quest marker that floats up and down and turns towards player

Assets/_PROJECT/Scripts/ModeGeneration/QuestMarker.cs

@@ -0,0 +1,50 @@
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+public class QuestMarker : MonoBehaviour
+{
+    public Transform movingPart;
+    public float amplitude = 0.1f;      // How far up/down it moves
+    public float frequency = 1.5f;      // Speed of oscillation
+
+    private Vector3 startPos;
+    private Transform playerTransform;
+
+    // Start is called before the first frame update
+    void Start()
+    {
+        startPos = movingPart.localPosition;
+    }
+
+    // Update is called once per frame
+    void Update()
+    {
+        // Float up and down
+        float offset = Mathf.Sin(Time.time * frequency) * amplitude;
+        movingPart.localPosition = startPos + new Vector3(0f, offset, 0f);
+
+        if (playerTransform != null)
+        {
+            // Turn towards player
+            Vector3 lookTargetPos = new Vector3(playerTransform.position.x, transform.position.y, playerTransform.position.z);
+            transform.LookAt(lookTargetPos);
+        }
+    }
+
+    private void OnTriggerEnter(Collider other)
+    {
+        if (other.gameObject.tag == "Player Head")
+        {
+            playerTransform = other.transform;
+        }
+    }
+
+    private void OnTriggerExit(Collider other)
+    {
+        if (other.gameObject.tag == "Player Head")
+        {
+            playerTransform = null;
+        }
+    }
+}