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# ----------------------------------------------------------------------------
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# Detect 3rd-party GUI libraries
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# ----------------------------------------------------------------------------
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#--- Win32 UI ---
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ocv_clear_vars(HAVE_WIN32UI)
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if(WITH_WIN32UI)
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TRY_COMPILE(HAVE_WIN32UI
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"${OPENCV_BINARY_DIR}/CMakeFiles/CMakeTmp"
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"${OpenCV_SOURCE_DIR}/cmake/checks/win32uitest.cpp"
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CMAKE_FLAGS "\"user32.lib\" \"gdi32.lib\""
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OUTPUT_VARIABLE OUTPUT)
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endif(WITH_WIN32UI)
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# --- QT4 ---
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ocv_clear_vars(HAVE_QT)
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if(WITH_QT)
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find_package(Qt4)
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if(QT4_FOUND)
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set(HAVE_QT TRUE)
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add_definitions(-DHAVE_QT) # We need to define the macro this way, using cvconfig.h does not work
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endif()
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endif()
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# --- GTK ---
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ocv_clear_vars(HAVE_GTK HAVE_GTHREAD HAVE_GTKGLEXT)
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if(WITH_GTK AND NOT HAVE_QT)
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CHECK_MODULE(gtk+-2.0 HAVE_GTK)
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CHECK_MODULE(gthread-2.0 HAVE_GTHREAD)
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if(WITH_OPENGL)
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CHECK_MODULE(gtkglext-1.0 HAVE_GTKGLEXT)
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endif()
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endif()
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# --- OpenGl ---
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ocv_clear_vars(HAVE_OPENGL HAVE_QT_OPENGL)
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if(WITH_OPENGL)
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if(WITH_WIN32UI OR (HAVE_QT AND QT_QTOPENGL_FOUND) OR HAVE_GTKGLEXT)
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find_package (OpenGL QUIET)
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if(OPENGL_FOUND)
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set(HAVE_OPENGL TRUE)
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list(APPEND OPENCV_LINKER_LIBS ${OPENGL_LIBRARIES})
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if(QT_QTOPENGL_FOUND)
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set(HAVE_QT_OPENGL TRUE)
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add_definitions(-DHAVE_QT_OPENGL)
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else()
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ocv_include_directories(${OPENGL_INCLUDE_DIR})
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endif()
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endif()
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endif()
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endif(WITH_OPENGL)
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