Thank you very much for these information Don, so it seems that our crash is
really related to VMWare, I think we'll need to install a proper Linux... :)

On Fri, Dec 5, 2008 at 12:21 AM, Don Leich <[EMAIL PROTECTED]> wrote:

> The osgviewerQT example with the --QOSGWidget option has exposed some
> problems at the juction of OSG and the windowing system.  I was aware of a
> problem running this on Mac OS X for a couple of weeks, but didn't pay much
> attention to it.  I spent some time testing on a variey of Linux systems and
> found a problem there too.  Please note I'm running OSG version 2.6.0.
>
> On Mac OS X osgviewerQT crashes after getting a BadWindow error from
> XGetWindowAttributes when called by osgViewer::GraphicsWindowX11::setWindow.
> The window attributes are garbage values.
>
> More curious, I tested two nearly identical systems and the example run OK
> on one and crashed on the other.
>
>
>  $ osgviewerQT cow.osg --QOSGWidget --CompositeViewer
>
> --- OK on system 1 ---
>
> Fedora w/2.6.9-5.ELsmp kernel
> OpenGL renderer string: Quadro FX 3450/4000 SDI/PCI/SSE2
> OpenGL version string: 2.1.1 NVIDIA 100.14.19
>
> --- Crashes on system 2 ---
>
> Fedora w/2.6.9-5.ELsmp kernel
> OpenGL renderer string: Quadro FX 3450/4000 SDI/PCI/SSE2
> OpenGL version string: 2.0.0 NVIDIA 76.76
>
>
> Program received signal SIGABRT, Aborted.
> 0x004417a2 in _dl_sysinfo_int80 () from /lib/ld-linux.so.2
> (gdb) where
> #0  0x004417a2 in _dl_sysinfo_int80 () from /lib/ld-linux.so.2
> #1  0x00a6d955 in raise () from /lib/tls/libc.so.6
> #2  0x00a6f319 in abort () from /lib/tls/libc.so.6
> #3  0x0054d557 in __cxa_call_unexpected () from /usr/lib/libstdc++.so.5
> #4  0x0054d5a4 in std::terminate () from /usr/lib/libstdc++.so.5
> #5  0x0054d716 in __cxa_throw () from /usr/lib/libstdc++.so.5
> #6  0x00503e33 in std::__throw_logic_error () from /usr/lib/libstdc++.so.5
> #7  0x00540fc2 in std::string::_M_replace_safe<char const*> () from
> /usr/lib/libstdc++.so.5
> #8  0x0053d894 in std::basic_string<char, std::char_traits<char>,
> std::allocator<char> >::basic_string () from
> #/usr/lib/libstdc++.so.5
> #9  0x00fdf661 in osg::getGLVersionNumber () at
> /usr/osg/OpenSceneGraph-2.6.0/src/osg/GLExtensions.cpp:47
> #10 0x010adf34 in osg::State::initializeExtensionProcs (this=0x9196ce8) at
> #/usr/osg/OpenSceneGraph-2.6.0/src/osg/State.cpp:757
> #11 0x00961c1f in osgUtil::SceneView::draw (this=0x919d898) at
> #/usr/osg/OpenSceneGraph-2.6.0/src/osgUtil/SceneView.cpp:988
> #12 0x0063dd6a in osgViewer::Renderer::cull_draw (this=0x919d6d8) at
> #/usr/osg/OpenSceneGraph-2.6.0/src/osgViewer/Renderer.cpp:535
> #13 0x0063e83f in osgViewer::Renderer::operator() (this=0x919d6d8,
> context=0x90e79f8) at
> #/usr/osg/OpenSceneGraph-2.6.0/src/osgViewer/Renderer.cpp:636
> #14 0x01028521 in osg::GraphicsContext::runOperations (this=0x90e79f8) at
> #/usr/osg/OpenSceneGraph-2.6.0/src/osg/GraphicsContext.cpp:688
> #15 0x00685289 in osgViewer::ViewerBase::renderingTraversals
> (this=0x90e6b88) at
> #/usr/osg/OpenSceneGraph-2.6.0/src/osgViewer/ViewerBase.cpp:694
> #16 0x00684a80 in osgViewer::ViewerBase::frame (this=0x90e6b88,
> simulationTime=1.7976931348623157e+308) at
