openscenegraph
osg::BufferObject Class Reference

#include <BufferObject>

Inheritance diagram for osg::BufferObject:
osg::Object osg::Referenced osg::AtomicCounterBufferObject osg::DrawIndirectBufferObject osg::ElementBufferObject osg::PixelBufferObject osg::PixelDataBufferObject osg::ShaderStorageBufferObject osg::UniformBufferObject osg::VertexBufferObject

Public Member Functions

 BufferObject ()
 BufferObject (const BufferObject &bo, const CopyOp &copyop=CopyOp::SHALLOW_COPY)
virtual bool isSameKindAs (const Object *obj) const
virtual const char * libraryName () const
virtual const char * className () const
void setTarget (GLenum target)
GLenum getTarget () const
void setUsage (GLenum usage)
GLenum getUsage () const
BufferObjectProfile & getProfile ()
const BufferObjectProfile & getProfile () const
void setCopyDataAndReleaseGLBufferObject (bool copyAndRelease)
bool getCopyDataAndReleaseGLBufferObject () const
void dirty ()
virtual void resizeGLObjectBuffers (unsigned int maxSize)
void releaseGLObjects (State *state=0) const
unsigned int addBufferData (BufferData *bd)
void removeBufferData (unsigned int index)
void removeBufferData (BufferData *bd)
void setBufferData (unsigned int index, BufferData *bd)
BufferData * getBufferData (unsigned int index)
const BufferData * getBufferData (unsigned int index) const
unsigned int getNumBufferData () const
void setGLBufferObject (unsigned int contextID, GLBufferObject *glbo)
GLBufferObject * getGLBufferObject (unsigned int contextID) const
GLBufferObject * getOrCreateGLBufferObject (unsigned int contextID) const
unsigned int computeRequiredBufferSize () const
Public Member Functions inherited from osg::Object
 Object ()
 Object (bool threadSafeRefUnref)
 Object (const Object &, const CopyOp &copyop=CopyOp::SHALLOW_COPY)
virtual Object * cloneType () const =0
virtual Object * clone (const CopyOp &) const =0
std::string getCompoundClassName () const
virtual Node * asNode ()
virtual const Node * asNode () const
virtual NodeVisitor * asNodeVisitor ()
virtual const NodeVisitor * asNodeVisitor () const
virtual StateSet * asStateSet ()
virtual const StateSet * asStateSet () const
virtual StateAttribute * asStateAttribute ()
virtual const StateAttribute * asStateAttribute () const
virtual Uniform * asUniform ()
virtual const Uniform * asUniform () const
virtual Camera * asCamera ()
virtual const Camera * asCamera () const
virtual Drawable * asDrawable ()
virtual const Drawable * asDrawable () const
virtual Callback * asCallback ()
virtual const Callback * asCallback () const
virtual CallbackObject * asCallbackObject ()
virtual const CallbackObject * asCallbackObject () const
virtual UserDataContainer * asUserDataContainer ()
virtual const UserDataContainer * asUserDataContainer () const
virtual ValueObject * asValueObject ()
virtual const ValueObject * asValueObject () const
virtual Image * asImage ()
virtual const Image * asImage () const
virtual void setThreadSafeRefUnref (bool threadSafe)
virtual void setName (const std::string &name)
void setName (const char *name)
const std::string & getName () const
void setDataVariance (DataVariance dv)
DataVariance getDataVariance () const
virtual void computeDataVariance ()
void setUserDataContainer (osg::UserDataContainer *udc)
template<class T>
void setUserDataContainer (const ref_ptr< T > &udc)
osg::UserDataContainer * getUserDataContainer ()
const osg::UserDataContainer * getUserDataContainer () const
osg::UserDataContainer * getOrCreateUserDataContainer ()
virtual void setUserData (Referenced *obj)
template<class T>
void setUserData (const ref_ptr< T > &ud)
virtual Referenced * getUserData ()
virtual const Referenced * getUserData () const
template<typename T>
bool getUserValue (const std::string &name, T &value) const
template<typename T>
void setUserValue (const std::string &name, const T &value)
template<typename T>
BoolValueObject UCharValueObject UShortValueObject UIntValueObject DoubleValueObject Vec3fValueObject Vec2dValueObject Vec4dValueObject PlaneValueObject MatrixdValueObject BoundingBoxdValueObject BoundingSpheredValueObject bool getUserValue (const std::string &name, T &value) const
Public Member Functions inherited from osg::Referenced
 Referenced ()
 Referenced (bool threadSafeRefUnref)
 Referenced (const Referenced &)
Referenced & operator= (const Referenced &)
bool getThreadSafeRefUnref () const
OpenThreads::Mutex * getRefMutex () const
int ref () const
int unref () const
int unref_nodelete () const
int referenceCount () const
ObserverSet * getObserverSet () const
ObserverSet * getOrCreateObserverSet () const
void addObserver (Observer *observer) const
void removeObserver (Observer *observer) const

Static Public Member Functions

static void deleteBufferObject (unsigned int contextID, GLuint globj)
Static Public Member Functions inherited from osg::Referenced
static OpenThreads::Mutex * getGlobalReferencedMutex ()
static void setDeleteHandler (DeleteHandler *handler)
static DeleteHandler * getDeleteHandler ()

Protected Types

typedef std::vector< BufferData * > BufferDataList
typedef osg::buffered_object< osg::ref_ptr< GLBufferObject > > GLBufferObjects

Protected Member Functions

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

Protected Attributes

BufferObjectProfile _profile
bool _copyDataAndReleaseGLBufferObject
BufferDataList _bufferDataList
GLBufferObjects _glBufferObjects
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

Additional Inherited Members

Public Types inherited from osg::Object
enum  DataVariance { DYNAMIC , STATIC , UNSPECIFIED }

Member Typedef Documentation

◆ BufferDataList

typedef std::vector< BufferData* > osg::BufferObject::BufferDataList
protected

◆ GLBufferObjects

Constructor & Destructor Documentation

◆ BufferObject() [1/2]

osg::BufferObject::BufferObject ( )

Referenced by BufferObject(), and isSameKindAs().

