osgTerrain::GeometryTechnique Class Reference

Inheritance diagram for osgTerrain::GeometryTechnique:

Classes
class	BufferData

Public Types
enum	FilterType { GAUSSIAN, SMOOTH, SHARPEN }
Public Types inherited from osg::Object
enum	DataVariance { DYNAMIC, STATIC, UNSPECIFIED }

Public Member Functions
	GeometryTechnique ()
	GeometryTechnique (const GeometryTechnique &, const osg::CopyOp &copyop=osg::CopyOp::SHALLOW_COPY)
	Copy constructor using CopyOp to manage deep vs shallow copy. More...
	META_Object (osgTerrain, GeometryTechnique)
virtual void	init (int dirtyMask, bool assumeMultiThreaded)
virtual Locator *	computeMasterLocator ()
virtual void	update (osgUtil::UpdateVisitor *nv)
virtual void	cull (osgUtil::CullVisitor *nv)
virtual void	traverse (osg::NodeVisitor &nv)
	Traverse the terain subgraph. More...
virtual void	cleanSceneGraph ()
	Clean scene graph from any terrain technique specific nodes. More...
void	setFilterBias (float filterBias)
float	getFilterBias () const
void	setFilterWidth (float filterWidth)
float	getFilterWidth () const
void	setFilterMatrix (const osg::Matrix3 &matrix)
osg::Matrix3 &	getFilterMatrix ()
const osg::Matrix3 &	getFilterMatrix () const
void	setFilterMatrixAs (FilterType filterType)
virtual void	releaseGLObjects (osg::State *=0) const
	If State is non-zero, this function releases any associated OpenGL objects for the specified graphics context. More...
Public Member Functions inherited from osgTerrain::TerrainTechnique
	TerrainTechnique ()
	TerrainTechnique (const TerrainTechnique &, const osg::CopyOp &copyop=osg::CopyOp::SHALLOW_COPY)
	Copy constructor using CopyOp to manage deep vs shallow copy. More...
	META_Object (osgTerrain, TerrainTechnique)
TerrainTile *	getTerrainTile ()
const TerrainTile *	getTerrainTile () const
void	addNeighbour (TerrainTile *tile)
void	removeNeighbour (TerrainTile *tile)
bool	containsNeighbour (TerrainTile *tile)
Public Member Functions inherited from osg::Object
	Object ()
	Construct an object. More...
	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. More...
virtual Object *	cloneType () const =0
	Clone the type of an object, with Object* return type. More...
virtual Object *	clone (const CopyOp &) const =0
	Clone an object, with Object* return type. More...
virtual bool	isSameKindAs (const Object *) const
virtual const char *	libraryName () const =0
	return the name of the object's library. More...
virtual const char *	className () const =0
	return the name of the object's class type. More...
std::string	getCompoundClassName () const
	return the compound class name that combines the library name and class name. More...
virtual Node *	asNode ()
	Convert 'this' into a Node pointer if Object is a Node, otherwise return 0. More...
virtual const Node *	asNode () const
	convert 'const this' into a const Node pointer if Object is a Node, otherwise return 0. More...
virtual NodeVisitor *	asNodeVisitor ()
	Convert 'this' into a NodeVisitor pointer if Object is a NodeVisitor, otherwise return 0. More...
virtual const NodeVisitor *	asNodeVisitor () const
	convert 'const this' into a const NodeVisitor pointer if Object is a NodeVisitor, otherwise return 0. More...
virtual StateAttribute *	asStateAttribute ()
	Convert 'this' into a StateAttribute pointer if Object is a StateAttribute, otherwise return 0. More...
virtual const StateAttribute *	asStateAttribute () const
	convert 'const this' into a const StateAttribute pointer if Object is a StateAttribute, otherwise return 0. More...
virtual Uniform *	asUniform ()
	Convert 'this' into a Uniform pointer if Object is a Uniform, otherwise return 0. More...
virtual const Uniform *	asUniform () const
	convert 'const this' into a const Uniform pointer if Object is a Uniform, otherwise return 0. More...
virtual void	setThreadSafeRefUnref (bool threadSafe)
	Set whether to use a mutex to ensure ref() and unref() are thread safe. More...
virtual void	setName (const std::string &name)
	Set the name of object using C++ style string. More...
void	setName (const char *name)
	Set the name of object using a C style string. More...
const std::string &	getName () const
	Get the name of object. More...
void	setDataVariance (DataVariance dv)
	Set the data variance of this object. More...
DataVariance	getDataVariance () const
	Get the data variance of this object. More...
virtual void	computeDataVariance ()
	Compute the DataVariance based on an assessment of callback etc. More...
void	setUserDataContainer (osg::UserDataContainer *udc)
	set the UserDataContainer object. More...
template<class T >
void	setUserDataContainer (const ref_ptr< T > &udc)
osg::UserDataContainer *	getUserDataContainer ()
	get the UserDataContainer attached to this object. More...
const osg::UserDataContainer *	getUserDataContainer () const
	get the const UserDataContainer attached to this object. More...
osg::UserDataContainer *	getOrCreateUserDataContainer ()
	Convenience 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. More...
virtual void	setUserData (Referenced *obj)
	Set user data, data must be subclassed from Referenced to allow automatic memory handling. More...
template<class T >
void	setUserData (const ref_ptr< T > &ud)
virtual Referenced *	getUserData ()
	Get user data. More...
virtual const Referenced *	getUserData () const
	Get const user data. More...
template<typename T >
bool	getUserValue (const std::string &name, T &value) const
	Convenience method that casts the named UserObject to osg::TemplateValueObject<T> and gets the value. More...
template<typename T >
void	setUserValue (const std::string &name, const T &value)
	Convenience method that creates the osg::TemplateValueObject<T> to store the specified value and adds it as a named UserObject. More...
virtual void	resizeGLObjectBuffers (unsigned int)
	Resize any per context GLObject buffers to specified size. More...
template<typename T >
BoolValueObject UCharValueObject UShortValueObject UIntValueObject DoubleValueObject Vec3fValueObject Vec2dValueObject Vec4dValueObject PlaneValueObject MatrixdValueObject BoundingBoxdValueObject BoundingSpheredValueObject bool	getUserValue (const std::string &name, T &value) const
	provide implementation of osg::Object::getUserValue(..) template More...
Public Member Functions inherited from osg::Referenced
	Referenced ()
	Referenced (bool threadSafeRefUnref)
	Referenced (const Referenced &)
Referenced &	operator= (const Referenced &)
bool	getThreadSafeRefUnref () const
	Get whether a mutex is used to ensure ref() and unref() are thread safe. More...
OpenThreads::Mutex *	getRefMutex () const
	Get the mutex used to ensure thread safety of ref()/unref(). More...
int	ref () const
	Increment the reference count by one, indicating that this object has another pointer which is referencing it. More...
int	unref () const
	Decrement the reference count by one, indicating that a pointer to this object is no longer referencing it. More...
int	unref_nodelete () const
	Decrement the reference count by one, indicating that a pointer to this object is no longer referencing it. More...
int	referenceCount () const
	Return the number of pointers currently referencing this object. More...
ObserverSet *	getObserverSet () const
	Get the ObserverSet if one is attached, otherwise return NULL. More...
ObserverSet *	getOrCreateObserverSet () const
	Get the ObserverSet if one is attached, otherwise create an ObserverSet, attach it, then return this newly created ObserverSet. More...
void	addObserver (Observer *observer) const
	Add a Observer that is observing this object, notify the Observer when this object gets deleted. More...
void	removeObserver (Observer *observer) const
	Remove Observer that is observing this object. More...
Public Member Functions inherited from osg::Observer
	Observer ()
virtual	~Observer ()
virtual void	objectDeleted (void *)
	objectDeleted is called when the observed object is about to be deleted. More...

