We don’t often publish random augmented reality demos from YouTube showing spinning cubes or the like, but since iPhone OS 4.0 opens up the camera API to developers we thought we’d post some proof that the iPhone will support multi marker tracking.

With AR-media™ Plugin, Autodesk® 3dsMax® users can now experiment with the power of Augmented Reality inside this incredible 3d modeling software. Simply stated, the Augmented Reality technology allows users to visualize their 3D creations directly in the real physical space which surrounds them.

If you have ever used an augmented reality location browser application to find interesting points in your local area, you’ll have no doubt noted that it’s not 100% accurate with positioning and points of interest never appear exactly on top of the target. Have you ever wondered why the accuracy is never correct?

I ran an interesting workshop at Mobile World Congress for people interested in augmented reality. The topic, should I build a plug-in for another application or write my own application came up along with how do I make money? So what are the pros and cons of each and is there a 3rd better way?

Interested in learning more about augmented reality? Get some tips from a company that have no less than 10 augmented reality applications for the iPhone and find out more about their future roadmap.

If you are looking to build your own augmented reality applications and looking for a starting point then Gamaray are giving away the source code to their browser application.

Have you ever wondered how you create an augmented reality application? What the code looks like, how you go about getting started? Wonder no more in this excellent code walk-through.