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Assets/Dreamteck/Splines/Core/ObjectSequence.cs

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+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+namespace Dreamteck.Splines
+{
+    [System.Serializable]
+    public class ObjectSequence<T>
+    {
+        public T startObject;
+        public T endObject;
+        public T[] objects;
+        public enum Iteration { Ordered, Random }
+        public Iteration iteration = Iteration.Ordered;
+        public int randomSeed
+        {
+            get { return _randomSeed; }
+            set
+            {
+                if (value != _randomSeed)
+                {
+                    _randomSeed = value;
+                    randomizer = new System.Random(_randomSeed);
+                }
+            }
+        }
+        [SerializeField]
+        [HideInInspector]
+        private int _randomSeed = 1;
+        [SerializeField]
+        [HideInInspector]
+        private int index = 0;
+        [SerializeField]
+        [HideInInspector]
+        System.Random randomizer;
+        
+        public ObjectSequence(){
+            randomizer = new System.Random(_randomSeed);
+        }
+
+        public T GetFirst()
+        {
+            if (startObject != null) return startObject;
+            else return Next();
+        }
+
+        public T GetLast()
+        {
+            if (endObject != null) return endObject;
+            else return Next();
+        }
+
+        public T Next()
+        {
+            if (iteration == Iteration.Ordered)
+            {
+                if (index >= objects.Length) index = 0;
+                return objects[index++];
+            } else
+            {
+                int randomIndex = randomizer.Next(objects.Length-1);
+                return objects[randomIndex];
+            }
+        }
+    }
+}