Class XRBaseInteractor

Abstract base class from which all interactor behaviours derive. This class hooks into the interaction system (via XRInteractionManager) and provides base virtual methods for handling hover and selection.

Inheritance
Object
Object
Component
Behaviour
MonoBehaviour
XRBaseInteractor
ARGestureInteractor
XRBaseControllerInteractor
XRSocketInteractor
Inherited Members
UnityEngine.Object.FindObjectsOfType<T>(System.Boolean)
UnityEngine.Object.FindObjectOfType<T>(System.Boolean)
Namespace: UnityEngine.XR.Interaction.Toolkit
Syntax
[SelectionBase]
[DisallowMultipleComponent]
[DefaultExecutionOrder(-99)]
public abstract class XRBaseInteractor : MonoBehaviour, IXRHoverInteractor, IXRSelectInteractor, IXRTargetPriorityInteractor, IXRInteractor

Properties

allowHover

Defines whether this interactor allows hover events.

Declaration
public bool allowHover { get; set; }
Property Value
Type Description
Boolean
Remarks

A hover exit event will still occur if this value is disabled while hovering.

allowSelect

Defines whether this interactor allows select events.

Declaration
public bool allowSelect { get; set; }
Property Value
Type Description
Boolean
Remarks

A select exit event will still occur if this value is disabled while selecting.

attachTransform

The Transform that is used as the attach point for Interactables.

Declaration
public Transform attachTransform { get; set; }
Property Value
Type Description
Transform
Remarks

Automatically instantiated and set in Awake() if null. Setting this will not automatically destroy the previous object.

enableInteractions

(Deprecated) Defines whether interactions are enabled or not.

Declaration
[Obsolete("enableInteractions has been deprecated. Use allowHover and allowSelect instead.")]
public bool enableInteractions { get; set; }
Property Value
Type Description
Boolean
Remarks

enableInteractions = value; is a convenience property for:

allowHover = value;
allowSelect = value;

enableInteractions has been deprecated. Use allowHover and allowSelect instead.

firstInteractableSelected

(Read Only) The first Interactable selected since not having any selection. This Interactor may not currently be selecting the Interactable, which would be the case when it was released while multiple Interactables were selected.

Declaration
public IXRSelectInteractable firstInteractableSelected { get; }
Property Value
Type Description
IXRSelectInteractable
Implements
See Also

hasHover

(Read Only) Indicates whether this Interactor is currently hovering an Interactable.

Declaration
public bool hasHover { get; }
Property Value
Type Description
Boolean
Implements
Remarks

In other words, returns whether interactablesHovered contains any Interactables. 

interactablesHovered.Count > 0

See Also

hasSelection

(Read Only) Indicates whether this Interactor is currently selecting an Interactable.

Declaration
public bool hasSelection { get; }
Property Value
Type Description
Boolean
Implements
Remarks

In other words, returns whether interactablesSelected contains any Interactables. 

interactablesSelected.Count > 0

See Also

hoverEntered

The event that is called when this Interactor begins hovering over an Interactable.

Declaration
public HoverEnterEvent hoverEntered { get; set; }
Property Value
Type Description
HoverEnterEvent
Implements
Remarks

The HoverEnterEventArgs passed to each listener is only valid while the event is invoked, do not hold a reference to it.

See Also

hoverExited

The event that is called when this Interactor ends hovering over an Interactable.

Declaration
public HoverExitEvent hoverExited { get; set; }
Property Value
Type Description
HoverExitEvent
Implements
Remarks

The HoverExitEventArgs passed to each listener is only valid while the event is invoked, do not hold a reference to it.

See Also

hoverFilters

The list of hover filters in this object. Used as additional hover validations for this Interactor.

Declaration
public IXRFilterList<IXRHoverFilter> hoverFilters { get; }
Property Value
Type Description
IXRFilterList<IXRHoverFilter>
Remarks

While processing hover filters, all changes to this list don't have an immediate effect. These changes are buffered and applied when the processing is finished. Calling MoveTo(T, Int32) in this list will throw an exception when this list is being processed.

See Also

hoverTargets

Target Interactables that are currently being hovered over (may by empty).

Declaration
[Obsolete("hoverTargets has been deprecated. Use interactablesHovered instead.")]
protected List<XRBaseInteractable> hoverTargets { get; }
Property Value
Type Description
List<XRBaseInteractable>
Remarks

hoverTargets has been deprecated. Use interactablesHovered instead.

See Also

interactablesHovered

(Read Only) The list of Interactables that are currently being hovered over (may by empty).

Declaration
public List<IXRHoverInteractable> interactablesHovered { get; }
Property Value
Type Description
List<IXRHoverInteractable>
Implements
Remarks

You should treat this as a read only view of the list and should not modify it. It is exposed as a List<T> rather than an IReadOnlyList<T> to avoid GC Allocations when enumerating the list.

See Also

interactablesSelected

(Read Only) The list of Interactables that are currently being selected (may by empty).

Declaration
public List<IXRSelectInteractable> interactablesSelected { get; }
Property Value
Type Description
List<IXRSelectInteractable>
Implements
Remarks

This should be treated as a read only view of the list and should not be modified by external callers. It is exposed as a List<T> rather than an IReadOnlyList<T> to avoid GC Allocations when enumerating the list.

