console screen
console screen, front screen, left screen, right screen
DISPLAY=:0.0
1.0, 1.0, -1.0
-1.0, 1.0, -1.0
1.0, -1.0, -1.0
PATH=/usr/bin:/bin
DISPLAY=:0.0
1.0, 1.0, -1.0
-1.0, 1.0, -1.0
1.0, -1.0, -1.0
-1.0, 1.0, -1.0
-1.0, 1.0, 1.0
-1.0, -1.0, -1.0
1.0, 1.0, 1.0
1.0, 1.0, -1.0
1.0, -1.0, 1.0