if (TARGET gl3w) return() endif() set(_gl3w_SourceDir ${IMGUI_NODE_EDITOR_ROOT_DIR}/external/gl3w) set(_gl3w_BinaryDir ${CMAKE_BINARY_DIR}/external/gl3w) add_subdirectory(${_gl3w_SourceDir} ${_gl3w_BinaryDir}) include(${CMAKE_ROOT}/Modules/FindPackageHandleStandardArgs.cmake) find_package_handle_standard_args( gl3w REQUIRED_VARS _gl3w_SourceDir )