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@CptSpaceToaster
Created June 24, 2019 15:13
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PERIOD=300
AMPLITUDE=6000
O1=$((PERIOD/3))
O2=$((O1*2))
UUID=$(osascript -e "tell application \"iTerm2\"
get current session of current window
end tell" | cut -d' ' -f3 -f6 -f10)
set-background() {
osascript -e "tell application \"iTerm2\"
tell window id $3
tell tab $2
tell session id \"$1\"
set background color to $4
end tell
end tell
end tell
end tell" 2>/dev/null || exit
}
if [ -z ${1+x} ]; then
LOOP=false
else
LOOP=true
fi
c() {
bc -l <<< "scale=0;m=$1%$PERIOD;scale=20;if(m>$O2){0}else{n=(c(12*a(1)*m/$PERIOD+4*a(1))+1)*$AMPLITUDE;scale=0;n/1}"
}
while true; do
for ((i=1;i<=PERIOD;i++)); do
set-background $UUID "{$(c $i), $(c $((i+O1))), $(c $((i+O2))), 0}"
done
$LOOP || break
done
@CptSpaceToaster
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This uses an unfortunately large amount of CPU right now...

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