OpenSceneGraph  3.0.1
Public Member Functions | Protected Member Functions | Protected Attributes | List of all members
osgViewer::PixelBufferWin32 Class Reference
Inheritance diagram for osgViewer::PixelBufferWin32:
Inheritance graph
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Public Member Functions

 PixelBufferWin32 (osg::GraphicsContext::Traits *traits)
virtual ~PixelBufferWin32 ()
virtual bool isSameKindAs (const Object *object) const
virtual const char * libraryName () const
 return the name of the object's library.
virtual const char * className () const
 return the name of the object's class type.
virtual bool valid () const
 Return whether a valid and usable GraphicsContext has been created.
virtual bool realizeImplementation ()
 Realize the GraphicsContext.
virtual bool isRealizedImplementation () const
 Return true if the graphics context has been realized and is ready to use.
virtual void closeImplementation ()
 Close the graphics context.
virtual bool makeCurrentImplementation ()
 Make this graphics context current.
virtual bool makeContextCurrentImplementation (GraphicsContext *)
virtual bool releaseContextImplementation ()
 Release the graphics context.
virtual void swapBuffersImplementation ()
 Swap the front and back buffers.
virtual void bindPBufferToTextureImplementation (GLenum)
 Pure virtual, Bind the graphics context to associated texture implementation.
- Public Member Functions inherited from osg::GraphicsContext
void add (Operation *operation)
 Add operation to end of OperationQueue.
void remove (Operation *operation)
 Remove operation from OperationQueue.
void remove (const std::string &name)
 Remove named operation from OperationQueue.
void removeAllOperations ()
 Remove all operations from OperationQueue.
void runOperations ()
 Run the operations.
GraphicsOperationQueuegetOperationsQueue ()
 Get the operations queue, not you must use the OperationsMutex when accessing the queue.
OpenThreads::Mutex * getOperationsMutex ()
 Get the operations queue mutex.
osg::RefBlockgetOperationsBlock ()
 Get the operations queue block used to mark an empty queue, if you end items into the empty queue you must release this block.
OperationgetCurrentOperation ()
 Get the current operations that is being run.
const TraitsgetTraits () const
 Get the traits of the GraphicsContext.
void setState (State *state)
 Set the State object which tracks the current OpenGL state for this graphics context.
StategetState ()
 Get the State object which tracks the current OpenGL state for this graphics context.
const StategetState () const
 Get the const State object which tracks the current OpenGL state for this graphics context.
void setClearColor (const Vec4 &color)
 Sets the clear color.
const Vec4getClearColor () const
 Returns the clear color.
void setClearMask (GLbitfield mask)
 Set the clear mask used in glClear(..).
GLbitfield getClearMask () const
 Get the clear mask.
virtual void clear ()
 Do an OpenGL clear of the full graphics context/window.
double getTimeSinceLastClear () const
bool realize ()
 Realize the GraphicsContext.
void close (bool callCloseImplementation=true)
 close the graphics context.
void swapBuffers ()
 swap the front and back buffers.
bool isRealized () const
 Return true if the graphics context has been realized and is ready to use.
bool makeCurrent ()
 Make this graphics context current.
bool makeContextCurrent (GraphicsContext *readContext)
 Make this graphics context current with specified read context.
bool releaseContext ()
 Release the graphics context.
bool isCurrent () const
 Return true if the current thread has this OpenGL graphics context.
void bindPBufferToTexture (GLenum buffer)
 Bind the graphics context to associated texture.
void createGraphicsThread ()
 Create a graphics thread to the graphics context, so that the thread handles all OpenGL operations.
void setGraphicsThread (GraphicsThread *gt)
 Assign a graphics thread to the graphics context, so that the thread handles all OpenGL operations.
GraphicsThreadgetGraphicsThread ()
 Get the graphics thread assigned the graphics context.
const GraphicsThreadgetGraphicsThread () const
 Get the const graphics thread assigned the graphics context.
virtual bool makeContextCurrentImplementation (GraphicsContext *readContext)=0
 Make this graphics context current with specified read context implementation.
void setSwapCallback (SwapCallback *rc)
 Set the swap callback which overrides the GraphicsContext::swapBuffersImplementation(), allowing developers to provide custom behavior for swap.
SwapCallbackgetSwapCallback ()
 Get the swap callback which overrides the GraphicsContext::swapBuffersImplementation().
