Class MixedRealitySceneSystem

The default implementation of the IMixedRealitySceneSystem Because so much of this service's functionality is editor-only, it has been split into a partial class. This part handles the runtime parts of the service.

Inheritance

Object

BaseService

BaseEventSystem

BaseCoreSystem

MixedRealitySceneSystem

Implements

IMixedRealitySceneSystem

IMixedRealityEventSystem

IMixedRealityService

IDisposable

IMixedRealityEventSource

IEqualityComparer

IMixedRealitySceneSystemEditor

Inherited Members

BaseCoreSystem.Registrar

BaseEventSystem.enableDanglingHandlerDiagnostics

BaseEventSystem.EventHandlersByType

BaseEventSystem.EventListeners

BaseEventSystem.HandleEvent<T>(BaseEventData, ExecuteEvents.EventFunction<T>)

BaseEventSystem.RegisterHandler<T>(IEventSystemHandler)

BaseEventSystem.UnregisterHandler<T>(IEventSystemHandler)

BaseEventSystem.Register(GameObject)

BaseEventSystem.Unregister(GameObject)

BaseService.DefaultPriority

BaseService.Priority

BaseService.ConfigurationProfile

BaseService.Reset()

BaseService.LateUpdate()

BaseService.disposed

BaseService.Dispose()

BaseService.Dispose(Boolean)

Object.ToString()

Object.Equals(Object)

Object.Equals(Object, Object)

Object.ReferenceEquals(Object, Object)

Object.GetHashCode()

Object.GetType()

Object.MemberwiseClone()

Namespace: Microsoft.MixedReality.Toolkit.SceneSystem

Assembly: cs.temp.dll.dll

Syntax

public class MixedRealitySceneSystem : BaseCoreSystem, IMixedRealitySceneSystem, IMixedRealityEventSystem, IMixedRealityService, IDisposable, IMixedRealityEventSource, IEqualityComparer, IMixedRealitySceneSystemEditor

Constructors

MixedRealitySceneSystem(IMixedRealityServiceRegistrar, MixedRealitySceneSystemProfile)

Constructor.

Declaration

[Obsolete("This constructor is obsolete (registrar parameter is no longer required) and will be removed in a future version of the Microsoft Mixed Reality Toolkit.")]
public MixedRealitySceneSystem(IMixedRealityServiceRegistrar registrar, MixedRealitySceneSystemProfile profile)

Parameters

Type	Name	Description
IMixedRealityServiceRegistrar	registrar	The IMixedRealityServiceRegistrar instance that loaded the service.
MixedRealitySceneSystemProfile	profile	The configuration profile for the service.

MixedRealitySceneSystem(MixedRealitySceneSystemProfile)

Constructor.

Declaration

public MixedRealitySceneSystem(MixedRealitySceneSystemProfile profile)

Parameters

Type	Name	Description
MixedRealitySceneSystemProfile	profile	The configuration profile for the service.

Properties

ActiveLightingScene

Name of the currently loaded lighting scene. If a transition is in progress, this reports the target lighting scene we're transitioning to.

Declaration

public string ActiveLightingScene { get; }

Property Value

Type	Description
String

ContentSceneNames

An array of content scenes available to load / unload. Order in array matches build order. Useful if you want to present an ordered list of options, or if you want to track which scenes are loaded via IsContentLoaded.

Declaration

public string[] ContentSceneNames { get; }

Property Value

Type	Description
String[]

LightingOperationInProgress

True if the scene system is transitioning from one lighting scene to another. Lighting operations will not impede other operations.

Declaration

public bool LightingOperationInProgress { get; }

Property Value

Type	Description
Boolean

LightingOperationProgress

Progress of current lighting operation, from 0-1

Declaration

public float LightingOperationProgress { get; }

Property Value

Type	Description
Single

Name

Optional Priority attribute if multiple services of the same type are required, enables targeting a service for action.

