Quote:
Originally Posted by lineskier
I personally wouldn't try to see the color specifically but rather the brightness. You could align your robot left or right of the center of the goal, but in a position that the camera can see both the left and right sides of the I. With some pretty simple brightness filters, you should be able to detect if your side or the other side is hotter.
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Be careful with this approach, though. Just make sure you find a way to filter out the field lighting, which will definitely be brighter than your shop and could confuse your system.