RuledSurfaceFilter
VTKExamples/Cxx/PolyData/RuledSurfaceFilter
Code¶
RuledSurfaceFilter.cxx
#include <vtkVersion.h> #include <vtkSmartPointer.h> #include <vtkRuledSurfaceFilter.h> #include <vtkRenderer.h> #include <vtkRenderWindow.h> #include <vtkRenderWindowInteractor.h> #include <vtkCellArray.h> #include <vtkTransform.h> #include <vtkTransformPolyDataFilter.h> #include <vtkAppendPolyData.h> #include <vtkPolyDataMapper.h> #include <vtkProperty.h> #include <vtkCamera.h> #include <vtkLine.h> int main(int, char *[]) { // Create first line. vtkSmartPointer<vtkPoints> points = vtkSmartPointer<vtkPoints>::New(); points->InsertPoint(0, 0, 0, 1); points->InsertPoint(1, 1, 0, 0); points->InsertPoint(2, 0, 1, 0); points->InsertPoint(3, 1, 1, 1); vtkSmartPointer<vtkLine> line1 = vtkSmartPointer<vtkLine>::New(); line1->GetPointIds()->SetId(0,0); line1->GetPointIds()->SetId(1,1); vtkSmartPointer<vtkLine> line2 = vtkSmartPointer<vtkLine>::New(); line2->GetPointIds()->SetId(0,2); line2->GetPointIds()->SetId(1,3); vtkSmartPointer<vtkCellArray> lines = vtkSmartPointer<vtkCellArray>::New(); lines->InsertNextCell(line1); lines->InsertNextCell(line2); vtkSmartPointer<vtkPolyData> polydata = vtkSmartPointer<vtkPolyData>::New(); polydata->SetPoints(points); polydata->SetLines(lines); vtkSmartPointer<vtkRuledSurfaceFilter> ruledSurfaceFilter = vtkSmartPointer<vtkRuledSurfaceFilter>::New(); #if VTK_MAJOR_VERSION <= 5 ruledSurfaceFilter->SetInputConnection(polydata->GetProducerPort()); #else ruledSurfaceFilter->SetInputData(polydata); #endif ruledSurfaceFilter->SetResolution(21, 21); ruledSurfaceFilter->SetRuledModeToResample(); vtkSmartPointer<vtkRenderer> renderer = vtkSmartPointer<vtkRenderer>::New(); vtkSmartPointer<vtkRenderWindow> renderWindow = vtkSmartPointer<vtkRenderWindow>::New(); renderWindow->AddRenderer(renderer); vtkSmartPointer<vtkRenderWindowInteractor> interactor = vtkSmartPointer<vtkRenderWindowInteractor>::New(); interactor->SetRenderWindow(renderWindow); vtkSmartPointer<vtkPolyDataMapper> mapper = vtkSmartPointer<vtkPolyDataMapper>::New(); mapper->SetInputConnection(ruledSurfaceFilter->GetOutputPort()); vtkSmartPointer<vtkActor> actor = vtkSmartPointer<vtkActor>::New(); actor->SetMapper(mapper); actor->GetProperty()->SetColor(0.89, 0.81, 0.34); // Add the actors to the renderer, set the background and size renderer->AddActor(actor); renderer->SetBackground(.3, .4, .5); renderer->ResetCamera(); renderer->GetActiveCamera()->Azimuth(60); renderer->GetActiveCamera()->Elevation(60); renderer->GetActiveCamera()->Dolly(1.2); renderer->ResetCameraClippingRange(); renderWindow->Render(); interactor->Start(); return EXIT_SUCCESS; }
CMakeLists.txt¶
cmake_minimum_required(VERSION 2.8) PROJECT(RuledSurfaceFilter) find_package(VTK REQUIRED) include(${VTK_USE_FILE}) add_executable(RuledSurfaceFilter MACOSX_BUNDLE RuledSurfaceFilter.cxx) target_link_libraries(RuledSurfaceFilter ${VTK_LIBRARIES})
Download and Build RuledSurfaceFilter¶
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 RuledSurfaceFilter and its CMakeLists.txt file. Once the tarball RuledSurfaceFilter.tar has been downloaded and extracted,
cd RuledSurfaceFilter/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:
./RuledSurfaceFilter
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.