Class XRBaseInteractable

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

Inheritance
object
Object
Component
Behaviour
MonoBehaviour
XRBaseInteractable
ARBaseGestureInteractable
BaseTeleportationInteractable
ClimbInteractable
XRGrabInteractable
XRSimpleInteractable
Implements
Inherited Members
Object.FindObjectsByType<T>(FindObjectsSortMode)
Object.FindObjectsByType<T>(FindObjectsInactive, FindObjectsSortMode)
Object.FindFirstObjectByType<T>()
Object.FindAnyObjectByType<T>()
Object.FindFirstObjectByType<T>(FindObjectsInactive)
Object.FindAnyObjectByType<T>(FindObjectsInactive)
Namespace: UnityEngine.XR.Interaction.Toolkit
Assembly: Unity.XR.Interaction.Toolkit.dll
Syntax
[SelectionBase]
[DefaultExecutionOrder(-98)]
public abstract class XRBaseInteractable : MonoBehaviour, IXRActivateInteractable, IXRHoverInteractable, IXRSelectInteractable, IXRFocusInteractable, IXRInteractionStrengthInteractable, IXRInteractable, IXROverridesGazeAutoSelect

Properties

activated

The event that is called when the selecting Interactor activates this Interactable.

Declaration
public ActivateEvent activated { get; set; }
Property Value
Type Description
ActivateEvent
Remarks

Not to be confused with activating or deactivating a GameObject with SetActive(bool). This is a generic event when an Interactor wants to activate an Interactable, such as from a trigger pull on a controller.
The ActivateEventArgs passed to each listener is only valid while the event is invoked, do not hold a reference to it.

See Also

allowGazeAssistance

Enables gaze assistance with this interactable.

Declaration
public bool allowGazeAssistance { get; set; }
Property Value
Type Description
bool

allowGazeInteraction

Enables interaction with XRGazeInteractor.

Declaration
public bool allowGazeInteraction { get; set; }
Property Value
Type Description
bool

allowGazeSelect

Enables XRGazeInteractor to select this XRBaseInteractable.

Declaration
public bool allowGazeSelect { get; set; }
Property Value
Type Description
bool
See Also

canFocus

Indicates whether this Interactable can be focused.

Declaration
public bool canFocus { get; }
Property Value
Type Description
bool

colliders

(Read Only) Colliders to use for interaction with this Interactable (if empty, will use any child Colliders).

Declaration
public List<Collider> colliders { get; }
Property Value
Type Description
List<Collider>

customReticle

The reticle that appears at the end of the line when valid.

Declaration
public GameObject customReticle { get; set; }
Property Value
Type Description
GameObject

deactivated

The event that is called when an Interactor deactivates this Interactable.

Declaration
public DeactivateEvent deactivated { get; set; }
Property Value
Type Description
DeactivateEvent
Remarks

Not to be confused with activating or deactivating a GameObject with SetActive(bool). This is a generic event when an Interactor wants to deactivate an Interactable, such as from a trigger release on a controller.
The DeactivateEventArgs passed to each listener is only valid while the event is invoked, do not hold a reference to it.

See Also

distanceCalculationMode

Specifies how this Interactable calculates its distance to a location, either using its Transform position, Collider position or Collider volume.

Declaration
public XRBaseInteractable.DistanceCalculationMode distanceCalculationMode { get; set; }
Property Value
Type Description
XRBaseInteractable.DistanceCalculationMode
See Also

firstFocusEntered

The event that is called only when the first Interaction Group gains focus on this Interactable as the sole focusing Interactor. Subsequent Interactors that gain focus will not cause this event to be invoked as long as any others are still focusing.

Declaration
public FocusEnterEvent firstFocusEntered { get; set; }
Property Value
Type Description
FocusEnterEvent
Remarks

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

See Also

firstHoverEntered

The event that is called only when the first Interactor begins hovering over this Interactable as the sole hovering Interactor. Subsequent Interactors that begin hovering over this Interactable will not cause this event to be invoked as long as any others are still hovering.

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

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

See Also

firstInteractionGroupFocusing

(Read Only) The first interaction group that is focused on this interactable since not being focused. The group may not currently be focusing this interactable, which would be the case when it released while multiple groups were focusing this interactable.

Declaration
public IXRInteractionGroup firstInteractionGroupFocusing { get; }
Property Value
Type Description
IXRInteractionGroup

firstInteractorSelecting

(Read Only) The first interactor that selected this interactable since not being selected by any interactor. The interactor may not currently be selecting this interactable, which would be the case when it released while multiple interactors were selecting this interactable.

