Callback for managing image paging, such as generated by PagedLOD nodes.
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| ImageRequestHandler () |
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virtual double | getPreLoadTime () const =0 |
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virtual osg::ref_ptr< osg::Image > | readRefImageFile (const std::string &fileName, const osg::Referenced *options=0)=0 |
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virtual void | requestImageFile (const std::string &fileName, osg::Object *attachmentPoint, int attachmentIndex, double timeToMergeBy, const FrameStamp *framestamp, osg::ref_ptr< osg::Referenced > &imageRequest, const osg::Referenced *options=0)=0 |
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| Referenced () |
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| Referenced (bool threadSafeRefUnref) |
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| Referenced (const Referenced &) |
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Referenced & | operator= (const Referenced &) |
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virtual void | setThreadSafeRefUnref (bool threadSafe) |
| Set whether to use a mutex to ensure ref() and unref() are thread safe. More...
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bool | getThreadSafeRefUnref () const |
| Get whether a mutex is used to ensure ref() and unref() are thread safe. More...
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OpenThreads::Mutex * | getRefMutex () const |
| Get the mutex used to ensure thread safety of ref()/unref(). More...
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int | ref () const |
| Increment the reference count by one, indicating that this object has another pointer which is referencing it. More...
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int | unref () const |
| Decrement the reference count by one, indicating that a pointer to this object is no longer referencing it. More...
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int | unref_nodelete () const |
| Decrement the reference count by one, indicating that a pointer to this object is no longer referencing it. More...
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int | referenceCount () const |
| Return the number of pointers currently referencing this object. More...
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ObserverSet * | getObserverSet () const |
| Get the ObserverSet if one is attached, otherwise return NULL. More...
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ObserverSet * | getOrCreateObserverSet () const |
| Get the ObserverSet if one is attached, otherwise create an ObserverSet, attach it, then return this newly created ObserverSet. More...
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void | addObserver (Observer *observer) const |
| Add a Observer that is observing this object, notify the Observer when this object gets deleted. More...
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void | removeObserver (Observer *observer) const |
| Remove Observer that is observing this object. More...
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Callback for managing image paging, such as generated by PagedLOD nodes.
osg::NodeVisitor::ImageRequestHandler::ImageRequestHandler |
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inline |
virtual osg::NodeVisitor::ImageRequestHandler::~ImageRequestHandler |
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inlineprotectedvirtual |
virtual double osg::NodeVisitor::ImageRequestHandler::getPreLoadTime |
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const |
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pure virtual |
The documentation for this class was generated from the following file: