#include <Engine.h>

Collaboration diagram for EngineCore::Engine:

Public Member Functions
	Engine ()=default
	~Engine ()
void	initRenderDoc ()
	Initialization point for software driven captures.
void	run (std::unique_ptr< GameModule > module)
	Runs the engine. Is the entry point for this module.
std::shared_ptr< InputHandler >	getInputHandler ()
	Gets a shared handle to the input handler. This is used for any type of input.
const std::unique_ptr< AssetManager > &	getAssetManager () const
double	getDeltaTimeSeconds ()
	gets the time between frames
double	getGlobalTimeSeconds ()
	Gets the time since the beginning of the simulation (sum of all delta times)
ApplicationContext *	getContext () const
	Gets the application context which stores the vulkan instance the device and queues.
uint32_t	getRenderableSceneObjectCount () const
	Counts the amount of entities which have renderable components.
Renderer *	getRenderer () const
	Getter for the renderer.
Input::XrInputHandler *	getXrInputHandler () const
	Getter for the XR input handler.
Headset *	getHeadset () const
	Getter for the VR headset.
void	processMirrorWindowEvents ()
	processes glfw window events like key presses or window events
const std::unique_ptr< SceneManager > &	getSceneManager () const
template<typename T>
void	loadScene ()
	Triggers the load of a new scene. Will be executed once the current frame has finished processing.
PhysicsEngine *	getPhysicsEngine () const
	Getter for the pointer to the physics engine.

Private Member Functions
void	createInputManager ()
void	initWindow ()
void	createVulkanDebugMessenger ()
void	populateDebugMessengerCreateInfo (VkDebugUtilsMessengerCreateInfoEXT &createInfo)
bool	checkValidationLayerSupport ()
void	completeFrameAsync (VkFence graphicsFence, bool presentMirror)
	Runs on background thread: waits for GPU fence, ends XR frame, presents mirror This allows CPU work to overlap with GPU execution of the previous frame.
void	createStartupScene ()
	Creates the initial scene the engine loads before an actual level is loaded.
void	initVulkan ()
	Initialisation of all vulkan related resources.
void	tryCreateApplicationContext ()
	will try to create a window and if there is no openxr runtime detected it will wait 5 seconds and try to find one again
void	calculateFrameTime (double &lastTime)
void	fixLoadingAssets () const
	When assets have been requested but are not loaded yet the static mesh data is in a limbo where it has no asset yet but a path. This function fixes this issue by checking each frame if the asset is loaded already and if it is it sets it.
void	processResourceLoadingPipelines ()
	Collects and processes the pipelines which have finished and dispatches the new steps. Asset loading.
void	update (double &gameTime)
void	captureRenderdocFrame ()
	Captures a frame for render doc if the define RENDERDOC_ENABLED is set.
int	isMirrorViewMinimized ()
void	mainLoop ()
	Main engine loop where the rendering and game steps happen.
void	cleanup ()
	Cleanup of pointers for vulkan and subsystems.
void	initializePlogDebugger ()
void	initStartupScene ()
void	createAssetManager ()
void	initAssets ()
void	createPhysicsWorld ()
	PHYSICS.
void	destroyPhysicsWorld ()

Static Private Member Functions
static VkBool32	debugCallback (VkDebugUtilsMessageSeverityFlagBitsEXT messageSeverity, VkDebugUtilsMessageTypeFlagsEXT messageType, const VkDebugUtilsMessengerCallbackDataEXT pCallbackData, void pUserData)

Private Attributes
double	gameTime = 0.0f
double	deltaTimeSeconds
std::unique_ptr< AssetManager >	assetManager
std::shared_ptr< InputHandler >	inputHandler
std::unique_ptr< GameModule >	module
VkDebugUtilsMessengerEXT	debugMessenger = nullptr
Input::XrInputHandler *	xrInputHandler = nullptr
uint64_t	frameCounter = 0
bool	descriptorDataIsDirty = false
std::vector< VkCommandBuffer >	commandBuffers
uint32_t	currentFrame = 0
uint32_t	textureCount = 0
uint32_t	meshCount = 0
bool	isXrSessionRunning = false
PFN_vkDestroyDebugUtilsMessengerEXT	vkDestroyDebugUtilsMessengerEXT = nullptr
ApplicationContext *	applicationContext = nullptr
MirrorView *	mirrorView = nullptr
Headset *	headset = nullptr
Renderer *	renderer = nullptr
std::future< void >	frameCompletionFuture_
std::atomic< bool >	previousFrameXrComplete_ {true}
std::unique_ptr< NamedThreadPool >	xrFrameThreadPool_
MeshComponent *	rightHand = nullptr
MeshComponent *	leftHand = nullptr
std::unique_ptr< SceneManager >	sceneManager
PhysicsEngine *	physicsEngine = nullptr

Detailed Description

Definition at line 36 of file Engine.h.

