#!/bin/sh # # Output styling. # BOLD="\033[1m" RED="\033[1;31m" GREEN="\033[1;32m" BLUE="\033[1;34m" OFF="\033[m" STYLE_UNDERLINED="\e[4m" # function _toLowerCase() { echo "`echo $1 | tr '[:upper:]' '[:lower:]'`" } # function get_edid() { local index=0 local selection=0 gDisplayInf=($(ioreg -lw0 | grep -i "IODisplayEDID" | sed -e "/[^<]*//")) if [[ "${#gDisplayInf[@]}" -ge 2 ]]; then # # Multi monitors detected. Choose target monitor. # echo ' Table of monitors ' echo '------------------------------------' echo ' Index | VendorID | ProductID ' echo '------------------------------------' for display in "${gDisplayInf[@]}" do let index++ # # Show monitors. # printf " %d | ${display:16:4} | ${display:20:4}\n" $index done # # Close the table # echo '------------------------------------' # # Let user make a selection. # printf 'Choose the display to enable HiDPI' if [[ "${#gDisplayInf[@]}" == 2 ]]; then printf "[$RED${STYLE_UNDERLINED}E${OFF}xit/1/2]" else printf "[$RED${STYLE_UNDERLINED}E${OFF}xit/1-${index}]" fi read -p ": " selection case "$(_toLowerCase $selection)" in e|exit ) echo "Abort." exit -0 ;; [[:digit:]]* ) # # Lower selection (arrays start at zero). # if ((selection < 1 || selection > index)); then echo "Enter error, bye"; exit 0 fi let selection-=1 gMonitor=${gDisplayInf[$selection]} ;; * ) if [[ "${#gDisplayInf[@]}" == 2 ]]; then echo 'Invalid menu action, enter 1 or 2' else echo "Invalid menu action, enter valid number among 1, ..., ${index}" fi ;; esac else gMonitor=${gDisplayInf} fi # # if [[ ${gMonitor:16:1} == 0 ]]; then # get rid of the prefix 0 gDisplayVendorID_RAW=${gMonitor:17:3} else gDisplayVendorID_RAW=${gMonitor:16:4} fi # convert from hex to dec gDisplayVendorID=$((0x$gDisplayVendorID_RAW)) gDisplayProductID_RAW=${gMonitor:20:4} # # Exchange two bytes # # Fix an issue that will cause wrong name of DisplayProductID # if [[ ${gDisplayProductID_RAW:2:1} == 0 ]]; then # get rid of the prefix 0 gDisplayProduct_pr=${gDisplayProductID_RAW:3:1} else gDisplayProduct_pr=${gDisplayProductID_RAW:2:2} fi gDisplayProduct_st=${gDisplayProductID_RAW:0:2} gDisplayProductID_reverse="${gDisplayProduct_pr}${gDisplayProduct_st}" gDisplayProductID=$((0x$gDisplayProduct_pr$gDisplayProduct_st)) EDID=$gMonitor VendorID=$gDisplayVendorID ProductID=$gDisplayProductID # echo $VendorID # echo $ProductID # echo $EDID } # # # init function init() { # cat << EEF _ _ _____ _____ _____ _____ | | | | |_ _| | __ \ | __ \ |_ _| | |__| | | | | | | | | |__) | | | | __ | | | | | | | | ___/ | | | | | | _| |_ | |__| | | | _| |_ |_| |_| |_____| |_____/ |_| |_____| ============================================ EEF # get_edid Vid=$(echo "obase=16;$VendorID" | bc | tr 'A-Z' 'a-z') Pid=$(echo "obase=16;$ProductID" | bc | tr 'A-Z' 'a-z') edID=$(echo $EDID | sed 's/../b5/21') EDid=$(echo $edID | xxd -r -p | base64) thisDir=$(dirname $0) thatDir="/System/Library/Displays/Contents/Resources/Overrides" Overrides="\/System\/Library\/Displays\/Contents\/Resources\/Overrides\/" DICON="com\.apple\.cinema-display" imacicon=${Overrides}"DisplayVendorID-610\/DisplayProductID-a032.tiff" mbpicon=${Overrides}"DisplayVendorID-610\/DisplayProductID-a030-e1e1df.tiff" mbicon=${Overrides}"DisplayVendorID-610\/DisplayProductID-a028-9d9da0.tiff" lgicon=${Overrides}"DisplayVendorID-1e6d\/DisplayProductID-5b11.tiff" if [[ ! -d $thatDir/backup ]]; then echo "Backing up..." sudo mkdir -p $thatDir/backup sudo cp $thatDir/Icons.plist $thatDir/backup/ if [[ -d $thatDir/DisplayVendorID-$Vid ]]; then sudo cp -r $thatDir/DisplayVendorID-$Vid $thatDir/backup/ fi fi } # choose_icon function choose_icon() { # rm -rf $thisDir/tmp/ mkdir -p $thisDir/tmp/ curl -fsSL https://raw.githubusercontent.com/xzhih/one-key-hidpi/master/Icons.plist -o $thisDir/tmp/Icons.plist # curl -fsSL http://127.0.0.1:8080/Icons.plist -o $thisDir/tmp/Icons.plist # cat << EOF ------------------------------------ |********** Choose Icon ***********| ------------------------------------ (1) iMac (2) MacBook (3) MacBook Pro (4) LG Display (5) Remain as it is EOF read -p "Enter your choice [1~5]: " logo case $logo in 1) Picon=$imacicon RP=("33" "68" "160" "90") ;; 2) Picon=$mbicon RP=("52" "66" "122" "76") ;; 3) Picon=$mbpicon RP=("40" "62" "147" "92") ;; 