ReadPLOT3D
VTKExamples/Cxx/IO/ReadPLOT3D
Code
ReadPLOT3D.cxx
#include <vtkVersion.h>
#include <vtkPolyData.h>
#if VTK_MAJOR_VERSION <= 5
#include <vtkPLOT3DReader.h>
#else
#include <vtkMultiBlockPLOT3DReader.h>
#include <vtkMultiBlockDataSet.h>
#endif
#include <vtkSmartPointer.h>
#include <vtkPolyDataMapper.h>
#include <vtkActor.h>
#include <vtkRenderWindow.h>
#include <vtkRenderer.h>
#include <vtkRenderWindowInteractor.h>
#include <vtkStructuredGridGeometryFilter.h>
int main ( int argc, char *argv[] )
{
if(argc < 3)
{
std::cout << "Required parameters: XYZFilename.bin QFileName.bin" << std::endl;
return EXIT_FAILURE;
}
std::string xyzFilename = argv[1];
std::string qFilename = argv[2];
#if VTK_MAJOR_VERSION <= 5
vtkSmartPointer<vtkPLOT3DReader> reader =
vtkSmartPointer<vtkPLOT3DReader>::New();
#else
vtkSmartPointer<vtkMultiBlockPLOT3DReader> reader =
vtkSmartPointer<vtkMultiBlockPLOT3DReader>::New();
#endif
reader->SetXYZFileName(xyzFilename.c_str());
reader->SetQFileName(qFilename.c_str());
reader->SetScalarFunctionNumber(100);
reader->SetVectorFunctionNumber(202);
reader->Update();
vtkSmartPointer<vtkStructuredGridGeometryFilter> geometryFilter =
vtkSmartPointer<vtkStructuredGridGeometryFilter>::New();
#if VTK_MAJOR_VERSION <= 5
geometryFilter->SetInputConnection(reader->GetOutputPort());
#else
geometryFilter->SetInputData(reader->GetOutput()->GetBlock(0));
#endif
geometryFilter->Update();
// Visualize
vtkSmartPointer<vtkPolyDataMapper> mapper =
vtkSmartPointer<vtkPolyDataMapper>::New();
mapper->SetInputConnection(geometryFilter->GetOutputPort());
mapper->ScalarVisibilityOff();
vtkSmartPointer<vtkActor> actor =
vtkSmartPointer<vtkActor>::New();
actor->SetMapper(mapper);
vtkSmartPointer<vtkRenderer> renderer =
vtkSmartPointer<vtkRenderer>::New();
vtkSmartPointer<vtkRenderWindow> renderWindow =
vtkSmartPointer<vtkRenderWindow>::New();
renderWindow->AddRenderer(renderer);
vtkSmartPointer<vtkRenderWindowInteractor> renderWindowInteractor =
vtkSmartPointer<vtkRenderWindowInteractor>::New();
renderWindowInteractor->SetRenderWindow(renderWindow);
renderer->AddActor(actor);
renderer->SetBackground(.3, .6, .3); // Background color green
renderWindow->Render();
renderWindowInteractor->Start();
return EXIT_SUCCESS;
}
CMakeLists.txt
cmake_minimum_required(VERSION 2.8)
PROJECT(ReadPLOT3D)
find_package(VTK REQUIRED)
include(${VTK_USE_FILE})
add_executable(ReadPLOT3D MACOSX_BUNDLE ReadPLOT3D.cxx)
target_link_libraries(ReadPLOT3D ${VTK_LIBRARIES})
Download and Build ReadPLOT3D
Click here to download ReadPLOT3D and its CMakeLists.txt file. Once the tarball ReadPLOT3D.tar has been downloaded and extracted,
cd ReadPLOT3D/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:
./ReadPLOT3D
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.