See Also

interactionLayerMask

(Deprecated) Allows interaction with Interactables whose Interaction Layer Mask overlaps with any Layer in this Interaction Layer Mask.

Declaration
[Obsolete("interactionLayerMask has been deprecated. Use interactionLayers instead.")]
public LayerMask interactionLayerMask { get; set; }
Property Value
Type Description
LayerMask
Remarks

interactionLayerMask has been deprecated. Use interactionLayers instead.

See Also

interactionLayers

Allows interaction with Interactables whose Interaction Layer Mask overlaps with any Layer in this Interaction Layer Mask.

Declaration
public InteractionLayerMask interactionLayers { get; set; }
Property Value
Type Description
InteractionLayerMask
Implements
See Also

interactionManager

The XRInteractionManager that this Interactor will communicate with (will find one if null).

Declaration
public XRInteractionManager interactionManager { get; set; }
Property Value
Type Description
XRInteractionManager

isHoverActive

(Read Only) Indicates whether this Interactor is in a state where it could hover.

Declaration
public virtual bool isHoverActive { get; }
Property Value
Type Description
Boolean
Implements

isPerformingManualInteraction

Defines whether this interactor is performing a manual interaction or not.

Declaration
public bool isPerformingManualInteraction { get; }
Property Value
Type Description
Boolean
See Also

isSelectActive

(Read Only) Indicates whether this Interactor is in a state where it could select.

Declaration
public virtual bool isSelectActive { get; }
Property Value
Type Description
Boolean
Implements

keepSelectedTargetValid

Whether to keep selecting an Interactable after initially selecting it even when it is no longer a valid target.

Declaration
public bool keepSelectedTargetValid { get; set; }
Property Value
Type Description
Boolean
Implements
Remarks

Return true to make the XRInteractionManager retain the selection even if the Interactable is not contained within the list of valid targets. Return false to make the Interaction Manager clear the selection if it isn't within the list of valid targets.
A common use for disabling this is for Ray Interactors used for teleportation to make the teleportation Interactable no longer selected when not currently pointing at it.

onHoverEnter

(Deprecated) Gets or sets the event that Unity calls when this Interactor begins hovering over an Interactable.

Declaration
[Obsolete("onHoverEnter has been deprecated. Use onHoverEntered instead. (UnityUpgradable) -> onHoverEntered")]
public XRInteractorEvent onHoverEnter { get; }
Property Value
Type Description
XRInteractorEvent
Remarks

onHoverEnter has been deprecated. Use onHoverEntered instead.

onHoverEntered

(Deprecated) Gets or sets the event that Unity calls when this Interactor begins hovering over an Interactable.

Declaration
[Obsolete("onHoverEntered has been deprecated. Use hoverEntered with updated signature instead.")]
public XRInteractorEvent onHoverEntered { get; set; }
Property Value
Type Description
XRInteractorEvent
Remarks

onHoverEntered has been deprecated. Use hoverEntered with updated signature instead.

onHoverExit

(Deprecated) Gets or sets the event that Unity calls when this Interactor ends hovering over an Interactable.

Declaration
[Obsolete("onHoverExit has been deprecated. Use onHoverExited instead. (UnityUpgradable) -> onHoverExited")]
public XRInteractorEvent onHoverExit { get; }
Property Value
Type Description
XRInteractorEvent
Remarks

onHoverExit has been deprecated. Use onHoverExited instead.

onHoverExited

(Deprecated) Gets or sets the event that Unity calls when this Interactor ends hovering over an Interactable.

Declaration
[Obsolete("onHoverExited has been deprecated. Use hoverExited with updated signature instead.")]
public XRInteractorEvent onHoverExited { get; set; }
Property Value
Type Description
XRInteractorEvent
Remarks

onHoverExited has been deprecated. Use hoverExited with updated signature instead.

onSelectEnter

(Deprecated) Gets or sets the event that Unity calls when this Interactor begins selecting an Interactable.

Declaration
[Obsolete("onSelectEnter has been deprecated. Use onSelectEntered instead. (UnityUpgradable) -> onSelectEntered")]
public XRInteractorEvent onSelectEnter { get; }
Property Value
Type Description
XRInteractorEvent
Remarks

onSelectEnter has been deprecated. Use onSelectEntered instead.

onSelectEntered

(Deprecated) Gets or sets the event that Unity calls when this Interactor begins selecting an Interactable.

Declaration
[Obsolete("onSelectEntered has been deprecated. Use selectEntered with updated signature instead.")]
public XRInteractorEvent onSelectEntered { get; set; }
Property Value
Type Description
XRInteractorEvent
Remarks

onSelectEntered has been deprecated. Use selectEntered with updated signature instead.

onSelectExit

(Deprecated) Gets or sets the event that Unity calls when this Interactor ends selecting an Interactable.

Declaration
[Obsolete("onSelectExit has been deprecated. Use onSelectExited instead. (UnityUpgradable) -> onSelectExited")]
public XRInteractorEvent onSelectExit { get; }
Property Value
Type Description
XRInteractorEvent
Remarks

onSelectExit> has been deprecated. Use onSelectExited instead.

onSelectExited

(Deprecated) Gets or sets the event that Unity calls when this Interactor ends selecting an Interactable.

