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Saturday, August 28, 2010 

Ok, this one is simple - but simple things matter. Take a block of wood, drill three holes and add 3 colored pencils. If you do it right, you might get something like this:

It represents a right-handed 3D coordinate system:

Red is the +X axis.

Green is the +Y axis.

Blue is the +Z axis.

In other words:

RGB = XYZ

We have called this thing Cordy. It is always next to my monitor. While implementing 3D math, collision detection and similar stuff, this gadget was an invaluable help. And the best thing: With some modifications it should be possible to create a similar device for a left-handed coordinate system…

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Categories: Game Programming

Location: Blogs DigitalRune Blog

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