分析了层次包围盒碰撞检测算法的实现流程和基本几何元素间的相交测试计算。

I described and analyzed the flow chart of the collision detection algorithm of hierarchical bounding volume and intersection testing method of the basic geometrical elements.

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该算法以层次包围盒(obb)为基础，通过为每个骨骼模型建立包围盒，运用分离轴理论计算包围盒的相交测试。

Based on OBB (oriented bounding box), this algorithm constructs an OBB for each bone model and computes intersect tests of the OBB with separation axis theory.

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