Constructor & Destructor Documentation

◆ Engine()

EngineCore::Engine::Engine ( )

default

References module.

◆ ~Engine()

EngineCore::Engine::~Engine ( )

Definition at line 59 of file Engine.cpp.

Member Function Documentation

◆ calculateFrameTime()

void EngineCore::Engine::calculateFrameTime ( double & lastTime )

private

Definition at line 380 of file Engine.cpp.

References deltaTimeSeconds, and TRACY_ZONE_SCOPED_NAMED.

Referenced by mainLoop().

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◆ captureRenderdocFrame()

void EngineCore::Engine::captureRenderdocFrame ( )

private

Captures a frame for render doc if the define RENDERDOC_ENABLED is set.

Definition at line 508 of file Engine.cpp.

References applicationContext, RenderDoc::get(), and TRACY_ZONE_SCOPED_NAMED.

Referenced by mainLoop().

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◆ checkValidationLayerSupport()

bool EngineCore::Engine::checkValidationLayerSupport ( )

private

Definition at line 262 of file Engine.cpp.

References validationLayers.

◆ cleanup()

void EngineCore::Engine::cleanup ( )

private

Cleanup of pointers for vulkan and subsystems.

Definition at line 987 of file Engine.cpp.

References applicationContext, ARE_VALIDATION_LAYERS_ENABLED, assetManager, debugMessenger, frameCompletionFuture_, VulkanHelper::getFunctions(), headset, mirrorView, module, EngineCore::PIPELINE_STAGE_COUNT, renderer, sceneManager, and VulkanFunctions::vkDestroyDebugUtilsMessengerEXT.

Referenced by run().

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◆ completeFrameAsync()

void EngineCore::Engine::completeFrameAsync	(	VkFence	graphicsFence,
		bool	presentMirror )

private

Runs on background thread: waits for GPU fence, ends XR frame, presents mirror This allows CPU work to overlap with GPU execution of the previous frame.

Parameters

graphicsFence	The fence to wait on (from the frame that was just submitted)
presentMirror	Whether to present the mirror view after xrEndFrame

Definition at line 532 of file Engine.cpp.

References applicationContext, headset, mirrorView, previousFrameXrComplete_, and TRACY_ZONE_SCOPED_NAMED.

Referenced by mainLoop().

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◆ createAssetManager()

void EngineCore::Engine::createAssetManager ( )

private

Definition at line 1116 of file Engine.cpp.

References applicationContext, and assetManager.

Referenced by initVulkan().

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◆ createInputManager()

void EngineCore::Engine::createInputManager ( )

private

Definition at line 117 of file Engine.cpp.

References applicationContext, headset, and xrInputHandler.

Referenced by initVulkan().

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◆ createPhysicsWorld()

void EngineCore::Engine::createPhysicsWorld ( )

private

PHYSICS.

Definition at line 1124 of file Engine.cpp.

References physicsEngine.

Referenced by run().

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◆ createStartupScene()

void EngineCore::Engine::createStartupScene ( )

private

Creates the initial scene the engine loads before an actual level is loaded.

Definition at line 287 of file Engine.cpp.

References module, and sceneManager.

Referenced by initVulkan().

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◆ createVulkanDebugMessenger()

void EngineCore::Engine::createVulkanDebugMessenger ( )

private

Definition at line 146 of file Engine.cpp.

References applicationContext, debugMessenger, and VulkanHelper::getFunctions().

Referenced by initVulkan().

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◆ debugCallback()

VkBool32 EngineCore::Engine::debugCallback	(	VkDebugUtilsMessageSeverityFlagBitsEXT	messageSeverity,
		VkDebugUtilsMessageTypeFlagsEXT	messageType,
		const VkDebugUtilsMessengerCallbackDataEXT *	pCallbackData,
		void *	pUserData )

staticprivate

Definition at line 233 of file Engine.cpp.

References GPU_PRINTF, and USE_GPU_PRINTF.

