Initial commit

Assets/Procedural Worlds/Gaia/Scripts/Editor/GaiaRemovalEditor.cs

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+using UnityEditor;
+
+namespace Gaia
+{
+    //Automates removal of the gaia define
+    public class GaiaRemovalEditor : UnityEditor.AssetModificationProcessor
+    {
+        public static AssetDeleteResult OnWillDeleteAsset(string AssetPath, RemoveAssetOptions rao)
+        {
+            if (AssetPath.Contains("Gaia"))
+            {
+                string symbols = PlayerSettings.GetScriptingDefineSymbolsForGroup(EditorUserBuildSettings.selectedBuildTargetGroup);
+                if (symbols.Contains("GAIA_PRESENT"))
+                {
+                    symbols = symbols.Replace("GAIA_PRESENT;", "");
+                    symbols = symbols.Replace("GAIA_PRESENT", "");
+                    PlayerSettings.SetScriptingDefineSymbolsForGroup(EditorUserBuildSettings.selectedBuildTargetGroup, symbols);
+                }
+            }
+            return AssetDeleteResult.DidNotDelete;
+        }
+    }
+}