ExternalProject_Add (
            FREEGLUT-PRJ
            URL https://github.com/FreeGLUTProject/freeglut/releases/download/v3.4.0/freeglut-3.4.0.tar.gz
            URL_MD5 f1621464e6525d0368976870cab8f418
            CMAKE_GENERATOR ${CMAKE_GENERATOR}
            CMAKE_GENERATOR_TOOLSET ${CMAKE_GENERATOR_TOOLSET}
            CMAKE_GENERATOR_PLATFORM ${CMAKE_GENERATOR_PLATFORM}
            CMAKE_ARGS  -DCMAKE_BUILD_TYPE=Release
                        -DFREEGLUT_BUILD_SHARED_LIBS=OFF
                        -DFREEGLUT_BUILD_STATIC_LIBS=ON
                        -DFREEGLUT_BUILD_DEMOS=OFF
            PREFIX ${CMAKE_CURRENT_BINARY_DIR}/freeglut
            
            
            
            INSTALL_COMMAND ""
            
            
        )