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Assets/Convai/ConvaiVR/Scripts/HandAnimationController.cs

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+using UnityEngine;
+using UnityEngine.InputSystem;
+
+/// <summary>
+/// Controls hand animations based on user input, managing trigger and grip actions through Unity's Input System.
+/// </summary>
+public class HandAnimationController : MonoBehaviour
+{
+    // Input action for the trigger button
+    [SerializeField] private InputActionProperty _triggerAction;
+    // Input action for the grip button
+    [SerializeField] private InputActionProperty _gripAction;
+    // Controls animations for the hand
+    private Animator _animator;
+    // Identifier for the trigger animation parameter
+    private int _triggerAnimationParameterID;
+    // Identifier for the grip animation parameter
+    private int _gripAnimationParameterID;
+
+    /// <summary>
+    /// Initializes necessary components and variables.
+    /// </summary>
+    private void Awake()
+    {
+        _animator = GetComponent<Animator>();
+        _triggerAnimationParameterID = Animator.StringToHash("Trigger");
+        _gripAnimationParameterID = Animator.StringToHash("Grip");
+    }
+
+    /// <summary>
+    /// Subscribes to input events when the script is enabled.
+    /// </summary>
+    private void OnEnable()
+    {
+        _triggerAction.action.performed += XRController_SelectAction_Performed;
+        _gripAction.action.performed += XRController_ActivateAction_Performed;
+        _triggerAction.action.canceled += XRController_SelectAction_Canceled;
+        _gripAction.action.canceled += XRController_ActivateAction_Canceled;
+    }
+
+    /// <summary>
+    /// Unsubscribes from input events to prevent issues when the script is disabled.
+    /// </summary>
+    private void OnDisable()
+    {
+        _triggerAction.action.performed -= XRController_SelectAction_Performed;
+        _gripAction.action.performed -= XRController_ActivateAction_Performed;
+        _triggerAction.action.canceled -= XRController_SelectAction_Canceled;
+        _gripAction.action.canceled -= XRController_ActivateAction_Canceled;
+    }
+
+    /// <summary>
+    /// Handles trigger input to control the corresponding animation.
+    /// </summary>
+    private void XRController_SelectAction_Performed(InputAction.CallbackContext obj)
+    {
+        float triggerInputValue = obj.ReadValue<float>();
+        _animator.SetFloat(_triggerAnimationParameterID, triggerInputValue);
+    }
+
+    /// <summary>
+    /// Handles grip input to control the corresponding animation.
+    /// </summary>
+    private void XRController_ActivateAction_Performed(InputAction.CallbackContext obj)
+    {
+        float gripInputValue = obj.ReadValue<float>();
+        _animator.SetFloat(_gripAnimationParameterID, gripInputValue);
+    }
+
+    /// <summary>
+    /// Resets trigger animation when the trigger action is canceled.
+    /// </summary>
+    private void XRController_SelectAction_Canceled(InputAction.CallbackContext obj)
+    {
+        float triggerInputValue = 0;
+        _animator.SetFloat(_triggerAnimationParameterID, triggerInputValue);
+    }
+
+    /// <summary>
+    /// Resets grip animation when the grip action is canceled.
+    /// </summary>
+    private void XRController_ActivateAction_Canceled(InputAction.CallbackContext obj)
+    {
+        float gripInputValue = 0;
+        _animator.SetFloat(_gripAnimationParameterID, gripInputValue);
+    }
+}

Assets/Convai/ConvaiVR/Scripts/HandAnimationController.cs.meta

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Assets/Convai/ConvaiVR/Scripts/LookAtPlayer.cs

