handles the management of paged tiles and terrain patches being added to the indirect rendering system. More...

Inheritance diagram for makVrv::DtPagedTilesIndirectManager:

Public Types
typedef std::vector < DtNodePlusTraversalInfo >	ProxyNodesArray

Public Member Functions
virtual	~DtPagedTilesIndirectManager ()
	Destructor. More...

	DtPagedTilesIndirectManager ()=delete
	not allowed - default constructor – only create using creator More...

	DtPagedTilesIndirectManager (const DtPagedTilesIndirectManager &)=delete
	not allowed - copy constructor More...

DtPagedTilesIndirectManager &	operator= (const DtPagedTilesIndirectManager &)=delete
	not allowed - equals operator More...

virtual void	setName (const std::string &name)
	mostly used for debugging sets then name on the registrar More...

virtual void	nodePagedIn (const osg::Node *node, const std::string &fileName, osg::NodePath &parentalNodePath)
	Indirect a node directly (utility function) can be used to indirect a scenegraph, so whole openflight terrains can be passed in here should only be called in the main thread NOTE: each time the signature of this function change the same change needs to be made in JrmDisabledIndirectManager.h. More...

virtual void	nodePagingOut (const osg::Node *node)
	Let the manger know a node is paging out should only be called in the main thread' NOTE: each time the signature of this function change the same change needs to be made in JrmDisabledIndirectManager.h. More...

virtual void	addTextureLoaderToSceneGraph (osg::Group &myTerrainGroup)
	Add a texture loader node to the scenegraph. More...

virtual void	slot_postTick ()
	handle the postTick signal. More...

virtual void	setMetaflightGroup (osg::Node *node)
	node for tracking which metaflight terrain patch this manager is managing. More...

Public Member Functions inherited from makVrv::DtVirtualBaseClass
	DtVirtualBaseClass ()
	Do nothing constructor. More...

virtual	~DtVirtualBaseClass ()
	Virtual do nothing destructor. More...

Public Attributes
boost::signalslib::signal < void(const DtPagedTilesIndirectManager &)>	signal_terrainInstancesReadyToRender
	Emitted when instances of the terrain skin are ready to render. More...

Protected Types
typedef std::vector < boost::signalslib::connection >	Connections
	A collection of signals. More...

Protected Member Functions
	DtPagedTilesIndirectManager (DtDe &de, bool adjustLodStart, bool connectToPagingSignals)

virtual void	slot_childLoaded (const osg::Group page, const osg::Node child, const std::string &fileName, osg::Node *&returnedNode)
	slot for when a paged tile is loaded (but not added to the scenegraph) called by the paged in a background thread. More...

virtual bool	shouldHandlePage (const osg::Group *page)
	get the metaflight group from the paged lod and compare it against this manager's group More...

virtual void	slot_childPagedIn (const osg::Group page, const osg::Node child)
	slot for when paged tile has already been paged in only called in the main thread. More...

virtual void	indirectChildFromPageIn (const osg::Group page, const osg::Node child, const std::string &fileName, osg::NodePath &parentalNodePath)
	used by slot_childPagedIn and nodePagedIn to indirect a scenegraph and add it to the scene called by nodePagedIn and slot_childPagedIn in the main thread More...

virtual void	keyNodeGettingDeleted (const osg::Group child, DtCellToGeoTypicalIndirectGeoMap cellMap)
	helper function for deleting a key node from a geo typical map More...

virtual void	keyNodeGettingDeleted (const osg::Group child, DtCellToGeoSpecificIndirectGeoMap cellMap)
	helper function for deleting a key node from a geo specific map More...

virtual void	slot_childAboutToPageOut (const osg::Group page, const osg::Node child)
	slot for when paged tile is about to page out called in the main thread just before a tile has been paged out does not update the signal count since it is only called in the main thread NOTE: each time the signature of this function change the same change needs to be made in JrmDisabledIndirectManager.h More...

virtual bool	processProxyNodes (osg::Group indirectGroup, const osg::Group child, std::set< osg::Node * > &foundProxyNodes, osg::NodePath &parentalNodePath)
	process all the proxy nodes under the child group. More...

virtual void	processGeodes (osg::Group indirectGroup, osg::Group child, const std::string &fileName, const std::set< osg::Node * > &foundProxyNodes, bool backgroundThread, osg::NodePath &parentalNodePath)
	process all the geodes that are not under proxy nodes in the specified child. More...

virtual void	replaceChildWithGroup (const osg::Group child, const osg::Group childReplacement)
	replace the child with the child replacement for its first parent More...