Declaration
[Obsolete("onSelectExited has been deprecated. Use selectExited with updated signature instead.")]
public XRInteractorEvent onSelectExited { get; set; }
Property Value
Type Description
XRInteractorEvent
Remarks

onSelectExited has been deprecated. Use selectExited with updated signature instead.

requireSelectExclusive

(Deprecated) (Read Only) Indicates whether this Interactor requires that an Interactable is not currently selected to begin selecting it.

Declaration
[Obsolete("requireSelectExclusive has been deprecated. Put logic in CanSelect instead.")]
public virtual bool requireSelectExclusive { get; }
Property Value
Type Description
Boolean
Remarks

When true, the Interaction Manager will only begin a selection when the Interactable is not currently selected.

selectedInteractableMovementTypeOverride

(Read Only) Overriding movement type of the selected Interactable's movement. By default, this does not override the movement type.

Declaration
public virtual XRBaseInteractable.MovementType? selectedInteractableMovementTypeOverride { get; }
Property Value
Type Description
Nullable<XRBaseInteractable.MovementType>
Remarks

You can use this to change the effective movement type of an Interactable for different Interactors. An example would be having an Interactable use VelocityTracking so it does not move through geometry with a Collider when interacting with it using a Ray or Direct Interactor, but have a Socket Interactor override the movement type to be Instantaneous for reduced movement latency.

See Also

selectEntered

The event that is called when this Interactor begins selecting an Interactable.

Declaration
public SelectEnterEvent selectEntered { get; set; }
Property Value
Type Description
SelectEnterEvent
Implements
Remarks

The SelectEnterEventArgs passed to each listener is only valid while the event is invoked, do not hold a reference to it.

See Also

selectExited

The event that is called when this Interactor ends selecting an Interactable.

Declaration
public SelectExitEvent selectExited { get; set; }
Property Value
Type Description
SelectExitEvent
Implements
Remarks

The SelectEnterEventArgs passed to each listener is only valid while the event is invoked, do not hold a reference to it.

See Also

selectFilters

The list of select filters in this object. Used as additional select validations for this Interactor.

Declaration
public IXRFilterList<IXRSelectFilter> selectFilters { get; }
Property Value
Type Description
IXRFilterList<IXRSelectFilter>
Remarks

While processing select filters, all changes to this list don't have an immediate effect. Theses changes are buffered and applied when the processing is finished. Calling MoveTo(T, Int32) in this list will throw an exception when this list is being processed.

See Also

selectTarget

Selected Interactable for this Interactor (may be null).

Declaration
[Obsolete("selectTarget has been deprecated. Use interactablesSelected, GetOldestInteractableSelected, hasSelection, or IsSelecting for similar functionality.")]
public XRBaseInteractable selectTarget { get; protected set; }
Property Value
Type Description
XRBaseInteractable
Remarks

selectTarget has been deprecated. Use interactablesSelected, GetOldestInteractableSelected(IXRSelectInteractor), hasSelection, or IsSelecting(IXRSelectInteractable) instead.

See Also

startingHoverFilters

The hover filters that this object uses to automatically populate the hoverFilters List at startup (optional, may be empty). All objects in this list should implement the IXRHoverFilter interface.

Declaration
public List<Object> startingHoverFilters { get; set; }
Property Value
Type Description
List<Object>
Remarks

To access and modify the hover filters used after startup, the hoverFilters List should be used instead.

See Also

startingSelectedInteractable

The Interactable that this Interactor automatically selects at startup (optional, may be null).

Declaration
public XRBaseInteractable startingSelectedInteractable { get; set; }
Property Value
Type Description
XRBaseInteractable

startingSelectFilters

The select filters that this object uses to automatically populate the selectFilters List at startup (optional, may be empty). All objects in this list should implement the IXRSelectFilter interface.

Declaration
public List<Object> startingSelectFilters { get; set; }
Property Value
Type Description
List<Object>
Remarks

To access and modify the select filters used after startup, the selectFilters List should be used instead.

See Also

startingTargetFilter

The Target Filter that this Interactor automatically links at startup (optional, may be null).

Declaration
public XRBaseTargetFilter startingTargetFilter { get; set; }
Property Value
Type Description
XRBaseTargetFilter
Remarks

To modify the Target Filter after startup, the targetFilter property should be used instead.

See Also

targetFilter

The Target Filter that this Interactor is linked to.

Declaration
public IXRTargetFilter targetFilter { get; set; }
Property Value
Type Description
IXRTargetFilter
See Also

targetPriorityMode

Specifies how many Interactables should be monitored in the targetsForSelection property.

Declaration
public virtual TargetPriorityMode targetPriorityMode { get; set; }
Property Value
Type Description
TargetPriorityMode
Implements

targetsForSelection

The Interactables with priority for selection in the current frame, some Interactables might be already selected. This list is sorted by priority (with highest priority first). How many Interactables appear in this list is configured by the targetPriorityMode property.

Declaration
public virtual List<IXRSelectInteractable> targetsForSelection { get; set; }
Property Value
Type Description
List<IXRSelectInteractable>
Implements
Remarks

Unity automatically clears and updates this list every frame if targetPriorityMode has a value different from None, in this case a valid list must be returned.

Methods

Awake()

See MonoBehaviour.

Declaration
protected virtual void Awake()

CanHover(IXRHoverInteractable)

Determines if the Interactable is valid for hover this frame.