Protected Member Functions
virtual	~GeometryTechnique ()
virtual osg::Vec3d	computeCenterModel (BufferData &buffer, Locator *masterLocator)
virtual void	generateGeometry (BufferData &buffer, Locator *masterLocator, const osg::Vec3d &centerModel)
virtual void	applyColorLayers (BufferData &buffer)
virtual void	applyTransparency (BufferData &buffer)
Protected Member Functions inherited from osgTerrain::TerrainTechnique
virtual	~TerrainTechnique ()
void	setTerrainTile (TerrainTile *tile)
void	setDirty (bool dirty)
Protected Member Functions inherited from osg::Object
virtual	~Object ()
	Object destructor. More...
Protected Member Functions inherited from osg::Referenced
virtual	~Referenced ()
void	signalObserversAndDelete (bool signalDelete, bool doDelete) const
void	deleteUsingDeleteHandler () const

Protected Attributes
OpenThreads::Mutex	_writeBufferMutex
osg::ref_ptr< BufferData >	_currentBufferData
osg::ref_ptr< BufferData >	_newBufferData
float	_filterBias
osg::ref_ptr< osg::Uniform >	_filterBiasUniform
float	_filterWidth
osg::ref_ptr< osg::Uniform >	_filterWidthUniform
osg::Matrix3	_filterMatrix
osg::ref_ptr< osg::Uniform >	_filterMatrixUniform
Protected Attributes inherited from osgTerrain::TerrainTechnique
TerrainTile *	_terrainTile
TerrainNeighbours	_neighbours
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
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. More...
static void	setThreadSafeReferenceCounting (bool enableThreadSafeReferenceCounting)
	Set whether reference counting should use a mutex for thread safe reference counting. More...
static bool	getThreadSafeReferenceCounting ()
	Get whether reference counting is active. More...
static void	setDeleteHandler (DeleteHandler *handler)
	Set a DeleteHandler to which deletion of all referenced counted objects will be delegated. More...
static DeleteHandler *	getDeleteHandler ()
	Get a DeleteHandler. More...

