Hi Nick,
Did you use the second of observer_ptr header that I posted? As I
believe this addresses the issue you've got - my build failed here
with my first cut, I fixed it and posted the new observer_ptr header.
Since then my build has completed without problems.
Robert.
On Fri, Feb 19, 2010 at 3:24 PM, Trajce (Nick) Nikolov
<nikolov.tra...@gmail.com> wrote:
> got this Error while building
>
>>SceneView.cpp
> 4>D:\OpenSceneGraph\include\osg/observer_ptr(54) : error C2664:
> 'OpenThreads::ScopedLock<M>::ScopedLock(const OpenThreads::ScopedLock<M> &)'
> : cannot convert parameter 1 from 'OpenThreads::Mutex *' to 'const
> OpenThreads::ScopedLock<M> &'
> 4> with
> 4> [
> 4> M=OpenThreads::Mutex
> 4> ]
> 4> Reason: cannot convert from 'OpenThreads::Mutex *' to 'const
> OpenThreads::ScopedLock<M>'
> 4> with
> 4> [
> 4> M=OpenThreads::Mutex
> 4> ]
> 4> No constructor could take the source type, or constructor overload
> resolution was ambiguous
> 4> D:\OpenSceneGraph\include\osg/observer_ptr(51) : while compiling
> class template member function 'osg::observer_ptr<T>
> &osg::observer_ptr<T>::operator =(const osg::observer_ptr<T> &)'
> 4> with
> 4> [
> 4> T=osg::Camera
> 4> ]
> 4> D:\OpenSceneGraph\include\osgUtil/SceneView(523) : see reference
> to class template instantiation 'osg::observer_ptr<T>' being compiled
> 4> with
> 4> [
> 4> T=osg::Camera
> 4> ]
> -Nick
>
>
> On Fri, Feb 19, 2010 at 5:19 PM, Trajce (Nick) Nikolov
> <nikolov.tra...@gmail.com> wrote:
>>
>> rebuilding ...
>> -Nick
>>
>>
>> On Fri, Feb 19, 2010 at 5:16 PM, Robert Osfield <robert.osfi...@gmail.com>
>> wrote:
>>>
>>> Hi Nick,
>>>
>>> I was just reviewing your the code you copied in your earlier message
>>> (below) and spotted that the observer_ptr<> was access a local mutex
>>> not the GlobalObserverMutex() as it should have been. I've just fixed
>>> observer_ptr<> and am currently rebuilding. Could you try the
>>> attached include/osg/observer_ptr<>.
>>>
>>> I do testing at my end if everything goes smoothly will check the
>>> change in. I really don't know if it would fix the problem you are
>>> seeing, fingers crossed.
>>>
>>> Robert.
>>>
>>> On Fri, Feb 19, 2010 at 10:11 AM, Trajce (Nick) Nikolov
>>> <nikolov.tra...@gmail.com> wrote:
>>> > Hi Robert,
>>> > I am getting a crash when cleaning up dynamic viewer
>>> > osg::ref_ptr<osgViewer::CompositeViewer> viewer;
>>> > ......
>>> > viewer = 0;
>>> >
>>> >
>>> > osg63-osgViewerd.dll!osg::observer_ptr<osgViewer::ViewerBase>::objectDeleted(void
>>> > * obj=0x019c0ce4) Line 115 + 0x6 bytes C++
>>> > osg63-osgd.dll!osg::ObserverSet::signalObjectDeleted(void *
>>> > ptr=0x019c0ce4) Line 68 + 0x20 bytes C++
>>> > osg63-osgd.dll!osg::Referenced::signalObserversAndDelete(bool
>>> > signalUnreferened=true, bool signalDelete=true, bool doDelete=true)
>>> > Line
>>> > 311 C++
>>> > osg63-osgd.dll!osg::Referenced::unref() Line 196 C++
>>> >
>>> >
>>> > KtIGLibOSGD.dll!osg::ref_ptr<osgViewer::CompositeViewer>::operator=(osgViewer::CompositeViewer
>>> > * ptr=0x00000000) Line 57 C++
>>> >> KtIGLibOSGD.dll!KtIGLibOSG::destroy() Line 72 C++
>>> >
>>> > down to
>>> > virtual void objectDeleted(void* obj)
>>> > {
>>> > T* ref_obj = static_cast<T*>(obj);
>>> > OpenThreads::ScopedLock<OpenThreads::Mutex> lock(_mutex);
>>> > HERE->>> if (ref_obj->referenceCount() == 0) _ptr = 0;
>>> > }
>>> > -Nick
>>> >
>>> >
>>> > On Fri, Feb 19, 2010 at 11:36 AM, Robert Osfield
>>> > <robert.osfi...@gmail.com>
>>> > wrote:
>>> >>
>>> >> Hi All,
>>> >>
>>> >> To give you all a chance to thrash the OSG svn/trunk to an inch of
>>> >> it's life I'm headline for a few hours (to do my weekly long run).
>>> >> I'll be back at lunchtime, and if all looks well I'll go for making
>>> >> 2.7.9 this afternoon (UK time).
>>> >>
>>> >> Thanks for all the testing,
>>> >> Robert.
>>> >> _______________________________________________
>>> >> osg-users mailing list
>>> >> osg-users@lists.openscenegraph.org
>>> >>
>>> >> http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org
>>> >
>>> >
>>> > _______________________________________________
>>> > osg-users mailing list
>>> > osg-users@lists.openscenegraph.org
>>> >
>>> > http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org
>>> >
>>> >
>>>
>>> _______________________________________________
>>> osg-users mailing list
>>> osg-users@lists.openscenegraph.org
>>> http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org
>>>
>>
>
>
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