Class TrackingSubsystem<TTrackable, TSubsystemDescriptor>

Base class for subsystems that detect and track things in the physical environment.

Inheritance

Object

TrackingSubsystem<TTrackable, TSubsystemDescriptor>

XRDepthSubsystem

XREnvironmentProbeSubsystem

XRFaceSubsystem

XRImageTrackingSubsystem

XRPlaneSubsystem

XRReferencePointSubsystem

Namespace: UnityEngine.XR.ARSubsystems

Syntax

public abstract class TrackingSubsystem<TTrackable, TSubsystemDescriptor> : Subsystem<TSubsystemDescriptor> where TTrackable : struct, ITrackable where TSubsystemDescriptor : class, ISubsystemDescriptor

Type Parameters

Name	Description
TTrackable	The trackable's data, often a blittable type to interop with native code.
TSubsystemDescriptor	The subsystem descriptor for the underlying subsystem

Fields

m_Running

Implementing classes must set this value to reflect the running state of the subsystem

Declaration

protected bool m_Running

Field Value

Type	Description
Boolean

Properties

running

true if the Subsystem has been Started and is currently running.

Declaration

public bool running { get; }

Property Value

Type	Description
Boolean

Methods

GetChanges(Allocator)

Retrieves a set of changes (additions, updates, and removals) since the last time GetChanges(Allocator) was called. This is typically called once per frame to update the derived class's internal state.

Declaration

public abstract TrackableChanges<TTrackable> GetChanges(Allocator allocator)

Parameters

Type	Name	Description
Allocator	allocator	The Allocator to use when creating the NativeArrays in TrackableChanges<T>.

Returns

Type	Description
TrackableChanges<TTrackable>	The set of changes since the last time this method was invoked.