Member Enumeration Documentation

enum osgTerrain::GeometryTechnique::FilterType

Enumerator
GAUSSIAN
SMOOTH
SHARPEN

Constructor & Destructor Documentation

osgTerrain::GeometryTechnique::GeometryTechnique

(

)

osgTerrain::GeometryTechnique::GeometryTechnique	(	const GeometryTechnique &	,
		const osg::CopyOp &	copyop = osg::CopyOp::SHALLOW_COPY
	)

Copy constructor using CopyOp to manage deep vs shallow copy.

virtual osgTerrain::GeometryTechnique::~GeometryTechnique ( )

protectedvirtual

Member Function Documentation

virtual void osgTerrain::GeometryTechnique::applyColorLayers ( BufferData &  buffer )

protectedvirtual

virtual void osgTerrain::GeometryTechnique::applyTransparency ( BufferData &  buffer )

protectedvirtual

virtual void osgTerrain::GeometryTechnique::cleanSceneGraph ( )

virtual

Clean scene graph from any terrain technique specific nodes.

Reimplemented from osgTerrain::TerrainTechnique.

virtual osg::Vec3d osgTerrain::GeometryTechnique::computeCenterModel ( BufferData &  buffer, Locator *  masterLocator  )

protectedvirtual

virtual Locator* osgTerrain::GeometryTechnique::computeMasterLocator ( )

virtual

virtual void osgTerrain::GeometryTechnique::cull ( osgUtil::CullVisitor *  nv )

virtual

Reimplemented from osgTerrain::TerrainTechnique.

virtual void osgTerrain::GeometryTechnique::generateGeometry ( BufferData &  buffer, Locator *  masterLocator, const osg::Vec3d &  centerModel  )

protectedvirtual

float osgTerrain::GeometryTechnique::getFilterBias ( ) const

inline

osg::Matrix3& osgTerrain::GeometryTechnique::getFilterMatrix ( )

inline

const osg::Matrix3& osgTerrain::GeometryTechnique::getFilterMatrix ( ) const

inline

float osgTerrain::GeometryTechnique::getFilterWidth ( ) const

inline

virtual void osgTerrain::GeometryTechnique::init ( int  dirtyMask, bool  assumeMultiThreaded  )

virtual

Reimplemented from osgTerrain::TerrainTechnique.

osgTerrain::GeometryTechnique::META_Object	(	osgTerrain	,
		GeometryTechnique
	)

virtual void osgTerrain::GeometryTechnique::releaseGLObjects ( osg::State *  = 0 ) const

virtual

If State is non-zero, this function releases any associated OpenGL objects for the specified graphics context.

Otherwise, releases OpenGL objects for all graphics contexts.

Reimplemented from osgTerrain::TerrainTechnique.

void osgTerrain::GeometryTechnique::setFilterBias

(

float

filterBias

)

void osgTerrain::GeometryTechnique::setFilterMatrix

(

const osg::Matrix3 &

matrix

)

void osgTerrain::GeometryTechnique::setFilterMatrixAs

(

FilterType

filterType

)

void osgTerrain::GeometryTechnique::setFilterWidth

(

float

filterWidth

)

virtual void osgTerrain::GeometryTechnique::traverse ( osg::NodeVisitor &  nv )

virtual

Traverse the terain subgraph.

Reimplemented from osgTerrain::TerrainTechnique.

virtual void osgTerrain::GeometryTechnique::update ( osgUtil::UpdateVisitor *  nv )

virtual

Reimplemented from osgTerrain::TerrainTechnique.

Member Data Documentation

osg::ref_ptr<BufferData> osgTerrain::GeometryTechnique::_currentBufferData

protected

float osgTerrain::GeometryTechnique::_filterBias

protected

osg::ref_ptr<osg::Uniform> osgTerrain::GeometryTechnique::_filterBiasUniform

protected

osg::Matrix3 osgTerrain::GeometryTechnique::_filterMatrix

protected

osg::ref_ptr<osg::Uniform> osgTerrain::GeometryTechnique::_filterMatrixUniform

protected

float osgTerrain::GeometryTechnique::_filterWidth

protected

osg::ref_ptr<osg::Uniform> osgTerrain::GeometryTechnique::_filterWidthUniform

protected

osg::ref_ptr<BufferData> osgTerrain::GeometryTechnique::_newBufferData

protected

OpenThreads::Mutex osgTerrain::GeometryTechnique::_writeBufferMutex

protected

---

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

• osgTerrain/GeometryTechnique