diff --git a/samples/opengl/CMakeLists.txt b/samples/opengl/CMakeLists.txt index 4bf48925e3..ffad0211fa 100644 --- a/samples/opengl/CMakeLists.txt +++ b/samples/opengl/CMakeLists.txt @@ -1,3 +1,13 @@ +if(UNIX) + find_package(X11 QUIET) + if(NOT X11_FOUND) + message(STATUS "OpenGL samples require development files for libX11") + return() + endif() + include_directories(${X11_INCLUDE_DIR}) + set(SAMPLE_LINKER_DEPS "${X11_LIBRARIES}") +endif() + SET(OPENCV_OPENGL_SAMPLES_REQUIRED_DEPS opencv_core opencv_imgproc opencv_imgcodecs opencv_videoio opencv_highgui) ocv_check_dependencies(${OPENCV_OPENGL_SAMPLES_REQUIRED_DEPS}) @@ -17,7 +27,7 @@ if(BUILD_EXAMPLES AND OCV_DEPENDENCIES_FOUND) set(the_target "example_${project}_${name}") add_executable(${the_target} ${srcs}) - ocv_target_link_libraries(${the_target} ${OPENCV_LINKER_LIBS} ${OPENCV_OPENGL_SAMPLES_REQUIRED_DEPS}) + ocv_target_link_libraries(${the_target} ${OPENCV_LINKER_LIBS} ${OPENCV_OPENGL_SAMPLES_REQUIRED_DEPS} ${SAMPLE_LINKER_DEPS}) set_target_properties(${the_target} PROPERTIES OUTPUT_NAME "${project}-example-${name}"