Inheritance diagram for Cogs::Core::OGC3DTilesSystem:

Classes
struct	LoadedModel

struct	Node

struct	TileCandidate

Public Member Functions
	OGC3DTilesSystem (Cogs::Memory::Allocator *allocator, Cogs::ComponentIndex capacity)

void	initialize (Context *context) override
	Initialize the system.

void	update (Context *context) override
	Provided for custom update logic in derived systems.

ComponentHandle	createComponent () override

void	destroyComponent (ComponentHandle component) override

Public Member Functions inherited from Cogs::Core::ComponentSystemWithDataPool< OGC3DTilesComponent, OGC3DTilesDataHolder >
	ComponentSystemWithDataPool (Memory::Allocator *allocator, SizeType size=1024)

OGC3DTilesDataHolder &	getData (const OGC3DTilesComponent *component)

const OGC3DTilesDataHolder &	getData (const OGC3DTilesComponent *component) const

Public Member Functions inherited from Cogs::Core::ComponentSystemWithDataPools< ComponentType, DataTypes >
	ComponentSystemWithDataPools (Memory::Allocator *allocator, SizeType size=1024, MemBlockType componentMemType=MemBlockType::Component, MemBlockType dataMemType=MemBlockType::ComponentData)

ComponentHandle	createComponent () override

void	destroyComponent (ComponentHandle component) override

template<typename T >
T &	getData (const ComponentType *component)
	Get the data stored for the given component from the data pool storing objects of the specified template type.

template<typename T >
const T &	getData (const ComponentType *component) const
	Get the const data stored for the given component from the data pool storing objects of the specified template type.

Public Member Functions inherited from Cogs::Core::ComponentSystem< ComponentType >
	ComponentSystem (Memory::Allocator *allocator, SizeType size=16384, MemBlockType componentMemType=MemBlockType::Component)

void	instrumentedPreUpdate () override
	Provided for tagged engine instrumentation.

void	instrumentedUpdate () override
	Provided for tagged engine instrumentation.

void	instrumentedPostUpdate () override
	Provided for tagged engine instrumentation.

ComponentHandle	createComponent () override
	Create a new component instance.

void	destroyComponent (ComponentHandle component) override
	Destroy the component held by the given handle.

SizeType	getComponentIndex (const Component *component) const
	Get the index of the given component in the component pool.

size_t	size ()
	Returns the number of active components.

void	clearCarryFlags ()
	Clear carry flags of all active components.

void	resetFlags ()
	Reset the flags of all active components.

void	prepareUpdate (Context *) override

void	postUpdate (Context *) override

ComponentHandle	getHandle (const ComponentType *component)
	Get a handle to the given Component instance.

virtual void	addEntitiesWithComponent (std::vector< EntityId > &entities, Reflection::TypeId componentTypeId) override
	Return all entities with a given.

Public Member Functions inherited from Cogs::Core::ComponentSystemBase
virtual	~ComponentSystemBase ()
	Provided for destruction via pointer to base.

	ComponentSystemBase (Reflection::TypeId componentType)
	Constructs a ComponentSystemBase to manage components of the given componentType.

virtual void	initialize (Context *context)
	Initialize the system.

void	preUpdate ()
	Run the pre-update method of the system.

void	update ()
	Updates the system state to that of the current frame.

void	postUpdate ()
	Perform post update logic in the system.

virtual void	preUpdate (Context *)
	Provided for custom pre update logic in derived systems.

virtual void	prepareUpdate (Context *)
	Provided for custom update preparation logic in derived systems.

virtual void	update (Context *)
	Provided for custom update logic in derived systems.

virtual void	postUpdate (Context *)
	Provided for custom post update logic in derived systems.

virtual void	instrumentedPreUpdate ()
	Provided for tagged engine instrumentation.

virtual void	instrumentedUpdate ()
	Provided for tagged engine instrumentation.

virtual void	instrumentedPostUpdate ()
	Provided for tagged engine instrumentation.

virtual void	addEntitiesWithComponent (std::vector< EntityId > &, Reflection::TypeId)
	Return all entities with a given.

virtual void	cleanup (Context *)
	Provided for custom cleanup logic in derived systems.

virtual ComponentHandle	createComponent ()
	Create a new component instance.

virtual void	destroyComponent (ComponentHandle)
	Destroy the component held by the given handle.

Reflection::TypeId	getComponentType () const
	Get the reflected type of the components managed by this system.

