Init

Assets/ThirdParty/DestroyIt/Scripts/Editor/CreateLayers.cs

@@ -0,0 +1,51 @@
+using System;
+using UnityEngine;
+using UnityEditor;
+
+namespace DestroyIt
+{
+    [InitializeOnLoad]
+    public class CreateLayers
+    {
+        private static readonly string[] layersToCreate = {"DestroyItDebris"}; // put your layers here (comma-separated)
+        private static SerializedObject tagManager;
+
+        static CreateLayers()
+        {
+            for (int i = 0; i < layersToCreate.Length; i++)
+            {
+                int layer = LayerMask.NameToLayer(layersToCreate[i]);
+                if (layer != -1) // Layer already exists, so exit.
+                    return;
+
+                // Layer doesn't exist, so create it.
+                CreateLayer(layersToCreate[i]);
+            }
+        }
+
+        static void CreateLayer(string layerName)
+        {
+            if (tagManager == null)
+                tagManager = new SerializedObject(AssetDatabase.LoadAllAssetsAtPath("ProjectSettings/TagManager.asset")[0]);
+
+            if (tagManager == null)
+            {
+                Debug.Log("Could not load asset 'ProjectSettings/TagManager.asset'.");
+                return;
+            }
+             
+            SerializedProperty layersProp = tagManager.FindProperty("layers");
+            for (int i = 8; i <= 31; i++)
+            {
+                SerializedProperty sp = layersProp.GetArrayElementAtIndex(i);
+                if (sp != null && String.IsNullOrEmpty(sp.stringValue))
+                {
+                    sp.stringValue = layerName;
+                    break;
+                }
+            }
+             
+            tagManager.ApplyModifiedProperties();
+        }
+    }
+}