I added the entire background space in photoshop. This is a quick and effective way to achieve this and avoid building a large scale scene space with 3d objects.

我在PS中添加了整个背景空间，这是快速、有效获得此效果的方式，避免了用3d Objects建造一个巨大的场景空间。

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At chapter 4, we focus on our research on the rendering, roam and continuous multiresolution terrain simplification algorithm of large-scale terrain scene.

在第4章重点研究了大规模地形场景的显示和漫游技术和实时连续的多分辨率地形简化算法。

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Then it describes the methods for data modeling of the virtual battlefield scene, and enumerates the crux technique of the interactive large-scale scene dynamic displaying.

然后，阐述了战场虚拟场景的数据建模方法，列举了交互大型场景动态实现的关键技术。

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