*

Assets/Editor/BlackHoleRendererEditor.cs

@@ -0,0 +1,22 @@
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+using UnityEditor;
+
+[CustomEditor(typeof(BlackHoleRenderer))]
+public class BlackHoleRendererEditor : Editor
+{
+    public override void OnInspectorGUI()
+    {
+        base.OnInspectorGUI();
+
+        if (GUILayout.Button("Recalc"))
+        {
+            (target as BlackHoleRenderer).RecalcState();
+        }
+
+        if (GUILayout.Button("Trace")) {
+            (target as BlackHoleRenderer).Trace();
+        }
+    }
+}