Declaration
public IXRSelectInteractor firstInteractorSelecting { get; }
Property Value
Type Description
IXRSelectInteractor
See Also

firstSelectEntered

The event that is called only when the first Interactor begins selecting this Interactable as the sole selecting Interactor. Subsequent Interactors that begin selecting this Interactable will not cause this event to be invoked as long as any others are still selecting.

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

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

See Also

focusEntered

The event that is called when an Interaction group gains focus on this Interactable.

Declaration
public FocusEnterEvent focusEntered { get; set; }
Property Value
Type Description
FocusEnterEvent
Remarks

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

See Also

focusExited

The event that is called when an Interaction group loses focus on this Interactable.

Declaration
public FocusExitEvent focusExited { get; set; }
Property Value
Type Description
FocusExitEvent
Remarks

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

See Also

focusMode

Indicates the focus policy of an Interactable.

Declaration
public InteractableFocusMode focusMode { get; set; }
Property Value
Type Description
InteractableFocusMode
See Also

gazeTimeToSelect

Number of seconds for which an XRGazeInteractor must hover over this interactable to select it if hoverToSelect is enabled.

Declaration
public float gazeTimeToSelect { get; set; }
Property Value
Type Description
float
See Also

getDistanceOverride

Overriding callback of this object's distance calculation. Use this to change the calculation performed in GetDistance(Vector3) without needing to create a derived class.
When a callback is assigned to this property, the GetDistance(Vector3) execution calls it to perform the distance calculation instead of using its default calculation (specified by distanceCalculationMode in this base class). Assign null to this property to restore the default calculation.

Declaration
public Func<IXRInteractable, Vector3, DistanceInfo> getDistanceOverride { get; set; }
Property Value
Type Description
Func<IXRInteractable, Vector3, DistanceInfo>
Remarks

The assigned callback will be invoked to calculate and return the distance information of the point on this Interactable (the first parameter) closest to the given location (the second parameter). The given location and returned distance information are in world space.

See Also

hoverEntered

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

Declaration
public HoverEnterEvent hoverEntered { get; set; }
Property Value
Type Description
HoverEnterEvent
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 an Interactor ends hovering over this Interactable.

Declaration
public HoverExitEvent hoverExited { get; set; }
Property Value
Type Description
HoverExitEvent
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 Interactable.

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, int) in this list will throw an exception when this list is being processed.

See Also

interactionGroupsFocusing

(Read Only) The list of Interaction groups currently focusing on this Interactable (may by empty).

Declaration
public List<IXRInteractionGroup> interactionGroupsFocusing { get; }
Property Value
Type Description
List<IXRInteractionGroup>
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

interactionLayers

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

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

interactionManager

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

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

interactionStrengthFilters

The list of interaction strength filters in this object. Used to modify the default interaction strength of an Interactor relative to this Interactable. This is useful for interactables that can be poked to report the depth of the poke interactor as a percentage while the poke interactor is hovering over this object.

Declaration
public IXRFilterList<IXRInteractionStrengthFilter> interactionStrengthFilters { get; }
Property Value
Type Description
IXRFilterList<IXRInteractionStrengthFilter>
Remarks

While processing interaction strength 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, int) in this list will throw an exception when this list is being processed.

See Also

interactorsHovering

(Read Only) The list of Interactors that are hovering on this Interactable (may by empty).

Declaration
public List<IXRHoverInteractor> interactorsHovering { get; }
Property Value
Type Description
List<IXRHoverInteractor>
Remarks

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

See Also

interactorsSelecting

(Read Only) The list of Interactors currently selecting this Interactable (may by empty).

Declaration
public List<IXRSelectInteractor> interactorsSelecting { get; }
Property Value
Type Description
List<IXRSelectInteractor>
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

isFocused

(Read Only) Indicates whether this interactable is currently being focused by any interaction group.

Declaration
public bool isFocused { get; }
Property Value
Type Description
bool
Remarks

In other words, returns whether interactionGroupsFocusing contains any interaction groups. 

interactionGroupsFocusing.Count > 0

See Also

isHovered

(Read Only) Indicates whether an Interactor currently hovers over this Interactable.

Declaration
public bool isHovered { get; }
Property Value
Type Description
bool
Remarks

In other words, returns whether interactorsHovering contains any interactors. 

interactorsHovering.Count > 0

See Also

isSelected

(Read Only) Indicates whether this interactable is currently being selected by any interactor.

