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Preliminary work on general purpose incremental compile support in osgViewer.

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This commit is contained in:
Robert Osfield
2009-03-08 12:00:36 +00:00
parent 43a081ee98
commit 7473b06275
8 changed files with 405 additions and 74 deletions
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43
include/osgViewer/ViewerBase
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@@ -17,6 +17,7 @@
#include <osg/Stats>
#include <osgUtil/UpdateVisitor>
#include <osgUtil/GLObjectsVisitor>
#include <osgGA/MatrixManipulator>
#include <osgGA/EventVisitor>
@@ -184,6 +185,15 @@ class OSGVIEWER_EXPORT ViewerBase : public virtual osg::Object
/** Get the graphics operation to call on realization of the viewers graphics windows.*/
osg::Operation* getRealizeOperation() { return _realizeOperation.get(); }
/** Set the incremental compile operation.
* Used to manage the OpenGL object compilation and merging of subgraphs in a way that avoids overloading
* the rendering of frame with too many new objects in one frame. */
void setIncrementalCompileOperation(osgUtil::IncrementalCompileOperation* ico);
/** Get the incremental compile operation. */
osgUtil::IncrementalCompileOperation* getIncrementalCompileOperation() { return _incrementalCompileOperation.get(); }
/** Check to see if windows are still open, if not set viewer done to true. */
@@ -260,29 +270,30 @@ class OSGVIEWER_EXPORT ViewerBase : public virtual osg::Object
virtual void viewerInit() = 0;
bool _firstFrame;
bool _done;
int _keyEventSetsDone;
bool _quitEventSetsDone;
bool _releaseContextAtEndOfFrameHint;
bool _firstFrame;
bool _done;
int _keyEventSetsDone;
bool _quitEventSetsDone;
bool _releaseContextAtEndOfFrameHint;
ThreadingModel _threadingModel;
bool _threadsRunning;
ThreadingModel _threadingModel;
bool _threadsRunning;
BarrierPosition _endBarrierPosition;
BarrierPosition _endBarrierPosition;
osg::ref_ptr<osg::BarrierOperation> _startRenderingBarrier;
osg::ref_ptr<osg::BarrierOperation> _endRenderingDispatchBarrier;
osg::ref_ptr<osg::EndOfDynamicDrawBlock> _endDynamicDrawBlock;
osg::ref_ptr<osg::BarrierOperation> _startRenderingBarrier;
osg::ref_ptr<osg::BarrierOperation> _endRenderingDispatchBarrier;
osg::ref_ptr<osg::EndOfDynamicDrawBlock> _endDynamicDrawBlock;
osg::ref_ptr<osgGA::EventVisitor> _eventVisitor;
osg::ref_ptr<osgGA::EventVisitor> _eventVisitor;
osg::ref_ptr<osg::OperationQueue> _updateOperations;
osg::ref_ptr<osgUtil::UpdateVisitor> _updateVisitor;
osg::ref_ptr<osg::OperationQueue> _updateOperations;
osg::ref_ptr<osgUtil::UpdateVisitor> _updateVisitor;
osg::ref_ptr<osg::Operation> _realizeOperation;
osg::ref_ptr<osg::Operation> _realizeOperation;
osg::ref_ptr<osgUtil::IncrementalCompileOperation> _incrementalCompileOperation;
osg::observer_ptr<osg::GraphicsContext> _currentContext;
osg::observer_ptr<osg::GraphicsContext> _currentContext;
};
}