VersionMacros
VTKExamples/Cxx/Utilities/VersionMacros
Question
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Code¶
VersionMacros.cxx
#include <vtkPolyData.h> #include <vtkVersion.h> // NOTE: without this include, the VTK_[]_VERSION are not defined! // These functions allow you to output the version defines at compile time #define STR(x) STR2(x) #define STR2(x) #x int main(int, char *[]) { #if VTK_MAJOR_VERSION>5 || (VTK_MAJOR_VERSION==5 && VTK_MINOR_VERSION>4) #pragma message(STR(VTK_MAJOR_VERSION)) #endif return EXIT_SUCCESS; }
CMakeLists.txt¶
cmake_minimum_required(VERSION 3.3 FATAL_ERROR) project(VersionMacros) find_package(VTK COMPONENTS vtkCommonCore vtkCommonDataModel QUIET) if (NOT VTK_FOUND) message("Skipping VersionMacros: ${VTK_NOT_FOUND_MESSAGE}") return () endif() message (STATUS "VTK_VERSION: ${VTK_VERSION}") if (VTK_VERSION VERSION_LESS "8.90.0") # old system include(${VTK_USE_FILE}) add_executable(VersionMacros MACOSX_BUNDLE VersionMacros.cxx ) target_link_libraries(VersionMacros PRIVATE ${VTK_LIBRARIES}) else () # include all components add_executable(VersionMacros MACOSX_BUNDLE VersionMacros.cxx ) target_link_libraries(VersionMacros PRIVATE ${VTK_LIBRARIES}) # vtk_module_autoinit is needed vtk_module_autoinit( TARGETS VersionMacros MODULES ${VTK_LIBRARIES} ) endif ()
Download and Build VersionMacros¶
Click here to download VersionMacros and its CMakeLists.txt file. Once the tarball VersionMacros.tar has been downloaded and extracted,
cd VersionMacros/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:
./VersionMacros
WINDOWS USERS
Be sure to add the VTK bin directory to your path. This will resolve the VTK dll's at run time.