From f8b858e7bda827b7bb6ae76615853dd71be1a4c4 Mon Sep 17 00:00:00 2001
From: xzhih <triton2you@gmail.com>
Date: Fri, 6 Aug 2021 10:10:57 +0800
Subject: [PATCH] Processing output

---
 hidpi.sh | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/hidpi.sh b/hidpi.sh
index 4d2c406..0924e04 100755
--- a/hidpi.sh
+++ b/hidpi.sh
@@ -102,7 +102,7 @@ function get_edid() {
             let index++
             MonitorName=("$(echo ${display:190:24} | xxd -p -r)")
             VendorID=${display:16:4}
-            ProductID=${gMonitor:22:2}${gMonitor:20:2}
+            ProductID=${display:22:2}${display:20:2}
 
             if [[ ${VendorID} == 0610 ]]; then
                 MonitorName="Apple Display"
@@ -197,7 +197,7 @@ function get_edid() {
         echo '------------------------------------'
         for display in "${gDisplayInf[@]}"; do
             let index++
-            printf "    %d    |    ${display:16:4}    |    ${gMonitor:22:2}${gMonitor:20:2}\n" $index
+            printf "    %d    |    ${display:16:4}    |    ${display:22:2}${display:20:2}\n" $index
         done
         echo '------------------------------------'
         read -p "Choose the display: " selection
@@ -530,7 +530,9 @@ function enable_hidpi_with_patch() {
     newedid=${EDID:0:38}0490${EDID:42:6}e6${EDID:50:204}${newchecksum}
     EDid=$(printf ${newedid} | xxd -r -p | base64)
 
-    /usr/bin/sed -i "" "s:EDid:${EDid}:g" ${dpiFile}
+    # /usr/bin/sed -i "" "s:EDid:${EDid}:g" ${dpiFile}
+    fullConfig=$(/usr/bin/sed "s:EDid:${EDid}:g" ${dpiFile})
+    echo "${fullConfig}" > "${dpiFile}"
     end
 }