hum ..... the _mutex in observer_ptr is pure pointer. No smart thing on it. How you want to check it?
-Nick On Fri, Feb 19, 2010 at 5:01 PM, Trajce (Nick) Nikolov < nikolov.tra...@gmail.com> wrote: > Hi Robert, > > I am up to date, before you went running :). I was following this thread > carefully today. The update I did just now has not affected the pointers > stuff > > The idea about checking the validation of the mutex is good idea. I am > trying it right now > > -Nick > > > > On Fri, Feb 19, 2010 at 4:52 PM, Robert Osfield > <robert.osfi...@gmail.com>wrote: > >> Hi Nick, >> >> On Fri, Feb 19, 2010 at 2:38 PM, Trajce (Nick) Nikolov >> <nikolov.tra...@gmail.com> wrote: >> > And it crashes on the mutex lock >> >> Ahhh, good at least we have something to gone on it tracking down what >> is going wrong. It does sound kinda similar to the issue that Rafa had >> with destruction under OSX, but I've already checked in a fix for this >> which Rafa confirmed has worked. Is there any chance you haven't >> updated to the latest svn/trunk that includes the changes for fixing >> things under OSX? >> >> The issue under OSX was that the clean up of the app destructed the >> GlobalObserverMutex before the scene graph/viewer, and then when it >> came to clean up these structures the mutex pointer was invalid. >> >> If the fix for OSX doesn't work and still the static >> GlobalObserverMutex is getting destructed before the viewer then we >> could possible add a check into mutex locking code so that if the >> pointer has been reset to 0 then don't attempt to lock it. The >> GlobalObserMutex uses a custom smart pointer class to make sure the >> pointer is reset to 0 after deletion of the object so it should be >> possible to test against it at runtime as well as in the debugger. >> >> Robert. >> _______________________________________________ >> osg-users mailing list >> osg-users@lists.openscenegraph.org >> http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org >> > >
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