-- END
% xwininfo -root # on regular display
xwininfo: Window id: 0x2be (the root window) (has no name)

  Absolute upper-left X:  0
  Absolute upper-left Y:  0
  Relative upper-left X:  0
  Relative upper-left Y:  0
  Width: 3840
  Height: 1200
  Depth: 24
  Visual Class: TrueColor
  Border width: 0
  Class: InputOutput
  Colormap: 0x20 (installed)
  Bit Gravity State: NorthWestGravity
  Window Gravity State: NorthWestGravity
  Backing Store State: NotUseful
  Save Under State: no
  Map State: IsViewable
  Override Redirect State: no
  Corners:  +0+0  -0+0  -0-0  +0-0
  -geometry 3840x1200+0+0
-- END
Screen 0: minimum 3840 x 1200, current 3840 x 1200, maximum 3840 x 1200
default connected 3840x1200+0+0 (0x2c7) normal (normal) 0mm x 0mm
	Identifier: 0x2c6
	Timestamp:  1912361
	Subpixel:   unknown
	Clones:    
	CRTC:       0
	CRTCs:      0
  3840x1200 (0x2c7)  230.4MHz *current
        h: width  3840 start    0 end    0 total 3840 skew    0 clock   60.0KHz
        v: height 1200 start    0 end    0 total 1200           clock   50.0Hz
-- END