57 lines
1.5 KiB
Bash
Executable File
57 lines
1.5 KiB
Bash
Executable File
#!/bin/bash
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function printUsage() {
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echo "Please provide a valid level number";
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echo "usage $o <level>"
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exit 1
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}
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min_number() {
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printf "%s\n" "$@" | sort -g | head -n1
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}
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level=$1
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if [ -z "$1" ]; then
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printUsage
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fi
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level=$1
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if [ ! -d "/home/osm/tiles/$level" ]; then
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printUsage
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fi
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#echo level=$level
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level100=$((4**$level))
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#echo level100=$level100
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previousLevel=$(($level-1))
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if [ ! -d "/home/osm/tiles/$previousLevel" ]; then
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printUsage
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fi
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#echo previousLevel=$previousLevel
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previousLevel100=$((4**$previousLevel))
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#echo previousLevel100=$previousLevel100
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# calculate tiles rendered in previousLevel
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find /home/osm/tiles/$previousLevel/ -name "*.png" > /tmp/files.txt
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read previousLevelTiles fileName <<< $(wc -l /tmp/files.txt)
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#echo previousLevelTiles=$previousLevelTiles
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# calculate files rendered in current level
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find /home/osm/tiles/$level/ -name "*.png" > /tmp/files.txt
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read levelTiles fileName <<< $(wc -l /tmp/files.txt)
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#echo levelTiles=$levelTiles
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# calculate progress
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percentageRequired=$(echo "scale=5;$previousLevelTiles / $previousLevel100" | bc)
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#echo percentageRequired=$percentageRequired
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percentageRequired="$(min_number $percentageRequired 1)"
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#echo percentageRequired=$percentageRequired
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levelTarget=$(echo "$level100 * $percentageRequired" | bc)
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#echo levelTarget=$levelTarget
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levelCalculated=$(echo "scale=4;($levelTiles / $levelTarget)" | bc)
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#echo levelCalculated=$levelCalculated
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progress=$(echo "scale=2;($levelCalculated*100)/1" | bc)
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progress="$(min_number $progress 100)"
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echo progress=$progress%
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