MultiBlockMergeFilter
VTKExamples/Cxx/PolyData/MultiBlockMergeFilter
Code
MultiBlockMergeFilter.cxx
#include <vtkVersion.h>
#include <vtkSmartPointer.h>
#include <vtkPoints.h>
#include <vtkPolyData.h>
#include <vtkSphereSource.h>
#include <vtkMultiBlockMergeFilter.h>
#include <vtkMultiBlockDataSet.h>
int main(int, char *[])
{
vtkSmartPointer<vtkSphereSource> sphereSource1 =
vtkSmartPointer<vtkSphereSource>::New();
sphereSource1->Update();
vtkSmartPointer<vtkSphereSource> sphereSource2 =
vtkSmartPointer<vtkSphereSource>::New();
sphereSource2->SetCenter(10,10,10);
sphereSource2->Update();
vtkSmartPointer<vtkMultiBlockDataSet> multiBlockDataSet1 =
vtkSmartPointer<vtkMultiBlockDataSet>::New();
multiBlockDataSet1->SetNumberOfBlocks(1);
multiBlockDataSet1->SetBlock(0, sphereSource1->GetOutput());
#if VTK_MAJOR_VERSION <= 5
multiBlockDataSet1->Update();
#endif
vtkSmartPointer<vtkMultiBlockDataSet> multiBlockDataSet2 =
vtkSmartPointer<vtkMultiBlockDataSet>::New();
multiBlockDataSet2->SetNumberOfBlocks(1);
multiBlockDataSet2->SetBlock(0, sphereSource2->GetOutput());
#if VTK_MAJOR_VERSION <= 5
multiBlockDataSet2->Update();
#endif
vtkSmartPointer<vtkMultiBlockMergeFilter> multiBlockMergeFilter =
vtkSmartPointer<vtkMultiBlockMergeFilter>::New();
#if VTK_MAJOR_VERSION <= 5
multiBlockMergeFilter->AddInput(multiBlockDataSet1);
multiBlockMergeFilter->AddInput(multiBlockDataSet2);
#else
multiBlockMergeFilter->AddInputData(multiBlockDataSet1);
multiBlockMergeFilter->AddInputData(multiBlockDataSet2);
#endif
multiBlockMergeFilter->Update();
return EXIT_SUCCESS;
}
CMakeLists.txt
cmake_minimum_required(VERSION 2.8)
PROJECT(MultiBlockMergeFilter)
find_package(VTK REQUIRED)
include(${VTK_USE_FILE})
add_executable(MultiBlockMergeFilter MACOSX_BUNDLE MultiBlockMergeFilter.cxx)
target_link_libraries(MultiBlockMergeFilter ${VTK_LIBRARIES})
Download and Build MultiBlockMergeFilter
Click here to download MultiBlockMergeFilter and its CMakeLists.txt file. Once the tarball MultiBlockMergeFilter.tar has been downloaded and extracted,
cd MultiBlockMergeFilter/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:
./MultiBlockMergeFilter
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.