OpenSceneGraph  3.0.1
Public Member Functions | Protected Types | Protected Member Functions | Protected Attributes | List of all members
osg::BlendEquation::Extensions Class Reference

Encapsulates queries of extension availability, obtains extension function pointers, and provides convenience wrappers for calling extension functions. More...

Inheritance diagram for osg::BlendEquation::Extensions:
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Public Member Functions

 Extensions (unsigned int contextID)
 Extensions (const Extensions &rhs)
void lowestCommonDenominator (const Extensions &rhs)
void setupGLExtensions (unsigned int contextID)
bool isBlendEquationSupported () const
bool isBlendEquationSeparateSupported () const
bool isSGIXMinMaxSupported () const
bool isLogicOpSupported () const
void glBlendEquation (GLenum mode) const
void glBlendEquationSeparate (GLenum modeRGB, GLenum modeAlpha) const
- Public Member Functions inherited from osg::Referenced
 Referenced ()
 Referenced (bool threadSafeRefUnref)
 Referenced (const Referenced &)
Referencedoperator= (const Referenced &)
virtual void setThreadSafeRefUnref (bool threadSafe)
 Set whether to use a mutex to ensure ref() and unref() are thread safe.
bool getThreadSafeRefUnref () const
 Get whether a mutex is used to ensure ref() and unref() are thread safe.
OpenThreads::Mutex * getRefMutex () const
 Get the mutex used to ensure thread safety of ref()/unref().
int ref () const
 Increment the reference count by one, indicating that this object has another pointer which is referencing it.
int unref () const
 Decrement the reference count by one, indicating that a pointer to this object is referencing it.
int unref_nodelete () const
 Decrement the reference count by one, indicating that a pointer to this object is referencing it.
int referenceCount () const
 Return the number of pointers currently referencing this object.
ObserverSetgetObserverSet () const
 Get the ObserverSet if one is attached, otherwise return NULL.
ObserverSetgetOrCreateObserverSet () const
 Get the ObserverSet if one is attached, otherwise create an ObserverSet, attach it, then return this newly created ObserverSet.
void addObserver (Observer *observer) const
 Add a Observer that is observing this object, notify the Observer when this object gets deleted.
void removeObserver (Observer *observer) const
 Remove Observer that is observing this object.

Protected Types

typedef void(GL_APIENTRYGLBlendEquationProc )(GLenum mode)
typedef void(GL_APIENTRYGLBlendEquationSeparateProc )(GLenum modeRGB, GLenum modeAlpha)

Protected Member Functions

 ~Extensions ()
- Protected Member Functions inherited from osg::Referenced
virtual ~Referenced ()
void signalObserversAndDelete (bool signalDelete, bool doDelete) const
void deleteUsingDeleteHandler () const

Protected Attributes

bool _isBlendEquationSupported
bool _isBlendEquationSeparateSupported
bool _isSGIXMinMaxSupported
bool _isLogicOpSupported
GLBlendEquationProc _glBlendEquation
GLBlendEquationSeparateProc _glBlendEquationSeparate
- Protected Attributes inherited from osg::Referenced
OpenThreads::AtomicPtr _observerSet
OpenThreads::Atomic _refCount

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.
static void setThreadSafeReferenceCounting (bool enableThreadSafeReferenceCounting)
 Set whether reference counting should use a mutex for thread safe reference counting.
static bool getThreadSafeReferenceCounting ()
 Get whether reference counting is active.
static void setDeleteHandler (DeleteHandler *handler)
 Set a DeleteHandler to which deletion of all referenced counted objects will be delegated.
static DeleteHandlergetDeleteHandler ()
 Get a DeleteHandler.

Detailed Description

Encapsulates queries of extension availability, obtains extension function pointers, and provides convenience wrappers for calling extension functions.

Member Typedef Documentation

typedef void(GL_APIENTRY * osg::BlendEquation::Extensions::GLBlendEquationProc)(GLenum mode)
protected
typedef void(GL_APIENTRY * osg::BlendEquation::Extensions::GLBlendEquationSeparateProc)(GLenum modeRGB, GLenum modeAlpha)
protected

Constructor & Destructor Documentation

osg::BlendEquation::Extensions::Extensions ( unsigned int  contextID)
osg::BlendEquation::Extensions::Extensions ( const Extensions rhs)
osg::BlendEquation::Extensions::~Extensions ( )
inlineprotected

Member Function Documentation

void osg::BlendEquation::Extensions::glBlendEquation ( GLenum  mode) const
void osg::BlendEquation::Extensions::glBlendEquationSeparate ( GLenum  modeRGB,
GLenum  modeAlpha 
) const
bool osg::BlendEquation::Extensions::isBlendEquationSeparateSupported ( ) const
inline
bool osg::BlendEquation::Extensions::isBlendEquationSupported ( ) const
inline
bool osg::BlendEquation::Extensions::isLogicOpSupported ( ) const
inline
bool osg::BlendEquation::Extensions::isSGIXMinMaxSupported ( ) const
inline
void osg::BlendEquation::Extensions::lowestCommonDenominator ( const Extensions rhs)
void osg::BlendEquation::Extensions::setupGLExtensions ( unsigned int  contextID)

Member Data Documentation

GLBlendEquationProc osg::BlendEquation::Extensions::_glBlendEquation
protected
GLBlendEquationSeparateProc osg::BlendEquation::Extensions::_glBlendEquationSeparate
protected
bool osg::BlendEquation::Extensions::_isBlendEquationSeparateSupported
protected
bool osg::BlendEquation::Extensions::_isBlendEquationSupported
protected
bool osg::BlendEquation::Extensions::_isLogicOpSupported
protected
bool osg::BlendEquation::Extensions::_isSGIXMinMaxSupported
protected

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

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Generated at Fri Sep 7 2012 02:19:34 for the OpenSceneGraph by doxygen 1.8.1.2.