tools/hwmap2lua.sh
author unC0Rr
Wed, 04 Jan 2023 10:42:21 +0100
branchtransitional_engine
changeset 15933 33798b649d9c
parent 13064 6766b900ab13
permissions -rwxr-xr-x
Use rust land generator in hwengine
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#!/bin/sh -
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# === HWMAP-to-Lua converter ===
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# This script allows you to put arbitrary HWMAPs into your missions!
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#
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# Usage:
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# It expects a .hwmap file of name "map.hwmap" to be in
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# its directory and creates a Lua file (map.lua) containing code to
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# draw the map.
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# In Lua, call drawMap() in onGameInit. And don't forget
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# to set MapGen to mgDrawn. Then your map should be ready to go! :-)
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# FILE NAMES 
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IN="./map.hwmap";
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OUT="./map.lua";
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# TEMPORARY FILES
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TEMP_UNBASE=$(mktemp);
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TEMP_GZIP=$(mktemp);
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TEMP_OCTETS=$(mktemp);
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base64 -d $IN | tail -c +7 | head -c -4 > $TEMP_UNBASE;
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echo -ne "\x1f\x8b\x08\0\0\0\0\0\x02\xff" > $TEMP_GZIP;
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# Suppress gunzip warning: "gzip: stdin: unexpected end of file"
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cat $TEMP_GZIP $TEMP_UNBASE | gunzip 2> /dev/null > $TEMP_OCTETS;
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C=0;
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echo -n '-- Map definition automatically converted from HWMAP file by hwmap2lua.sh
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local map = {' > $OUT;
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od -w240 -t u1 $TEMP_OCTETS | grep -Ev "^[0-9]*[[:space:]]*$" | while read f;
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do C=$((C+1));
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	if ((C!=1));
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	then
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		echo "," >> $OUT;
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	fi;
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	echo -n $f | sed "s/^......./'/;s/  */\\\\/g;s/$/'/" >> $OUT;
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done;
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echo '}
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local function drawMap()
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	for m=1, #map do
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		ParseCommand("draw "..map[m])
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	end
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end' >> $OUT;
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rm $TEMP_UNBASE $TEMP_GZIP $TEMP_OCTETS;