HEADERS += glwidget.h SOURCES += glwidget.cpp main.cpp RESOURCES += framebufferobject2.qrc QT += opengl widgets # install target.path = $$[QT_INSTALL_EXAMPLES]/opengl/framebufferobject2 INSTALLS += target contains(QT_CONFIG, opengles.) { contains(QT_CONFIG, angle): \ warning("Qt was built with ANGLE, which provides only OpenGL ES 2.0 on top of DirectX 9.0c") error("This example requires Qt to be configured with -opengl desktop") }