# cam-pan: the right-stick look-ahead (hold-to-look). Full deflection E
# walks cam.pan_x to the offset ceiling (30% of the 512px window =
# 153.6px) at the cadence-capped rate (MASTER_MARGIN-1 = 9px per redraw
# = 270 px/s = 4.5 px/frame at the default 30Hz redraw), holds while
# held, and re-centers on release. The half-stick diagonal then lands on
# the rescaled envelope: dir (-0.707,0.707) x mag 0.609 (deadzone
# rescale of 0.707 over 0.25) x the (153.6,134.4) ceiling.
10 keydown rstick:1,0
120 keyup rstick
170 keydown rstick:-0.5,0.5
230 keyup rstick
# frames: 300
