Add configuration if gzip-compression should be used

BlueMapBukkit/src/main/resources/bluemap-bukkit.conf

@@ -109,6 +109,12 @@ maps: [
 		# Default is enabled
 		renderEdges: true
 
+		# With this set to true, the generated files for this world are compressed using gzip to save A LOT of space.
+		# Files will be only 5% as big with compression!
+		# Note: If you are using NGINX or Apache to host your map, you can configure them to serve the compressed files directly.
+		# This is much better than disabling the compression.
+		useCompression: true
+
 		# HIRES is the high-resolution render of the map. Where you see every block.
 		hires {
 			# Defines the size of one map-tile in blocks.

BlueMapCLI/src/main/resources/bluemap-cli.conf

@@ -108,6 +108,12 @@ maps: [
 		# Default is enabled
 		renderEdges: true
 
+		# With this set to true, the generated files for this world are compressed using gzip to save A LOT of space.
+		# Files will be only 5% as big with compression!
+		# Note: If you are using NGINX or Apache to host your map, you can configure them to serve the compressed files directly.
+		# This is much better than disabling the compression.
+		useCompression: true
+
 		# HIRES is the high-resolution render of the map. Where you see every block.
 		hires {
 			# Defines the size of one map-tile in blocks.

BlueMapCore/src/main/java/de/bluecolored/bluemap/core/config/MainConfig.java

@@ -201,6 +201,8 @@ public class MapConfig implements RenderSettings {
 		private Vector3i min, max;
 		private boolean renderEdges;
 
+		private boolean useGzip;
+
 		private int hiresTileSize;
 		private float hiresViewDistance;
 
@@ -231,6 +233,8 @@ private MapConfig(ConfigurationNode node) throws IOException {
 			this.max = new Vector3i(maxX, maxY, maxZ);
 
 			this.renderEdges = node.getNode("renderEdges").getBoolean(true);
+
+			this.renderEdges = node.getNode("useCompression").getBoolean(true);
 
 			this.hiresTileSize = node.getNode("hires", "tileSize").getInt(32);
 			this.hiresViewDistance = node.getNode("hires", "viewDistance").getFloat(4.5f);
@@ -310,6 +314,11 @@ public boolean isRenderEdges() {
 			return renderEdges;
 		}
 
+		@Override
+		public boolean useGzipCompression() {
+			return useGzip;
+		}
+
 	}
 
 	private void checkOutdated(ConfigurationNode node) throws OutdatedConfigException {

BlueMapCore/src/main/java/de/bluecolored/bluemap/core/render/RenderSettings.java

@@ -78,6 +78,13 @@ default boolean isRenderEdges() {
 		return true;
 	}
 
+	/**
+	 * If gzip compression will be used to compress the generated files
+	 */
+	default boolean useGzipCompression() {
+		return true;
+	}
+
 	default RenderSettings copy() {
 		return new StaticRenderSettings(
 				getAmbientOcclusionStrenght(),

BlueMapCore/src/main/java/de/bluecolored/bluemap/core/render/hires/HiresModelManager.java

@@ -27,6 +27,7 @@
 import java.io.File;
 import java.io.FileOutputStream;
 import java.io.IOException;
+import java.io.OutputStream;
 import java.io.OutputStreamWriter;
 import java.io.PrintWriter;
 import java.nio.charset.StandardCharsets;
@@ -58,18 +59,21 @@ public class HiresModelManager {
 
 	private ExecutorService savingExecutor;
 
+	private boolean useGzip;
+
 	public HiresModelManager(Path fileRoot, ResourcePack resourcePack, RenderSettings renderSettings, Vector2i tileSize, ExecutorService savingExecutor) {
-		this(fileRoot, new HiresModelRenderer(resourcePack, renderSettings), tileSize, new Vector2i(2, 2), savingExecutor);
+		this(fileRoot, new HiresModelRenderer(resourcePack, renderSettings), tileSize, new Vector2i(2, 2), savingExecutor, renderSettings.useGzipCompression());
 	}
 
-	public HiresModelManager(Path fileRoot, HiresModelRenderer renderer, Vector2i tileSize, Vector2i gridOrigin, ExecutorService savingExecutor) {
+	public HiresModelManager(Path fileRoot, HiresModelRenderer renderer, Vector2i tileSize, Vector2i gridOrigin, ExecutorService savingExecutor, boolean useGzip) {
 		this.fileRoot = fileRoot;
 		this.renderer = renderer;
 
 		this.tileSize = tileSize;
 		this.gridOrigin = gridOrigin;
 
 		this.savingExecutor = savingExecutor;
+		this.useGzip = useGzip;
 	}
 
 	/**
@@ -87,17 +91,17 @@ private void save(final HiresModel model) {
 	}
 
 	private void save(HiresModel model, String modelJson){
-		File file = getFile(model.getTile());
+		File file = getFile(model.getTile(), useGzip);
 
 		try {
 			if (!file.exists()){
 				file.getParentFile().mkdirs();
 				file.createNewFile();
 			}
 
-			FileOutputStream fos = new FileOutputStream(file);
-			GZIPOutputStream zos = new GZIPOutputStream(fos); 
-			OutputStreamWriter osw = new OutputStreamWriter(zos, StandardCharsets.UTF_8);
+			OutputStream os = new FileOutputStream(file);
+			if (useGzip) os = new GZIPOutputStream(os);
+			OutputStreamWriter osw = new OutputStreamWriter(os, StandardCharsets.UTF_8);
 			try (
 				PrintWriter pw = new PrintWriter(osw);
 			){
@@ -185,8 +189,8 @@ public Vector2i posToTile(Vector3d pos){
 	/**
 	 * Returns the file for a tile
 	 */
-	public File getFile(Vector2i tilePos){
-		return FileUtils.coordsToFile(fileRoot, tilePos, "json.gz");
+	public File getFile(Vector2i tilePos, boolean gzip){
+		return FileUtils.coordsToFile(fileRoot, tilePos, "json" + (gzip ? ".gz" : ""));
 	}
 
 }

BlueMapSponge/src/main/resources/bluemap-sponge.conf

@@ -104,6 +104,12 @@ maps: [
 		# Default is enabled
 		renderEdges: true
 
+		# With this set to true, the generated files for this world are compressed using gzip to save A LOT of space.
+		# Files will be only 5% as big with compression!
+		# Note: If you are using NGINX or Apache to host your map, you can configure them to serve the compressed files directly.
+		# This is much better than disabling the compression.
+		useCompression: true
+
 		# HIRES is the high-resolution render of the map. Where you see every block.
 		hires {
 			# Defines the size of one map-tile in blocks.