为实现地形漫游，提出基于三角形二叉树的地形网格模型动态简化算法，实现了与视点相关的连续多分辨率简化及快速动态绘制。
This paper proposes a dynamic simplification algorithm for the terrain model based on the Triangle Subdivision Bi tree to realize continuous view dependent multi resolution rendering of terrain mesh.
为了以较少的地形数据呈现逼真效果，采用基于三角形二叉树的LOD方法对地形简化方法。
In order to show realistic terrain effects with less terrain data, use the improved terrain LOD simplification method based on triangle binary tree.
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