#!/bin/bash

#Xorg display to control
DISPLAY=:0.0
#Pointer, check `xinput --list`
pointer=12
#Compiz rotate plugin's "initiate" button
INITIATE="$(dconf read /org/compiz/profiles/Default/plugins/rotate/initiate-button)"; [[ -z "${INITIATE}" ]] && exit
#Start rotation left or right at random
direction="${RANDOM}"; let "direction >>= 14"; [[ "${direction}" -eq 1 ]] && direction=90 || direction=270
#Pixels to move XTEST mouse (rotation speed)
step=1

#Disable input devices other than pointer and XTEST
for i in $(xinput list --id-only); do \
  [[ "${i}" -gt "5" ]] && [[ "${i}" -ne "${pointer}" ]] && \
    enabled="$(xinput list-props ${i} | grep "Device Enabled")" && \
    [[ "${enabled: -1}" -eq "1" ]] && \
      xinput disable "${i}" && \
      disabled+=("${i}"); \
done

xdotool mousedown "${INITIATE//[!0-9]/}" &

#Rotate Cube
while [ $(xprintidle) -gt 0 ]; do \
  xdotool mousemove_relative --polar "${direction}" "${step}" & \
  sleep 0.0166; \
done

xdotool mouseup "${INITIATE//[!0-9]/}" &

#Re-enable input devices
for i in "${disabled[@]}"; do \
      xinput enable "${i}" & \
done &