pixelfloot/pixelfloot_bash.sh

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Executable file

#!/bin/bash
IPFLOOT="151.217.15.90"
COLOR="FFFFFF"
PPMFILE="$2.ppm"
HEXPPM="$2.hexppm"
PIXLIST="$2.pixlist"
ALPHACOLOR="$3"
declare -a PIXMAP
declare -a LOL
declare -a LOLPID
# https://gist.github.com/nberlette/e3e303a81f2c41927bf4fe90fb89d97f
function hex() {
printf "%02X%02X%02X" ${*//','/' '}
}
gen_pixmap() {
y=0
while read -r LINE
do
if [ "$y" -gt 2 ]
then
for x in $(seq 1 $x_ppm)
do
REDindex=$((x*3-2))
GREENindex=$((x*3+1-2))
BLUEindex=$((x*3+2-2))
REDvalue="$(echo $LINE| cut -d ' ' -f${REDindex})"
GREENvalue="$(echo $LINE| cut -d ' ' -f${GREENindex})"
BLUEvalue="$(echo $LINE| cut -d ' ' -f${BLUEindex})"
PIXELcolor="$(hex ${REDvalue} $GREENvalue $BLUEvalue)"
PIXMAP[$y]="${PIXMAP[$y]} $PIXELcolor"
done
echo "please wait"
echo ${PIXMAP[$y]} >> $HEXPPM
elif [ "$y" -eq 1 ]
then
x_ppm="$(echo "$LINE"|cut -d ' ' -f1)"
fi
y=$((y+1))
#~ for col in $LINE
#~ do
#~ case $count in
#~ 0) RED="$(hex $col)"
#~ ;;
#~ 1) GREEN="$(hex $col)"
#~ ;;
#~ 2) BLUE="$(hex $col)"
#~ ;;
#~ esac
#~ count=$((count+1))
#~ test $count -ge 2 && count=0
#~ done
done < "$PPMFILE"
}
gen_field() {
for i in $(seq 0 160)
do
for j in $(seq 180 330)
do
echo "PX $i $j $COLOR"
done
done
}
draw_pixmap() {
y=1
while read -r LINE
do
for x in $(seq 1 200)
do
echo "please wait"
echo "PX $((x*2)) $((y*2)) $(echo $LINE | cut -d ' ' -f$x)" >> $PIXLIST
echo "PX $((x*2+1)) $((y*2)) $(echo $LINE | cut -d ' ' -f$x)" >> $PIXLIST
echo "PX $((x*2)) $((y*2+1)) $(echo $LINE | cut -d ' ' -f$x)" >> $PIXLIST
echo "PX $((x*2+1)) $((y*2+1)) $(echo $LINE | cut -d ' ' -f$x)" >> $PIXLIST
done
y=$((y+1))
done < "$HEXPPM"
}
sx=0
sy=0
shuf_xy() {
#echo "OFFSET $(shuf -i 0-1760 -n 1) $(shuf -i 0-919 -n 1)"
#echo "OFFSET $(shuf -i 0-1760 -n 1) 919"
echo "OFFSET 1000 400"
#echo > /dev/null
#~ echo "OFFSET $sx $sy"
#~ sx=$((sx+1))
#~ sy=$((sy+1))
#~ test $sx -gt 1760 && sx=0
#~ test $sy -gt 920 && sy=0
}
floot() {
for i in 1 2 3
do
#LOL[$i]="OFFSET 1 200"
#LOL[$i]="OFFSET $(shuf -i 0-1760 -n 1) $(shuf -i 0-920 -n 1)"
# LOL[$i]="$(shuf_xy)"
#~ LOL[$i]="$(shuf_xy)
#~ $(cat $PIXLIST | shuf)"
if [ -z "$ALPHACOLOR" ]
then
LOL[$i]="$(cat $PIXLIST | shuf)"
else
LOL[$i]="$(grep -v $ALPHACOLOR $PIXLIST | shuf)"
fi
done
while true
do
for i in 1 2 3
do
if [ -z ${LOLPID[$i]} ] || ! ps -p ${LOLPID[$i]} > /dev/null
then
echo "$(shuf_xy)
${LOL[$i]}" > /dev/tcp/$IPFLOOT/1337 &
#echo "${LOL[$i]}" > /dev/tcp/127.0.0.1/1337 &
LOLPID[$i]=$!
fi
done
done
}
case $1 in
draw_pixmap) draw_pixmap
;;
gen_pixmap) gen_pixmap
;;
floot) floot
;;
*)
echo "lol: draw_pixmap, gen_pixmap, floot"
exit 1
;;
esac