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	Class	Description
	AABB2	Axis-aligned bounding box (AABB) using a min-max representation.
	Circle2	A two-dimensional bounding sphere.
	ConvexBSP	A bsp tree-based acceleration structure for performing extremal queries on a convex polygon, as described by Eberly, David in Game Physics, Morgan Kaufmann Publishers, 2004 The bsp tree is created for the polar dual supporting a O(log) search.
	ConvexBSPNode
	E2
	Tri2
	V2