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TheMightyZeusTheMightyZeus
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Added code files
Current version tested against WorldEngine 0.19.0
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‎.gitignore‎

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@@ -7,3 +7,6 @@ release.properties
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dependency-reduced-pom.xml
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buildNumber.properties
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.mvn/timing.properties
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/.idea/
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*.iml
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/lib/

‎pom.xml‎

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<?xml version="1.0" encoding="UTF-8"?>
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<project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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xmlns="http://maven.apache.org/POM/4.0.0"
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xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
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<modelVersion>4.0.0</modelVersion>
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<parent>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-starter-parent</artifactId>
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<version>1.4.0.RELEASE</version>
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</parent>
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<dependencies>
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<dependency>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-starter-web</artifactId>
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</dependency>
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</dependencies>
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<build>
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<plugins>
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<plugin>
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<artifactId>maven-compiler-plugin</artifactId>
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<configuration>
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<source>1.8</source>
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<target>1.8</target>
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</configuration>
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</plugin>
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<plugin>
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<groupId>org.codehaus.mojo</groupId>
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<artifactId>exec-maven-plugin</artifactId>
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<version>1.2.1</version>
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<configuration>
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<mainClass>com.seiferware.java.worldreader.Main</mainClass>
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</configuration>
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</plugin>
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</plugins>
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</build>
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<groupId>com.seiferware.java</groupId>
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<artifactId>world-reader</artifactId>
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<version>1.0</version>
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</project>

‎src/main/java/com/seiferware/java/worldreader/Main.java‎

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package com.seiferware.java.worldreader;
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import com.google.protobuf.CodedInputStream;
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import org.omg.CORBA.DoubleHolder;
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import org.omg.CORBA.IntHolder;
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import javax.imageio.ImageIO;
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import java.awt.image.BufferedImage;
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import java.io.File;
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import java.io.FileInputStream;
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import java.io.IOException;
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import java.util.HashMap;
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import java.util.Map;
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import java.util.stream.Stream;
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public class Main {
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private static final String PATH_ROOT = "C:\\software\\apps\\worldengine\\worlds\\";
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private static void createImage(String path, WorldOuterClass.World.DoubleMatrix data) throws IOException {
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createImage(path, data, ColorCalculator.DEFAULT);
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}
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private static void createImage(String path, WorldOuterClass.World.DoubleMatrix data, ColorCalculator calc) throws IOException {
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DoubleHolder min = new DoubleHolder(Double.MAX_VALUE);
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DoubleHolder max = new DoubleHolder(Double.MIN_VALUE);
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data.getRowsList().stream().flatMap(d -> d.getCellsList().stream()).forEach(d -> {
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if(min.value > d) {
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min.value = d;
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}
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if(max.value < d) {
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max.value = d;
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}
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});
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BufferedImage bim = new BufferedImage(data.getRows(0).getCellsCount(), data.getRowsCount(), BufferedImage.TYPE_INT_RGB);
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for(int y = 0; y < data.getRowsCount(); y++) {
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WorldOuterClass.World.DoubleRow row = data.getRows(y);
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for(int x = 0; x < row.getCellsCount(); x++) {
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int color = calc.getColorForValue(row.getCells(x), min.value, max.value);
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bim.setRGB(x, y, color);
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}
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}
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ImageIO.write(bim, "png", new File(path));
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}
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private static void getDistribution(WorldOuterClass.World.DoubleMatrix data, int precision) {
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DoubleHolder min = new DoubleHolder(Double.MAX_VALUE);
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DoubleHolder max = new DoubleHolder(Double.MIN_VALUE);
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IntHolder minInt = new IntHolder();
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IntHolder maxInt = new IntHolder();
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Map<Integer, IntHolder> values = new HashMap<>();
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data.getRowsList().stream().flatMap(d -> d.getCellsList().stream()).forEach(d -> {
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int intVal = Math.toIntExact(Math.round(d * precision));
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if(min.value > d) {
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min.value = d;
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minInt.value = intVal;
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}
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if(max.value < d) {
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max.value = d;
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maxInt.value = intVal;
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}
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if(!values.containsKey(intVal)) {
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values.put(intVal, new IntHolder(0));
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}
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values.get(intVal).value++;
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});
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IntHolder zero = new IntHolder(0);
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for(int i = minInt.value; i <= maxInt.value; i++) {
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System.out.println(i / (float) precision + "\t" + values.getOrDefault(i, zero).value);
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}
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}
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public static void main(String[] args) {
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if(args.length == 1) {
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File f = new File(args[0]);
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if(f.exists()) {
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if(f.isDirectory()) {
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processDirectory(f);
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} else {
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processFile(f.getAbsolutePath());
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}
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} else {
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System.out.println("Could not locate specified file or directory.");
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}
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} else if(args.length == 0) {
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processDirectory(new File("."));
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} else {
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System.out.println("The only valid command line argument is either a world file, or a directory with world files. If no argument is specified, the current working directory will be used.");
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}
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}
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private static void processDirectory(File dir) {
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File[] files = dir.listFiles((dir1, name) -> name.endsWith(".world"));
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if(files != null && files.length > 0) {
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Stream.of(files).forEach(file -> {
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System.out.println("Processing " + file.getName());
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processFile(file.getAbsolutePath());
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});
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} else {
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System.out.println("Did not find any *.world files in specified directory.");
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}
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}
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private static void processFile(String fileName) {
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processFile(fileName, fileName.endsWith(".world") ? fileName.substring(0, fileName.length() - 6) : fileName);
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}
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private static void processFile(String fileName, String baseFileName) {
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WorldOuterClass.World world;
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try (FileInputStream fis = new FileInputStream(new File(fileName))) {
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CodedInputStream cis = CodedInputStream.newInstance(fis);
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world = WorldOuterClass.World.parseFrom(cis);
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} catch (IOException e) {
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System.err.println("An error occurred: " + e.getMessage());
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return;
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}
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//getDistribution(world.getPrecipitationData(), 10);
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try {
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createImage(baseFileName + "-height.png", world.getHeightMapData());
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createImage(baseFileName + "-rain.png", world.getPrecipitationData());
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createImage(baseFileName + "-temp.png", world.getTemperatureData());
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createImage(baseFileName + "-rivers.png", world.getRivermap(), (value, minValue, maxValue) -> {
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if(value == 0) {
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return 0;
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}
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return ColorCalculator.DEFAULT.getColorForValue(value, minValue, maxValue) | 255;
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});
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} catch (IOException e) {
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System.err.println("An error occurred: " + e.getMessage());
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}
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}
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private interface ColorCalculator {
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ColorCalculator DEFAULT = (value, minValue, maxValue) -> {
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int result = (int) Math.max(0, Math.min(255, Math.round((value - minValue) * 255 / (maxValue - minValue))));
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return (result << 16) | (result << 8) | (result);
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};
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int getColorForValue(double value, double minValue, double maxValue);
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}
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}

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