/// <summary>
/// Default background grid rendering
/// </summary>
/// <param name="editorArea">The area that defines the node</param>
public static void DrawBackgroundGrid(Rect editorArea)
{
GUIExtensions.DrawGrid(editorArea, 20f, Color.black, 0.2f);
GUIExtensions.DrawGrid(editorArea, 100f, Color.black, 0.4f);
}