1 files changed, 97 insertions, 0 deletions
diff --git a/Assets/Samples/XR Interaction Toolkit/3.1.2/Starter Assets/Scripts/TeleportVolumeAnchorAffordanceStateLink.cs b/Assets/Samples/XR Interaction Toolkit/3.1.2/Starter Assets/Scripts/TeleportVolumeAnchorAffordanceStateLink.cs
new file mode 100644
index 0000000..7cc9a21
--- /dev/null
+++ b/Assets/Samples/XR Interaction Toolkit/3.1.2/Starter Assets/Scripts/TeleportVolumeAnchorAffordanceStateLink.cs
@@ -0,0 +1,97 @@
+using System;
+using UnityEngine.XR.Interaction.Toolkit.AffordanceSystem.State;
+using UnityEngine.XR.Interaction.Toolkit.Interactables;
+using UnityEngine.XR.Interaction.Toolkit.Locomotion.Teleportation;
+
+namespace UnityEngine.XR.Interaction.Toolkit.Samples.StarterAssets
+{
+    /// <summary>
+    /// Helper component that binds an <see cref="XRInteractableAffordanceStateProvider"/> to a
+    /// <see cref="TeleportationMultiAnchorVolume"/> when the teleport volume sets its destination anchor to a child transform
+    /// of the state provider's originally bound interactable.
+    /// </summary>
+    [RequireComponent(typeof(XRInteractableAffordanceStateProvider))]
+    [Obsolete("The Affordance System namespace and all associated classes have been deprecated. The existing affordance system will be moved, replaced and updated with a new interaction feedback system in a future version of XRI.")]
+    public class TeleportVolumeAnchorAffordanceStateLink : MonoBehaviour
+    {
+        [SerializeField]
+        [Tooltip("The teleport volume that will drive affordance states when its destination anchor belongs to this interactable.")]
+        TeleportationMultiAnchorVolume m_ContainingTeleportVolume;
+
+        /// <summary>
+        /// The teleport volume that will drive affordance states when its destination anchor belongs to the
+        /// state provider's originally bound interactable.
+        /// </summary>
+        public TeleportationMultiAnchorVolume containingTeleportVolume
+        {
+            get => m_ContainingTeleportVolume;
+            set => m_ContainingTeleportVolume = value;
+        }
+
+        XRInteractableAffordanceStateProvider m_AffordanceStateProvider;
+        IXRInteractable m_Interactable;
+
+        /// <summary>
+        /// See <see cref="MonoBehaviour"/>.
+        /// </summary>
+        protected void OnEnable()
+        {
+            m_AffordanceStateProvider = GetComponent<XRInteractableAffordanceStateProvider>();
+            if (m_AffordanceStateProvider == null)
+            {
+                Debug.LogError($"Missing {nameof(XRInteractableAffordanceStateProvider)} on {gameObject.name}.", this);
+                enabled = false;
+                return;
+            }
+
+            if (m_ContainingTeleportVolume == null)
+            {
+                Debug.LogError($"Missing {nameof(TeleportationMultiAnchorVolume)} reference on {gameObject.name}.", this);
+                enabled = false;
+                return;
+            }
+
+            var interactableSource = m_AffordanceStateProvider.interactableSource;
+            m_Interactable = interactableSource != null && interactableSource is IXRInteractable interactable
+                    ? interactable
+                    : m_AffordanceStateProvider.GetComponentInParent<IXRInteractable>();
+
+            if (m_Interactable == null)
+            {
+                Debug.LogError($"Interactable source must be an {nameof(IXRInteractable)}.", this);
+                enabled = false;
+                return;
+            }
+
+            m_ContainingTeleportVolume.destinationAnchorChanged += OnDestinationAnchorChanged;
+        }
+
+        /// <summary>
+        /// See <see cref="MonoBehaviour"/>.
+        /// </summary>
+        protected void OnDisable()
+        {
+            if (m_ContainingTeleportVolume != null)
+                m_ContainingTeleportVolume.destinationAnchorChanged -= OnDestinationAnchorChanged;
+
+            if (m_AffordanceStateProvider != null)
+                m_AffordanceStateProvider.SetBoundInteractionReceiver(m_Interactable);
+        }
+
+        void OnDestinationAnchorChanged(TeleportationMultiAnchorVolume anchorVolume)
+        {
+            var anchor = anchorVolume.destinationAnchor;
+            if (anchor == null)
+            {
+                m_AffordanceStateProvider.SetBoundInteractionReceiver(m_Interactable);
+                return;
+            }
+
+            // Use teleport volume to drive affordance states if its current anchor belongs to this interactable
+            m_AffordanceStateProvider.SetBoundInteractionReceiver(
+                anchor.IsChildOf(m_Interactable.transform)
+                    ? m_ContainingTeleportVolume
+                    : m_Interactable);
+        }
+    }
+}