An anonymous reader writes "COLLADA — the group creating open 3D data standards — announced their latest contest winners at Siggraph 2009. Ordinarily this wouldn't interest me, but the grand prize winner, NaviCAD, really did submit something rather interesting — an iPhone app that lets you explore Google 3D Warehouse models. Of course there's the pinching for zooming in/out, but it also uses the motion sensor to control the view. If you are walking around the inside or outside of a building, as you look around in the real world the view on the iPhone displays the corresponding view."

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