FGFS-4.1/OpenSceneGraph
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Added support for starting and stopping osgViewer::Viewer threading and

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automatic handling of windows being closed.
This commit is contained in:
Robert Osfield
2007-01-04 11:49:15 +00:00
parent 23206270e0
commit 0ec854a365
3 changed files with 235 additions and 170 deletions
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14
include/osgViewer/Viewer
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@@ -72,15 +72,19 @@ class OSGVIEWER_EXPORT Viewer : public osgViewer::View
const osg::Camera* getCameraWithFocus() const { return _cameraWithFocus.get(); }
typedef std::vector<osg::GraphicsContext*> Contexts;
void getContexts(Contexts& contexts);
void getContexts(Contexts& contexts, bool onlyValid=true);
typedef std::vector<osgViewer::GraphicsWindow*> Windows;
void getWindows(Windows& windows);
void getWindows(Windows& windows, bool onlyValid=true);
public:
protected:
void init();
void stopThreading();
void startThreading();
void checkWindowStatus();
bool _firstFrame;
bool _done;
@@ -88,6 +92,10 @@ class OSGVIEWER_EXPORT Viewer : public osgViewer::View
osg::ref_ptr<osg::BarrierOperation> _startRenderingBarrier;
osg::ref_ptr<osg::BarrierOperation> _endRenderingDispatchBarrier;
unsigned int computeNumberOfThreadsIncludingMainRequired();
unsigned int _numThreadsOnBarrier;
osg::observer_ptr<osg::Camera> _cameraWithFocus;