Declaration

public override string Name { get; protected set; }

Property Value

Type	Description
String

Overrides

BaseService.Name

NextContentExists

Returns true if a content scene appears in build settings AFTER the latest loaded build index. Use to verify that LoadNextContent can be performed without wrapping.

Declaration

public bool NextContentExists { get; }

Property Value

Type	Description
Boolean

OnContentLoaded

Called when a set of content scenes have been loaded, activated and are valid. Includes names of all scenes loaded.

Declaration

public Action<IEnumerable<string>> OnContentLoaded { get; set; }

Property Value

Type	Description
Action<IEnumerable<String>>

OnContentUnloaded

Called after a set of content scenes have been completely unloaded. Includes names of all scenes about to be unloaded.

Declaration

public Action<IEnumerable<string>> OnContentUnloaded { get; set; }

Property Value

Type	Description
Action<IEnumerable<String>>

OnLightingLoaded

Called when a lighting scene has been loaded, activated and is valid. Includes scene name.

Declaration

public Action<string> OnLightingLoaded { get; set; }

Property Value

Type	Description
Action<String>

OnLightingUnloaded

Called after a lighting scene has been completely unloaded. Includes scene name.

Declaration

public Action<string> OnLightingUnloaded { get; set; }

Property Value

Type	Description
Action<String>

OnSceneLoaded

Called when scene has been loaded, activated and is valid. Called for all scene types (content, lighting and manager) Includes scene name

Declaration

public Action<string> OnSceneLoaded { get; set; }

Property Value

Type	Description
Action<String>

OnSceneUnloaded

Called when scene has been unloaded Called for all scene types (content, lighting and manager) Includes scene name

Declaration

public Action<string> OnSceneUnloaded { get; set; }

Property Value

Type	Description
Action<String>

OnWillLoadContent

Called just before a set of content scenes is loaded. Includes names of all scenes about to be loaded.

Declaration

public Action<IEnumerable<string>> OnWillLoadContent { get; set; }

Property Value

Type	Description
Action<IEnumerable<String>>

OnWillLoadLighting

Called just before a lighting scene is loaded. Includes name of scene.

Declaration

public Action<string> OnWillLoadLighting { get; set; }

Property Value

Type	Description
Action<String>

OnWillLoadScene

Called just before a scene is loaded. Called for all scene types (content, lighting and manager) Includes scene name

Declaration

public Action<string> OnWillLoadScene { get; set; }

Property Value

Type	Description
Action<String>

OnWillUnloadContent

Called just before a set of content scenes will be unloaded. Includes names of all scenes about to be unloaded.

Declaration

public Action<IEnumerable<string>> OnWillUnloadContent { get; set; }

Property Value

Type	Description
Action<IEnumerable<String>>

OnWillUnloadLighting

Called just before a lighting scene unload operation begins. Includes scene name.

Declaration

public Action<string> OnWillUnloadLighting { get; set; }

Property Value

Type	Description
Action<String>

OnWillUnloadScene

Called just before a scene will be unloaded Called for all scene types (content, lighting and manager) Includes scene name

Declaration

public Action<string> OnWillUnloadScene { get; set; }

Property Value

Type	Description
Action<String>

PrevContentExists

Returns true if a content scene appears in build settings PRIOR to the latest loaded build index. Use to verify that LoadPrevContent can be performed without wrapping.

Declaration

public bool PrevContentExists { get; }

Property Value

Type	Description
Boolean

SceneOperationInProgress

True if the scene system is loading or unloading content scenes. Manager and lighting scenes are ignored.

Declaration

public bool SceneOperationInProgress { get; }

Property Value

Type	Description
Boolean

SceneOperationProgress

Progress of the current scene operation, from 0-1. A scene operation may include multiple concurrently loaded scenes.

Declaration

public float SceneOperationProgress { get; }

Property Value

Type	Description
Single

SourceId

The unique source id of this event source.

Declaration

public uint SourceId { get; }

Property Value

Type	Description
UInt32

SourceName

The name of this event source.

