Firstly,the method of decomposing the 3D scene in frustum was presented to reduce data quantity and fit the restrict of frame buffer’s size.
设计了将视锥内场景分而治之的方法,不但符合帧缓存大小要求,而且通过基于子锥的数据过滤有效减少了参与绘制的数据量。
参考来源 - 3维电子地图的高分辨率输出·2,447,543篇论文数据，部分数据来源于NoteExpress
以上来源于: WordNet
N the part of a solid, such as a cone or pyramid, contained between the base and a plane parallel to the base that intersects the solid 平截头体
N the part of such a solid contained between two parallel planes intersecting the solid 截头锥体
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