Static Public Member Functions
static bool	componentIsStale (Context *context, uint32_t id)

Static Public Member Functions inherited from Cogs::Core::ComponentSystem< ComponentType >
static Reflection::TypeId	getTypeId ()
	Get the type id of the component type used by the system.

Private Types
using	base_type = Cogs::Core::ComponentSystem< OGC3DTilesComponent >

Private Member Functions
void	initializeTileset (OGC3DTilesComponent component, OGC3DTilesData componentState)

void	traverseTileset (const OGC3DTilesComponent component, OGC3DTilesData componentState, const OGC3DTilesTileset::Tileset *tileset, float gracePeriodBeforeTileRemoval)

uint64_t	fetchAndInitializeTileset (const uint64_t tilesetGUID, const std::string &tilesetURL, OGC3DTilesComponent *component, uint32_t uniqueComponentId)

Cogs::Core::DataFetcherManager::FetchId	fetchAndInitializeAsset (OGC3DTilesComponent *component, uint32_t uniqueComponentId)

Node	buildExplicitTree (OGC3DTilesData componentState, const OGC3DTilesTileset::Tileset tileset, const OGC3DTilesTileset::Tile tile, const std::string &tileIdStr, const glm::mat4 &currentTransform, const glm::mat4 &globalTransform, std::unordered_set< const OGC3DTilesTileset::Tileset > &visitedTilesets) const

Node	buildImplicitTree (OGC3DTilesData componentState, const OGC3DTilesTileset::Tileset tileset, const OGC3DTiles::Coord &coord, const glm::mat4 &globalTransform) const

void	collectTileCandidates (OGC3DTilesData componentState, const Node node, std::unordered_map< uint64_t, TileCandidate > &target) const

void	calculateTileVisibilities (OGC3DTilesData componentState, const OGC3DTilesTileset::Tileset tileset, const Node *node) const

bool	allChildrenAreReady (OGC3DTilesData componentState, const OGC3DTilesTileset::Tileset tileset, const Node *node) const

bool	tileHasReadyContent (OGC3DTilesData componentState, const OGC3DTilesTileset::Tileset tileset, uint64_t tileId) const

bool	tileHasModelRequests (const OGC3DTilesData componentState, const OGC3DTilesTileset::Tileset tileset, uint64_t tileId) const

bool	tileHasSubTilesetRequests (const OGC3DTilesData *componentState, uint64_t tileId) const

void	setTileVisibility (const OGC3DTilesData componentState, const OGC3DTilesTileset::Tileset tileset, uint64_t tileId, bool onoff) const

void	setVisibilityForAllTiles (const OGC3DTilesData *componentState, bool onoff) const

bool	modelIsReady (const ModelHandle &modelhandle) const

size_t	pruneTileCache (OGC3DTilesData componentState, const OGC3DTilesTileset::Tileset tileset, float gracePeriodBeforeTileRemoval) const

void	removeTileFromScene (OGC3DTilesData componentState, const OGC3DTilesTileset::Tileset tileset, uint64_t tileId) const

void	requestSubTileset (OGC3DTilesData componentState, const std::string &fullURL, uint64_t tileId, const OGC3DTilesTileset::Tileset parentTileset) const

void	requestSubtree (OGC3DTilesData componentState, const OGC3DTilesTileset::Tileset tileset, const OGC3DTiles::Coord &coord) const

bool	requestModel (OGC3DTilesData componentState, const OGC3DTilesTileset::Tileset tileset, const TileCandidate &tile, const std::string URL) const

void	loadMissingModels (OGC3DTilesData componentState, const OGC3DTilesTileset::Tileset tileset, const std::unordered_map< uint64_t, TileCandidate > &toBeLoaded) const

void	addModelToScene (const std::string &uniqueName, TileCandidate tile, ModelHandle handle, const OGC3DTilesData *componentState) const

void	addBBoxIndicatorToScene (OGC3DTilesData componentState, const OGC3DTilesTileset::Tileset tileset, uint64_t tileId, Cogs::Geometry::DBoundingBox box) const

void	removeBBoxIndicatorFromScene (OGC3DTilesData componentState, const OGC3DTilesTileset::Tileset tileset, uint64_t tileId) const

void	cancelStaleModelRequests (OGC3DTilesData componentState, const OGC3DTilesTileset::Tileset tileset, const Node &node) const

void	processModelRequests (OGC3DTilesData componentState, const OGC3DTilesTileset::Tileset tileset, uint32_t frameNumber) const

void	processSubtreeRequests (const OGC3DTilesComponent component, OGC3DTilesData componentState, const OGC3DTilesTileset::Tileset *tileset)