4) Picon=$lgicon RP=("11" "47" "202" "114") DICON=${Overrides}"DisplayVendorID-1e6d\/DisplayProductID-5b11.icns" ;; 5) rm -rf $thisDir/tmp/Icons.plist ;; *) echo "Enter error, bye"; exit 0 ;; esac if [[ $Picon ]]; then /usr/bin/sed -i "" "s/VID/$Vid/g" $thisDir/tmp/Icons.plist /usr/bin/sed -i "" "s/PID/$Pid/g" $thisDir/tmp/Icons.plist /usr/bin/sed -i "" "s/RPX/${RP[0]}/g" $thisDir/tmp/Icons.plist /usr/bin/sed -i "" "s/RPY/${RP[1]}/g" $thisDir/tmp/Icons.plist /usr/bin/sed -i "" "s/RPW/${RP[2]}/g" $thisDir/tmp/Icons.plist /usr/bin/sed -i "" "s/RPH/${RP[3]}/g" $thisDir/tmp/Icons.plist /usr/bin/sed -i "" "s/PICON/$Picon/g" $thisDir/tmp/Icons.plist /usr/bin/sed -i "" "s/DICON/$DICON/g" $thisDir/tmp/Icons.plist fi } # main function main() { sudo mkdir -p $thisDir/tmp/DisplayVendorID-$Vid dpiFile=$thisDir/tmp/DisplayVendorID-$Vid/DisplayProductID-$Pid sudo chmod -R 777 $thisDir/tmp/ # cat > "$dpiFile" <<-\CCC DisplayProductID PID DisplayVendorID VID IODisplayEDID EDid scale-resolutions CCC cat << EOF ------------------------------------------ |********** resolution config ***********| ------------------------------------------ (1) 1080P Display (2) 2K Display (3) Manual input resolution EOF read -p "Enter your choice: " res case $res in 1 ) create_res_1 1920x1080 1680x945 1440x810 1280x720 1024x576 ;; 2 ) create_res_1 2048x1152 1920x1080 1680x945 1440x810 1280x720 create_res_2 1024x576 create_res_3 960x540 create_res_4 2048x1152 ;; 3 ) custom_res;; esac create_res_2 1280x720 960x540 640x360 create_res_3 840x472 720x405 640x360 576x324 512x288 420x234 400x225 320x180 create_res_4 1920x1080 1680x945 1440x810 1280x720 1024x576 960x540 640x360 cat >> "$dpiFile" <<-\FFF target-default-ppmm 10.0699301 FFF /usr/bin/sed -i "" "s/VID/$VendorID/g" $dpiFile /usr/bin/sed -i "" "s/PID/$ProductID/g" $dpiFile } # end function end() { sudo cp -r $thisDir/tmp/* $thatDir/ sudo rm -rf $thisDir/tmp echo "Enabled, please reboot." echo "Rebooting the logo for the first time will become huge, then it will not be." say "Good" } # custom resolution function custom_res() { echo "Enter the HIDPI resolution, separated by a space，like this: 1680x945 1600x900 1440x810" read -p ":" res create_res $res } # create resolution function create_res() { for res in $@; do width=$(echo $res | cut -d x -f 1) height=$(echo $res | cut -d x -f 2) hidpi=$(printf '%08x %08x' $(($width*2)) $(($height*2)) | xxd -r -p | base64) # cat << OOO >> $dpiFile ${hidpi:0:11}AAAAB ${hidpi:0:11}AAAABACAAAA== OOO done } function create_res_1() { for res in $@; do width=$(echo $res | cut -d x -f 1) height=$(echo $res | cut -d x -f 2) hidpi=$(printf '%08x %08x' $(($width*2)) $(($height*2)) | xxd -r -p | base64) # cat << OOO >> $dpiFile ${hidpi:0:11}A OOO done } function create_res_2() { for res in $@; do width=$(echo $res | cut -d x -f 1) height=$(echo $res | cut -d x -f 2) hidpi=$(printf '%08x %08x' $(($width*2)) $(($height*2)) | xxd -r -p | base64) # cat << OOO >> $dpiFile ${hidpi:0:11}AAAABACAAAA== OOO done } function create_res_3() { for res in $@; do width=$(echo $res | cut -d x -f 1) height=$(echo $res | cut -d x -f 2) hidpi=$(printf '%08x %08x' $(($width*2)) $(($height*2)) | xxd -r -p | base64) # cat << OOO >> $dpiFile ${hidpi:0:11}AAAAB OOO done } function create_res_4() { for res in $@; do width=$(echo $res | cut -d x -f 1) height=$(echo $res | cut -d x -f 2) hidpi=$(printf '%08x %08x' $(($width*2)) $(($height*2)) | xxd -r -p | base64) # cat << OOO >> $dpiFile ${hidpi:0:11}AAAAJAKAAAA== OOO done } # enable function enable_hidpi() { choose_icon main sed -i "" "/.*IODisplayEDID/d" $dpiFile sed -i "" "/.*EDid/d" $dpiFile end } # patch function enable_hidpi_with_patch() { choose_icon main /usr/bin/sed -i "" "s:EDid:${EDid}:g" $dpiFile end } # disable function disable() { sudo rm -rf $thatDir/DisplayVendorID-$Vid sudo rm -rf $thatDir/Icons.plist sudo cp -r $thatDir/backup/* $thatDir/ sudo rm -rf $thatDir/backup echo "Disabled, restart takes effect" } function start() { init # cat << EOF (1) Enable HIDPI (2) Enable HIDPI (with patch) (3) Disable HIDPI EOF read -p "Enter your choice [1~3]: " input case $input in 1) enable_hidpi ;; 2) enable_hidpi_with_patch ;; 3) disable ;; *) echo "Enter error, bye"; exit 0 ;; esac } start