HTML5内核集成更多接口说明classesM3D.Collision.Octree版本：v10.0本页总览M3D / M3D / Collision / Octree Class: Octree M3D.Collision.Octree Table of contents Constructors constructor Methods getTopNode Constructors constructor • new Octree(box): Octree Parameters NameTypeboxBoundingBox Returns Octree Description 构造函数 Methods getTopNode ▸ getTopNode(): OctreeNode Returns OctreeNode Description 获取八叉树顶级节点