Declaration
public virtual bool CanHover(IXRHoverInteractable interactable)
Parameters
Type Name Description
IXRHoverInteractable interactable

Interactable to check.
Returns
Type Description
Boolean

Returns true if the Interactable can be hovered over this frame.
See Also

CanHover(XRBaseInteractable)

Determines if the Interactable is valid for hover this frame.

Declaration
[Obsolete("CanHover(XRBaseInteractable) has been deprecated. Use CanHover(IXRHoverInteractable) instead.")]
public virtual bool CanHover(XRBaseInteractable interactable)
Parameters
Type Name Description
XRBaseInteractable interactable

Interactable to check.
Returns
Type Description
Boolean

Returns true if the interactable can be hovered over this frame.
Remarks

CanHover(XRBaseInteractable) has been deprecated. Use CanHover(IXRHoverInteractable) instead.

See Also

CanSelect(IXRSelectInteractable)

Determines if the Interactable is valid for selection this frame.

Declaration
public virtual bool CanSelect(IXRSelectInteractable interactable)
Parameters
Type Name Description
IXRSelectInteractable interactable

Interactable to check.
Returns
Type Description
Boolean

Returns true if the Interactable can be selected this frame.
See Also

CanSelect(XRBaseInteractable)

Determines if the Interactable is valid for selection this frame.

Declaration
[Obsolete("CanSelect(XRBaseInteractable) has been deprecated. Use CanSelect(IXRSelectInteractable) instead.")]
public virtual bool CanSelect(XRBaseInteractable interactable)
Parameters
Type Name Description
XRBaseInteractable interactable

Interactable to check.
Returns
Type Description
Boolean

Returns true if the Interactable can be selected this frame.
Remarks

CanSelect(XRBaseInteractable) has been deprecated. Use CanSelect(IXRSelectInteractable) instead.

See Also

CaptureAttachPose(IXRSelectInteractable)

Capture the current Attach Transform pose. This method is automatically called by Unity to capture the pose during the moment of selection.

Declaration
protected void CaptureAttachPose(IXRSelectInteractable interactable)
Parameters
Type Name Description
IXRSelectInteractable interactable

The specific Interactable as context to get the attachment point for.
Remarks

Unity automatically calls this method during OnSelectEntering(SelectEnterEventArgs) and should not typically need to be called by a user.

See Also

EndManualInteraction()

Ends the manually initiated selection of an Interactable.

Declaration
public virtual void EndManualInteraction()
See Also

GetAttachPoseOnSelect(IXRSelectInteractable)

Gets the world position and rotation of the Attach Transform captured during the moment of selection.

Declaration
public Pose GetAttachPoseOnSelect(IXRSelectInteractable interactable)
Parameters
Type Name Description
IXRSelectInteractable interactable

The specific Interactable as context to get the attachment point for.
Returns
Type Description
Pose

Returns the world pose of the attachment point during the moment of selection, and otherwise the identity Pose if it was not selected during the current selection stack.
Implements
See Also

GetAttachTransform(IXRInteractable)

Gets the Transform that is used as the attachment point for a given Interactable.

Declaration
public virtual Transform GetAttachTransform(IXRInteractable interactable)
Parameters
Type Name Description
IXRInteractable interactable

The specific Interactable as context to get the attachment point for.
Returns
Type Description
Transform

Returns the attachment point Transform.
Implements
Remarks

This should typically return the Transform of a child GameObject or the transform itself.

See Also

GetHoverTargets(List<XRBaseInteractable>)

Retrieves a copy of the list of target Interactables that are currently being hovered over.

Declaration
[Obsolete("GetHoverTargets has been deprecated. Use interactablesHovered instead.")]
public void GetHoverTargets(List<XRBaseInteractable> targets)
Parameters
Type Name Description
List<XRBaseInteractable> targets

The results list to store hover targets into.
Remarks

Clears targets before adding to it.
GetHoverTargets has been deprecated. Use interactablesHovered instead.

GetLocalAttachPoseOnSelect(IXRSelectInteractable)

Gets the local position and rotation of the Attach Transform captured during the moment of selection.

Declaration
public Pose GetLocalAttachPoseOnSelect(IXRSelectInteractable interactable)
Parameters
Type Name Description
IXRSelectInteractable interactable

The specific Interactable as context to get the attachment point for.
Returns
Type Description
Pose

Returns the local pose of the attachment point during the moment of selection, and otherwise the identity Pose if it was not selected during the current selection stack.
Implements
See Also

GetValidTargets(List<IXRInteractable>)

Retrieve the list of Interactables that this Interactor could possibly interact with this frame. This list is sorted by priority (with highest priority first).

Declaration
public virtual void GetValidTargets(List<IXRInteractable> targets)
Parameters
Type Name Description
List<IXRInteractable> targets

The results list to populate with Interactables that are valid for selection or hover.
Implements
Remarks

When implementing this method, Unity expects you to clear targets before adding to it.

GetValidTargets(List<XRBaseInteractable>)

Retrieve the list of Interactables that this Interactor could possibly interact with this frame. This list is sorted by priority (with highest priority first).

