using UnityEditor; [CustomEditor(typeof(VolumetricFog))] [CanEditMultipleObjects] public class VolumetricFogEditor : Editor { override public void OnInspectorGUI() { if (!VolumetricFog.CheckSupport()) { EditorGUILayout.HelpBox(VolumetricFog.GetUnsupportedErrorMessage(), MessageType.Error); return; } DrawDefaultInspector(); } }