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HoloLens Beginner’s Guide by Jason Odom

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Coordinate systems

The simple answer is spatial coordinate systems. You likely just had a flashback to high school math classes, possibly with a little heavy breathing, which is an appropriate response. However, anyone who works on 3D applications deals with rigid virtual coordinate systems on a constant basis; they are essential for making a 3D program work, be it a game or the new mixed reality fitness simulator.

Coordinate systems are consistent in the computer world. If your coordinates are broken down so that 1 unit is equal to 1 meter in a 3D application, you know that when you move a character to the 40th unit, you are 40 meters out. This, unfortunately, is not the case in the real world. So, while we do have the geographic coordinate ...

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