Declaration
public bool isSelected { get; }
Property Value
Type Description
bool
Remarks

In other words, returns whether interactorsSelecting contains any interactors. 

interactorsSelecting.Count > 0

See Also

largestInteractionStrength

The largest interaction strength value of all interactors hovering or selecting this interactable.

Declaration
public IReadOnlyBindableVariable<float> largestInteractionStrength { get; }
Property Value
Type Description
IReadOnlyBindableVariable<float>

lastFocusExited

The event that is called only when the last remaining focused Interaction group loses focus on this Interactable.

Declaration
public FocusExitEvent lastFocusExited { get; set; }
Property Value
Type Description
FocusExitEvent
Remarks

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

See Also

lastHoverExited

The event that is called only when the last remaining hovering Interactor ends hovering over this Interactable.

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

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

See Also

lastSelectExited

The event that is called only when the last remaining selecting Interactor ends selecting this Interactable.

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

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

See Also

overrideGazeTimeToSelect

Enables this interactable to override the hoverTimeToSelect on a XRGazeInteractor.

Declaration
public bool overrideGazeTimeToSelect { get; set; }
Property Value
Type Description
bool
See Also

overrideTimeToAutoDeselectGaze

Enables this interactable to override the timeToAutoDeselect on a XRGazeInteractor.

Declaration
public bool overrideTimeToAutoDeselectGaze { get; set; }
Property Value
Type Description
bool
See Also

selectEntered

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

Declaration
public SelectEnterEvent selectEntered { get; set; }
Property Value
Type Description
SelectEnterEvent
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 an Interactor ends selecting this Interactable.

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

The SelectExitEventArgs 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 Interactable.

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, int) in this list will throw an exception when this list is being processed.

See Also

selectMode

Indicates the selection policy of an Interactable.

Declaration
public InteractableSelectMode selectMode { get; set; }
Property Value
Type Description
InteractableSelectMode
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

startingInteractionStrengthFilters

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

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

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

See Also

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

timeToAutoDeselectGaze

Number of seconds that the interactable will remain selected by a XRGazeInteractor before being automatically deselected if overrideTimeToAutoDeselectGaze is true.

Declaration
public float timeToAutoDeselectGaze { get; set; }
Property Value
Type Description
float
See Also

Methods

AttachCustomReticle(IXRInteractor)

Attaches the custom reticle to the Interactor.

Declaration
public virtual void AttachCustomReticle(IXRInteractor interactor)
Parameters
Type Name Description
IXRInteractor interactor

Interactor that is interacting with this Interactable.
See Also

Awake()

See MonoBehaviour.

Declaration
protected virtual void Awake()

CaptureAttachPose(IXRSelectInteractor)

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(IXRSelectInteractor interactor)
Parameters
Type Name Description
IXRSelectInteractor interactor

The specific Interactor 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

GetAttachPoseOnSelect(IXRSelectInteractor)

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

Declaration
public Pose GetAttachPoseOnSelect(IXRSelectInteractor interactor)
Parameters
Type Name Description
IXRSelectInteractor interactor

The specific Interactor 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 by it during the current selection stack.
See Also

GetAttachTransform(IXRInteractor)

Gets the Transform that serves as the attachment point for a given Interactor.

Declaration
public virtual Transform GetAttachTransform(IXRInteractor interactor)
Parameters
Type Name Description
IXRInteractor interactor

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

Returns the attachment point Transform.
Remarks

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

See Also

GetCustomReticle(IXRInteractor)

Looks for the current custom reticle that is attached based on a specific Interactor.

Declaration
public virtual GameObject GetCustomReticle(IXRInteractor interactor)
Parameters
Type Name Description
IXRInteractor interactor

Interactor that is interacting with this Interactable.
Returns
Type Description
GameObject

Returns GameObject that represents the attached custom reticle.
See Also

GetDistance(Vector3)

Gets the distance from this Interactable to the given location. This method uses the calculation mode configured in distanceCalculationMode.
This method can be overridden (without needing to subclass) by assigning a callback to getDistanceOverride. To restore the previous calculation mode configuration, assign null to getDistanceOverride.

Declaration
public virtual DistanceInfo GetDistance(Vector3 position)
Parameters
Type Name Description
Vector3 position

Location in world space to calculate the distance to.
Returns
Type Description
DistanceInfo

Returns the distance information (in world space) from this Interactable to the given location.
Remarks

This method is used by other methods and systems to calculate this Interactable distance to other objects and locations (GetDistanceSqrToInteractor(IXRInteractor)).

GetDistanceSqrToInteractor(IXRInteractor)

Calculates squared distance to an Interactor (based on colliders).

