Hello Hagen,
Kaiser, Hagen wrote:
>
> Hello again,
>
> 1. I have another problem: I havent built my project in release mode for
> a while.
> Now I did. And surprise. The program crashes.
>
> Im using OSG in a C++/CLI Environment. I wrote a User Control inspired
> by the code that is to find somewhere on the site.
>
> Where the render-thread is started and executed like this:
>
> viewer->setDone(false);
> while(!viewer->done())
> {
> System::Threading::Monitor::Enter(dummyViewerObject);//You must
> use a monitor to prevent another thread to update scene while viewer is
> rendering
>
> this->viewer->frame();
> System::Threading::Monitor::Exit(dummyViewerObject);//Now after
> exit, you can do what you want
> }
> All changes to the scenegraph are encapsulated by this
> System::Threading::Monitor…blablas.
>
> The program starts up wioth the viewer. I populate the scenegraph (at a
> ppos where no object can be seen)
> Then I change the camera-position to point where some objects are visible.
> The program crashes with System::AccessViolationException at
> System::Monitor::Exit(dummyviewerobject) in the above loop.
>
> As mentioned in the View Frustrum Culling - Discussion I have a
> subclassed GroupNode and a CullCallback in my app,.
>
> 2. If I don’t install the callback on my nodes. The program doesnot
> crash. BUT:
> The rendered display is totally broken. And I really couldn’t see a
> system in the kind things are drawn.
> It seems like some faces are drawn, some not in no particular order.
>
> I can change the cam-viewpoint (by propagated .NET-Events to the
> osgViewer) but after a millisecond the viewer freezes.
>
> This is really strange. Because compiling and running the program in
> debug mode runs fine with no issue at all.
hm, I'm not sure, but it sounds a bit as if you are using OpenSceneGraph
(OSG) not OpenSG ?
If that is the case I'm afraid I can't really help much (although I'd
like to, the problem you describe makes me curious ;) ) and I suggest
you contact the OpenSceneGraph mailing list:
[EMAIL PROTECTED]
regards,
Carsten
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