Declaration
[Obsolete("GetValidTargets(List<XRBaseInteractable>) has been deprecated. Override GetValidTargets(List<IXRInteractable>) instead. XRInteractionManager.GetValidTargets will stitch the results together with GetValidTargets(List<IXRInteractable>), but by default this method now does nothing.")]
public virtual void GetValidTargets(List<XRBaseInteractable> targets)
Parameters
Type Name Description
List<XRBaseInteractable> targets

The results list to populate with Interactables that are valid for selection or hover.
Remarks

GetValidTargets(List<XRBaseInteractable>) has been deprecated. Use GetValidTargets(List<IXRInteractable>) instead. GetValidTargets(IXRInteractor, List<IXRInteractable>) will stitch the results together with GetValidTargets(List<IXRInteractable>), but by default this method now does nothing.

IsHovering(IXRHoverInteractable)

Determines whether this Interactor is currently hovering the Interactable.

Declaration
public bool IsHovering(IXRHoverInteractable interactable)
Parameters
Type Name Description
IXRHoverInteractable interactable

Interactable to check.
Returns
Type Description
Boolean

Returns true if this Interactor is currently hovering the Interactable. Otherwise, returns .
Implements
Remarks

In other words, returns whether interactablesHovered contains interactable.

See Also

IsHovering(IXRInteractable)

Determines whether this Interactor is currently hovering the Interactable.

Declaration
protected bool IsHovering(IXRInteractable interactable)
Parameters
Type Name Description
IXRInteractable interactable

Interactable to check.
Returns
Type Description
Boolean

Returns true if this Interactor is currently hovering the Interactable. Otherwise, returns .
Remarks

In other words, returns whether interactablesHovered contains interactable.

See Also

IsSelecting(IXRInteractable)

Determines whether this Interactor is currently selecting the Interactable.

Declaration
protected bool IsSelecting(IXRInteractable interactable)
Parameters
Type Name Description
IXRInteractable interactable

Interactable to check.
Returns
Type Description
Boolean

Returns true if this Interactor is currently selecting the Interactable. Otherwise, returns .
Remarks

In other words, returns whether interactablesSelected contains interactable.

See Also

IsSelecting(IXRSelectInteractable)

Determines whether this Interactor is currently selecting the Interactable.

Declaration
public bool IsSelecting(IXRSelectInteractable interactable)
Parameters
Type Name Description
IXRSelectInteractable interactable

Interactable to check.
Returns
Type Description
Boolean

Returns true if this Interactor is currently selecting the Interactable. Otherwise, returns .
Implements
Remarks

In other words, returns whether interactablesSelected contains interactable.

See Also

OnDestroy()

See MonoBehaviour.

Declaration
protected virtual void OnDestroy()

OnDisable()

See MonoBehaviour.

Declaration
protected virtual void OnDisable()

OnEnable()

See MonoBehaviour.

Declaration
protected virtual void OnEnable()

OnHoverEntered(HoverEnterEventArgs)

The XRInteractionManager calls this method when the Interactor first initiates hovering over an Interactable in a second pass.

Declaration
protected virtual void OnHoverEntered(HoverEnterEventArgs args)
Parameters
Type Name Description
HoverEnterEventArgs args

Event data containing the Interactable that is being hovered over.
Remarks

args is only valid during this method call, do not hold a reference to it.

See Also

OnHoverEntered(XRBaseInteractable)

(Deprecated) The XRInteractionManager calls this method when the Interactor first initiates hovering over an Interactable in a second pass.

Declaration
[Obsolete("OnHoverEntered(XRBaseInteractable) has been deprecated. Use OnHoverEntered(HoverEnterEventArgs) instead.")]
protected virtual void OnHoverEntered(XRBaseInteractable interactable)
Parameters
Type Name Description
XRBaseInteractable interactable

Interactable that is being hovered over.
Remarks

OnHoverEntered(XRBaseInteractable) has been deprecated. Use OnHoverEntered(HoverEnterEventArgs) instead.

See Also

OnHoverEntering(HoverEnterEventArgs)

The XRInteractionManager calls this method right before the Interactor first initiates hovering over an Interactable in a first pass.

Declaration
protected virtual void OnHoverEntering(HoverEnterEventArgs args)
Parameters
Type Name Description
HoverEnterEventArgs args

Event data containing the Interactable that is being hovered over.
Remarks

args is only valid during this method call, do not hold a reference to it.

See Also

OnHoverEntering(XRBaseInteractable)

(Deprecated) The XRInteractionManager calls this method right before the Interactor first initiates hovering over an Interactable in a first pass.

Declaration
[Obsolete("OnHoverEntering(XRBaseInteractable) has been deprecated. Use OnHoverEntering(HoverEnterEventArgs) instead.")]
protected virtual void OnHoverEntering(XRBaseInteractable interactable)
Parameters
Type Name Description
XRBaseInteractable interactable

Interactable that is being hovered over.
Remarks

OnHoverEntering(XRBaseInteractable) has been deprecated. Use OnHoverEntering(HoverEnterEventArgs) instead.

See Also

OnHoverExited(HoverExitEventArgs)

The XRInteractionManager calls this method when the Interactor ends hovering over an Interactable in a second pass.

Declaration
protected virtual void OnHoverExited(HoverExitEventArgs args)
Parameters
Type Name Description
HoverExitEventArgs args

Event data containing the Interactable that is no longer hovered over.
Remarks

args is only valid during this method call, do not hold a reference to it.

See Also

OnHoverExited(XRBaseInteractable)

(Deprecated) The XRInteractionManager calls this method when the Interactor ends hovering over an Interactable in a second pass.