const SwapCallbackgetSwapCallback () const
 Get the const swap callback which overrides the GraphicsContext::swapBuffersImplementation().
void swapBuffersCallbackOrImplemenation ()
 convinience method for handling whether to call swapbuffers callback or the standard context swapBuffersImplementation.
void resized (int x, int y, int width, int height)
 resized method should be called when the underlying window has been resized and the GraphicsWindow and associated Cameras must be updated to keep in sync with the new size.
void setResizedCallback (ResizedCallback *rc)
 Set the resized callback which overrides the GraphicsConext::realizedImplementation(), allow developers to provide custom behavior in response to a window being resized.
ResizedCallbackgetResizedCallback ()
 Get the resized callback which overrides the GraphicsConext::realizedImplementation().
const ResizedCallbackgetResizedCallback () const
 Get the const resized callback which overrides the GraphicsConext::realizedImplementation().
virtual void resizedImplementation (int x, int y, int width, int height)
 resized implementation, by default resizes the viewports and aspect ratios the cameras associated with the graphics Window.
CamerasgetCameras ()
 Get the the list of cameras associated with this graphics context.
const CamerasgetCameras () const
 Get the the const list of cameras associated with this graphics context.
void setDefaultFboId (GLuint i)
 set the default FBO-id, this id will be used when the rendering-backend is finished with RTT FBOs
GLuint getDefaultFboId () const
virtual bool isSameKindAs (const Object *object) const
- Public Member Functions inherited from osg::Object
 Object ()
 Construct an object.
 Object (bool threadSafeRefUnref)
 Object (const Object &, const CopyOp &copyop=CopyOp::SHALLOW_COPY)
 Copy constructor, optional CopyOp object can be used to control shallow vs deep copying of dynamic data.
virtual void setThreadSafeRefUnref (bool threadSafe)
 Set whether to use a mutex to ensure ref() and unref() are thread safe.
virtual void setName (const std::string &name)
 Set the name of object using C++ style string.
void setName (const char *name)
 Set the name of object using a C style string.
const std::string & getName () const
 Get the name of object.
void setDataVariance (DataVariance dv)
 Set the data variance of this object.
DataVariance getDataVariance () const
 Get the data variance of this object.
virtual void computeDataVariance ()
 Compute the DataVariance based on an assessment of callback etc.
void setUserDataContainer (osg::UserDataContainer *udc)
 set the UserDataContainer object.
osg::UserDataContainergetUserDataContainer ()
 get the UserDataContainer attached to this object.
const osg::UserDataContainergetUserDataContainer () const
 get the const UserDataContainer attached to this object.
osg::UserDataContainergetOrCreateUserDataContainer ()
 Convinience method that returns the UserDataContainer, and if one doesn't already exist creates and assigns a DefaultUserDataContainer to the Object and then return this new UserDataContainer.
virtual void setUserData (Referenced *obj)
 Set user data, data must be subclassed from Referenced to allow automatic memory handling.
virtual ReferencedgetUserData ()
 Get user data.
virtual const ReferencedgetUserData () const
 Get const user data.
template<typename T >
bool getUserValue (const std::string &name, T &value) const
 Convinience method that casts the named UserObject to osg::TemplateValueObject<T> and gets the value.
template<typename T >
void setUserValue (const std::string &name, const T &value)
 Convinience method that creates the osg::TemplateValueObject<T> to store the specified value and adds it as a named UserObject.
virtual void resizeGLObjectBuffers (unsigned int)
 Resize any per context GLObject buffers to specified size.
virtual void releaseGLObjects (osg::State *=0) const
 If State is non-zero, this function releases any associated OpenGL objects for the specified graphics context.
- Public Member Functions inherited from osg::Referenced
 Referenced ()
 Referenced (bool threadSafeRefUnref)
 Referenced (const Referenced &)
Referencedoperator= (const Referenced &)
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.
- Public Member Functions inherited from osgViewer::GraphicsHandleWin32
 GraphicsHandleWin32 ()
void setHWND (HWND hwnd)
 Set native window.
HWND getHWND () const
 Get native window.
void setHDC (HDC hdc)
 Set device context.
HDC getHDC () const
 Get device context.
void setWGLContext (HGLRC hglrc)
 Set native OpenGL graphics context.
HGLRC getWGLContext () const
 Get native OpenGL graphics context.