Declaration
public virtual float GetDistanceSqrToInteractor(IXRInteractor interactor)
Parameters
Type Name Description
IXRInteractor interactor

Interactor to calculate distance against.
Returns
Type Description
float

Returns the minimum squared distance between the Interactor and this Interactable's colliders.
Remarks

This method calls the GetDistance(Vector3) method to perform the distance calculation.

GetInteractionStrength(IXRInteractor)

Gets the interaction strength between the given interactor and this interactable.

Declaration
public float GetInteractionStrength(IXRInteractor interactor)
Parameters
Type Name Description
IXRInteractor interactor

The specific interactor to get the interaction strength between.
Returns
Type Description
float

Returns a value [0.0, 1.0] of the interaction strength.

GetLocalAttachPoseOnSelect(IXRSelectInteractor)

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

Declaration
public Pose GetLocalAttachPoseOnSelect(IXRSelectInteractor interactor)
Parameters
Type Name Description
IXRSelectInteractor interactor

The specific Interactor 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 by it during the current selection stack.
See Also

IsHoverableBy(IXRHoverInteractor)

Determines if a given Interactor can hover over this Interactable.

Declaration
public virtual bool IsHoverableBy(IXRHoverInteractor interactor)
Parameters
Type Name Description
IXRHoverInteractor interactor

Interactor to check for a valid hover state with.
Returns
Type Description
bool

Returns true if hovering is valid this frame. Returns false if not.
See Also

IsHovered(IXRHoverInteractor)

Determines whether this Interactable is currently being hovered by the Interactor.

Declaration
public bool IsHovered(IXRHoverInteractor interactor)
Parameters
Type Name Description
IXRHoverInteractor interactor

Interactor to check.
Returns
Type Description
bool

Returns true if this Interactable is currently being hovered by the Interactor. Otherwise, returns .
Remarks

In other words, returns whether interactorsHovering contains interactor.

See Also

IsHovered(IXRInteractor)

Determines whether this Interactable is currently being hovered by the Interactor.

Declaration
protected bool IsHovered(IXRInteractor interactor)
Parameters
Type Name Description
IXRInteractor interactor

Interactor to check.
Returns
Type Description
bool

Returns true if this Interactable is currently being hovered by the Interactor. Otherwise, returns .
Remarks

In other words, returns whether interactorsHovering contains interactor.

See Also

IsSelectableBy(IXRSelectInteractor)

Determines if a given Interactor can select this Interactable.

Declaration
public virtual bool IsSelectableBy(IXRSelectInteractor interactor)
Parameters
Type Name Description
IXRSelectInteractor interactor

Interactor to check for a valid selection with.
Returns
Type Description
bool

Returns true if selection is valid this frame. Returns false if not.
See Also

IsSelected(IXRInteractor)

Determines whether this Interactable is currently being selected by the Interactor.

Declaration
protected bool IsSelected(IXRInteractor interactor)
Parameters
Type Name Description
IXRInteractor interactor

Interactor to check.
Returns
Type Description
bool

Returns true if this Interactable is currently being selected by the Interactor. Otherwise, returns .
Remarks

In other words, returns whether interactorsSelecting contains interactor.

See Also

IsSelected(IXRSelectInteractor)

Determines whether this Interactable is currently being selected by the Interactor.

Declaration
public bool IsSelected(IXRSelectInteractor interactor)
Parameters
Type Name Description
IXRSelectInteractor interactor

Interactor to check.
Returns
Type Description
bool

Returns true if this Interactable is currently being selected by the Interactor. Otherwise, returns .
Remarks

In other words, returns whether interactorsSelecting contains interactor.

See Also

OnActivated(ActivateEventArgs)

XRBaseControllerInteractor calls this method when the Interactor begins an activation event on this Interactable.

Declaration
protected virtual void OnActivated(ActivateEventArgs args)
Parameters
Type Name Description
ActivateEventArgs args

Event data containing the Interactor that is sending the activate event.
Remarks

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

See Also

OnDeactivated(DeactivateEventArgs)

XRBaseControllerInteractor calls this method when the Interactor ends an activation event on this Interactable.

Declaration
protected virtual void OnDeactivated(DeactivateEventArgs args)
Parameters
Type Name Description
DeactivateEventArgs args

Event data containing the Interactor that is sending the deactivate event.
Remarks

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

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()

OnFocusEntered(FocusEnterEventArgs)

The XRInteractionManager calls this method when the Interaction group first gains focus of an Interactable in a second pass.

