ConcatenateArray
VTKExamples/Cxx/TextAnalysis/ConcatenateArray
Code¶
ConcatenateArray.cxx
#include <vtkSmartPointer.h> #include <vtkConcatenateArray.h> #include <vtkDenseArray.h> int main(int, char *[]) { vtkSmartPointer<vtkDenseArray<double> > array0 = vtkSmartPointer<vtkDenseArray<double> >::New(); array0->Resize(2); array0->SetValue(0, 0); array0->SetValue(1, 1); vtkSmartPointer<vtkDenseArray<double> > array1 = vtkSmartPointer<vtkDenseArray<double> >::New(); array1->Resize(2); array1->SetValue(0, 2); array1->SetValue(1, 3); vtkSmartPointer<vtkArrayData> arrayData0 = vtkSmartPointer<vtkArrayData>::New(); arrayData0->AddArray(array0); arrayData0->Update(); vtkSmartPointer<vtkArrayData> arrayData1 = vtkSmartPointer<vtkArrayData>::New(); arrayData1->AddArray(array1); arrayData1->Update(); vtkSmartPointer<vtkConcatenateArray> concatenateArray = vtkSmartPointer<vtkConcatenateArray>::New(); concatenateArray->SetInput(0, arrayData0); concatenateArray->SetInput(1, arrayData1); concatenateArray->Update(); vtkSmartPointer<vtkArrayData> outputArrayData = concatenateArray->GetOutput(); vtkSmartPointer<vtkDenseArray<double> > outputArray = vtkDenseArray<double>::SafeDownCast(outputArrayData->GetArray(0)); std::cout << outputArray->GetValue(0) << std::endl; std::cout << outputArray->GetValue(1) << std::endl; std::cout << outputArray->GetValue(2) << std::endl; std::cout << outputArray->GetValue(3) << std::endl; return EXIT_SUCCESS; }
CMakeLists.txt¶
cmake_minimum_required(VERSION 2.8) PROJECT(ConcatenateArray) find_package(VTK REQUIRED) include(${VTK_USE_FILE}) add_executable(ConcatenateArray MACOSX_BUNDLE ConcatenateArray.cxx) target_link_libraries(ConcatenateArray ${VTK_LIBRARIES})
Download and Build ConcatenateArray¶
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 Some tarballs may be missing or out-of-date.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 ConcatenateArray and its CMakeLists.txt file. Once the tarball ConcatenateArray.tar has been downloaded and extracted,
cd ConcatenateArray/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:
./ConcatenateArray
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.