Protected Member Functions

void init ()
- Protected Member Functions inherited from osg::GraphicsContext
 GraphicsContext ()
 GraphicsContext (const GraphicsContext &, const osg::CopyOp &)
virtual ~GraphicsContext ()
virtual ObjectcloneType () const
 Clone the type of an object, with Object* return type.
virtual Objectclone (const CopyOp &) const
 Clone an object, with Object* return type.
void addCamera (osg::Camera *camera)
void removeCamera (osg::Camera *camera)
- Protected Member Functions inherited from osg::Object
virtual ~Object ()
 Object destructor.
- Protected Member Functions inherited from osg::Referenced
virtual ~Referenced ()
void signalObserversAndDelete (bool signalDelete, bool doDelete) const
void deleteUsingDeleteHandler () const

Protected Attributes

bool _initialized
bool _valid
bool _realized
int _boundBuffer
- Protected Attributes inherited from osg::GraphicsContext
Cameras _cameras
ref_ptr< Traits_traits
ref_ptr< State_state
Vec4 _clearColor
GLbitfield _clearMask
OpenThreads::Thread * _threadOfLastMakeCurrent
OpenThreads::Mutex _operationsMutex
osg::ref_ptr< osg::RefBlock_operationsBlock
GraphicsOperationQueue _operations
osg::ref_ptr< Operation_currentOperation
ref_ptr< GraphicsThread_graphicsThread
ref_ptr< ResizedCallback_resizedCallback
ref_ptr< SwapCallback_swapCallback
Timer_t _lastClearTick
GLuint _defaultFboId
- Protected Attributes inherited from osg::Object
std::string _name
DataVariance _dataVariance
osg::UserDataContainer_userDataContainer
- Protected Attributes inherited from osg::Referenced
OpenThreads::AtomicPtr _observerSet
OpenThreads::Atomic _refCount
- Protected Attributes inherited from osgViewer::GraphicsHandleWin32
HWND _hwnd
HDC _hdc
HGLRC _hglrc

Additional Inherited Members

- Public Types inherited from osg::GraphicsContext
typedef std::vector
< ScreenSettings
ScreenSettingsList
typedef std::vector
< GraphicsContext * > 
GraphicsContexts
typedef std::list< ref_ptr
< Operation > > 
GraphicsOperationQueue
typedef std::list< osg::Camera * > Cameras
- Static Public Member Functions inherited from osg::GraphicsContext
static void setWindowingSystemInterface (WindowingSystemInterface *wsInterface)
 Set the query the windowing system for screens and create graphics context - this functor should be supplied by the windows toolkit.
static WindowingSystemInterfacegetWindowingSystemInterface ()
 Get the WindowingSystemInterface.
static GraphicsContextcreateGraphicsContext (Traits *traits)
 Create a graphics context for a specified set of traits.
static unsigned int createNewContextID ()
 Create a contextID for a new graphics context, this contextID is used to set up the osg::State associate with context.
static unsigned int getMaxContextID ()
 Get the current max ContextID.
static void incrementContextIDUsageCount (unsigned int contextID)
 Increment the usage count associate with a contextID.
static void decrementContextIDUsageCount (unsigned int contextID)
 Decrement the usage count associate with a contextID.
static GraphicsContexts getAllRegisteredGraphicsContexts ()
 Get all the registered graphics contexts.
static GraphicsContexts getRegisteredGraphicsContexts (unsigned int contextID)
 Get all the registered graphics contexts associated with a specific contextID.
static void setCompileContext (unsigned int contextID, GraphicsContext *gc)
 Get the GraphicsContext for doing background compilation for GraphicsContexts associated with specified contextID.
static GraphicsContextgetOrCreateCompileContext (unsigned int contextID)
 Get existing or create a new GraphicsContext to do background compilation for GraphicsContexts associated with specified contextID.
static GraphicsContextgetCompileContext (unsigned int contextID)
 Get the GraphicsContext for doing background compilation for GraphicsContexts associated with specified contextID.
- Static Protected Member Functions inherited from osg::GraphicsContext
static void registerGraphicsContext (GraphicsContext *gc)
 Register a GraphicsContext.
static void unregisterGraphicsContext (GraphicsContext *gc)
 Unregister a GraphicsContext.

