70b5297575
git-svn-id: http://svn.openscenegraph.org/osg/OpenSceneGraph/trunk@14826 16af8721-9629-0410-8352-f15c8da7e697
154 lines
5.2 KiB
C++
154 lines
5.2 KiB
C++
/* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2006 Robert Osfield
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*
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* This library is open source and may be redistributed and/or modified under
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* the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or
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* (at your option) any later version. The full license is in LICENSE file
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* included with this distribution, and on the openscenegraph.org website.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* OpenSceneGraph Public License for more details.
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*/
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#ifndef OSGVIEWER_CompositeViewer
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#define OSGVIEWER_CompositeViewer 1
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#include <osg/ArgumentParser>
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#include <osgUtil/UpdateVisitor>
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#include <osgViewer/GraphicsWindow>
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#include <osgViewer/View>
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namespace osgViewer {
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/** CompositeViewer holds one or more views to one or more scenes.*/
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class OSGVIEWER_EXPORT CompositeViewer : public ViewerBase
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{
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public:
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CompositeViewer();
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CompositeViewer(const CompositeViewer&,const osg::CopyOp& copyop=osg::CopyOp::SHALLOW_COPY);
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CompositeViewer(osg::ArgumentParser& arguments);
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META_Object(osgViewer,CompositeViewer);
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virtual ~CompositeViewer();
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/** Read the viewer configuration from a configuration file.*/
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bool readConfiguration(const std::string& filename);
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/** Set the Stats object used to collect various frame related timing and scene graph stats.*/
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virtual void setViewerStats(osg::Stats* stats) { _stats = stats; }
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/** Get the Viewers Stats object.*/
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virtual osg::Stats* getViewerStats() { return _stats.get(); }
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/** Get the Viewers Stats object.*/
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virtual const osg::Stats* getViewerStats() const { return _stats.get(); }
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void addView(osgViewer::View* view);
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void removeView(osgViewer::View* view);
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osgViewer::View* getView(unsigned i) { return _views[i].get(); }
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const osgViewer::View* getView(unsigned i) const { return _views[i].get(); }
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unsigned int getNumViews() const { return _views.size(); }
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/** Get whether at least of one of this viewer's windows are realized.*/
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virtual bool isRealized() const;
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/** Set up windows and associated threads.*/
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virtual void realize();
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virtual void setStartTick(osg::Timer_t tick);
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void setReferenceTime(double time=0.0);
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osg::FrameStamp* getFrameStamp() { return _frameStamp.get(); }
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const osg::FrameStamp* getFrameStamp() const { return _frameStamp.get(); }
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virtual double elapsedTime();
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virtual osg::FrameStamp* getViewerFrameStamp() { return getFrameStamp(); }
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/** Execute a main frame loop.
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* Equivalent to while (!viewer.done()) viewer.frame();
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* Also calls realize() if the viewer is not already realized,
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* and installs trackball manipulator if one is not already assigned.
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*/
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virtual int run();
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/** Check to see if the new frame is required, called by run() when FrameScheme is set to ON_DEMAND.*/
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virtual bool checkNeedToDoFrame();
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/** check to see if events have been received, return true if events are now available.*/
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virtual bool checkEvents();
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virtual void advance(double simulationTime=USE_REFERENCE_TIME);
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virtual void eventTraversal();
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virtual void updateTraversal();
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void setCameraWithFocus(osg::Camera* camera);
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osg::Camera* getCameraWithFocus() { return _cameraWithFocus.get(); }
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const osg::Camera* getCameraWithFocus() const { return _cameraWithFocus.get(); }
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osgViewer::View* getViewWithFocus() { return _viewWithFocus.get(); }
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const osgViewer::View* getViewWithFocus() const { return _viewWithFocus.get(); }
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virtual void getCameras(Cameras& cameras, bool onlyActive=true);
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virtual void getContexts(Contexts& contexts, bool onlyValid=true);
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virtual void getAllThreads(Threads& threads, bool onlyActive=true);
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virtual void getOperationThreads(OperationThreads& threads, bool onlyActive=true);
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virtual void getScenes(Scenes& scenes, bool onlyValid=true);
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virtual void getViews(Views& views, bool onlyValid=true);
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/** Get the keyboard and mouse usage of this viewer.*/
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virtual void getUsage(osg::ApplicationUsage& usage) const;
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protected:
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void constructorInit();
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virtual void viewerInit();
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void generateSlavePointerData(osg::Camera* camera, osgGA::GUIEventAdapter& event);
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void generatePointerData(osgGA::GUIEventAdapter& event);
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void reprojectPointerData(osgGA::GUIEventAdapter& source_event, osgGA::GUIEventAdapter& dest_event);
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typedef std::vector< osg::ref_ptr<osgViewer::View> > RefViews;
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RefViews _views;
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bool _firstFrame;
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osg::ref_ptr<osg::Stats> _stats;
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osg::Timer_t _startTick;
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osg::ref_ptr<osg::FrameStamp> _frameStamp;
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osg::observer_ptr<osg::Camera> _cameraWithFocus;
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osg::observer_ptr<osgViewer::View> _viewWithFocus;
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osg::ref_ptr<osgGA::GUIEventAdapter> _previousEvent;
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};
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}
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#endif
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