case3

Assets/ThirdParty/BOXOPHOBIC/Utils/Scripts/Runtime/NPCController.cs

@@ -0,0 +1,34 @@
+using UnityEngine;
+
+namespace Boxophobic.Utility
+{
+    public class NPCController : MonoBehaviour
+    {
+        private float timeToChangeDirection;
+        Vector3 direction;
+
+        public void Start()
+        {
+            ChangeDirection();
+        }
+
+        public void Update()
+        {
+            timeToChangeDirection -= Time.deltaTime;
+
+            if (timeToChangeDirection <= 0)
+            {
+                ChangeDirection();
+            }
+
+            transform.Translate(direction, Space.World);
+        }
+
+        private void ChangeDirection()
+        {
+            var speed = Random.Range(0.005f, 0.01f);
+            direction = new Vector3(Random.Range(-1f, 1f) * speed, 0, Random.Range(-1f, 1f) * speed);
+            timeToChangeDirection = Random.Range(0.5f, 2f);
+        }
+    }
+}