C
D
E
F
G
How to Use the Mind Surfer
α= arctan
gx2 + gz2
β= arctan
gy2 + gz2
gy
gx
α: angle of pitch
β: angle of roll
gx: acceleration in x-axis (oriented left/right)
gy: acceleration in y-axis (oriented back/front)
gz: acceleration in z-axis (oriented up/down)
55 Make: