VC3DGraphicsWindowQt

VC3DGraphicsWindowQt::VC3DGraphicsWindowQt(QWidget* parent,Qt::WindowFlags f)
{
    osg::DisplaySetTings* ds = osg::DisplaySetTings::instance().get();
    osg::setNotifyLevel(osg::NotifySeverity::FATAL);

    _Traits = new osg::GraphicsContext::Traits();
    _Traits->windowDecoration = false;
    _Traits->x = 0;
    _Traits->y = 0;
    _Traits->width = 100;
    _Traits->height = 100;
    _Traits->doubleBuffer = true;
    if (ds)
    {
        _Traits->alpha = ds->getMinimumNumAlphaBits();
        _Traits->stencil = ds->getMinimumNumStencilBits();
        _Traits->sampleBuffers = ds->getMultiSamples();
        _Traits->samples = ds->getNumMultiSamples();
    }
    if (parent)
    {
        _Traits->width = parent->width();
        _Traits->height = parent->height();
    }

    // create widget if it does not exist
    if (!@H_728_8@m_opengl_widget)
    {
        // WindowFlags
        Qt::WindowFlags flags = f | Qt::Widget;
        // create widget
        m_opengl_widget = new VC3DQtOSGWidget(parent,flags);
    }

    m_opengl_widget->setMouseTracking(true);
    m_opengl_widget->setFocusPolicy(Qt::WheelFocus);
    m_opengl_widget->setGraphicsWindow(this);
    usecursor(_Traits->usecursor);

    // initialize State
    setState(new osg::StatE);
    getState()->setGraphicsContext(this);

    // initialize contextID
    if (_Traits.valid() && _Traits->sharedContext.valid())
    {
        getState()->setContextID(_Traits->sharedContext->getState()->getContextID());
        incrementContextIDUsageCount(getState()->getContextID());
    }
    else
    {
        getState()->setContextID(osg::GraphicsContext::createNewContextID());
    }

    // make sure the event queue has the correct window rectangle size and input range
#if (OPENSCENEGRAPH_MAJOR_VERSION == 3) && (OPENSCENEGRAPH_MINOR_VERSION == 2)
    getEventQueue()->syncWindowRectangleWithGraphcisContext();
#else
    getEventQueue()->syncWindowRectangleWithGraphicsContext();
#endif
}