VRML
VTKExamples/Cxx/IO/VRML
Description¶
This example loads a wrl file and displays it on the screen. An example file is here.
Code¶
VRML.cxx
#include <vtkRenderer.h> #include <vtkRenderWindow.h> #include <vtkRenderWindowInteractor.h> #include <vtkVRMLImporter.h> #include <vtkDataSet.h> #include <vtkPolyData.h> #include <vtkSmartPointer.h> int main ( int argc, char *argv[]) { if(argc != 2) { std::cout << "Required arguments: Filename" << std::endl; return EXIT_FAILURE; } std::string filename = argv[1]; std::cout << "Reading " << filename << std::endl; vtkSmartPointer<vtkRenderer> renderer = vtkSmartPointer<vtkRenderer>::New(); vtkSmartPointer<vtkRenderWindow> renderWindow = vtkSmartPointer<vtkRenderWindow>::New(); renderWindow->AddRenderer(renderer); vtkSmartPointer<vtkRenderWindowInteractor> renderWindowInteractor = vtkSmartPointer<vtkRenderWindowInteractor>::New(); renderWindowInteractor->SetRenderWindow(renderWindow); // VRML Import vtkSmartPointer<vtkVRMLImporter> importer = vtkSmartPointer<vtkVRMLImporter>::New(); importer->SetFileName ( filename.c_str() ); importer->SetRenderWindow(renderWindow); importer->Update(); renderWindow->Render(); renderWindowInteractor->Start(); return EXIT_SUCCESS; }
CMakeLists.txt¶
cmake_minimum_required(VERSION 2.8) PROJECT(VRML) find_package(VTK REQUIRED) include(${VTK_USE_FILE}) add_executable(VRML MACOSX_BUNDLE VRML.cxx) target_link_libraries(VRML ${VTK_LIBRARIES})
Download and Build VRML¶
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 Some tarballs may be missing or out-of-date.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 VRML and its CMakeLists.txt file. Once the tarball VRML.tar has been downloaded and extracted,
cd VRML/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:
./VRML
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.