Declaration
protected virtual void OnFocusEntered(FocusEnterEventArgs args)
Parameters
Type Name Description
FocusEnterEventArgs args

Event data containing the Interaction group that is initiating the focus.
Remarks

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

See Also

OnFocusEntering(FocusEnterEventArgs)

The XRInteractionManager calls this method right before the Interaction group first gains focus of an Interactable in a first pass.

Declaration
protected virtual void OnFocusEntering(FocusEnterEventArgs args)
Parameters
Type Name Description
FocusEnterEventArgs args

Event data containing the Interaction group that is initiating focus.
Remarks

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

See Also

OnFocusExited(FocusExitEventArgs)

The XRInteractionManager calls this method when the Interaction group loses focus of an Interactable in a second pass.

Declaration
protected virtual void OnFocusExited(FocusExitEventArgs args)
Parameters
Type Name Description
FocusExitEventArgs args

Event data containing the Interaction group that is losing focus.
Remarks

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

See Also

OnFocusExiting(FocusExitEventArgs)

The XRInteractionManager calls this method right before the Interaction group loses focus of an Interactable in a first pass.

Declaration
protected virtual void OnFocusExiting(FocusExitEventArgs args)
Parameters
Type Name Description
FocusExitEventArgs args

Event data containing the Interaction group that is losing focus.
Remarks

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

See Also

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 Interactor that is initiating the hover.
Remarks

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

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 Interactor that is initiating the hover.
Remarks

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

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 Interactor that is ending the hover.
Remarks

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

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 Interactor that is ending the hover.
Remarks

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

See Also

OnRegistered(InteractableRegisteredEventArgs)

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

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

Event data containing the Interaction Manager that registered this Interactable.
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 Interactor that is initiating the selection.
Remarks

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

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 Interactor that is initiating the selection.
Remarks

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

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 Interactor that is ending the selection.
Remarks

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

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 Interactor that is ending the selection.
Remarks

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

See Also

OnUnregistered(InteractableUnregisteredEventArgs)

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

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

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

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

See Also

ProcessHoverFilters(IXRHoverInteractor)

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

Declaration
protected bool ProcessHoverFilters(IXRHoverInteractor interactor)
Parameters
Type Name Description
IXRHoverInteractor interactor

The Interactor to be validated by the hover filters.
Returns
Type Description
bool

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

ProcessInteractable(UpdatePhase)

The XRInteractionManager calls this method to update the Interactable.

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

The update phase this is called during.
Remarks

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

See Also

ProcessInteractionStrength(UpdatePhase)

The XRInteractionManager calls this method to signal to update the interaction strength.

Declaration
protected virtual void ProcessInteractionStrength(XRInteractionUpdateOrder.UpdatePhase updatePhase)
Parameters
Type Name Description
XRInteractionUpdateOrder.UpdatePhase updatePhase

The update phase during which this method is called.
See Also

ProcessInteractionStrengthFilters(IXRInteractor, float)

Returns the processing value of the interaction strength filters in interactionStrengthFilters for the given Interactor and this Interactable.

Declaration
protected float ProcessInteractionStrengthFilters(IXRInteractor interactor, float interactionStrength)
Parameters
Type Name Description
IXRInteractor interactor

The Interactor to process by the interaction strength filters.
float interactionStrength

The interaction strength before processing.
Returns
Type Description
float

Returns the modified interaction strength that is the result of passing the interaction strength through each filter.

ProcessSelectFilters(IXRSelectInteractor)

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

Declaration
protected bool ProcessSelectFilters(IXRSelectInteractor interactor)
Parameters
Type Name Description
IXRSelectInteractor interactor

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

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

RemoveCustomReticle(IXRInteractor)

Removes the custom reticle from the Interactor.

Declaration
public virtual void RemoveCustomReticle(IXRInteractor interactor)
Parameters
Type Name Description
IXRInteractor interactor

Interactor that is no longer interacting with this Interactable.
See Also

Reset()

See MonoBehaviour.

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

Events

registered

Calls the methods in its invocation list when this Interactable is registered with an XRInteractionManager.

Declaration
public event Action<InteractableRegisteredEventArgs> registered
Event Type
Type Description
Action<InteractableRegisteredEventArgs>
Remarks

The InteractableRegisteredEventArgs 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 Interactable is unregistered from an XRInteractionManager.

Declaration
public event Action<InteractableUnregisteredEventArgs> unregistered
Event Type
Type Description
Action<InteractableUnregisteredEventArgs>
Remarks

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

See Also

Implements

Extension Methods