Adding a custom editor for BufferSensorComponent

com.unity.ml-agents/Runtime/Sensors/BufferSensorComponent.cs

             get { return m_SensorName; }
             set { m_SensorName = value; }
         }
-
-        public string m_SensorName = "BufferSensor";
+        [HideInInspector, SerializeField]
+        private string m_SensorName = "BufferSensor";
-        public int ObservableSize;
+        public int ObservableSize
+        {
+            get { return m_ObservableSize; }
+            set { m_ObservableSize = value; }
+        }
+        [HideInInspector, SerializeField]
+        private int m_ObservableSize;
-        public int MaxNumObservables;
+        public int MaxNumObservables
+        {
+            get { return m_MaxNumObservables; }
+            set { m_MaxNumObservables = value; }
+        }
+        [HideInInspector, SerializeField]
+        private int m_MaxNumObservables;
 
         private BufferSensor m_Sensor;
 

com.unity.ml-agents/Editor/BufferSensorComponentEditor.cs

+using UnityEditor;
+using Unity.MLAgents.Sensors;
+
+namespace Unity.MLAgents.Editor
+{
+    [CustomEditor(typeof(BufferSensorComponent))]
+    [CanEditMultipleObjects]
+    internal class BufferSensorComponentEditor : UnityEditor.Editor
+    {
+        public override void OnInspectorGUI()
+        {
+            var so = serializedObject;
+            so.Update();
+
+            // Drawing the BufferSensorComponent
+
+            EditorGUI.BeginDisabledGroup(!EditorUtilities.CanUpdateModelProperties());
+            {
+                // These fields affect the sensor order or observation size,
+                // So can't be changed at runtime.
+                EditorGUILayout.PropertyField(so.FindProperty("m_SensorName"), true);
+                EditorGUILayout.PropertyField(so.FindProperty("m_ObservableSize"), true);
+                EditorGUILayout.PropertyField(so.FindProperty("m_MaxNumObservables"), true);
+            }
+            EditorGUI.EndDisabledGroup();
+
+            so.ApplyModifiedProperties();
+        }
+
+    }
+}

com.unity.ml-agents/Editor/BufferSensorComponentEditor.cs.meta

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