void	processSubTilesetRequests (const OGC3DTilesComponent component, OGC3DTilesData componentState)

bool	hasPendingRequests (const OGC3DTilesData *componentState) const

void	cleanupPendingSubtreeRequests (OGC3DTilesData componentState, const OGC3DTilesTileset::Tileset tileset) const

bool	isInsideFrustum (const Cogs::Geometry::DBoundingBox &box) const

glm::dvec3	getCurrentCameraPosition () const

OGC3DTilesSubtree::Subtree *	getSubtreeForTileCoord (OGC3DTilesData componentState, const OGC3DTilesTileset::Tileset tileset, const OGC3DTiles::Coord &coord) const

std::vector< OGC3DTiles::Coord >	getTileCoordChildren (OGC3DTilesData componentState, const OGC3DTilesTileset::Tileset tileset, const OGC3DTiles::Coord &parent) const

std::string	addOptionalURLParameters (const OGC3DTilesData *componentState, const std::string &url) const

bool	extractAndStoreOptionalSessionKeys (OGC3DTilesData *componentState, const std::string &url) const

void	applyMaterialToAllModels (const OGC3DTilesData *componentState, MaterialInstanceHandle materialHandle)

void	applyMaterialToModel (const OGC3DTilesSystem::LoadedModel &model, MaterialInstanceHandle materialHandle)

Static Private Member Functions
static uint64_t	makeCacheKey (const OGC3DTiles::Coord &coord)

static std::string	buildSubtreeURL (const OGC3DTilesData componentState, const OGC3DTilesTileset::Tileset tileset, const OGC3DTiles::Coord &coord)

static bool	modelIsEmpty (const ModelHandle handle)

static void	printDebugStats (const OGC3DTilesData *componentState)

static std::string	compileURL (const std::string &baseURL, const std::string &tilesetPath, const std::string &modelPath)

Private Attributes
OGC3DTilesBounds *	bounds = nullptr

std::string	accessToken = ""

double	timestampOfLastCameraMovement = 0.0

glm::mat4	lastCameraViewProjection = glm::mat4(-1)

Additional Inherited Members
Public Types inherited from Cogs::Core::ComponentSystem< ComponentType >
typedef ComponentType	component_type

Public Attributes inherited from Cogs::Core::ComponentSystem< ComponentType >
ComponentPool< ComponentType >	pool
	Pool of components managed by the system.

Public Attributes inherited from Cogs::Core::ComponentSystemBase
Reflection::TypeId	componentType
	The type of components managed by this instance.

Context *	context = nullptr
	Pointer to the Context instance the system lives in.

Detailed Description

Definition at line 38 of file OGC3DTilesSystem.h.

Member Typedef Documentation

◆ base_type

using Cogs::Core::OGC3DTilesSystem::base_type = Cogs::Core::ComponentSystem<OGC3DTilesComponent>

private

Definition at line 40 of file OGC3DTilesSystem.h.

Constructor & Destructor Documentation

◆ OGC3DTilesSystem()

OGC3DTilesSystem::OGC3DTilesSystem	(	Cogs::Memory::Allocator *	allocator,
		Cogs::ComponentIndex	capacity
	)

Definition at line 101 of file OGC3DTilesSystem.cpp.

Member Function Documentation

◆ addBBoxIndicatorToScene()

void OGC3DTilesSystem::addBBoxIndicatorToScene	(	OGC3DTilesData *	componentState,
		const OGC3DTilesTileset::Tileset *	tileset,
		uint64_t	tileId,
		Cogs::Geometry::DBoundingBox	box
	)		const

private

Definition at line 1541 of file OGC3DTilesSystem.cpp.

◆ addModelToScene()

void OGC3DTilesSystem::addModelToScene	(	const std::string &	uniqueName,
		TileCandidate	tile,
		ModelHandle	handle,
		const OGC3DTilesData *	componentState
	)		const

private

Will return a circa size (in bytes) of the model.

Definition at line 1513 of file OGC3DTilesSystem.cpp.

References Cogs::Core::EntityStore::addChild(), Cogs::Core::ComponentSystemBase::context, Cogs::Core::EntityStore::createEntity(), Cogs::Core::EntityStore::findEntity(), Cogs::ComponentModel::Component::getComponent(), Cogs::Core::ModelComponent::inheritMaterial, Cogs::Core::ModelComponent::materialInstance, Cogs::Core::ModelComponent::model, Cogs::ComponentModel::Component::setChanged(), Cogs::Core::Context::store, Cogs::Core::TransformComponent::transform, and Cogs::Core::TransformComponent::transformFlags.

