VTK/Examples/Cxx/TextAnalysis/ConcatenateArray
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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;
}
Please try the new VTKExamples website.
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)
if(VTK_LIBRARIES)
target_link_libraries(ConcatenateArray ${VTK_LIBRARIES})
else()
target_link_libraries(ConcatenateArray vtkHybrid vtkWidgets)
endif()
Download and Build ConcatenateArray
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.