osg::BarrierOperation Struct Reference

BarrierOperation allows one to synchronize multiple GraphicsThreads with each other. More...

Inheritance diagram for osg::BarrierOperation:

Public Types
enum	PreBlockOp { NO_OPERATION, GL_FLUSH, GL_FINISH }

Public Member Functions
	BarrierOperation (int numThreads, PreBlockOp op=NO_OPERATION, bool keep=true)
virtual void	release ()
	if this operation is a barrier then release it. More...
virtual void	operator() (Object *object)
	Do the actual task of this operation. More...
Public Member Functions inherited from osg::Operation
	Operation (const std::string &name, bool keep)
void	setName (const std::string &name)
	Set the human readable name of the operation. More...
const std::string &	getName () const
	Get the human readable name of the operation. More...
void	setKeep (bool keep)
	Set whether the operation should be kept once its been applied. More...
bool	getKeep () const
	Get whether the operation should be kept once its been applied. More...
Public Member Functions inherited from osg::Referenced
	Referenced ()
	Referenced (bool threadSafeRefUnref)
	Referenced (const Referenced &)
Referenced &	operator= (const Referenced &)
virtual void	setThreadSafeRefUnref (bool threadSafe)
	Set whether to use a mutex to ensure ref() and unref() are thread safe. More...
bool	getThreadSafeRefUnref () const
	Get whether a mutex is used to ensure ref() and unref() are thread safe. More...
OpenThreads::Mutex *	getRefMutex () const
	Get the mutex used to ensure thread safety of ref()/unref(). More...
int	ref () const
	Increment the reference count by one, indicating that this object has another pointer which is referencing it. More...
int	unref () const
	Decrement the reference count by one, indicating that a pointer to this object is no longer referencing it. More...
int	unref_nodelete () const
	Decrement the reference count by one, indicating that a pointer to this object is no longer referencing it. More...
int	referenceCount () const
	Return the number of pointers currently referencing this object. More...
ObserverSet *	getObserverSet () const
	Get the ObserverSet if one is attached, otherwise return NULL. More...
ObserverSet *	getOrCreateObserverSet () const
	Get the ObserverSet if one is attached, otherwise create an ObserverSet, attach it, then return this newly created ObserverSet. More...
void	addObserver (Observer *observer) const
	Add a Observer that is observing this object, notify the Observer when this object gets deleted. More...
void	removeObserver (Observer *observer) const
	Remove Observer that is observing this object. More...

Public Attributes
PreBlockOp	_preBlockOp

Additional Inherited Members
Static Public Member Functions inherited from osg::Referenced
static OpenThreads::Mutex *	getGlobalReferencedMutex ()
	Get the optional global Referenced mutex, this can be shared between all osg::Referenced. More...
static void	setThreadSafeReferenceCounting (bool enableThreadSafeReferenceCounting)
	Set whether reference counting should use a mutex for thread safe reference counting. More...
static bool	getThreadSafeReferenceCounting ()
	Get whether reference counting is active. More...
static void	setDeleteHandler (DeleteHandler *handler)
	Set a DeleteHandler to which deletion of all referenced counted objects will be delegated. More...
static DeleteHandler *	getDeleteHandler ()
	Get a DeleteHandler. More...
Protected Member Functions inherited from osg::Operation
	Operation ()
	Operation (const Operation &op)
virtual	~Operation ()
Protected Member Functions inherited from osg::Referenced
virtual	~Referenced ()
void	signalObserversAndDelete (bool signalDelete, bool doDelete) const
void	deleteUsingDeleteHandler () const
Protected Attributes inherited from osg::Operation
std::string	_name
bool	_keep
Protected Attributes inherited from osg::Referenced
OpenThreads::AtomicPtr	_observerSet
OpenThreads::Atomic	_refCount

Detailed Description

BarrierOperation allows one to synchronize multiple GraphicsThreads with each other.

Member Enumeration Documentation

enum osg::BarrierOperation::PreBlockOp

Enumerator
NO_OPERATION
GL_FLUSH
GL_FINISH

Constructor & Destructor Documentation

osg::BarrierOperation::BarrierOperation ( int  numThreads, PreBlockOp  op = NO_OPERATION, bool  keep = true  )

inline

Member Function Documentation

virtual void osg::BarrierOperation::operator() ( Object *  )

virtual

Do the actual task of this operation.

Implements osg::Operation.

virtual void osg::BarrierOperation::release ( )

virtual

if this operation is a barrier then release it.

Reimplemented from osg::Operation.

Member Data Documentation

PreBlockOp osg::BarrierOperation::_preBlockOp

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The documentation for this struct was generated from the following file:

• osg/GraphicsThread