class SG_EXPORT osg::DrawPixels

DrawPixels is an osg::Drawable subclass which encapsulates the drawing of images using glDrawPixels

Inheritance:

Public Methods

DrawPixels()

DrawPixels(const DrawPixels& drawimage, const CopyOp& copyop=CopyOp::SHALLOW_COPY)

Copy constructor using CopyOp to manage deep vs shallow copy

virtual Object* cloneType() const

virtual Object* clone(const CopyOp& copyop) const

virtual bool isSameKindAs(const Object* obj) const

virtual const char* libraryName() const

virtual const char* className() const

void setPosition(const osg::Vec3& position)

osg::Vec3& getPosition()

const osg::Vec3& getPosition() const

void setImage(osg::Image* image)

osg::Image* getImage()

const osg::Image* getImage() const

void setUseCompleteImage()

void setSubImageDimensions(unsigned int offsetX, unsigned int offsetY, unsigned int width, unsigned int height)

void getSubImageDimensions(unsigned int& offsetX, unsigned int& offsetY, unsigned int& width, unsigned int& height) const

bool getUseSubImage() const

virtual void drawImplementation(State& state) const

Protected Fields

Vec3 _position

ref_ptr<Image> _image

bool _useSubImage

unsigned int _offsetX

unsigned int _offsetY

unsigned int _width

unsigned int _height

Protected Methods

DrawPixels& operator = (const DrawPixels&)

virtual ~DrawPixels()

virtual bool computeBound() const

Inherited from Drawable:

Public Classes

struct UpdateCallback: public virtual osg::Object

struct CullCallback: public virtual osg::Object

struct DrawCallback: public virtual osg::Object

enum AttributeTypes

class AttributeFunctor

class ConstAttributeFunctor

class PrimitiveFunctor

class PrimitiveIndexFunctor

class SG_EXPORT Extensions: public osg::Referenced

Extensions class which encapsulates the querring of extensions and associated function pointers, and provide convinience wrappers to check for the extensions or use the associated functions

Public Methods

virtual Geometry* asGeometry()

virtual const Geometry* asGeometry() const

inline const ParentList& getParents() const

inline ParentList getParents()

inline Node* getParent(unsigned int i)

inline const Node* getParent(unsigned int i) const

inline unsigned int getNumParents() const

inline void setStateSet(StateSet* state)

inline StateSet* getStateSet()

inline const StateSet* getStateSet() const

StateSet* getOrCreateStateSet()

void dirtyBound()

inline const BoundingBox& getBound() const

inline void setShape(Shape* shape)

inline Shape* getShape()

inline const Shape* getShape() const

void setSupportsDisplayList(bool flag)

inline bool getSupportsDisplayList() const

void setUseDisplayList(bool flag)

inline bool getUseDisplayList() const

void setUseVertexBufferObjects(bool flag)

inline bool getUseVertexBufferObjects() const

void dirtyDisplayList()

virtual void compileGLObjects(State& state) const

virtual void releaseGLObjects(State* state=0) const

void setUpdateCallback(UpdateCallback* ac)

UpdateCallback* getUpdateCallback()

const UpdateCallback* getUpdateCallback() const

void setCullCallback(CullCallback* cc)

CullCallback* getCullCallback()

const CullCallback* getCullCallback() const

void setDrawCallback(DrawCallback* dc)

DrawCallback* getDrawCallback()

const DrawCallback* getDrawCallback() const

static void deleteDisplayList(unsigned int contextID, GLuint globj)

static void flushDeletedDisplayLists(unsigned int contextID, double currentTime, double& availableTime)

static void deleteVertexBufferObject(unsigned int contextID, GLuint globj)

static void flushDeletedVertexBufferObjects(unsigned int contextID, double currentTime, double& availableTime)

virtual bool supports(AttributeFunctor&) const

virtual void accept(AttributeFunctor&)

virtual bool supports(ConstAttributeFunctor&) const

virtual void accept(ConstAttributeFunctor&) const

virtual bool supports(PrimitiveFunctor&) const

virtual void accept(PrimitiveFunctor&) const

virtual bool supports(PrimitiveIndexFunctor&) const

virtual void accept(PrimitiveIndexFunctor&) const

static Extensions* getExtensions(unsigned int contextID, bool createIfNotInitalized)

static void setExtensions(unsigned int contextID, Extensions* extensions)

inline void draw(State& state) const

Public

typedef std::vector<Node*> ParentList

typedef unsigned int AttributeType

Protected Fields

ParentList _parents

ref_ptr<StateSet> _stateset

mutable BoundingBox _bbox

mutable bool _bbox_computed

ref_ptr<Shape> _shape

bool _supportsDisplayList

bool _useDisplayList

bool _supportsVertexBufferObjects

bool _useVertexBufferObjects

mutable GLObjectList _globjList

mutable GLObjectList _vboList

ref_ptr<UpdateCallback> _updateCallback

ref_ptr<CullCallback> _cullCallback

ref_ptr<DrawCallback> _drawCallback

Protected Methods

void setBound(const BoundingBox& bb) const

void addParent(osg::Node* node)

void removeParent(osg::Node* node)

Protected

typedef osg::buffered_value<GLuint> GLObjectList

Inherited from Object:

Public Classes

enum DataVariance

Public Methods

inline void setDataVariance(DataVariance dv)

inline DataVariance getDataVariance() const

inline void setUserData(Referenced* obj)

inline Referenced* getUserData()

inline const Referenced* getUserData() const

Protected Fields

DataVariance _dataVariance

ref_ptr<Referenced> _userData

Inherited from Referenced:

Public Methods

static void setDeleteHandler(DeleteHandler* handler)

static DeleteHandler* getDeleteHandler()

inline void ref() const

inline void unref_nodelete() const

inline int referenceCount() const

inline void unref() const

Protected Fields

mutable OpenThreads::Mutex _refMutex

mutable int _refCount

Documentation

DrawPixels is an osg::Drawable subclass which encapsulates the drawing of images using glDrawPixels

DrawPixels()

DrawPixels(const DrawPixels& drawimage, const CopyOp& copyop=CopyOp::SHALLOW_COPY)

Copy constructor using CopyOp to manage deep vs shallow copy

virtual Object* cloneType() const

virtual Object* clone(const CopyOp& copyop) const

virtual bool isSameKindAs(const Object* obj) const

virtual const char* libraryName() const

virtual const char* className() const

void setPosition(const osg::Vec3& position)

osg::Vec3& getPosition()

const osg::Vec3& getPosition() const

void setImage(osg::Image* image)

osg::Image* getImage()

const osg::Image* getImage() const

void setUseCompleteImage()

void setSubImageDimensions(unsigned int offsetX, unsigned int offsetY, unsigned int width, unsigned int height)

void getSubImageDimensions(unsigned int& offsetX, unsigned int& offsetY, unsigned int& width, unsigned int& height) const

bool getUseSubImage() const

virtual void drawImplementation(State& state) const

DrawPixels& operator = (const DrawPixels&)

virtual ~DrawPixels()

virtual bool computeBound() const

Vec3 _position

ref_ptr<Image> _image

bool _useSubImage

unsigned int _offsetX

unsigned int _offsetY

unsigned int _width

unsigned int _height

This class has no child classes.

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