public static void DrawBackgroundRect(WindowState state, Rect rect, bool subSequenceMode = false)
{
Color c = subSequenceMode ? DirectorStyles.Instance.customSkin.colorSubSequenceBackground : DirectorStyles.Instance.customSkin.colorSequenceBackground;
EditorGUI.DrawRect(rect, c);
if (state.IsEditingAPrefabAsset())
{
c = SceneView.kSceneViewPrefabBackground.Color;
c.a = 0.5f;
EditorGUI.DrawRect(rect, c);
}
}