SortDataArray
VTKExamples/Cxx/Utilities/SortDataArray
Code¶
SortDataArray.cxx
#include <vtkSortDataArray.h> #include <vtkDoubleArray.h> #include <vtkIntArray.h> #include <vtkSmartPointer.h> int main(int, char *[]) { vtkSmartPointer<vtkDoubleArray> valueArray = vtkSmartPointer<vtkDoubleArray>::New(); valueArray->InsertNextValue(20.0); valueArray->InsertNextValue(10.0); valueArray->InsertNextValue(30.0); vtkSmartPointer<vtkIntArray> keyArray = vtkSmartPointer<vtkIntArray>::New(); keyArray->InsertNextValue(1); keyArray->InsertNextValue(0); keyArray->InsertNextValue(2); std::cout << "Unsorted: " << valueArray->GetValue(0) << " " << valueArray->GetValue(1) << " " << valueArray->GetValue(2) << std::endl; // Sort the array vtkSmartPointer<vtkSortDataArray> sortDataArray = vtkSmartPointer<vtkSortDataArray>::New(); sortDataArray->Sort(keyArray, valueArray); std::cout << "Sorted: " << valueArray->GetValue(0) << " " << valueArray->GetValue(1) << " " << valueArray->GetValue(2) << std::endl; return EXIT_SUCCESS; }
CMakeLists.txt¶
cmake_minimum_required(VERSION 2.8) PROJECT(SortDataArray) find_package(VTK REQUIRED) include(${VTK_USE_FILE}) add_executable(SortDataArray MACOSX_BUNDLE SortDataArray.cxx) target_link_libraries(SortDataArray ${VTK_LIBRARIES})
Download and Build SortDataArray¶
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 Some tarballs may be missing or out-of-date.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 SortDataArray and its CMakeLists.txt file. Once the tarball SortDataArray.tar has been downloaded and extracted,
cd SortDataArray/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:
./SortDataArray
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.