virtual void	indirectThisChild (osg::Group intersectionGroup, osg::Group child, const std::string &fileName, bool backgroundThread, osg::NodePath &parentalNodePath)
	internal method which turns a child into a indirected group More...

virtual void	disconnectSignalsAndWait ()
	cleanup the signals and avoid any race conditions of other threads still in the slots when disconnecting More...

virtual void	printHierarchy (const osg::Node *node) const
	utility function for printing out the hierarchy of a node More...

virtual void	removeNestedProxyNodes (ProxyNodesArray &proxyNodesArray) const
	utility function for removing all nested proxy nodes More...

virtual DtIndirectModelsContainer *	GTModelsContainer ()
	utility function to get access to indirect container More...

virtual void	terrainSkinCellCreatedAndInstancesAdded (const DtCellGeoSpecificIndirectGeo *cell, const std::unordered_set< int > &instances)
	internal method. called when a terrain skin cell is created. More...

virtual void	terrainSkinCellGettingDeleted (const DtCellGeoSpecificIndirectGeo *cell)
	internal method. called when a terrain skin cell is about to be deleted. More...

Protected Attributes
DtDe &	myDe

DtCellToGeoTypicalIndirectGeoMap *	myCellToGTIndirectGeoMap

DtIndirectModelsContainer *	myGTModelsContainer

DtCellToGeoSpecificIndirectGeoMap *	myCellToGSIndirectGeoMapTerrainSkin

std::unordered_map< const DtCellGeoSpecificIndirectGeo *, std::unordered_set< int > >	myMapCelltoSetGeodesInCell
	map of each cell to the set of instance ids (in the indirect geometry) for that cell More...

boost::mutex	myMapCelltoSetGeodesInCellMutex
	lock for the map above More...

Connections	myConnections
	The connected signals for paging. More...

DtSignalConnectionManager	myOtherConnections
	manager for other connections More...

osg::ref_ptr < DtIndirectTextureLoaderNode >	myTextureLoaderNode

boost::mutex	mySignalMutex

boost::condition	mySignalConditional

int	mySignalWaitCount

bool	myAdjustLodStart

DtIndirectVisitorControlGroupCreator &	myIndirectGeoIntersectionGroupCreator

osg::Node *	myMetaflightGroupNode

Friends
class	DtPagedTilesIndirectManagerCreator
	friend class creator so that it is the only thing that will create DtPageTilesIndirectManagers More...

Detailed Description

handles the management of paged tiles and terrain patches being added to the indirect rendering system.

For every terrain patch and paged tile it parses them to find any proxys or geodes and sends them off to the indirect system.

Member Typedef Documentation

typedef std::vector< DtNodePlusTraversalInfo > makVrv::DtPagedTilesIndirectManager::ProxyNodesArray

typedef std::vector<boost::signalslib::connection> makVrv::DtPagedTilesIndirectManager::Connections

protected

A collection of signals.

Constructor & Destructor Documentation

makVrv::DtPagedTilesIndirectManager::DtPagedTilesIndirectManager	(	DtDe &	de,
		bool	adjustLodStart,
		bool	connectToPagingSignals
	)

protected

virtual makVrv::DtPagedTilesIndirectManager::~DtPagedTilesIndirectManager ( )

virtual

Destructor.

makVrv::DtPagedTilesIndirectManager::DtPagedTilesIndirectManager ( )

delete

not allowed - default constructor – only create using creator

makVrv::DtPagedTilesIndirectManager::DtPagedTilesIndirectManager ( const DtPagedTilesIndirectManager & )

delete

not allowed - copy constructor

Member Function Documentation

DtPagedTilesIndirectManager& makVrv::DtPagedTilesIndirectManager::operator= ( const DtPagedTilesIndirectManager & )

delete

not allowed - equals operator

virtual void makVrv::DtPagedTilesIndirectManager::setName ( const std::string & name )

virtual

mostly used for debugging sets then name on the registrar

virtual void makVrv::DtPagedTilesIndirectManager::nodePagedIn	(	const osg::Node *	node,
		const std::string &	fileName,
		osg::NodePath &	parentalNodePath
	)

virtual

Indirect a node directly (utility function) can be used to indirect a scenegraph, so whole openflight terrains can be passed in here should only be called in the main thread NOTE: each time the signature of this function change the same change needs to be made in JrmDisabledIndirectManager.h.

Reimplemented in DtDisabledIndirectManager.

virtual void makVrv::DtPagedTilesIndirectManager::nodePagingOut ( const osg::Node * node )

virtual

Let the manger know a node is paging out should only be called in the main thread' NOTE: each time the signature of this function change the same change needs to be made in JrmDisabledIndirectManager.h.