Declaration
[Obsolete("OnHoverExited(XRBaseInteractable) has been deprecated. Use OnHoverExited(HoverExitEventArgs) instead.")]
protected virtual void OnHoverExited(XRBaseInteractable interactable)
Parameters
Type Name Description
XRBaseInteractable interactable

Interactable that is no longer hovered over.
Remarks

OnHoverExited(XRBaseInteractable) has been deprecated. Use OnHoverExited(HoverExitEventArgs) instead.

See Also

OnHoverExiting(HoverExitEventArgs)

The XRInteractionManager calls this method right before the Interactor ends hovering over an Interactable in a first pass.

Declaration
protected virtual void OnHoverExiting(HoverExitEventArgs args)
Parameters
Type Name Description
HoverExitEventArgs args

Event data containing the Interactable that is no longer hovered over.
Remarks

args is only valid during this method call, do not hold a reference to it.

See Also

OnHoverExiting(XRBaseInteractable)

(Deprecated) The XRInteractionManager calls this method right before the Interactor ends hovering over an Interactable in a first pass.

Declaration
[Obsolete("OnHoverExiting(XRBaseInteractable) has been deprecated. Use OnHoverExiting(HoverExitEventArgs) instead.")]
protected virtual void OnHoverExiting(XRBaseInteractable interactable)
Parameters
Type Name Description
XRBaseInteractable interactable

Interactable that is no longer hovered over.
Remarks

OnHoverExiting(XRBaseInteractable) has been deprecated. Use OnHoverExiting(HoverExitEventArgs) instead.

See Also

OnRegistered(InteractorRegisteredEventArgs)

The XRInteractionManager calls this method when this Interactor is registered with it.

Declaration
protected virtual void OnRegistered(InteractorRegisteredEventArgs args)
Parameters
Type Name Description
InteractorRegisteredEventArgs args

Event data containing the Interaction Manager that registered this Interactor.
Remarks

args is only valid during this method call, do not hold a reference to it.

See Also

OnSelectEntered(SelectEnterEventArgs)

The XRInteractionManager calls this method when the Interactor first initiates selection of an Interactable in a second pass.

Declaration
protected virtual void OnSelectEntered(SelectEnterEventArgs args)
Parameters
Type Name Description
SelectEnterEventArgs args

Event data containing the Interactable that is being selected.
Remarks

args is only valid during this method call, do not hold a reference to it.

See Also

OnSelectEntered(XRBaseInteractable)

(Deprecated) The XRInteractionManager calls this method when the Interactor first initiates selection of an Interactable in a second pass.

Declaration
[Obsolete("OnSelectEntered(XRBaseInteractable) has been deprecated. Use OnSelectEntered(SelectEnterEventArgs) instead.")]
protected virtual void OnSelectEntered(XRBaseInteractable interactable)
Parameters
Type Name Description
XRBaseInteractable interactable

Interactable that is being selected.
Remarks

OnSelectEntered(XRBaseInteractable) has been deprecated. Use OnSelectEntered(SelectEnterEventArgs) instead.

See Also

OnSelectEntering(SelectEnterEventArgs)

The XRInteractionManager calls this method right before the Interactor first initiates selection of an Interactable in a first pass.

Declaration
protected virtual void OnSelectEntering(SelectEnterEventArgs args)
Parameters
Type Name Description
SelectEnterEventArgs args

Event data containing the Interactable that is being selected.
Remarks

args is only valid during this method call, do not hold a reference to it.

See Also

OnSelectEntering(XRBaseInteractable)

(Deprecated) The XRInteractionManager calls this method right before the Interactor first initiates selection of an Interactable in a first pass.

Declaration
[Obsolete("OnSelectEntering(XRBaseInteractable) has been deprecated. Use OnSelectEntering(SelectEnterEventArgs) instead.")]
protected virtual void OnSelectEntering(XRBaseInteractable interactable)
Parameters
Type Name Description
XRBaseInteractable interactable

Interactable that is being selected.
Remarks

OnSelectEntering(XRBaseInteractable) has been deprecated. Use OnSelectEntering(SelectEnterEventArgs) instead.

See Also

OnSelectExited(SelectExitEventArgs)

The XRInteractionManager calls this method when the Interactor ends selection of an Interactable in a second pass.

Declaration
protected virtual void OnSelectExited(SelectExitEventArgs args)
Parameters
Type Name Description
SelectExitEventArgs args

Event data containing the Interactable that is no longer selected.
Remarks

args is only valid during this method call, do not hold a reference to it.

See Also

OnSelectExited(XRBaseInteractable)

(Deprecated) The XRInteractionManager calls this method when the Interactor ends selection of an Interactable in a second pass.

Declaration
[Obsolete("OnSelectExited(XRBaseInteractable) has been deprecated. Use OnSelectExited(SelectExitEventArgs) instead.")]
protected virtual void OnSelectExited(XRBaseInteractable interactable)
Parameters
Type Name Description
XRBaseInteractable interactable

Interactable that is no longer selected.
Remarks

OnSelectExited(XRBaseInteractable) has been deprecated. Use OnSelectExited(SelectExitEventArgs) instead.

See Also

OnSelectExiting(SelectExitEventArgs)

The XRInteractionManager calls this method right before the Interactor ends selection of an Interactable in a first pass.