> #/usr/osg/OpenSceneGraph-2.6.0/src/osgViewer/ViewerBase.cpp:592
> #17 0x0805b4c7 in CompositeViewerQOSG::paintEvent (this=0x90e6b88,
> event=0xbff758c0) at
> #/usr/osg/OpenSceneGraph-2.6.0/examples/osgviewerQT/QOSGWidget.cpp:296
> #18 0x0350c0bc in QWidget::event () from /usr/lib/qt-3.3/lib/libqt-mt.so.3
> #19 0x034778f9 in QApplication::internalNotify () from
> /usr/lib/qt-3.3/lib/libqt-mt.so.3
> #20 0x03477a8a in QApplication::notify () from
> /usr/lib/qt-3.3/lib/libqt-mt.so.3
> #21 0x03445f4c in QWidget::repaint () from
> /usr/lib/qt-3.3/lib/libqt-mt.so.3
> #22 0x03507e0b in QWidget::repaint () from
> /usr/lib/qt-3.3/lib/libqt-mt.so.3
> #23 0x0380ac13 in QWidget::qt_invoke () from
> /usr/lib/qt-3.3/lib/libqt-mt.so.3
> #24 0x034d6450 in QObject::activate_signal () from
> /usr/lib/qt-3.3/lib/libqt-mt.so.3
> #25 0x034d6b2a in QObject::activate_signal () from
> /usr/lib/qt-3.3/lib/libqt-mt.so.3
> #26 0x0380929d in QTimer::timeout () from /usr/lib/qt-3.3/lib/libqt-mt.so.3
> #27 0x034f615c in QTimer::event () from /usr/lib/qt-3.3/lib/libqt-mt.so.3
> #28 0x034778f9 in QApplication::internalNotify () from
> /usr/lib/qt-3.3/lib/libqt-mt.so.3
> #29 0x03477a8a in QApplication::notify () from
> /usr/lib/qt-3.3/lib/libqt-mt.so.3
> #30 0x0346bc6e in QEventLoop::activateTimers () from
> /usr/lib/qt-3.3/lib/libqt-mt.so.3
> #31 0x03427c2e in QEventLoop::processEvents () from
> /usr/lib/qt-3.3/lib/libqt-mt.so.3
> #32 0x0348cf25 in QEventLoop::enterLoop () from
> /usr/lib/qt-3.3/lib/libqt-mt.so.3
> #33 0x0348ce7e in QEventLoop::exec () from
> /usr/lib/qt-3.3/lib/libqt-mt.so.3
> #34 0x03476afb in QApplication::exec () from
> /usr/lib/qt-3.3/lib/libqt-mt.so.3
> #35 0x08058ac3 in mainQOSGWidget ([EMAIL PROTECTED], [EMAIL PROTECTED]) at
> #/usr/osg/OpenSceneGraph-2.6.0/examples/osgviewerQT/QOSGWidget.cpp:383
> #36 0x0805e927 in main (argc=2, argv=0xbff76184) at
> #/usr/osg/OpenSceneGraph-2.6.0/examples/osgviewerQT/osgviewerQT.cpp:51
> (gdb)
>
> Is the driver on system 2 known to be buggy?
>
> I saw the thread on the affect of the locale setting on getGLVersionNumber,
> but I don't think that's the problem here.  Local is LC_ALL=C on both of
> these systems.
>
> I'll be glad to provide more specific information if that will help smooth
> out the wrinkles with Qt integration here.
>
>
> -Don Leich
>
>
>
>
> >
> > Hi all,
> >
> > I would like to know if in a correctly configured Linux, the osgviewerQT
> > example works with the --QOSGWidget option ?
> >
> > I am asking that because we are currently trying to achieve something
> > similar with WinForms on Linux (using Mono), and we are following the
> > same way than the QT example and the QOSGWidget. The big deal is that we
> > are working with VMWare, without real graphics drivers, and this example
> > crash the same way as our application. That's why we would like to know
> > if it's related to VMWare or not.
> >
> > Thanks in advance !
> >
> > --
> > Serge Lages
> > http://www.tharsis-software.com
> >
>
> _______________________________________________
> osg-users mailing list
> [email protected]
> http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org
>



-- 
Serge Lages
http://www.tharsis-software.com
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