◆ addOptionalURLParameters()

std::string OGC3DTilesSystem::addOptionalURLParameters	(	const OGC3DTilesData *	componentState,
		const std::string &	url
	)		const

private

Definition at line 557 of file OGC3DTilesSystem.cpp.

◆ allChildrenAreReady()

bool OGC3DTilesSystem::allChildrenAreReady	(	OGC3DTilesData *	componentState,
		const OGC3DTilesTileset::Tileset *	tileset,
		const Node *	node
	)		const

private

Check if all children are ready. We might have to dig several layers down. Returns TRUE if all children are ready.

Definition at line 1215 of file OGC3DTilesSystem.cpp.

References allChildrenAreReady(), and tileHasReadyContent().

Referenced by allChildrenAreReady(), and calculateTileVisibilities().

◆ applyMaterialToAllModels()

void OGC3DTilesSystem::applyMaterialToAllModels	(	const OGC3DTilesData *	componentState,
		MaterialInstanceHandle	materialHandle
	)

private

Definition at line 201 of file OGC3DTilesSystem.cpp.

◆ applyMaterialToModel()

void OGC3DTilesSystem::applyMaterialToModel	(	const OGC3DTilesSystem::LoadedModel &	model,
		MaterialInstanceHandle	materialHandle
	)

private

Definition at line 213 of file OGC3DTilesSystem.cpp.

◆ buildExplicitTree()

OGC3DTilesSystem::Node OGC3DTilesSystem::buildExplicitTree	(	OGC3DTilesData *	componentState,
		const OGC3DTilesTileset::Tileset *	tileset,
		const OGC3DTilesTileset::Tile *	tile,
		const std::string &	tileIdStr,
		const glm::mat4 &	currentTransform,
		const glm::mat4 &	globalTransform,
		std::unordered_set< const OGC3DTilesTileset::Tileset * > &	visitedTilesets
	)		const

private

Walk the tileset and collect all tiles which are within the view-frustrum. The distance of a tile to the camera will determine which detail level we'll use. Tiles close to the camera will be collected deeper from the tree than tiles far away (ie. at a higher resolution level).

Definition at line 1404 of file OGC3DTilesSystem.cpp.

References buildExplicitTree(), and Cogs::hash().

Referenced by buildExplicitTree().

◆ buildImplicitTree()

OGC3DTilesSystem::Node OGC3DTilesSystem::buildImplicitTree	(	OGC3DTilesData *	componentState,
		const OGC3DTilesTileset::Tileset *	tileset,
		const OGC3DTiles::Coord &	coord,
		const glm::mat4 &	globalTransform
	)		const

private

Walk the tree (quad- or oct-tree) and collect all tiles which are within the view-frustrum. The distance of a tile to the camera will determine which detail level we'll use. Tiles close to the camera will be collected deeper from the tree than tiles far away (ie. at a higher resolution level).

Definition at line 1301 of file OGC3DTilesSystem.cpp.

References buildImplicitTree(), and getSubtreeForTileCoord().

Referenced by buildImplicitTree().

◆ buildSubtreeURL()

std::string OGC3DTilesSystem::buildSubtreeURL	(	const OGC3DTilesData *	componentState,
		const OGC3DTilesTileset::Tileset *	tileset,
		const OGC3DTiles::Coord &	coord
	)

staticprivate

Definition at line 1114 of file OGC3DTilesSystem.cpp.

◆ calculateTileVisibilities()

void OGC3DTilesSystem::calculateTileVisibilities	(	OGC3DTilesData *	componentState,
		const OGC3DTilesTileset::Tileset *	tileset,
		const Node *	node
	)		const

private

This method will traverse the tree top down and hide tiles depending on the state of the tile's loaded data. This method assumes that all tiles are visible by default when in "waitForTileSiblings"-mode.

Definition at line 1263 of file OGC3DTilesSystem.cpp.

References allChildrenAreReady(), calculateTileVisibilities(), and tileHasReadyContent().

Referenced by calculateTileVisibilities().

◆ cancelStaleModelRequests()

void OGC3DTilesSystem::cancelStaleModelRequests	(	OGC3DTilesData *	componentState,
		const OGC3DTilesTileset::Tileset *	tileset,
		const Node &	node
	)		const

private

Definition at line 355 of file OGC3DTilesSystem.cpp.

◆ cleanupPendingSubtreeRequests()

void OGC3DTilesSystem::cleanupPendingSubtreeRequests	(	OGC3DTilesData *	componentState,
		const OGC3DTilesTileset::Tileset *	tileset
	)		const

private

Some subtrees have external binary files which are loaded async. This method will go through all registered/active subtree-requests and remove those who no longer have any pending requests for external files.