Referenced by populateDebugMessengerCreateInfo().

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◆ destroyPhysicsWorld()

void EngineCore::Engine::destroyPhysicsWorld ( )

private

Definition at line 1129 of file Engine.cpp.

References physicsEngine.

Referenced by run().

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◆ fixLoadingAssets()

void EngineCore::Engine::fixLoadingAssets ( ) const

private

When assets have been requested but are not loaded yet the static mesh data is in a limbo where it has no asset yet but a path. This function fixes this issue by checking each frame if the asset is loaded already and if it is it sets it.

Definition at line 388 of file Engine.cpp.

References assetManager, Ecs::RegistryManager::get(), TRACY_ZONE_SCOPED_NAMED, and TRACY_ZONE_SCOPED_NAMED_ASSET.

Referenced by mainLoop().

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◆ getAssetManager()

const std::unique_ptr< AssetManager > & EngineCore::Engine::getAssetManager ( ) const

Definition at line 103 of file Engine.cpp.

References assetManager.

◆ getContext()

ApplicationContext * EngineCore::Engine::getContext ( ) const

inlinenodiscard

Gets the application context which stores the vulkan instance the device and queues.

Returns: the context object

Definition at line 90 of file Engine.h.

References applicationContext.

Referenced by EngineCore::VulkanBuffer::VulkanBuffer().

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◆ getDeltaTimeSeconds()

double EngineCore::Engine::getDeltaTimeSeconds ( )

gets the time between frames

Returns: time in seconds

Definition at line 107 of file Engine.cpp.

References deltaTimeSeconds.

◆ getGlobalTimeSeconds()

double EngineCore::Engine::getGlobalTimeSeconds ( )

Gets the time since the beginning of the simulation (sum of all delta times)

Returns: time since the beginning of simulation

Definition at line 112 of file Engine.cpp.

References gameTime.

◆ getHeadset()

Headset * EngineCore::Engine::getHeadset ( ) const

inlinenodiscard

Getter for the VR headset.

Returns: pointer to the headset

Definition at line 133 of file Engine.h.

References headset.

◆ getInputHandler()

std::shared_ptr< InputHandler > EngineCore::Engine::getInputHandler ( )

Gets a shared handle to the input handler. This is used for any type of input.

Returns: Shared ptr to the input handler.

Author: Konstantin Passig

Date: 10.12.2025

Definition at line 96 of file Engine.cpp.

References inputHandler.

◆ getPhysicsEngine()

PhysicsEngine * EngineCore::Engine::getPhysicsEngine ( ) const

Getter for the pointer to the physics engine.

Returns: pointer to the physics engine

Definition at line 1111 of file Engine.cpp.

References physicsEngine.

Referenced by EngineCore::PhysicsBodyComponent::getPhysicsEngine(), and update().

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◆ getRenderableSceneObjectCount()

uint32_t EngineCore::Engine::getRenderableSceneObjectCount ( ) const

nodiscard

Counts the amount of entities which have renderable components.

Returns: amount of entities which fit the description of a renderable object

Author: Konstantin Passig

Date: 10.12.2025

Definition at line 122 of file Engine.cpp.

References Ecs::RegistryManager::get().

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◆ getRenderer()

Renderer * EngineCore::Engine::getRenderer ( ) const

nodiscard

Getter for the renderer.

Returns: pointer to the renderer

Definition at line 126 of file Engine.cpp.

References renderer.

Referenced by EngineCore::MeshComponent::beginPlay().

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◆ getSceneManager()

const std::unique_ptr< SceneManager > & EngineCore::Engine::getSceneManager ( ) const

inline

Definition at line 217 of file Engine.h.

References sceneManager.

◆ getXrInputHandler()

Input::XrInputHandler * EngineCore::Engine::getXrInputHandler ( ) const

inlinenodiscard

Getter for the XR input handler.

Returns: pointer to the XR input handler

Definition at line 127 of file Engine.h.

References xrInputHandler.

◆ initAssets()

void EngineCore::Engine::initAssets ( )

private

Definition at line 1120 of file Engine.cpp.

References assetManager.

◆ initializePlogDebugger()

void EngineCore::Engine::initializePlogDebugger ( )

private

Definition at line 1091 of file Engine.cpp.

Referenced by initVulkan().

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◆ initRenderDoc()

void EngineCore::Engine::initRenderDoc ( )

Initialization point for software driven captures.