Reimplemented in DtDisabledIndirectManager.

virtual void makVrv::DtPagedTilesIndirectManager::addTextureLoaderToSceneGraph ( osg::Group & myTerrainGroup )

virtual

Add a texture loader node to the scenegraph.

It processes textures and gets them to loaded (onto the GPU) should only be called by the main thread NOTE: each time the signature of this function change the same change needs to be made in JrmDisabledIndirectManager.h

Reimplemented in DtDisabledIndirectManager.

virtual void makVrv::DtPagedTilesIndirectManager::slot_postTick ( )

virtual

handle the postTick signal.

This -checks whether instances in each cell for the terrain skin are ready to render and emits signal_terrainInstancesReadyToRender, if so

virtual void makVrv::DtPagedTilesIndirectManager::setMetaflightGroup ( osg::Node * node )

virtual

node for tracking which metaflight terrain patch this manager is managing.

virtual void makVrv::DtPagedTilesIndirectManager::slot_childLoaded	(	const osg::Group *	page,
		const osg::Node *	child,
		const std::string &	fileName,
		osg::Node *&	returnedNode
	)

protectedvirtual

slot for when a paged tile is loaded (but not added to the scenegraph) called by the paged in a background thread.

it updates the signal count since it can be called in the background NOTE: each time the signature of this function change the same change needs to be made in JrmDisabledIndirectManager.h

virtual bool makVrv::DtPagedTilesIndirectManager::shouldHandlePage ( const osg::Group * page )

protectedvirtual

get the metaflight group from the paged lod and compare it against this manager's group

virtual void makVrv::DtPagedTilesIndirectManager::slot_childPagedIn	(	const osg::Group *	page,
		const osg::Node *	child
	)

protectedvirtual

slot for when paged tile has already been paged in only called in the main thread.

Called after a tile has been added to the scenegraph does not update the signal count since it is only called in the main thread NOTE: each time the signature of this function change the same change needs to be made in JrmDisabledIndirectManager.h

Reimplemented in DtDisabledIndirectManager.

virtual void makVrv::DtPagedTilesIndirectManager::indirectChildFromPageIn	(	const osg::Group *	page,
		const osg::Node *	child,
		const std::string &	fileName,
		osg::NodePath &	parentalNodePath
	)

protectedvirtual

used by slot_childPagedIn and nodePagedIn to indirect a scenegraph and add it to the scene called by nodePagedIn and slot_childPagedIn in the main thread

virtual void makVrv::DtPagedTilesIndirectManager::keyNodeGettingDeleted	(	const osg::Group *	child,
		DtCellToGeoTypicalIndirectGeoMap *	cellMap
	)

protectedvirtual

helper function for deleting a key node from a geo typical map

virtual void makVrv::DtPagedTilesIndirectManager::keyNodeGettingDeleted	(	const osg::Group *	child,
		DtCellToGeoSpecificIndirectGeoMap *	cellMap
	)

protectedvirtual

helper function for deleting a key node from a geo specific map

virtual void makVrv::DtPagedTilesIndirectManager::slot_childAboutToPageOut	(	const osg::Group *	page,
		const osg::Node *	child
	)

protectedvirtual

slot for when paged tile is about to page out called in the main thread just before a tile has been paged out does not update the signal count since it is only called in the main thread NOTE: each time the signature of this function change the same change needs to be made in JrmDisabledIndirectManager.h

Reimplemented in DtDisabledIndirectManager.

virtual bool makVrv::DtPagedTilesIndirectManager::processProxyNodes	(	osg::Group *	indirectGroup,
		const osg::Group *	child,
		std::set< osg::Node * > &	foundProxyNodes,
		osg::NodePath &	parentalNodePath
	)

protectedvirtual

process all the proxy nodes under the child group.

new indirect geometry ends up under the indirect group. Returns true if this tile can be correctly indirected and false if a condition which is incompatible with indirect rendering is found. Currently the only condition is if there is a DOF node above a proxy in the scene graph.

virtual void makVrv::DtPagedTilesIndirectManager::processGeodes	(	osg::Group *	indirectGroup,
		osg::Group *	child,
		const std::string &	fileName,
		const std::set< osg::Node * > &	foundProxyNodes,
		bool	backgroundThread,
		osg::NodePath &	parentalNodePath
	)

protectedvirtual

process all the geodes that are not under proxy nodes in the specified child.

