Minecraft/mc-core
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More compact serialization

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Forwolk
2018-08-02 11:41:09 +03:00
parent 476b3624fe
commit a9e6378101
9 changed files with 46 additions and 39 deletions
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14
generated_world/src/main/java/mc/world/generated_world/chunk/ChunkImpl.java
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@@ -3,13 +3,11 @@ package mc.world.generated_world.chunk;
import lombok.Getter;
import lombok.RequiredArgsConstructor;
import mc.core.block.Block;
import mc.core.block.BlockType;
import mc.core.world.Biome;
import mc.core.world.Chunk;
import mc.core.world.Region;
import java.util.LinkedList;
import java.util.List;
import static mc.world.generated_world.WorldConstants.WORLD_CHUNK_SIZE;
@RequiredArgsConstructor
@@ -21,7 +19,6 @@ public class ChunkImpl implements Chunk{
@Getter
private final int z;
private final Block[][][] blocks = new Block[WORLD_CHUNK_SIZE][WORLD_CHUNK_SIZE][WORLD_CHUNK_SIZE];
private final transient List<Block> modifiedBlocks = new LinkedList<>();
private final transient Region region;
@Override
@@ -84,15 +81,12 @@ public class ChunkImpl implements Chunk{
region.setBiome(x + this.x * WORLD_CHUNK_SIZE,z + this.z * WORLD_CHUNK_SIZE, biome);
}
@Override
public Block[] getModifiedBlocks() {
return modifiedBlocks.toArray(new Block[modifiedBlocks.size()]);
}
@Override
public void setBlock(int x, int y, int z, Block block) {
if (block.getBlockType() == BlockType.AIR) {
blocks[x][y][z] = null;
}
blocks[x][y][z] = block;
modifiedBlocks.add(block);
}
@Override

6
generated_world/src/main/java/mc/world/generated_world/chunk/ChunkProxy.java
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@@ -118,12 +118,6 @@ public class ChunkProxy implements Chunk {
return chunk.getZ();
}
@Override
public Block[] getModifiedBlocks() {
use();
return chunk.getModifiedBlocks();
}
@Override
public void setBlock(int x, int y, int z, Block block) {
use();

8
generated_world/src/main/java/mc/world/generated_world/generator/SeedBasedWorldGenerator.java
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@@ -6,6 +6,8 @@ import mc.core.block.BlockFactory;
import mc.core.block.BlockType;
import mc.core.world.*;
import mc.world.generated_world.region.RegionImpl;
import mc.world.generated_world.serialization.ChunkSerializer;
import mc.world.generated_world.serialization.RegionReaderWriter;
import mc.world.generated_world.world.CubicWorld;
import mc.world.generated_world.world.Temperature;
import mc.world.generated_world.world.Wetness;
@@ -24,8 +26,8 @@ public class SeedBasedWorldGenerator implements WorldGenerator {
WorldGenerator worldGenerator = new SeedBasedWorldGenerator();
World world = new CubicWorld(UUID.fromString("00000000-0000-0000-C000-000000000046"), 2626949);
Region region = worldGenerator.generateRegion(0, 0, world);
//region.save(new ChunkSerializer(), new RegionSerializerDeserializer());
worldGenerator.generateRegion(1, 0, world);
region.save(new ChunkSerializer(), new RegionReaderWriter(new File("worlds", world.getWorldId().toString())));
/*worldGenerator.generateRegion(1, 0, world);
worldGenerator.generateRegion(-1, 0, world);
worldGenerator.generateRegion(0, 1, world);
worldGenerator.generateRegion(0, -1, world);
@@ -127,7 +129,7 @@ public class SeedBasedWorldGenerator implements WorldGenerator {
image.setRGB(tx, ty, currentImage.getRGB(x, y));
}
}
ImageIO.write(image, "png", new File("out", "merged.png"));
ImageIO.write(image, "png", new File("out", "merged.png"));*/
}
@Override

