FGFS-4.1/OpenSceneGraph
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Introduce new run frame rate management support to allow control of maximum frame rate and to support on demand rendering of frames

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This commit is contained in:
Robert Osfield
2009-04-24 16:20:50 +00:00
parent 860ae27faf
commit a50f0ccfaf
10 changed files with 198 additions and 57 deletions
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13
include/osgViewer/CompositeViewer
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@@ -73,9 +73,9 @@ class OSGVIEWER_EXPORT CompositeViewer : public ViewerBase, public virtual osg::
const osg::FrameStamp* getFrameStamp() const { return _frameStamp.get(); }
virtual double elapsedTime();
virtual osg::FrameStamp* getViewerFrameStamp() { return getFrameStamp(); }
/** Execute a main frame loop.
* Equivalent to while (!viewer.done()) viewer.frame();
@@ -84,17 +84,20 @@ class OSGVIEWER_EXPORT CompositeViewer : public ViewerBase, public virtual osg::
*/
virtual int run();
/** check to see if the new frame is required, called by run(..) when FrameScheme is set to ON_DEMAND.*/
virtual bool checkNeedToDoFrame();
virtual void advance(double simulationTime=USE_REFERENCE_TIME);
virtual void eventTraversal();
virtual void updateTraversal();
void setCameraWithFocus(osg::Camera* camera);
osg::Camera* getCameraWithFocus() { return _cameraWithFocus.get(); }
const osg::Camera* getCameraWithFocus() const { return _cameraWithFocus.get(); }
osgViewer::View* getViewWithFocus() { return _viewWithFocus.get(); }
const osgViewer::View* getViewWithFocus() const { return _viewWithFocus.get(); }