Definition at line 396 of file OGC3DTilesSystem.cpp.

References Cogs::hash(), and makeCacheKey().

◆ collectTileCandidates()

void OGC3DTilesSystem::collectTileCandidates	(	OGC3DTilesData *	componentState,
		const Node *	node,
		std::unordered_map< uint64_t, TileCandidate > &	target
	)		const

private

This method will traverse the node-tree and register all tile candidates in "target".

Definition at line 1241 of file OGC3DTilesSystem.cpp.

References collectTileCandidates().

Referenced by collectTileCandidates().

◆ compileURL()

std::string OGC3DTilesSystem::compileURL	(	const std::string &	baseURL,
		const std::string &	tilesetPath,
		const std::string &	modelPath
	)

staticprivate

Definition at line 175 of file OGC3DTilesSystem.cpp.

◆ componentIsStale()

bool OGC3DTilesSystem::componentIsStale	(	Context *	context,
		uint32_t	id
	)

static

Used for detecting if a component is valid or has been destroyed. The 'uniqueComponentId' value is autogenerated when the component is created and stored in its data-bundle.

Definition at line 159 of file OGC3DTilesSystem.cpp.

References Cogs::Core::ComponentSystemBase::context, and Cogs::Core::ComponentSystem< ComponentType >::pool.

◆ createComponent()

ComponentHandle OGC3DTilesSystem::createComponent ( )

overridevirtual

Overridden to update data pool contents in lockstep with the component pool. Any subclass overriding this method should call base class first.

Reimplemented from Cogs::Core::ComponentSystemWithDataPools< ComponentType, DataTypes >.

Definition at line 1633 of file OGC3DTilesSystem.cpp.

References Cogs::Core::Context::bounds, Cogs::Core::ComponentSystemBase::context, Cogs::Core::ComponentSystemBase::createComponent(), Cogs::Core::ComponentSystem< ComponentType >::pool, and Cogs::ComponentModel::ComponentHandle::resolve().

◆ destroyComponent()

void OGC3DTilesSystem::destroyComponent ( ComponentHandle component )

overridevirtual

Overridden to update data pool contents in lockstep with the component pool. Any subclass overriding this method should also call base class.

Reimplemented from Cogs::Core::ComponentSystemWithDataPools< ComponentType, DataTypes >.

Definition at line 1652 of file OGC3DTilesSystem.cpp.

References Cogs::Core::OGC3DTilesComponent::baseURL, Cogs::Core::Context::bounds, Cogs::Core::ComponentSystemBase::context, Cogs::Core::ComponentSystemBase::destroyComponent(), Cogs::Core::EntityStore::destroyEntity(), Cogs::Core::EntityStore::getEntity(), Cogs::ComponentModel::ComponentHandle::resolve(), and Cogs::Core::Context::store.

◆ extractAndStoreOptionalSessionKeys()

bool OGC3DTilesSystem::extractAndStoreOptionalSessionKeys	(	OGC3DTilesData *	componentState,
		const std::string &	url
	)		const

private

Extract optional "session=" value from URL. Returns TRUE if a value was found.

Definition at line 512 of file OGC3DTilesSystem.cpp.

◆ fetchAndInitializeAsset()

Cogs::Core::DataFetcherManager::FetchId OGC3DTilesSystem::fetchAndInitializeAsset	(	OGC3DTilesComponent *	component,
		uint32_t	uniqueComponentId
	)

private

Definition at line 615 of file OGC3DTilesSystem.cpp.

◆ fetchAndInitializeTileset()

uint64_t OGC3DTilesSystem::fetchAndInitializeTileset	(	const uint64_t	tilesetGUID,
		const std::string &	tilesetURL,
		OGC3DTilesComponent *	component,
		uint32_t	uniqueComponentId
	)

private

Definition at line 675 of file OGC3DTilesSystem.cpp.

◆ getCurrentCameraPosition()

glm::dvec3 OGC3DTilesSystem::getCurrentCameraPosition ( ) const

private

Definition at line 1715 of file OGC3DTilesSystem.cpp.

◆ getSubtreeForTileCoord()

OGC3DTilesSubtree::Subtree * OGC3DTilesSystem::getSubtreeForTileCoord	(	OGC3DTilesData *	componentState,
		const OGC3DTilesTileset::Tileset *	tileset,
		const OGC3DTiles::Coord &	coord
	)		const

private

This method will first check the cache then load from URL if needed.

