osgTerrain::GeometryTechnique Class Reference

Inheritance diagram for osgTerrain::GeometryTechnique:

Classes
class	BufferData

Public Types
enum	FilterType { GAUSSIAN, SMOOTH, SHARPEN }

Public Member Functions
	GeometryTechnique ()
	GeometryTechnique (const GeometryTechnique &, const osg::CopyOp &copyop=osg::CopyOp::SHALLOW_COPY)
	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)
virtual void	cleanSceneGraph ()
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
Public Member Functions inherited from osgTerrain::TerrainTechnique
	TerrainTechnique ()
	TerrainTechnique (const TerrainTechnique &, const osg::CopyOp &copyop=osg::CopyOp::SHALLOW_COPY)
	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 ()
	Object (bool threadSafeRefUnref)
	Object (const Object &, const CopyOp &copyop=CopyOp::SHALLOW_COPY)
virtual Object *	cloneType () const =0
virtual Object *	clone (const CopyOp &) const =0
virtual bool	isSameKindAs (const Object *) const
virtual const char *	libraryName () const =0
virtual const char *	className () const =0
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)
osg::UserDataContainer *	getUserDataContainer ()
const osg::UserDataContainer *	getUserDataContainer () const
osg::UserDataContainer *	getOrCreateUserDataContainer ()
virtual void	setUserData (Referenced *obj)
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)
virtual void	resizeGLObjectBuffers (unsigned int)
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
Public Member Functions inherited from osg::Observer
	Observer ()
virtual	~Observer ()
virtual void	objectDeleted (void *)

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 ()
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 ()
static void	setThreadSafeReferenceCounting (bool enableThreadSafeReferenceCounting)
static bool	getThreadSafeReferenceCounting ()
static void	setDeleteHandler (DeleteHandler *handler)
static DeleteHandler *	getDeleteHandler ()

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

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

• GeometryTechnique