Quote:
Originally Posted by Wing
It has to deal with weight. Meccanum drive relies on an even weight distribution on each wheel for accurate strafing and turning. if you don't have that, the robot will strafe in a slightly offset angle. Introduce a different height for 2 wheels, and suddenly your back wheels have more weight than your front. It only affects strafing though, if I remember correctly.
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In our experience, a properly implemented gyro-stabilization in the control loop for the mecanums make them very controllable and maneuverable. In addition you can certainly take advantage of the protection of touching the pyramid for shooting without fear of being pushed/bumped.