Constructor & Destructor Documentation

osgViewer::PixelBufferWin32::PixelBufferWin32 ( osg::GraphicsContext::Traits traits)
virtual osgViewer::PixelBufferWin32::~PixelBufferWin32 ( )
virtual

Member Function Documentation

virtual void osgViewer::PixelBufferWin32::bindPBufferToTextureImplementation ( GLenum  buffer)
virtual

Pure virtual, Bind the graphics context to associated texture implementation.

Pure virtual - must be implemented by concrete implementations of GraphicsContext.

Implements osg::GraphicsContext.

virtual const char* osgViewer::PixelBufferWin32::className ( ) const
inlinevirtual

return the name of the object's class type.

Must be defined by derived classes.

Reimplemented from osg::GraphicsContext.

virtual void osgViewer::PixelBufferWin32::closeImplementation ( )
virtual

Close the graphics context.

Implements osg::GraphicsContext.

void osgViewer::PixelBufferWin32::init ( )
protected
virtual bool osgViewer::PixelBufferWin32::isRealizedImplementation ( ) const
inlinevirtual

Return true if the graphics context has been realized and is ready to use.

Implements osg::GraphicsContext.

virtual bool osgViewer::PixelBufferWin32::isSameKindAs ( const Object object) const
inlinevirtual
virtual const char* osgViewer::PixelBufferWin32::libraryName ( ) const
inlinevirtual

return the name of the object's library.

Must be defined by derived classes. The OpenSceneGraph convention is that the namespace of a library is the same as the library name.

Reimplemented from osg::GraphicsContext.

virtual bool osgViewer::PixelBufferWin32::makeContextCurrentImplementation ( GraphicsContext )
virtual
virtual bool osgViewer::PixelBufferWin32::makeCurrentImplementation ( )
virtual

Make this graphics context current.

Implements osg::GraphicsContext.

virtual bool osgViewer::PixelBufferWin32::realizeImplementation ( )
virtual

Realize the GraphicsContext.

Implements osg::GraphicsContext.

virtual bool osgViewer::PixelBufferWin32::releaseContextImplementation ( )
virtual

Release the graphics context.

Implements osg::GraphicsContext.

virtual void osgViewer::PixelBufferWin32::swapBuffersImplementation ( )
virtual

Swap the front and back buffers.

Implements osg::GraphicsContext.

virtual bool osgViewer::PixelBufferWin32::valid ( ) const
inlinevirtual

Return whether a valid and usable GraphicsContext has been created.

Implements osg::GraphicsContext.

Member Data Documentation

int osgViewer::PixelBufferWin32::_boundBuffer
protected
bool osgViewer::PixelBufferWin32::_initialized
protected
bool osgViewer::PixelBufferWin32::_realized
protected
bool osgViewer::PixelBufferWin32::_valid
protected

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

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Generated at Fri Sep 7 2012 02:21:31 for the OpenSceneGraph by doxygen 1.8.1.2.