◆ BufferObject() [2/2]

osg::BufferObject::BufferObject ( const BufferObject & bo,
const CopyOp & copyop = CopyOp::SHALLOW_COPY )

Copy constructor using CopyOp to manage deep vs shallow copy.

References BufferObject(), and osg::CopyOp::SHALLOW_COPY.

◆ ~BufferObject()

osg::BufferObject::~BufferObject ( )
protected

Member Function Documentation

◆ addBufferData()

unsigned int osg::BufferObject::addBufferData ( BufferData * bd)

◆ className()

virtual const char * osg::BufferObject::className ( ) const
inlinevirtual

return the name of the object's class type. Must be defined by derived classes.

Implements osg::Object.

◆ computeRequiredBufferSize()

unsigned int osg::BufferObject::computeRequiredBufferSize ( ) const

◆ deleteBufferObject()

void osg::BufferObject::deleteBufferObject ( unsigned int contextID,
GLuint globj )
static

deprecated, provided for backwards compatibility.

◆ dirty()

void osg::BufferObject::dirty ( )

◆ getBufferData() [1/2]

BufferData * osg::BufferObject::getBufferData ( unsigned int index)
inline

References _bufferDataList.

◆ getBufferData() [2/2]

const BufferData * osg::BufferObject::getBufferData ( unsigned int index) const
inline

References _bufferDataList.

◆ getCopyDataAndReleaseGLBufferObject()

bool osg::BufferObject::getCopyDataAndReleaseGLBufferObject ( ) const
inline

Get whether the BufferObject should use a GLBufferObject just for copying the BufferData and release it immediately.

References _copyDataAndReleaseGLBufferObject.

◆ getGLBufferObject()

GLBufferObject * osg::BufferObject::getGLBufferObject ( unsigned int contextID) const
inline

References _glBufferObjects.

◆ getNumBufferData()

unsigned int osg::BufferObject::getNumBufferData ( ) const
inline

References _bufferDataList.

◆ getOrCreateGLBufferObject()

GLBufferObject * osg::BufferObject::getOrCreateGLBufferObject ( unsigned int contextID) const

◆ getProfile() [1/2]

BufferObjectProfile & osg::BufferObject::getProfile ( )
inline

References _profile.

◆ getProfile() [2/2]

const BufferObjectProfile & osg::BufferObject::getProfile ( ) const
inline

References _profile.

◆ getTarget()

GLenum osg::BufferObject::getTarget ( ) const
inline

References _profile.

◆ getUsage()

GLenum osg::BufferObject::getUsage ( ) const
inline

Get the type of usage the buffer object has been set up for.

References _profile.

◆ isSameKindAs()

virtual bool osg::BufferObject::isSameKindAs ( const Object * obj) const
inlinevirtual

Reimplemented from osg::Object.

References BufferObject(), NULL, and osg::Object::Object().

◆ libraryName()

virtual const char * osg::BufferObject::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.

Implements osg::Object.

◆ releaseGLObjects()

void osg::BufferObject::releaseGLObjects ( State * state = 0) const
virtual

If State is non-zero, this function releases OpenGL objects for the specified graphics context. Otherwise, releases OpenGL objects for all graphics contexts.

Reimplemented from osg::Object.

◆ removeBufferData() [1/2]

void osg::BufferObject::removeBufferData ( BufferData * bd)

◆ removeBufferData() [2/2]

void osg::BufferObject::removeBufferData ( unsigned int index)

◆ resizeGLObjectBuffers()

virtual void osg::BufferObject::resizeGLObjectBuffers ( unsigned int maxSize)
virtual

Resize any per context GLObject buffers to specified size.

Reimplemented from osg::Object.

Reimplemented in osg::PixelDataBufferObject.

◆ setBufferData()

void osg::BufferObject::setBufferData ( unsigned int index,
BufferData * bd )

◆ setCopyDataAndReleaseGLBufferObject()

void osg::BufferObject::setCopyDataAndReleaseGLBufferObject ( bool copyAndRelease)
inline

Set whether the BufferObject should use a GLBufferObject just for copying the BufferData and release it immediately so that it may be reused.

References _copyDataAndReleaseGLBufferObject.

◆ setGLBufferObject()

void osg::BufferObject::setGLBufferObject ( unsigned int contextID,
GLBufferObject * glbo )
inline

References _glBufferObjects.

◆ setTarget()

void osg::BufferObject::setTarget ( GLenum target)
inline

References _profile.

◆ setUsage()

void osg::BufferObject::setUsage ( GLenum usage)
inline

Set what type of usage the buffer object will have. Options are: GL_STREAM_DRAW, GL_STREAM_READ, GL_STREAM_COPY, GL_STATIC_DRAW, GL_STATIC_READ, GL_STATIC_COPY, GL_DYNAMIC_DRAW, GL_DYNAMIC_READ, or GL_DYNAMIC_COPY.

References _profile.

Member Data Documentation

◆ _bufferDataList

BufferDataList osg::BufferObject::_bufferDataList
protected

◆ _copyDataAndReleaseGLBufferObject

bool osg::BufferObject::_copyDataAndReleaseGLBufferObject
protected

◆ _glBufferObjects

GLBufferObjects osg::BufferObject::_glBufferObjects
mutableprotected

◆ _profile


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