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
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.