VTK/Examples/Cxx/Utilities/DenseArrayRange

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DenseArrayRange.cxx

#include <vtkSmartPointer.h>
#include <vtkDenseArray.h>
#include <vtkArrayRange.h>

int main(int, char *[])
{
  vtkSmartPointer<vtkDenseArray<double> > array = 
      vtkSmartPointer<vtkDenseArray<double> >::New();
  array->Resize(5,1);
  
  for(unsigned int i = 0; i < 5; i++)
    {
    array->SetValue(i, 0, 2.0);
    double val = array->GetValue(i,0);
    std::cout << "val: " << val << std::endl;
    }
    
  //int extent = array->GetExtents()[1];
  int dim1start = array->GetExtent(0).GetBegin();
  int dim1end = array->GetExtent(0).GetEnd();
  std::cout << "dim1: " << dim1start << " to " << dim1end << std::endl;
  //int dim2 = array->GetExtent(1)[1];
  
  return EXIT_SUCCESS;
}

Please try the new VTKExamples website.

CMakeLists.txt

cmake_minimum_required(VERSION 2.8)

PROJECT(DenseArrayRange)

find_package(VTK REQUIRED)
include(${VTK_USE_FILE})

add_executable(DenseArrayRange MACOSX_BUNDLE DenseArrayRange.cxx)

if(VTK_LIBRARIES)
  target_link_libraries(DenseArrayRange ${VTK_LIBRARIES})
else()
  target_link_libraries(DenseArrayRange vtkHybrid vtkWidgets)
endif()

Download and Build DenseArrayRange

Click here to download DenseArrayRange. and its CMakeLists.txt file.

Once the tarball DenseArrayRange.tar has been downloaded and extracted,

cd DenseArrayRange/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:

./DenseArrayRange

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.