Declaration
protected virtual void OnSelectExiting(SelectExitEventArgs args)
Parameters
Type Name Description
SelectExitEventArgs args

Event data containing the Interactable that is no longer selected.
Remarks

args is only valid during this method call, do not hold a reference to it.

See Also

OnSelectExiting(XRBaseInteractable)

(Deprecated) The XRInteractionManager calls this method right before the Interactor ends selection of an Interactable in a first pass.

Declaration
[Obsolete("OnSelectExiting(XRBaseInteractable) has been deprecated. Use OnSelectExiting(SelectExitEventArgs) instead.")]
protected virtual void OnSelectExiting(XRBaseInteractable interactable)
Parameters
Type Name Description
XRBaseInteractable interactable

Interactable that is no longer selected.
Remarks

OnSelectExiting(XRBaseInteractable) has been deprecated. Use OnSelectExiting(SelectExitEventArgs) instead.

See Also

OnUnregistered(InteractorUnregisteredEventArgs)

The XRInteractionManager calls this method when this Interactor is unregistered from it.

Declaration
protected virtual void OnUnregistered(InteractorUnregisteredEventArgs args)
Parameters
Type Name Description
InteractorUnregisteredEventArgs args

Event data containing the Interaction Manager that unregistered this Interactor.
Remarks

args is only valid during this method call, do not hold a reference to it.

See Also

PreprocessInteractor(XRInteractionUpdateOrder.UpdatePhase)

The XRInteractionManager calls this method to update the Interactor before interaction events occur. Interactors should use this method to do tasks like determine their valid targets.

Declaration
public virtual void PreprocessInteractor(XRInteractionUpdateOrder.UpdatePhase updatePhase)
Parameters
Type Name Description
XRInteractionUpdateOrder.UpdatePhase updatePhase

The update phase this is called during.
Implements
Remarks

Please see the XRInteractionManager and XRInteractionUpdateOrder.UpdatePhase documentation for more details on update order.

See Also

ProcessHoverFilters(IXRHoverInteractable)

Returns the processing value of the filters in hoverFilters for this Interactor and the given Interactable.

Declaration
protected bool ProcessHoverFilters(IXRHoverInteractable interactable)
Parameters
Type Name Description
IXRHoverInteractable interactable

The Interactable to be validated by the hover filters.
Returns
Type Description
Boolean

Returns true if all processed filters also return true, or if hoverFilters is empty. Otherwise, returns false.

ProcessInteractor(XRInteractionUpdateOrder.UpdatePhase)

The XRInteractionManager calls this method to update the Interactor after interaction events occur.

Declaration
public virtual void ProcessInteractor(XRInteractionUpdateOrder.UpdatePhase updatePhase)
Parameters
Type Name Description
XRInteractionUpdateOrder.UpdatePhase updatePhase

The update phase this is called during.
Implements
Remarks

Please see the XRInteractionManager and XRInteractionUpdateOrder.UpdatePhase documentation for more details on update order.

See Also

ProcessSelectFilters(IXRSelectInteractable)

Returns the processing value of the filters in selectFilters for this Interactor and the given Interactable.

Declaration
protected bool ProcessSelectFilters(IXRSelectInteractable interactable)
Parameters
Type Name Description
IXRSelectInteractable interactable

The Interactor to be validated by the select filters.
Returns
Type Description
Boolean

Returns true if all processed filters also return true, or if selectFilters is empty. Otherwise, returns false.

Reset()

See MonoBehaviour.

Declaration
[Conditional("UNITY_EDITOR")]
protected virtual void Reset()

Start()

See MonoBehaviour.

Declaration
protected virtual void Start()

StartManualInteraction(IXRSelectInteractable)

Manually initiate selection of an Interactable.

Declaration
public virtual void StartManualInteraction(IXRSelectInteractable interactable)
Parameters
Type Name Description
IXRSelectInteractable interactable

Interactable that is being selected.
See Also

StartManualInteraction(XRBaseInteractable)

Manually initiate selection of an Interactable.

Declaration
[Obsolete("StartManualInteraction(XRBaseInteractable) has been deprecated. Use StartManualInteraction(IXRSelectInteractable) instead.")]
public virtual void StartManualInteraction(XRBaseInteractable interactable)
Parameters
Type Name Description
XRBaseInteractable interactable

Interactable that is being selected.
Remarks

StartManualInteraction(XRBaseInteractable) has been deprecated. Use StartManualInteraction(IXRSelectInteractable) instead.

See Also

Events

registered

Calls the methods in its invocation list when this Interactor is registered with an Interaction Manager.

Declaration
public event Action<InteractorRegisteredEventArgs> registered
Event Type
Type Description
Action<InteractorRegisteredEventArgs>
Implements
Remarks

The InteractorRegisteredEventArgs passed to each listener is only valid while the event is invoked, do not hold a reference to it.

See Also

unregistered

Calls the methods in its invocation list when this Interactor is unregistered from an Interaction Manager.

Declaration
public event Action<InteractorUnregisteredEventArgs> unregistered
Event Type
Type Description
Action<InteractorUnregisteredEventArgs>
Implements
Remarks

The InteractorUnregisteredEventArgs passed to each listener is only valid while the event is invoked, do not hold a reference to it.

See Also

Explicit Interface Implementations

IXRHoverInteractor.CanHover(IXRHoverInteractable)

Determines if the Interactable is valid for hover this frame.

