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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14
include/osgViewer/Viewer
View File

@@ -35,7 +35,7 @@ class OSGVIEWER_EXPORT Viewer : public ViewerBase, public osgViewer::View
Viewer(const osgViewer::Viewer& viewer, const osg::CopyOp& copyop=osg::CopyOp::SHALLOW_COPY);
virtual ~Viewer();
META_Object(osgViewer,Viewer);
/** Take all the settings, Camera and Slaves from the passed in view(er), leaving it empty. */
@@ -74,9 +74,8 @@ class OSGVIEWER_EXPORT Viewer : public ViewerBase, public osgViewer::View
virtual double elapsedTime();
virtual osg::FrameStamp* getViewerFrameStamp() { return getFrameStamp(); }
virtual osg::FrameStamp* getViewerFrameStamp() { return getFrameStamp(); }
/** Execute a main frame loop.
* Equivalent to while (!viewer.done()) viewer.frame();
@@ -85,18 +84,21 @@ class OSGVIEWER_EXPORT Viewer : public ViewerBase, public osgViewer::View
*/
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) { _cameraWithFocus = camera; }
osg::Camera* getCameraWithFocus() { return _cameraWithFocus.get(); }
const osg::Camera* getCameraWithFocus() const { return _cameraWithFocus.get(); }
virtual void getCameras(Cameras& cameras, bool onlyActive=true);
virtual void getContexts(Contexts& contexts, bool onlyValid=true);
virtual void getAllThreads(Threads& threads, bool onlyActive=true);