virtual void makVrv::DtPagedTilesIndirectManager::replaceChildWithGroup	(	const osg::Group *	child,
		const osg::Group *	childReplacement
	)

protectedvirtual

replace the child with the child replacement for its first parent

virtual void makVrv::DtPagedTilesIndirectManager::indirectThisChild	(	osg::Group *	intersectionGroup,
		osg::Group *	child,
		const std::string &	fileName,
		bool	backgroundThread,
		osg::NodePath &	parentalNodePath
	)

protectedvirtual

internal method which turns a child into a indirected group

virtual void makVrv::DtPagedTilesIndirectManager::disconnectSignalsAndWait ( )

protectedvirtual

cleanup the signals and avoid any race conditions of other threads still in the slots when disconnecting

virtual void makVrv::DtPagedTilesIndirectManager::printHierarchy ( const osg::Node * node ) const

protectedvirtual

utility function for printing out the hierarchy of a node

virtual void makVrv::DtPagedTilesIndirectManager::removeNestedProxyNodes ( ProxyNodesArray & proxyNodesArray ) const

protectedvirtual

utility function for removing all nested proxy nodes

virtual DtIndirectModelsContainer* makVrv::DtPagedTilesIndirectManager::GTModelsContainer ( )

protectedvirtual

utility function to get access to indirect container

virtual void makVrv::DtPagedTilesIndirectManager::terrainSkinCellCreatedAndInstancesAdded	(	const DtCellGeoSpecificIndirectGeo *	cell,
		const std::unordered_set< int > &	instances
	)

protectedvirtual

internal method. called when a terrain skin cell is created.

virtual void makVrv::DtPagedTilesIndirectManager::terrainSkinCellGettingDeleted ( const DtCellGeoSpecificIndirectGeo * cell )

protectedvirtual

internal method. called when a terrain skin cell is about to be deleted.

Friends And Related Function Documentation

friend class DtPagedTilesIndirectManagerCreator

friend

friend class creator so that it is the only thing that will create DtPageTilesIndirectManagers

Member Data Documentation

boost::signalslib::signal<void(const DtPagedTilesIndirectManager&)> makVrv::DtPagedTilesIndirectManager::signal_terrainInstancesReadyToRender

Emitted when instances of the terrain skin are ready to render.

DtDe& makVrv::DtPagedTilesIndirectManager::myDe

protected

DtCellToGeoTypicalIndirectGeoMap* makVrv::DtPagedTilesIndirectManager::myCellToGTIndirectGeoMap

protected

DtIndirectModelsContainer* makVrv::DtPagedTilesIndirectManager::myGTModelsContainer

protected

DtCellToGeoSpecificIndirectGeoMap* makVrv::DtPagedTilesIndirectManager::myCellToGSIndirectGeoMapTerrainSkin

protected

std::unordered_map<const DtCellGeoSpecificIndirectGeo*, std::unordered_set<int> > makVrv::DtPagedTilesIndirectManager::myMapCelltoSetGeodesInCell

protected

map of each cell to the set of instance ids (in the indirect geometry) for that cell

boost::mutex makVrv::DtPagedTilesIndirectManager::myMapCelltoSetGeodesInCellMutex

protected

lock for the map above

Connections makVrv::DtPagedTilesIndirectManager::myConnections

protected

The connected signals for paging.

DtSignalConnectionManager makVrv::DtPagedTilesIndirectManager::myOtherConnections

protected

manager for other connections

osg::ref_ptr<DtIndirectTextureLoaderNode> makVrv::DtPagedTilesIndirectManager::myTextureLoaderNode

protected

boost::mutex makVrv::DtPagedTilesIndirectManager::mySignalMutex

protected

boost::condition makVrv::DtPagedTilesIndirectManager::mySignalConditional

protected

int makVrv::DtPagedTilesIndirectManager::mySignalWaitCount

protected

bool makVrv::DtPagedTilesIndirectManager::myAdjustLodStart

protected

DtIndirectVisitorControlGroupCreator& makVrv::DtPagedTilesIndirectManager::myIndirectGeoIntersectionGroupCreator

protected

osg::Node* makVrv::DtPagedTilesIndirectManager::myMetaflightGroupNode

protected

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

/data/exports/nrhent7-1/nightly/docs/vrForces.vrf4-10-branch/include/vrvOsg/DtPagedTilesIndirectManager.h

Public Types

Public Member Functions

Public Attributes

Protected Types

Protected Member Functions

Protected Attributes

Friends

Detailed Description

Member Typedef Documentation

Constructor & Destructor Documentation

Member Function Documentation

Friends And Related Function Documentation

Member Data Documentation