mrdoob/three.js — pull request #3508 by WestLangley (2013-05-24 02:26:02+00:00)
Title: Added Object3D.computeBoundingBox() and THREE.BoundingBoxHelper

Implements #3471

Object3D.computeBoundingBox() computes the world-axis-aligned bounding box of an object (including its children), accounting for both the object's, and children's, world transforms.