当在格线上使用景深效果时, 能够帮助消除视图中格线方向的歧义.Depthcueing, when used on grids, helps disambiguate the orientation of the grid in the view.把这个长方形沿著格线,切成两块连续的区域.Cut the rectangle to two connected area following by grid lines.但是对于某些应用程序, ...