meta xr, auto fix, occlusion additions

Assets/_PROJECT/Scripts/Audio/FirstPersonOcclusion.cs

@@ -2,6 +2,7 @@ using UnityEngine;
 using FMODUnity;
 using FMOD.Studio;
 using System.Collections;
+using System.Collections.Generic; // ADDED
 
 public class FirstPersonOcclusion : MonoBehaviour
 {
@@ -26,6 +27,10 @@ public class FirstPersonOcclusion : MonoBehaviour
 
     private bool initialisedExternally = false;
 
+    // ADDED: now stores ALL event instances that must be occluded
+    private List<EventInstance> managedInstances = new List<EventInstance>();
+
+
     public void InitialiseWithInstance(EventInstance instance)
     {
         AudioOccluded = instance;
@@ -37,9 +42,28 @@ public class FirstPersonOcclusion : MonoBehaviour
             GetComponent<Rigidbody>()
         );
 
+        managedInstances.Add(AudioOccluded); // ADDED
+
         AudioOccluded.getDescription(out AudioDes);
         AudioDes.getMinMaxDistance(out float min, out MaxDistance);
     }
+
+    // ADDED: allows adding extra FMOD instances for occlusion
+    public void AddInstance(EventInstance instance)
+    {
+        if (instance.isValid())
+        {
+            RuntimeManager.AttachInstanceToGameObject(
+                instance,
+                gameObject,
+                GetComponent<Rigidbody>()
+            );
+
+            managedInstances.Add(instance);
+        }
+    }
+
+
     private IEnumerator Start()
     {
         // If already initialised, skip internal creation
@@ -47,13 +71,18 @@ public class FirstPersonOcclusion : MonoBehaviour
         if (!initialisedExternally)
         {
             AudioOccluded = RuntimeManager.CreateInstance(SelectAudio);
+
             // 2. Attaching Instance
             RuntimeManager.AttachInstanceToGameObject(AudioOccluded, gameObject);
+
             // 3. Starting Audio
             AudioOccluded.start();
+
             // 4. Releasing Instance (This allows the event to self-manage its lifetime, which is fine)
             AudioOccluded.release();
 
+            managedInstances.Add(AudioOccluded); // ADDED
+
             // 5. Getting Event Description and Max Distance
             AudioDes = RuntimeManager.GetEventDescription(SelectAudio);
             AudioDes.getMinMaxDistance(out float minDistance, out MaxDistance);
@@ -64,6 +93,7 @@ public class FirstPersonOcclusion : MonoBehaviour
         Listener = FindObjectOfType<StudioListener>();
     }
 
+
     private void FixedUpdate()
     {
         if (Listener == null) return;
@@ -82,6 +112,7 @@ public class FirstPersonOcclusion : MonoBehaviour
         lineCastHitCount = 0f;
     }
 
+
     private void OccludeBetween(Vector3 sound, Vector3 listener)
     {
         // 9. Calculate Points (Log only a few to avoid clutter)
@@ -117,6 +148,7 @@ public class FirstPersonOcclusion : MonoBehaviour
         SetParameter();
     }
 
+
     private Vector3 CalculatePoint(Vector3 a, Vector3 b, float m, bool posOrneg)
     {
         float n = Vector3.Distance(new Vector3(a.x, 0f, a.z), new Vector3(b.x, 0f, b.z));
@@ -139,9 +171,11 @@ public class FirstPersonOcclusion : MonoBehaviour
         return new Vector3(x, a.y, z);
     }
 
+
     private void CastLine(Vector3 Start, Vector3 End)
     {
         RaycastHit hit;
+
         // 11. Raycast result
         bool isHit = Physics.Linecast(Start, End, out hit, OcclusionLayer);
 
@@ -156,10 +190,18 @@ public class FirstPersonOcclusion : MonoBehaviour
         }
     }
 
+
     private void SetParameter()
     {
         float occlusionValue = lineCastHitCount / 11;
+
         // 12. Final Parameter Value
-        AudioOccluded.setParameterByName("Occlusion", occlusionValue);
+        foreach (var inst in managedInstances)
+        {
+            if (inst.isValid())
+            {
+                inst.setParameterByName("Occlusion", occlusionValue);
+            }
+        }
     }
 }