Declaration

public string SourceName { get; }

Property Value

Type	Description
String

WaitingToProceed

True when content has been loaded with an activation token and AllowSceneActivation has not been set to true. Useful for existing entities that shouldn't act until a newly loaded scene is actually activated.

Declaration

public bool WaitingToProceed { get; }

Property Value

Type	Description
Boolean

Methods

Destroy()

Optional Destroy function to perform cleanup of the service before the Mixed Reality Toolkit is destroyed.

Declaration

public override void Destroy()

Overrides

BaseEventSystem.Destroy()

Disable()

Optional Disable function to pause the service.

Declaration

public override void Disable()

Overrides

BaseService.Disable()

Enable()

Optional Enable function to enable / re-enable the service.

Declaration

public override void Enable()

Overrides

BaseService.Enable()

GetScene(String)

Returns a scene by name. Useful for processing events.

Declaration

public Scene GetScene(string sceneName)

Parameters

Type	Name	Description
String	sceneName

Returns

Type	Description
Scene

GetScenes(IEnumerable<String>)

Returns a set of scenes by name. Useful for processing events.

Declaration

public IEnumerable<Scene> GetScenes(IEnumerable<string> sceneNames)

Parameters

Type	Name	Description
IEnumerable<String>	sceneNames

Returns

Type	Description
IEnumerable<Scene>

Initialize()

The initialize function is used to setup the service once created. This method is called once all services have been registered in the Mixed Reality Toolkit.

Declaration

public override void Initialize()

Overrides

BaseService.Initialize()

IsContentLoaded(String)

Returns true if a content scene is fully loaded.

Declaration

public bool IsContentLoaded(string sceneName)

Parameters

Type	Name	Description
String	sceneName

Returns

Type	Description
Boolean

LoadContent(IEnumerable<String>, LoadSceneMode, SceneActivationToken)

Async method to load the scenes by name. If a scene operation is in progress, no action will be taken.

Declaration

public Task LoadContent(IEnumerable<string> scenesToLoad, LoadSceneMode mode = null, SceneActivationToken activationToken = null)

Parameters

Type	Name	Description
IEnumerable<String>	scenesToLoad	Names of content scenes to load. Invalid scenes will be ignored.
LoadSceneMode	mode	Additive mode will load the content additively. Single mode will first unload all loaded content scenes first.
SceneActivationToken	activationToken	Optional token for manual scene activation. Useful for loading screens and multiplayer. If not null, operation will wait until activationToken's AllowSceneActivation value is true before activating scene objects.

Returns

Type	Description
Task	Task

LoadContent(String, LoadSceneMode, SceneActivationToken)

Async method to load a single scene by name. If a scene operation is in progress, no action will be taken.

Declaration

public Task LoadContent(string sceneToLoad, LoadSceneMode mode = null, SceneActivationToken activationToken = null)

Parameters

Type	Name	Description
String	sceneToLoad	Name of content scene to load. Invalid scenes will be ignored.
LoadSceneMode	mode	Additive mode will load the content additively. Single mode will first unload all loaded content scenes first.
SceneActivationToken	activationToken	Optional token for manual scene activation. Useful for loading screens and multiplayer. If not null, operation will wait until activationToken's AllowSceneActivation value is true before activating scene objects.

Returns

Type	Description
Task	Task

LoadContentByTag(String, LoadSceneMode, SceneActivationToken)

Async method to load content scenes by tag. All scenes with the supplied tag will be loaded. If no scenes with this tag are found, no action will be taken. If a scene operation is in progress, no action will be taken.

Declaration

public Task LoadContentByTag(string tag, LoadSceneMode mode = null, SceneActivationToken activationToken = null)

Parameters

Type	Name	Description
String	tag	Scene tag.
LoadSceneMode	mode	Additive mode will load the content additively. Single mode will first unload all loaded content scenes first.
SceneActivationToken	activationToken	Optional token for manual scene activation. Useful for loading screens and multiplayer. If not null, operation will wait until activationToken's AllowSceneActivation value is true before activating scene objects.

