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144 lines
4.7 KiB
144 lines
4.7 KiB
/* -*-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 for 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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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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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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}; |
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} |
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#endif
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