delmod() { xrandr --delmode VGA-1 "$1"; xrandr --rmmode "$1"; } addmod() { xrandr --newmode "$@"; xrandr --addmode VGA-1 "$1"; } chmod() { delmod "$1"; addmod "$@"; } newmod2() { xrandr --newmode "$1" $(bc <<<"scale=2; (30*$6*${10}+5000)/1000000") $3 $4 $5 $6 $7 $8 $9 ${10} ${11} ${12} ${13}; } newmod() { echo xrandr --newmode "$1" $(bc <<<"scale=2; ($2*$6*${10}+5000)/1000000") $3 $4 $5 $6 $7 $8 $9 ${10} ${11} ${12} ${13}; xrandr --newmode "$1" $(bc <<<"scale=2; ($2*$6*${10}+5000)/1000000") $3 $4 $5 $6 $7 $8 $9 ${10} ${11} ${12} ${13}; } addmod() { newmod "$@"; xrandr --addmode VGA-1 "$1"; }