The wide-angle perspective gives depth, a three-dimensional look, to a two-dimensional photograph.
广角的视角赋予一个二维的画面深度，和三维的画面。
An algorithm for determining the perspective view of a set of disjoint simple objects in the plane on a two-dimensional mesh computer is presented with its time complexity given.
文中给出了二维网格结构的计算机上求平面上一组不相交简单物体透视困的算法，并给出了算法的时间复杂度。
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