Declaration
bool IXRHoverInteractor.CanHover(IXRHoverInteractable interactable)
Parameters
Type Name Description
IXRHoverInteractable interactable

Interactable to check.
Returns
Type Description
Boolean

Returns true if the interactable can be hovered over this frame.
Implements
See Also

IXRHoverInteractor.OnHoverEntered(HoverEnterEventArgs)

The XRInteractionManager calls this method when the Interactor first initiates hovering over an Interactable in a second pass.

Declaration
void IXRHoverInteractor.OnHoverEntered(HoverEnterEventArgs args)
Parameters
Type Name Description
HoverEnterEventArgs args

Event data containing the Interactable that is being hovered over.
Implements
Remarks

args is only valid during this method call, do not hold a reference to it.

See Also

IXRHoverInteractor.OnHoverEntering(HoverEnterEventArgs)

The XRInteractionManager calls this method right before the Interactor first initiates hovering over an Interactable in a first pass.

Declaration
void IXRHoverInteractor.OnHoverEntering(HoverEnterEventArgs args)
Parameters
Type Name Description
HoverEnterEventArgs args

Event data containing the Interactable that is being hovered over.
Implements
Remarks

args is only valid during this method call, do not hold a reference to it.

See Also

IXRHoverInteractor.OnHoverExited(HoverExitEventArgs)

The XRInteractionManager calls this method when the Interactor ends hovering over an Interactable in a second pass.

Declaration
void IXRHoverInteractor.OnHoverExited(HoverExitEventArgs args)
Parameters
Type Name Description
HoverExitEventArgs args

Event data containing the Interactable that is no longer hovered over.
Implements
Remarks

args is only valid during this method call, do not hold a reference to it.

See Also

IXRHoverInteractor.OnHoverExiting(HoverExitEventArgs)

The XRInteractionManager calls this method right before the Interactor ends hovering over an Interactable in a first pass.

Declaration
void IXRHoverInteractor.OnHoverExiting(HoverExitEventArgs args)
Parameters
Type Name Description
HoverExitEventArgs args

Event data containing the Interactable that is no longer hovered over.
Implements
Remarks

args is only valid during this method call, do not hold a reference to it.

See Also

IXRInteractor.OnRegistered(InteractorRegisteredEventArgs)

The XRInteractionManager calls this method when this Interactor is registered with it.

Declaration
void IXRInteractor.OnRegistered(InteractorRegisteredEventArgs args)
Parameters
Type Name Description
InteractorRegisteredEventArgs args

Event data containing the Interaction Manager that registered this Interactor.
Implements
Remarks

args is only valid during this method call, do not hold a reference to it.

See Also

IXRInteractor.OnUnregistered(InteractorUnregisteredEventArgs)

The XRInteractionManager calls this method when this Interactor is unregistered from it.

Declaration
void IXRInteractor.OnUnregistered(InteractorUnregisteredEventArgs args)
Parameters
Type Name Description
InteractorUnregisteredEventArgs args

Event data containing the Interaction Manager that unregistered this Interactor.
Implements
Remarks

args is only valid during this method call, do not hold a reference to it.

See Also

IXRSelectInteractor.CanSelect(IXRSelectInteractable)

Determines if the Interactable is valid for selection this frame.

Declaration
bool IXRSelectInteractor.CanSelect(IXRSelectInteractable interactable)
Parameters
Type Name Description
IXRSelectInteractable interactable

Interactable to check.
Returns
Type Description
Boolean

Returns true if the interactable can be selected this frame.
Implements
See Also

IXRSelectInteractor.OnSelectEntered(SelectEnterEventArgs)

The XRInteractionManager calls this method when the Interactor first initiates selection of an Interactable in a second pass.

Declaration
void IXRSelectInteractor.OnSelectEntered(SelectEnterEventArgs args)
Parameters
Type Name Description
SelectEnterEventArgs args

Event data containing the Interactable that is being selected.
Implements
Remarks

args is only valid during this method call, do not hold a reference to it.

See Also

IXRSelectInteractor.OnSelectEntering(SelectEnterEventArgs)

The XRInteractionManager calls this method right before the Interactor first initiates selection of an Interactable in a first pass.

Declaration
void IXRSelectInteractor.OnSelectEntering(SelectEnterEventArgs args)
Parameters
Type Name Description
SelectEnterEventArgs args

Event data containing the Interactable that is being selected.
Implements
Remarks

args is only valid during this method call, do not hold a reference to it.

See Also

IXRSelectInteractor.OnSelectExited(SelectExitEventArgs)

The XRInteractionManager calls this method when the Interactor ends selection of an Interactable in a second pass.

Declaration
void IXRSelectInteractor.OnSelectExited(SelectExitEventArgs args)
Parameters
Type Name Description
SelectExitEventArgs args

Event data containing the Interactable that is no longer selected.
Implements
Remarks

args is only valid during this method call, do not hold a reference to it.

See Also

IXRSelectInteractor.OnSelectExiting(SelectExitEventArgs)

The XRInteractionManager calls this method right before the Interactor ends selection of an Interactable in a first pass.

Declaration
void IXRSelectInteractor.OnSelectExiting(SelectExitEventArgs args)
Parameters
Type Name Description
SelectExitEventArgs args

Event data containing the Interactable that is no longer selected.
Implements
Remarks

args is only valid during this method call, do not hold a reference to it.

See Also

Extension Methods