VTK/Examples/Cxx/Utilities/Variant

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Variant.cxx

#include <vtkVariant.h>

#include <iostream>
#include <string>

int main(int, char *[])
{
  double dVal = vtkVariant("2").ToDouble();
  std::cout << "dVal: " << dVal << std::endl;
  std::string strVal = vtkVariant(dVal).ToString();
  std::cout << "strVal: " << strVal << std::endl;
  return EXIT_SUCCESS;
}

Please try the new VTKExamples website.

CMakeLists.txt

cmake_minimum_required(VERSION 2.8)

PROJECT(Variant)

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

add_executable(Variant MACOSX_BUNDLE Variant.cxx)

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

Download and Build Variant

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

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

cd Variant/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:

./Variant

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.