NOTE: This method will schedule loading of any missing subtrees, but this is an async process. It is therefore be possible that NULL is returned (for a while). Be patient.

Definition at line 1811 of file OGC3DTilesSystem.cpp.

References makeCacheKey(), and requestSubtree().

Referenced by buildImplicitTree().

◆ getTileCoordChildren()

std::vector< OGC3DTiles::Coord > OGC3DTilesSystem::getTileCoordChildren	(	OGC3DTilesData *	componentState,
		const OGC3DTilesTileset::Tileset *	tileset,
		const OGC3DTiles::Coord &	parent
	)		const

private

Definition at line 1756 of file OGC3DTilesSystem.cpp.

◆ hasPendingRequests()

bool OGC3DTilesSystem::hasPendingRequests ( const OGC3DTilesData * componentState ) const

private

Definition at line 413 of file OGC3DTilesSystem.cpp.

◆ initialize()

void OGC3DTilesSystem::initialize ( Context * context )

overridevirtual

Initialize the system.

Initialization is performed after all systems are created and a renderer initialized, but before the first time anything is rendered.

Parameters

context Pointer to the context the system lives in.

Reimplemented from Cogs::Core::ComponentSystemBase.

Definition at line 109 of file OGC3DTilesSystem.cpp.

References Cogs::Core::ComponentSystemBase::context, Cogs::Core::ComponentSystemBase::initialize(), Cogs::Core::MaterialInstance::material, Cogs::Core::MaterialInstance::setVec4Property(), and Cogs::Core::Context::variables.

◆ initializeTileset()

void OGC3DTilesSystem::initializeTileset	(	OGC3DTilesComponent *	component,
		OGC3DTilesData *	componentState
	)

private

Definition at line 585 of file OGC3DTilesSystem.cpp.

◆ isInsideFrustum()

bool OGC3DTilesSystem::isInsideFrustum ( const Cogs::Geometry::DBoundingBox & box ) const

private

Definition at line 1721 of file OGC3DTilesSystem.cpp.

◆ loadMissingModels()

void OGC3DTilesSystem::loadMissingModels	(	OGC3DTilesData *	componentState,
		const OGC3DTilesTileset::Tileset *	tileset,
		const std::unordered_map< uint64_t, TileCandidate > &	tilesInView
	)		const

private

This method will go through all "tilesInView" and add requests for those tiles which are not already in the cache. Those who are will have their timestamp updated to prevent removal when cleanup is executed.

Definition at line 1052 of file OGC3DTilesSystem.cpp.

References Cogs::Core::ComponentSystemBase::context, requestModel(), Cogs::Core::Context::time, and Cogs::Core::Context::variables.

◆ makeCacheKey()

uint64_t OGC3DTilesSystem::makeCacheKey ( const OGC3DTiles::Coord & coord )

staticprivate

Created a hash integer out of the coord's X, Y and Z + level. The Z will be omitted for Quad-trees.

NOTE: Coord-values are limited to 16bit range which should be more than enough.

Definition at line 1134 of file OGC3DTilesSystem.cpp.

References Cogs::hash().

Referenced by cleanupPendingSubtreeRequests(), getSubtreeForTileCoord(), and requestSubtree().

◆ modelIsEmpty()

bool OGC3DTilesSystem::modelIsEmpty ( const ModelHandle handle )

staticprivate

Definition at line 1743 of file OGC3DTilesSystem.cpp.

◆ modelIsReady()

bool OGC3DTilesSystem::modelIsReady ( const ModelHandle & modelhandle ) const

private

Definition at line 863 of file OGC3DTilesSystem.cpp.

◆ printDebugStats()

void OGC3DTilesSystem::printDebugStats ( const OGC3DTilesData * componentState )

staticprivate

Definition at line 183 of file OGC3DTilesSystem.cpp.

◆ processModelRequests()

void OGC3DTilesSystem::processModelRequests	(	OGC3DTilesData *	componentState,
		const OGC3DTilesTileset::Tileset *	tileset,
		uint32_t	frameNumber
	)		const

private

Definition at line 939 of file OGC3DTilesSystem.cpp.

◆ processSubTilesetRequests()

void OGC3DTilesSystem::processSubTilesetRequests	(	const OGC3DTilesComponent *	component,
		OGC3DTilesData *	componentState
	)

private

Definition at line 1837 of file OGC3DTilesSystem.cpp.

