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osg::Window::GLObject

osg::Window::GLObject Class Reference
[Window]

#include <OSGWindow.h>

List of all members.

Public Member Functions

 GLObject (GLObjectFunctor funct)
GLObjectFunctor & getFunctor (void)
void setFunctor (GLObjectFunctor funct)
UInt32 getLastValidate (void)
void setLastValidate (UInt32 val)
UInt32 getRefCounter (void)
UInt32 incRefCounter (void)
UInt32 decRefCounter (void)

Protected Attributes

GLObjectFunctor _functor
volatile UInt32 _refCounter
UInt32 _lastValidate

Detailed Description

The GLObject class is used to keep track of the OpenGL objects registered with the system. See OpenGL Objects & Extension Handling for a description.

Definition at line 290 of file OSGWindow.h.

Constructor & Destructor Documentation

osg::Window::GLObject::GLObject (  GLObjectFunctor  funct  )  [inline]
 

Definition at line 222 of file OSGWindow.inl.

00222                                                        :
00223             _functor(funct),
00224             _refCounter(0),
00225             _lastValidate(0)
00226 {
00227 }

Member Function Documentation

Window::GLObjectFunctor & osg::Window::GLObject::getFunctor (  void   )  [inline]
 

Definition at line 229 of file OSGWindow.inl.

References _functor.

Referenced by osg::Window::validateGLObject().

00230 {
00231     return _functor;
00232 };

void osg::Window::GLObject::setFunctor (  GLObjectFunctor  funct  )  [inline]
 

Definition at line 234 of file OSGWindow.inl.

References _functor.

00235 {
00236     _functor = funct;
00237 };

UInt32 osg::Window::GLObject::getLastValidate (  void   )  [inline]
 

Definition at line 239 of file OSGWindow.inl.

References _lastValidate.

00240 {
00241     return _lastValidate;
00242 }

void osg::Window::GLObject::setLastValidate (  UInt32  val  )  [inline]
 

Definition at line 244 of file OSGWindow.inl.

References _lastValidate.

00245 {
00246     _lastValidate = val;
00247 }

UInt32 osg::Window::GLObject::getRefCounter (  void   )  [inline]
 

Definition at line 249 of file OSGWindow.inl.

References _refCounter.

Referenced by osg::Window::frameExit().

00250 {
00251     return _refCounter;
00252 }

UInt32 osg::Window::GLObject::incRefCounter (  void   )  [inline]
 

Definition at line 254 of file OSGWindow.inl.

References osg::Window::_GLObjectLock, _refCounter, osg::Lock::aquire(), osg::ThreadManager::getLock(), osg::Lock::release(), and osg::ThreadManager::the().

Referenced by osg::Window::validateGLObject().

00255 {
00256     UInt32 val;
00257 
00258     if ( ! _GLObjectLock )
00259     {
00260         _GLObjectLock = ThreadManager::the()->getLock(NULL);
00261     }
00262 
00263     _GLObjectLock->aquire();
00264     val = _refCounter = _refCounter + 1;
00265     _GLObjectLock->release();
00266 
00267     return val;
00268 }

UInt32 osg::Window::GLObject::decRefCounter (  void   )  [inline]
 

Definition at line 270 of file OSGWindow.inl.

References osg::Window::_GLObjectLock, _refCounter, osg::Lock::aquire(), osg::ThreadManager::getLock(), osg::Lock::release(), and osg::ThreadManager::the().

Referenced by osg::Window::onDestroy().

00271 {
00272     UInt32 val;
00273 
00274     if(! _GLObjectLock)
00275     {
00276         _GLObjectLock = ThreadManager::the()->getLock(NULL);
00277     }
00278 
00279     _GLObjectLock->aquire();
00280     if(_refCounter)
00281         val = _refCounter = _refCounter - 1;
00282     else
00283         val = 0;
00284     _GLObjectLock->release();
00285 
00286     return val;
00287 }

Member Data Documentation

GLObjectFunctor osg::Window::GLObject::_functor [protected]
 

Definition at line 306 of file OSGWindow.h.

Referenced by getFunctor(), and setFunctor().

volatile UInt32 osg::Window::GLObject::_refCounter [protected]
 

Definition at line 307 of file OSGWindow.h.

Referenced by decRefCounter(), getRefCounter(), and incRefCounter().

UInt32 osg::Window::GLObject::_lastValidate [protected]
 

Definition at line 308 of file OSGWindow.h.

Referenced by getLastValidate(), and setLastValidate().

The documentation for this class was generated from the following files:
Generated on Thu Aug 25 04:27:54 2005 for OpenSG by  doxygen 1.4.3