Author: Konstantin Passig

Date: 10.12.2025

Definition at line 62 of file Engine.cpp.

References RenderDoc::get().

Referenced by run().

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◆ initStartupScene()

void EngineCore::Engine::initStartupScene ( )

private

Definition at line 1104 of file Engine.cpp.

References sceneManager.

Referenced by initVulkan().

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◆ initVulkan()

void EngineCore::Engine::initVulkan ( )

private

Initialisation of all vulkan related resources.

Definition at line 292 of file Engine.cpp.

References applicationContext, assetManager, createAssetManager(), createInputManager(), createStartupScene(), createVulkanDebugMessenger(), headset, VulkanHelper::initializeFunctions(), initializePlogDebugger(), initStartupScene(), mirrorView, renderer, sceneManager, TRACY_ZONE_SCOPED_FUNCTION, and tryCreateApplicationContext().

Referenced by run().

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◆ initWindow()

void EngineCore::Engine::initWindow ( )

private

Definition at line 131 of file Engine.cpp.

References TRACY_ZONE_SCOPED_FUNCTION.

Referenced by run().

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◆ isMirrorViewMinimized()

int EngineCore::Engine::isMirrorViewMinimized ( )

private

Definition at line 527 of file Engine.cpp.

References mirrorView.

Referenced by mainLoop().

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◆ loadScene()

template<typename T>

void EngineCore::Engine::loadScene ( )

inline

Triggers the load of a new scene. Will be executed once the current frame has finished processing.

Template Parameters

T	Type of the scene to load. Has to be child of EngineCore::Scene

Author: Konstantin Passig

Date: 10.12.2025

Definition at line 266 of file Engine.h.

References sceneManager.

◆ mainLoop()

void EngineCore::Engine::mainLoop ( )

private

Main engine loop where the rendering and game steps happen.

Definition at line 567 of file Engine.cpp.

References applicationContext, assetManager, calculateFrameTime(), captureRenderdocFrame(), completeFrameAsync(), EngineCore::Headset::ComputeOnly, EngineCore::Headset::Error, fixLoadingAssets(), frameCompletionFuture_, frameCounter, gameTime, VulkanHelper::getFunctions(), EngineCore::RenderProcess::getGraphicsCompleteFence(), EngineCore::RenderProcess::getGraphicsFenceSubmitted(), EngineCore::RenderProcess::getTransferCompleteFence(), EngineCore::RenderProcess::getTransferFenceSubmitted(), headset, isMirrorViewMinimized(), mirrorView, previousFrameXrComplete_, processMirrorWindowEvents(), processResourceLoadingPipelines(), renderer, EngineCore::Headset::RenderFully, EngineCore::Headset::WaitFrameResult::result, sceneManager, EngineCore::RenderProcess::setGraphicsFenceSubmitted(), EngineCore::RenderProcess::setTransferFenceSubmitted(), EngineCore::Headset::WaitFrameResult::shouldCallBeginFrame, EngineCore::Headset::SkipFully, EngineCore::Headset::SkipRender, TRACY_FRAME_MARK, TRACY_ZONE_SCOPED_NAMED, update(), EngineCore::MirrorView::RenderResult::Visible, xrFrameThreadPool_, and xrInputHandler.

Referenced by run().

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◆ populateDebugMessengerCreateInfo()

void EngineCore::Engine::populateDebugMessengerCreateInfo ( VkDebugUtilsMessengerCreateInfoEXT & createInfo )

private

Definition at line 219 of file Engine.cpp.

References debugCallback().

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◆ processMirrorWindowEvents()

void EngineCore::Engine::processMirrorWindowEvents ( )

processes glfw window events like key presses or window events

Author: Konstantin Passig

Date: 10.12.2025

Definition at line 374 of file Engine.cpp.

References TRACY_ZONE_SCOPED_NAMED.

Referenced by mainLoop().

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◆ processResourceLoadingPipelines()

void EngineCore::Engine::processResourceLoadingPipelines ( )

private

Collects and processes the pipelines which have finished and dispatches the new steps. Asset loading.

Definition at line 404 of file Engine.cpp.

References assetManager, and TRACY_ZONE_SCOPED_NAMED.

Referenced by mainLoop().

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◆ run()

void EngineCore::Engine::run ( std::unique_ptr< GameModule > module )

Runs the engine. Is the entry point for this module.

Author: Konstantin Passig

Date: 10.12.2025

Definition at line 73 of file Engine.cpp.

