Hi again,
I've reproduced it in release mode, but I had to wait a much longer time
(around 20 and 30 minutes), still with the osgwindows example.
On Thu, Jun 26, 2008 at 4:03 PM, Serge Lages <[EMAIL PROTECTED]> wrote:
> Thanks for your reply Robert,
>
> I was able to reproduce the crash with the example osgwindows (but not with
> osgcompositeviewer). I launched the example with the cow.osg model in debug
> mode, moved a little with the camera and gave a rotation, then waited a
> couple of minutes (less than 5) and it crash for the same reason (the
> OperationQueue has its SwapBuffersOperation corrupted) at the same location
> (line 75 in OperationThread.cpp).
>
> Anyone can try to reproduce it ? :)
> I'll try to launch it in release mode to see if it also crash.
>
>
> On Thu, Jun 26, 2008 at 3:43 PM, Robert Osfield <[EMAIL PROTECTED]>
> wrote:
>
>> Hi Serge,
>>
>> What you are doing looks OK, and there are already OSG examples doing
>> similar things so it "should" work. To track down what it might be
>> it'd worth trying out different threading models, and also try out
>> examples like osgthirdpersonview, osgcompositeviewer and osgcamera to
>> see if you can recreate the problems here, if so then others can try
>> it out at there end to see if problems occurs across OS/machines/build
>> combinations.
>>
>> For one point of reference, the type of usage you are putting the OSG
>> through is something I've put the OSG through many times before
>> without coming across this problem.
>>
>> Robert.
>>
>> On Thu, Jun 26, 2008 at 1:57 PM, Serge Lages <[EMAIL PROTECTED]>
>> wrote:
>> > Hi all,
>> >
>> > I am having a crash with a CompositeViewer setup on Windows XP (VS 8
>> Sp1, 1
>> > GeForce card, SVN trunk). It is composed of 2 windows into 1 screen,
>> with
>> > one context for each window. My threading model is DrawThreadPerContext.
>> > The crash takes place into OperationQueue, the _operations list has a
>> > corrupted element : the last one (the SwapBuffersOperation). The two
>> > graphics threads have their OperationQueue corrupted.
>> >
>> > So it crash line 75 into OperationThread.cpp because
>> > _currentOperationIterator points to a corrupted pointer.
>> > About my app, it just load the cow.osg, nothing else.
>> >
>> > Anyone have seen this problem before ? Or am I making something wrong on
>> my
>> > viewer setup (my code is below) ?
>> > Thanks in advance !
>> >
>> > osgViewer::CompositeViewer viewer;
>> > osg::Node *root = osgDB::readNodeFile("cow.osg");
>> >
>> > // upper window
>> > {
>> > // Traits
>> > osg::ref_ptr<osg::GraphicsContext::Traits> traits = new
>> > osg::GraphicsContext::Traits;
>> >
>> > traits->x = 300;
>> > traits->y = 40;
>> > traits->width = 600;
>> > traits->height = 300;
>> > traits->windowDecoration = true;
>> > traits->doubleBuffer = true;
>> > traits->sharedContext = 0;
>> >
>> > // Graphic context
>> > osg::ref_ptr<osg::GraphicsContext> gc =
>> > osg::GraphicsContext::createGraphicsContext(traits.get());
>> > osgViewer::View *view = new
>> osgViewer::View;
>> > GLenum buffer =
>> traits->doubleBuffer
>> > ? GL_BACK : GL_FRONT;
>> >
>> > viewer.addView(view);
>> > view->getCamera()->setGraphicsContext(gc.get());
>> > view->getCamera()->setViewport(new osg::Viewport(0,0,
>> traits->width,
>> > traits->height));
>> > view->getCamera()->setDrawBuffer(buffer);
>> > view->getCamera()->setReadBuffer(buffer);
>> > view->setSceneData(root);
>> > }
>> > // lower window
>> > {
>> > // Traits
>> > osg::ref_ptr<osg::GraphicsContext::Traits> traits = new
>> > osg::GraphicsContext::Traits;
>> >
>> > traits->x = 300;
>> > traits->y = 375;
>> > traits->width = 600;
>> > traits->height = 480;
>> > traits->windowDecoration = true;
>> > traits->doubleBuffer = true;
>> > traits->sharedContext = 0;
>> >
>> > // Graphic context
>> > osg::ref_ptr<osg::GraphicsContext> gc =
>> > osg::GraphicsContext::createGraphicsContext(traits.get());
>> > osgViewer::View *view = new
>> osgViewer::View;
>> > GLenum buffer =
>> traits->doubleBuffer
>> > ? GL_BACK : GL_FRONT;
>> >
>> > viewer.addView(view);
>> > view->getCamera()->setGraphicsContext(gc.get());
>> > view->getCamera()->setViewport(new osg::Viewport(0,0,
>> traits->width,
>> > traits->height));
>> > view->getCamera()->setDrawBuffer(buffer);
>> > view->getCamera()->setReadBuffer(buffer);
>> > view->setSceneData(root);
>> > view->addEventHandler(new
>> > osgGA::StateSetManipulator(view->getCamera()->getOrCreateStateSet()));
>> > view->addEventHandler(new osgViewer::StatsHandler());
>> > }
>> >
>> > viewer.run();
>> >
>> > return (0);
>> >
>> > --
>> > Serge Lages
>> > http://www.tharsis-software.com
>> > _______________________________________________
>> > osg-users mailing list
>> > [email protected]
>> >
>> http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org
>> >
>> >
>> _______________________________________________
>> osg-users mailing list
>> [email protected]
>> http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org
>>
>
>
>
> --
> Serge Lages
> http://www.tharsis-software.com
>
--
Serge Lages
http://www.tharsis-software.com
_______________________________________________
osg-users mailing list
[email protected]
http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org