Returns

Type	Description
Task	Task

LoadNextContent(Boolean, LoadSceneMode, SceneActivationToken)

Loads the next content scene according to build index. Uses the last-loaded content scene as previous build index. If no next content exists, and wrap is false, no action is taken. Use NextContentExists to verify that this operation is possible (if not using wrap).

Declaration

public Task LoadNextContent(bool wrap = false, LoadSceneMode mode = null, SceneActivationToken activationToken = null)

Parameters

Type	Name	Description
Boolean	wrap	If true, if the current scene is the LAST content scene, the FIRST content scene will be loaded.
LoadSceneMode	mode	Additive mode will load the content additively. Single mode will first unload all loaded content scenes first.
SceneActivationToken	activationToken	Optional token for manual scene activation. Useful for loading screens and multiplayer. If not null, operation will wait until activationToken's AllowSceneActivation value is true before activating scene objects.

Returns

Type	Description
Task	Task

LoadPrevContent(Boolean, LoadSceneMode, SceneActivationToken)

Loads the previous content scene according to build index. Uses the loaded content scene with the smallest build index as previous build index. If no previous content exists, and wrap is false, no action is taken. Use PrevContentExists to verify that this operation is possible (if not using wrap).

Declaration

public Task LoadPrevContent(bool wrap = false, LoadSceneMode mode = null, SceneActivationToken activationToken = null)

Parameters

Type	Name	Description
Boolean	wrap	If true, if the current scene is the FIRST content scene, the LAST content scene will be loaded.
LoadSceneMode	mode	Additive mode will load the content additively. Single mode will first unload all loaded content scenes first.
SceneActivationToken	activationToken	Optional token for manual scene activation. Useful for loading screens and multiplayer. If not null, operation will wait until activationToken's AllowSceneActivation value is true before activating scene objects.

Returns

Type	Description
Task	Task

SetLightingScene(String, LightingSceneTransitionType, Single)

Sets the current lighting scene. The lighting scene determines ambient light and skybox settings. It can optionally contain light objects. If the lighting scene is already loaded, no action will be taken. If a lighting scene transition is in progress, request will be queued and executed when the transition is complete.

Declaration

public void SetLightingScene(string newLightingSceneName, LightingSceneTransitionType transitionType = LightingSceneTransitionType.None, float transitionDuration = 1F)

Parameters

Type	Name	Description
String	newLightingSceneName
LightingSceneTransitionType	transitionType	The transition type to use. See LightingSceneTransitionType for information about each transition type.
Single	transitionDuration	The duration of the transition (if not None).

UnloadContent(IEnumerable<String>)

Async method to unload scenes by name. If a scene is not loaded, it will be ignored. If a scene operation is in progress, no action will be taken.

Declaration

public Task UnloadContent(IEnumerable<string> scenesToUnload)

Parameters

Type	Name	Description
IEnumerable<String>	scenesToUnload

Returns

Type	Description
Task	Task

UnloadContent(String)

Async method to unload a single scene by name. If the scene is not loaded, no action will be taken. If a scene operation is in progress, no action will be taken.

Declaration

public Task UnloadContent(string sceneToUnload)

Parameters

Type	Name	Description
String	sceneToUnload

Returns

Type	Description
Task	Task

UnloadContentByTag(String)

Async method to unload scenes by name. If a scene is not loaded, it will be ignored. If a scene operation is in progress, no action will be taken.

Declaration

public Task UnloadContentByTag(string tag)

Parameters

Type	Name	Description
String	tag	Scene tag

Returns

Type	Description
Task	Task

Update()

Optional Update function to perform per-frame updates of the service.

Declaration

public override void Update()

Overrides

BaseService.Update()

Implements

IMixedRealitySceneSystem

IMixedRealityEventSystem

IMixedRealityService

System.IDisposable

IMixedRealityEventSource

IEqualityComparer

IMixedRealitySceneSystemEditor