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TimeStamp

vtk-examples/Cxx/Utilities/TimeStamp

Question

If you have a question about this example, please use the VTK Discourse Forum

Code

TimeStamp.cxx

#include <vtkTimeStamp.h>

int main(int, char *[])
{
  vtkTimeStamp timeStamp;
  std::cout << "Time stamp: " << timeStamp << std::endl;
  timeStamp.Modified();
  std::cout << "Time stamp: " << timeStamp << std::endl;

  return EXIT_SUCCESS;
}

CMakeLists.txt

cmake_minimum_required(VERSION 3.12 FATAL_ERROR)

project(TimeStamp)

find_package(VTK COMPONENTS 
  CommonCore
  QUIET
)

if (NOT VTK_FOUND)
  message(FATAL_ERROR "TimeStamp: Unable to find the VTK build folder.")
endif()

# Prevent a "command line is too long" failure in Windows.
set(CMAKE_NINJA_FORCE_RESPONSE_FILE "ON" CACHE BOOL "Force Ninja to use response files.")
add_executable(TimeStamp MACOSX_BUNDLE TimeStamp.cxx )
  target_link_libraries(TimeStamp PRIVATE ${VTK_LIBRARIES}
)
# vtk_module_autoinit is needed
vtk_module_autoinit(
  TARGETS TimeStamp
  MODULES ${VTK_LIBRARIES}
)

Download and Build TimeStamp

Click here to download TimeStamp and its CMakeLists.txt file. Once the tarball TimeStamp.tar has been downloaded and extracted,

cd TimeStamp/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:

./TimeStamp

WINDOWS USERS

Be sure to add the VTK bin directory to your path. This will resolve the VTK dll's at run time.