- if [[ $output == HDMI2 ]]; then
- sum=$(sha256sum </sys/class/drm/card0-HDMI-A-2/edid | grep -oE '^.{10}')
- # identify monitor that is always on the left.
- if [[ $sum == 192efbdcef ]]; then
- left_right_arg=--left-of
- fi
+ # identify monitors that are always on the left.
+ if [[ $output == HDMI2 && $(sha256sum </sys/class/drm/card0-HDMI-A-2/edid | grep -oE '^.{10}') == 192efbdcef ]]; then
+ left_right_arg=--left-of
+ fi
+ if [[ $output == HDMI-1 && $(sha256sum </sys/class/drm/card1-HDMI-A-1/edid | grep -oE '^.{10}') == 7c58f9ac1e ]]; then
+ left_right_arg=--left-of