mirror of
https://github.com/gbdev/rgbds.git
synced 2025-11-20 10:12:06 +00:00
26 lines
610 B
Bash
Executable File
26 lines
610 B
Bash
Executable File
#!/bin/bash
|
|
set -euo pipefail
|
|
|
|
if [[ $# -ne 2 ]]; then
|
|
cat <<EOF >&2
|
|
Usage: $0 <palettes.pal> <output.png>
|
|
EOF
|
|
exit 1
|
|
fi
|
|
|
|
TMP=$(mktemp -d)
|
|
readonly TMP
|
|
trap 'rm -rf "$TMP"' EXIT
|
|
|
|
tile() { for i in {0..7}; do printf "$1"; done }
|
|
{ tile '\x00\x00' && tile '\xFF\x00' && tile '\x00\xFF' && tile '\xFF\xFF'; } >"$TMP/tmp.2bpp"
|
|
|
|
NB_BYTES=$(wc -c <"$1")
|
|
(( NB_PALS = NB_BYTES / 8 ))
|
|
for (( i = 0; i < NB_PALS; i++ )); do
|
|
printf '\0\1\2\3' >>"$TMP/tmp.tilemap"
|
|
printf $(printf '\\x%x' $i{,,,}) >> "$TMP/tmp.palmap"
|
|
done
|
|
|
|
"${RGBGFX:-${RGBDS+$RGBDS/}rgbgfx}" -r 4 "$2" -o "$TMP/tmp.2bpp" -OTQ -p "$1" -n "$NB_PALS"
|