References cleanup(), createPhysicsWorld(), destroyPhysicsWorld(), initRenderDoc(), initVulkan(), initWindow(), mainLoop(), module, and xrFrameThreadPool_.

Referenced by main().

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◆ tryCreateApplicationContext()

void EngineCore::Engine::tryCreateApplicationContext ( )

private

will try to create a window and if there is no openxr runtime detected it will wait 5 seconds and try to find one again

Definition at line 353 of file Engine.cpp.

References applicationContext, and tryCreateApplicationContext().

Referenced by initVulkan(), and tryCreateApplicationContext().

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◆ update()

void EngineCore::Engine::update ( double & gameTime )

private

Definition at line 412 of file Engine.cpp.

References deltaTimeSeconds, gameTime, Ecs::RegistryManager::get(), getPhysicsEngine(), module, TRACY_ZONE_SCOPED_NAMED, and EngineCore::PhysicsEngine::update().

Referenced by mainLoop().

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Member Data Documentation

◆ applicationContext

ApplicationContext* EngineCore::Engine::applicationContext = nullptr

private

Definition at line 165 of file Engine.h.

Referenced by captureRenderdocFrame(), cleanup(), completeFrameAsync(), createAssetManager(), createInputManager(), createVulkanDebugMessenger(), getContext(), initVulkan(), mainLoop(), and tryCreateApplicationContext().

◆ assetManager

std::unique_ptr<AssetManager> EngineCore::Engine::assetManager

private

Definition at line 95 of file Engine.h.

Referenced by cleanup(), createAssetManager(), fixLoadingAssets(), getAssetManager(), initAssets(), initVulkan(), mainLoop(), and processResourceLoadingPipelines().

◆ commandBuffers

std::vector<VkCommandBuffer> EngineCore::Engine::commandBuffers

private

Definition at line 140 of file Engine.h.

◆ currentFrame

uint32_t EngineCore::Engine::currentFrame = 0

private

Definition at line 143 of file Engine.h.

◆ debugMessenger

VkDebugUtilsMessengerEXT EngineCore::Engine::debugMessenger = nullptr

private

Definition at line 102 of file Engine.h.

Referenced by cleanup(), and createVulkanDebugMessenger().

◆ deltaTimeSeconds

double EngineCore::Engine::deltaTimeSeconds

private

Definition at line 93 of file Engine.h.

Referenced by calculateFrameTime(), getDeltaTimeSeconds(), and update().

◆ descriptorDataIsDirty

bool EngineCore::Engine::descriptorDataIsDirty = false

private

Definition at line 136 of file Engine.h.

◆ frameCompletionFuture_

std::future<void> EngineCore::Engine::frameCompletionFuture_

private

Definition at line 172 of file Engine.h.

Referenced by cleanup(), and mainLoop().

◆ frameCounter

uint64_t EngineCore::Engine::frameCounter = 0

private

Definition at line 105 of file Engine.h.

Referenced by mainLoop().

◆ gameTime

double EngineCore::Engine::gameTime = 0.0f

private

Definition at line 69 of file Engine.h.

Referenced by getGlobalTimeSeconds(), mainLoop(), and update().

◆ headset

Headset* EngineCore::Engine::headset = nullptr

private

Definition at line 167 of file Engine.h.

Referenced by cleanup(), completeFrameAsync(), createInputManager(), getHeadset(), initVulkan(), and mainLoop().

◆ inputHandler

std::shared_ptr<InputHandler> EngineCore::Engine::inputHandler

private

Definition at line 96 of file Engine.h.

Referenced by getInputHandler().

◆ isXrSessionRunning

bool EngineCore::Engine::isXrSessionRunning = false

private

Definition at line 149 of file Engine.h.

◆ leftHand

MeshComponent* EngineCore::Engine::leftHand = nullptr

private

Definition at line 253 of file Engine.h.

◆ meshCount

uint32_t EngineCore::Engine::meshCount = 0

private

Definition at line 146 of file Engine.h.

◆ mirrorView

MirrorView* EngineCore::Engine::mirrorView = nullptr

private

Definition at line 166 of file Engine.h.

Referenced by cleanup(), completeFrameAsync(), initVulkan(), isMirrorViewMinimized(), and mainLoop().

◆ module

std::unique_ptr<GameModule> EngineCore::Engine::module

private

Definition at line 99 of file Engine.h.

