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62 lines
1.5 KiB
Bash
Executable File
62 lines
1.5 KiB
Bash
Executable File
#!/bin/bash
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MAPDIR=$1
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SPAWNPOS=$2
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DIMENSIONS=$3
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if [ -z $MAPPERDIR ]; then
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MAPPERDIR=.
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fi
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scriptdir=`readlink -f $0`
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scriptdir=`dirname $scriptdir`
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tiledir=$scriptdir/www/tiles
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spawnx=${SPAWNPOS%%,*}
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spawny=${SPAWNPOS##*,}
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#echo "spawn position: $spawnx $spawny"
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tilesize=256
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zoomlevelnum=3
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tilenum=$(($DIMENSIONS/$tilesize))
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mkdir -p ${tiledir}/20
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rm -f ${tiledir}/20/*
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#create tile images
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for x in $(seq 0 $tilenum)
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do
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for y in $(seq 0 $tilenum)
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do
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posx=$(($spawnx+$tilesize*($x-$tilenum/2)))
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posy=$(($spawny+$tilesize*($tilenum/2-$y)))
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$MAPPERDIR/minetestmapper ${MAPPERPARAMS} -i ${MAPDIR} --geometry ${posx},${posy}+${tilesize}+${tilesize} -o ${tiledir}/20/map_${x}_${y}.png
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done
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done
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#join the images and make them smaller
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mult=1
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for s in $(seq 1 $zoomlevelnum)
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do
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mult=$(($mult*2))
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tnum=$(($tilenum/$mult-1))
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zoomlevel=$((20-$s))
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zoomlevelbefore=$((20-$s+1))
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dir=$tiledir/$zoomlevel
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dirb=$tiledir/$zoomlevelbefore
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mkdir -p $dir
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rm -f ${dir}/20/*
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for x in $(seq 0 $tnum)
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do
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for y in $(seq 0 $tnum)
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do
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montage $dirb/map_$(($x*2))_$((y*2)).png $dirb/map_$(($x*2+1))_$((y*2)).png $dirb/map_$(($x*2))_$((y*2+1)).png $dirb/map_$(($x*2+1))_$((y*2+1)).png -geometry +0+0 $dir/map_${x}_${y}.png
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convert $dir/map_${x}_${y}.png -resize 50% $dir/map_${x}_${y}.png
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done
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done
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done
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zoommin=$((20-$zoomlevelnum))
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#write the resulting config into a json file
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echo "{\"mapsize\":$DIMENSIONS, \"spawn\":{\"x\":$spawnx,\"y\":$spawny}, \"zoommin\":$zoommin}" > $scriptdir/www/conf.json |