◆ processSubtreeRequests()

void OGC3DTilesSystem::processSubtreeRequests	(	const OGC3DTilesComponent *	component,
		OGC3DTilesData *	componentState,
		const OGC3DTilesTileset::Tileset *	tileset
	)

private

Definition at line 1904 of file OGC3DTilesSystem.cpp.

◆ pruneTileCache()

size_t OGC3DTilesSystem::pruneTileCache	(	OGC3DTilesData *	componentState,
		const OGC3DTilesTileset::Tileset *	tileset,
		float	gracePeriodBeforeTileRemoval
	)		const

private

If the component's "enableCaching==TRUE" then pruning will be performed if the QualityService's 3DTiles variables are below certain values.

All tiles in the tileCache which have a timestamp older than "this->gracePeriodBeforeTileRemoval" will be deleted. (Along with the debug BBox – if the bbox feature is switched on)

Returns the number of tiles removed/released.

Definition at line 747 of file OGC3DTilesSystem.cpp.

References Cogs::Core::ComponentSystemBase::context, Cogs::Core::Context::engine, Cogs::ComponentModel::Component::getComponent(), Cogs::Core::EntityStore::getEntity(), Cogs::Core::Context::qualityService, Cogs::ComponentModel::Component::setChanged(), Cogs::Core::Context::store, Cogs::Core::Context::time, and Cogs::Core::SceneComponent::visible.

◆ removeBBoxIndicatorFromScene()

void OGC3DTilesSystem::removeBBoxIndicatorFromScene	(	OGC3DTilesData *	componentState,
		const OGC3DTilesTileset::Tileset *	tileset,
		uint64_t	tileId
	)		const

private

Definition at line 1613 of file OGC3DTilesSystem.cpp.

◆ removeTileFromScene()

void OGC3DTilesSystem::removeTileFromScene	(	OGC3DTilesData *	componentState,
		const OGC3DTilesTileset::Tileset *	tileset,
		uint64_t	tileId
	)		const

private

Definition at line 911 of file OGC3DTilesSystem.cpp.

◆ requestModel()

bool OGC3DTilesSystem::requestModel	(	OGC3DTilesData *	componentState,
		const OGC3DTilesTileset::Tileset *	tileset,
		const TileCandidate &	tile,
		const std::string	URL
	)		const

private

Schedule loading of a model

Returns TRUE if a model was scheduled or already requested.

Definition at line 1015 of file OGC3DTilesSystem.cpp.

References Cogs::Core::ComponentSystemBase::context, and Cogs::Core::None.

Referenced by loadMissingModels().

◆ requestSubTileset()

void OGC3DTilesSystem::requestSubTileset	(	OGC3DTilesData *	componentState,
		const std::string &	fullURL,
		uint64_t	tileId,
		const OGC3DTilesTileset::Tileset *	parentTileset
	)		const

private

Definition at line 1495 of file OGC3DTilesSystem.cpp.

◆ requestSubtree()

void OGC3DTilesSystem::requestSubtree	(	OGC3DTilesData *	componentState,
		const OGC3DTilesTileset::Tileset *	tileset,
		const OGC3DTiles::Coord &	coord
	)		const

private

Return a subtree from cache. If it does not exist a request will be added for the subtree. Requests are processed by the "processSubtreeRequests()" method each "update()". Only relevant for IMPLICIT trees.

Definition at line 1960 of file OGC3DTilesSystem.cpp.

References makeCacheKey().

Referenced by getSubtreeForTileCoord().

◆ setTileVisibility()

void OGC3DTilesSystem::setTileVisibility	(	const OGC3DTilesData *	componentState,
		const OGC3DTilesTileset::Tileset *	tileset,
		uint64_t	tileId,
		bool	onoff
	)		const

private

Definition at line 831 of file OGC3DTilesSystem.cpp.

◆ setVisibilityForAllTiles()

void OGC3DTilesSystem::setVisibilityForAllTiles	(	const OGC3DTilesData *	componentState,
		bool	onoff
	)		const

private

Definition at line 820 of file OGC3DTilesSystem.cpp.

◆ tileHasModelRequests()

bool OGC3DTilesSystem::tileHasModelRequests	(	const OGC3DTilesData *	componentState,
		const OGC3DTilesTileset::Tileset *	tileset,
		uint64_t	tileId
	)		const

private

Definition at line 1183 of file OGC3DTilesSystem.cpp.

◆ tileHasReadyContent()

bool OGC3DTilesSystem::tileHasReadyContent	(	OGC3DTilesData *	componentState,
		const OGC3DTilesTileset::Tileset *	tileset,
		uint64_t	tileId
	)		const

private

Check if tile's content is both loaded and uploaded to the GPU.