Referenced by cleanup(), createStartupScene(), Engine(), run(), and update().

◆ physicsEngine

PhysicsEngine* EngineCore::Engine::physicsEngine = nullptr

private

Definition at line 286 of file Engine.h.

Referenced by createPhysicsWorld(), destroyPhysicsWorld(), and getPhysicsEngine().

◆ previousFrameXrComplete_

std::atomic<bool> EngineCore::Engine::previousFrameXrComplete_ {true}

private

Definition at line 173 of file Engine.h.

Referenced by completeFrameAsync(), and mainLoop().

◆ renderer

Renderer* EngineCore::Engine::renderer = nullptr

private

Definition at line 168 of file Engine.h.

Referenced by cleanup(), getRenderer(), initVulkan(), and mainLoop().

◆ rightHand

MeshComponent* EngineCore::Engine::rightHand = nullptr

private

Definition at line 252 of file Engine.h.

◆ sceneManager

std::unique_ptr<SceneManager> EngineCore::Engine::sceneManager

private

Definition at line 277 of file Engine.h.

Referenced by cleanup(), createStartupScene(), getSceneManager(), initStartupScene(), initVulkan(), loadScene(), and mainLoop().

◆ textureCount

uint32_t EngineCore::Engine::textureCount = 0

private

Definition at line 145 of file Engine.h.

◆ vkDestroyDebugUtilsMessengerEXT

PFN_vkDestroyDebugUtilsMessengerEXT EngineCore::Engine::vkDestroyDebugUtilsMessengerEXT = nullptr

private

Definition at line 154 of file Engine.h.

◆ xrFrameThreadPool_

std::unique_ptr<NamedThreadPool> EngineCore::Engine::xrFrameThreadPool_

private

Definition at line 176 of file Engine.h.

Referenced by mainLoop(), and run().

◆ xrInputHandler

Input::XrInputHandler* EngineCore::Engine::xrInputHandler = nullptr

private

Definition at line 104 of file Engine.h.

Referenced by createInputManager(), getXrInputHandler(), and mainLoop().

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

/home/magerbeton/Documents/gl3-vulkan/Engine/include/Engine/Core/Engine.h
/home/magerbeton/Documents/gl3-vulkan/Engine/src/Engine/Core/Engine.cpp

Public Member Functions

Private Member Functions

Static Private Member Functions

Private Attributes

Detailed Description

Constructor & Destructor Documentation

◆ Engine()

◆ ~Engine()

Member Function Documentation

◆ calculateFrameTime()

◆ captureRenderdocFrame()

◆ checkValidationLayerSupport()

◆ cleanup()

◆ completeFrameAsync()

◆ createAssetManager()

◆ createInputManager()

◆ createPhysicsWorld()

◆ createStartupScene()

◆ createVulkanDebugMessenger()

◆ debugCallback()

◆ destroyPhysicsWorld()

◆ fixLoadingAssets()

◆ getAssetManager()

◆ getContext()

◆ getDeltaTimeSeconds()

◆ getGlobalTimeSeconds()

◆ getHeadset()

◆ getInputHandler()

◆ getPhysicsEngine()

◆ getRenderableSceneObjectCount()

◆ getRenderer()

◆ getSceneManager()

◆ getXrInputHandler()

◆ initAssets()

◆ initializePlogDebugger()

◆ initRenderDoc()

◆ initStartupScene()

◆ initVulkan()

◆ initWindow()

◆ isMirrorViewMinimized()

◆ loadScene()

◆ mainLoop()

◆ populateDebugMessengerCreateInfo()

◆ processMirrorWindowEvents()

◆ processResourceLoadingPipelines()

◆ run()

◆ tryCreateApplicationContext()

◆ update()

Member Data Documentation

◆ applicationContext

◆ assetManager

◆ commandBuffers

◆ currentFrame

◆ debugMessenger

◆ deltaTimeSeconds

◆ descriptorDataIsDirty

◆ frameCompletionFuture_

◆ frameCounter

◆ gameTime

◆ headset

◆ inputHandler

◆ isXrSessionRunning

◆ leftHand

◆ meshCount

◆ mirrorView

◆ module

◆ physicsEngine

◆ previousFrameXrComplete_

◆ renderer

◆ rightHand

◆ sceneManager

◆ textureCount

◆ vkDestroyDebugUtilsMessengerEXT

◆ xrFrameThreadPool_

◆ xrInputHandler