11
generated_world/src/main/java/mc/world/generated_world/region/RegionImpl.java
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@@ -84,10 +84,13 @@ public class RegionImpl implements Region{
for (int x = 0; x < WORLD_CHUNK_SIZE; x ++) {
for (int z = 0; z < WORLD_CHUNK_SIZE; z ++) {
for (int y = 0; y < WORLD_CHUNK_SIZE; y++) {
File chunkFile = new File(regionFile, MessageFormat.format(CHUNK_FILE_NAME_TEMPLATE, x, y, z));
byte[] chunkBytes = chunkSerializer.serialize(this.getChunkAt(x, y, z));
try (FileOutputStream fileOutputStream = new FileOutputStream(chunkFile)){
fileOutputStream.write(chunkBytes);
Chunk chunk = this.getChunkAt(x, y, z);
byte[] chunkBytes = chunkSerializer.serialize(chunk);
if (chunkBytes.length > 0) {
File chunkFile = new File(regionFile, MessageFormat.format(CHUNK_FILE_NAME_TEMPLATE, x, y, z));
try (FileOutputStream fileOutputStream = new FileOutputStream(chunkFile)) {
fileOutputStream.write(chunkBytes);
}
}
}
}

33
generated_world/src/main/java/mc/world/generated_world/serialization/ChunkSerializer.java
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@@ -1,10 +1,19 @@
package mc.world.generated_world.serialization;
import lombok.extern.slf4j.Slf4j;
import mc.core.block.Block;
import mc.core.block.BlockFactory;
import mc.core.block.BlockType;
import mc.core.serialization.Serializer;
import mc.core.world.Chunk;
import org.springframework.beans.factory.annotation.Autowired;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import static mc.world.generated_world.WorldConstants.WORLD_CHUNK_SIZE;
@Slf4j
public class ChunkSerializer implements Serializer<Chunk> {
@Autowired
@@ -12,15 +21,23 @@ public class ChunkSerializer implements Serializer<Chunk> {
@Override
public byte[] serialize(Chunk chunk) {
int blocks = chunk.getModifiedBlocks().length;
byte[] bytes = new byte[3 * blocks];
for (int i = 0; i < blocks; i ++) {
byte[] blockSerialized = blockSerializer.serialize(chunk.getModifiedBlocks()[i]);
for (int j = 0; j < 3; j ++) {
bytes[i * 3 + j] = blockSerialized[j];
Serializer<Block> blockSerializer = new BlockSerializerDeserializer(new BlockFactory(), chunk);
ByteArrayOutputStream baos = new ByteArrayOutputStream();
Block current;
for (int x = 0; x < WORLD_CHUNK_SIZE; x ++) {
for (int y = 0; y < WORLD_CHUNK_SIZE; y ++) {
for (int z = 0; z < WORLD_CHUNK_SIZE; z ++) {
current = chunk.getBlock(x, y, z);
if (current != null && current.getBlockType() != BlockType.AIR) {
try {
baos.write(blockSerializer.serialize(current));
} catch (IOException e) {
log.error("Error occurred while writing serialized block to byte array", e);
}
}
}
}
}
return bytes;
return baos.toByteArray();
}
}

3
generated_world/src/main/java/mc/world/generated_world/serialization/RegionReaderWriter.java
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@@ -39,6 +39,9 @@ public class RegionReaderWriter implements IRegionReaderWriter {
@Override
public void write (Region region) throws IOException{
File regionFolder = new File(worldFolder, MessageFormat.format(REGION_FILE_NAME_TEMPLATE, region.getX(), region.getZ()));
if (!regionFolder.exists()) {
regionFolder.mkdirs();
}
File biomesFile = new File(regionFolder, BIOME_FILE_NAME_TEMPLATE);
byte[] biomesBytes = new byte[WORLD_REGION_SIZE * WORLD_REGION_SIZE];
for (int x = 0; x < WORLD_REGION_SIZE; x ++) {