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+using Unity.XR.CoreUtils;
+using UnityEngine;
+
+/// <summary>
+/// Make the object look at the XR Origin's camera
+/// </summary>
+public class LookAtPlayer : MonoBehaviour
+{
+    [Tooltip("Follow x axis")]
+    [SerializeField] private bool _lookX = false;
+
+    [Tooltip("Follow y axis")]
+    [SerializeField] private bool _lookY = false;
+
+    [Tooltip("Follow z axis")]
+    [SerializeField] private bool _lookZ = false;
+
+    // Reference to the main camera
+    private GameObject cameraObject = null;
+
+    // Original rotation of the object
+    private Vector3 originalRotation = Vector3.zero;
+
+    /// <summary>
+    /// Initializes necessary components and variables.
+    /// </summary>
+    private void Awake()
+    {
+        // Find the main camera
+        if (Camera.main != null) 
+            cameraObject = Camera.main.gameObject;
+        else
+        {
+            Debug.LogError("Main camera not found. Make sure the camera is tagged as 'MainCamera'");
+        }
+        originalRotation = transform.eulerAngles;
+    }
+
+    /// <summary>
+    /// LateUpdate is called once per frame after all Update functions have been called.
+    /// </summary>
+    private void LateUpdate()
+    {
+        // Adjust the object's rotation to face the camera
+        LookAt();
+    }
+
+    /// <summary>
+    /// Adjusts the object's rotation to face the camera based on specified axes.
+    /// </summary>
+    private void LookAt()
+    {
+        // Calculate the direction from the object to the camera
+        Vector3 direction = transform.position - cameraObject.transform.position;
+        // Calculate the new rotation angles using LookRotation
+        Vector3 newRotation = Quaternion.LookRotation(direction, transform.up).eulerAngles;
+
+        // Apply rotation based on specified axes
+        newRotation.x = _lookX ? newRotation.x : originalRotation.x;
+        newRotation.y = _lookY ? newRotation.y : originalRotation.y;
+        newRotation.z = _lookZ ? newRotation.z : originalRotation.z;
+
+        // Set the object's rotation using the new angles
+        transform.rotation = Quaternion.Euler(newRotation);
+    }
+}

Assets/Convai/ConvaiVR/Scripts/LookAtPlayer.cs.meta

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Assets/Convai/ConvaiVR/Scripts/VRTranscriptUIPositionSetter.cs

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+using Convai.Scripts;
+using Convai.Scripts.Utils;
+using UnityEngine;
+
+/// <summary>
+/// Positions the VR transcript UI relative to the active ConvaiNPC based on appearance changes.
+/// </summary>
+public class VRTranscriptUIPositionSetter : MonoBehaviour
+{
+    // Offset for positioning the UI relative to the ConvaiNPC
+    [SerializeField] private Vector3 _offset;
+
+    /// <summary>
+    /// Subscribes to events when the script is enabled.
+    /// </summary>
+    private void OnEnable()
+    {
+        ConvaiNPCManager.Instance.OnActiveNPCChanged += ConvaiNPCManager_OnActiveNPCChanged;
+    }
+
+    /// <summary>
+    /// Unsubscribes from events to prevent issues when the script is disabled.
+    /// </summary>
+    private void OnDisable()
+    {
+        ConvaiNPCManager.Instance.OnActiveNPCChanged -= ConvaiNPCManager_OnActiveNPCChanged;
+    }
+
+    /// <summary>
+    /// Updates the position of the current UI when the active ConvaiNPC changes.
+    /// </summary>
+    /// <param name="convaiNpc">The newly active ConvaiNPC.</param>
+    private void ConvaiNPCManager_OnActiveNPCChanged(ConvaiNPC convaiNPC)
+    {
+        if (convaiNPC == null)
+        {
+            return;
+        }
+        
+        UpdateCurrentUIPosition(convaiNPC);
+    }
+
+    /// <summary>
+    /// Updates the position of the current UI based on the location and offset of the active ConvaiNPC.
+    /// </summary>
+    /// <param name="convaiNPC">The active ConvaiNPC.</param>
+    private void UpdateCurrentUIPosition(ConvaiNPC convaiNPC)
+    {
+        Transform npcTransform = convaiNPC.transform;
+        Vector3 targetOffset = _offset.x * npcTransform.right + _offset.y * npcTransform.up + _offset.z * npcTransform.forward;
+        Debug.Log("NEW POSITION: "+ targetOffset);
+        transform.position = npcTransform.position + targetOffset;
+    }
+}

Assets/Convai/ConvaiVR/Scripts/VRTranscriptUIPositionSetter.cs.meta

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