum_required(VERSION 2.8) PROJECT(Cutter) find_package(VTK REQUIRED) include(${VTK_USE_FILE}) add_executable(Cutter MACOSX_BUNDLE Cutter.cxx) target_link_libraries(Cutter ${VTK_LIBRARIES})
Download and Build Cutter¶
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 Cutter and its CMakeLists.txt file. Once the tarball Cutter.tar has been downloaded and extracted,
cd Cutter/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:
./Cutter
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.