Definition at line 1150 of file OGC3DTilesSystem.cpp.

Referenced by allChildrenAreReady(), and calculateTileVisibilities().

◆ tileHasSubTilesetRequests()

bool OGC3DTilesSystem::tileHasSubTilesetRequests	(	const OGC3DTilesData *	componentState,
		uint64_t	tileId
	)		const

private

Definition at line 1200 of file OGC3DTilesSystem.cpp.

◆ traverseTileset()

void OGC3DTilesSystem::traverseTileset	(	const OGC3DTilesComponent *	component,
		OGC3DTilesData *	componentState,
		const OGC3DTilesTileset::Tileset *	tileset,
		float	gracePeriodBeforeTileRemoval
	)

private

Definition at line 436 of file OGC3DTilesSystem.cpp.

◆ update()

void OGC3DTilesSystem::update ( Context * )

overridevirtual

Provided for custom update logic in derived systems.

Reimplemented from Cogs::Core::ComponentSystemBase.

Definition at line 225 of file OGC3DTilesSystem.cpp.

References Cogs::Core::ComponentSystemBase::context, Cogs::Core::EntityStore::destroyEntity(), Cogs::Core::Context::engine, Cogs::Core::ComponentSystem< ComponentType >::pool, Cogs::Core::EntityStore::removeChild(), Cogs::Core::Context::store, Cogs::Core::Context::time, and Cogs::Core::Context::variables.

Member Data Documentation

◆ accessToken

std::string Cogs::Core::OGC3DTilesSystem::accessToken = ""

private

Definition at line 153 of file OGC3DTilesSystem.h.

◆ bounds

OGC3DTilesBounds* Cogs::Core::OGC3DTilesSystem::bounds = nullptr

private

Definition at line 152 of file OGC3DTilesSystem.h.

◆ lastCameraViewProjection

glm::mat4 Cogs::Core::OGC3DTilesSystem::lastCameraViewProjection = glm::mat4(-1)

private

Definition at line 156 of file OGC3DTilesSystem.h.

◆ timestampOfLastCameraMovement

double Cogs::Core::OGC3DTilesSystem::timestampOfLastCameraMovement = 0.0

private

Definition at line 155 of file OGC3DTilesSystem.h.

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

Extensions/OGC3DTiles/Source/Systems/OGC3DTilesSystem.h
Extensions/OGC3DTiles/Source/Systems/OGC3DTilesSystem.cpp

Classes

Public Member Functions

Static Public Member Functions

Private Types

Private Member Functions

Static Private Member Functions

Private Attributes

Additional Inherited Members

Detailed Description

Member Typedef Documentation

◆ base_type

Constructor & Destructor Documentation

◆ OGC3DTilesSystem()

Member Function Documentation

◆ addBBoxIndicatorToScene()

◆ addModelToScene()

◆ addOptionalURLParameters()

◆ allChildrenAreReady()

◆ applyMaterialToAllModels()

◆ applyMaterialToModel()

◆ buildExplicitTree()

◆ buildImplicitTree()

◆ buildSubtreeURL()

◆ calculateTileVisibilities()

◆ cancelStaleModelRequests()

◆ cleanupPendingSubtreeRequests()

◆ collectTileCandidates()

◆ compileURL()

◆ componentIsStale()

◆ createComponent()

◆ destroyComponent()

◆ extractAndStoreOptionalSessionKeys()

◆ fetchAndInitializeAsset()

◆ fetchAndInitializeTileset()

◆ getCurrentCameraPosition()

◆ getSubtreeForTileCoord()

◆ getTileCoordChildren()

◆ hasPendingRequests()

◆ initialize()

◆ initializeTileset()

◆ isInsideFrustum()

◆ loadMissingModels()

◆ makeCacheKey()

◆ modelIsEmpty()

◆ modelIsReady()

◆ printDebugStats()

◆ processModelRequests()

◆ processSubTilesetRequests()

◆ processSubtreeRequests()

◆ pruneTileCache()

◆ removeBBoxIndicatorFromScene()

◆ removeTileFromScene()

◆ requestModel()

◆ requestSubTileset()

◆ requestSubtree()

◆ setTileVisibility()

◆ setVisibilityForAllTiles()

◆ tileHasModelRequests()

◆ tileHasReadyContent()

◆ tileHasSubTilesetRequests()

◆ traverseTileset()

◆ update()

Member Data Documentation

◆ accessToken

◆ bounds

◆ lastCameraViewProjection

◆ timestampOfLastCameraMovement