Minecraft/mc-server
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World <-- Region <-- Chunk Weak references

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This commit is contained in:
Forwolk
2018-08-04 13:19:08 +03:00
parent d84e6ca749
commit 610981b7b8
6 changed files with 71 additions and 12 deletions
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3
core/src/main/java/mc/core/world/Chunk.java
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@@ -47,4 +47,7 @@ public interface Chunk extends Serializable{
void setBlock(int x, int y, int z, Block block);
Block getBlock(int x, int y, int z);
Region getRegion();
World getWorld();
}

2
core/src/main/java/mc/core/world/Region.java
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@@ -30,5 +30,7 @@ public interface Region extends Serializable{
Biome getBiomeAt (int x, int z);
void setBiome (int x, int z, Biome biome);
World getWorld();
void save(Serializer<Chunk> chunkSerializer, IRegionReaderWriter regionReaderWritter) throws IOException;
}

12
flat_world/src/main/java/mc/world/flat/SimpleChunk.java
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@@ -9,6 +9,8 @@ import mc.core.block.BlockFactory;
import mc.core.block.BlockType;
import mc.core.world.Biome;
import mc.core.world.Chunk;
import mc.core.world.Region;
import mc.core.world.World;
public class SimpleChunk implements Chunk {
@Override
@@ -104,4 +106,14 @@ public class SimpleChunk implements Chunk {
else if (y == 3) return blockFactory.create(BlockType.GRASS, 0);
else return Block.airBlock(x, y, z);
}
@Override
public Region getRegion() {
throw new UnsupportedOperationException();
}
@Override
public World getWorld() {
throw new UnsupportedOperationException();
}
}

28
generated_world/src/main/java/mc/world/generated_world/chunk/ChunkImpl.java
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@@ -1,16 +1,17 @@
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 mc.core.world.World;
import java.lang.ref.WeakReference;
import static mc.world.generated_world.WorldConstants.WORLD_CHUNK_SIZE;
@RequiredArgsConstructor
public class ChunkImpl implements Chunk{
@Getter
private final int x;
@@ -19,7 +20,14 @@ 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 Region region;
private final transient WeakReference<Region> region;
public ChunkImpl(int x, int y, int z, Region region) {
this.x = x;
this.y = y;
this.z = z;
this.region = new WeakReference<>(region);
}
@Override
public int getBlockType(int x, int y, int z) {
@@ -73,12 +81,12 @@ public class ChunkImpl implements Chunk{
@Override
public Biome getBiome(int x, int z) {
return region.getBiomeAt(x + this.x * WORLD_CHUNK_SIZE,z + this.z * WORLD_CHUNK_SIZE);
return getRegion().getBiomeAt(x + this.x * WORLD_CHUNK_SIZE,z + this.z * WORLD_CHUNK_SIZE);
}
@Override
public void setBiome(int x, int z, Biome biome) {
region.setBiome(x + this.x * WORLD_CHUNK_SIZE,z + this.z * WORLD_CHUNK_SIZE, biome);
getRegion().setBiome(x + this.x * WORLD_CHUNK_SIZE,z + this.z * WORLD_CHUNK_SIZE, biome);
}
@Override
@@ -98,4 +106,14 @@ public class ChunkImpl implements Chunk{
}
return blocks[x][y][z];
}
@Override
public Region getRegion() {
return region.get();
}
@Override
public World getWorld() {
return getRegion().getWorld();
}
}

14
generated_world/src/main/java/mc/world/generated_world/chunk/ChunkProxy.java
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@@ -3,6 +3,8 @@ package mc.world.generated_world.chunk;
import mc.core.block.Block;
import mc.core.world.Biome;
import mc.core.world.Chunk;
import mc.core.world.Region;
import mc.core.world.World;
import java.util.concurrent.locks.ReadWriteLock;
import java.util.concurrent.locks.ReentrantReadWriteLock;
@@ -129,4 +131,16 @@ public class ChunkProxy implements Chunk {
use();
return chunk.getBlock(x, y, z);
}
@Override
public Region getRegion() {
use();
return chunk.getRegion();
}
@Override
public World getWorld() {
use();
return chunk.getWorld();
}
}

20
generated_world/src/main/java/mc/world/generated_world/region/RegionImpl.java
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@@ -14,12 +14,12 @@ import org.springframework.beans.factory.annotation.Autowired;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.lang.ref.WeakReference;
import java.text.MessageFormat;
import static mc.world.generated_world.WorldConstants.*;
@Slf4j
@RequiredArgsConstructor
public class RegionImpl implements Region{
@Getter
private final int x;
@@ -27,18 +27,23 @@ public class RegionImpl implements Region{
private final int z;
private final ChunkProxy[][][] chunks = new ChunkProxy[WORLD_REGION_SIZE/WORLD_CHUNK_SIZE][WORLD_REGION_SIZE/WORLD_CHUNK_SIZE][WORLD_REGION_SIZE/WORLD_CHUNK_SIZE];
private final Biome[][] biomes = new Biome[WORLD_REGION_SIZE][WORLD_REGION_SIZE];
@Getter
private final transient World world;
private final transient WeakReference<World> world;
@Autowired
private ChunkLoader chunkLoader;
public RegionImpl (int x, int z, World world) {
this.x = x;
this.z = z;
this.world = new WeakReference<>(world);
}
@Override
public Chunk getChunkAt(int x, int y, int z) {
if (x < 0 || y < 0 || z < 0 || x >= 16 || y >= 16 || z >= 16) {
throw new RuntimeException(MessageFormat.format("Invalid chunk coordinates [{0} {1} {2}]", x, y, z));
}
if (chunkLoader == null) {
chunkLoader = new InMemoryCacheChunkLoader(world);
chunkLoader = new InMemoryCacheChunkLoader(getWorld());
}
Chunk chunk = chunks[x][y][z];
if (chunk == null) {
@@ -72,10 +77,15 @@ public class RegionImpl implements Region{
biomes[x][z] = biome;
}
@Override
public World getWorld() {
return world.get();
}
@Override
public void save(Serializer<Chunk> chunkSerializer, IRegionReaderWriter regionReaderWriter) throws IOException {
String worldPath = System.getProperty("worlds.folder", "worlds");
File worldFile = new File(worldPath, world.getWorldId().toString());
File worldFile = new File(worldPath, getWorld().getWorldId().toString());
File regionFile = new File(worldFile, MessageFormat.format(REGION_FILE_NAME_TEMPLATE, this.getX(), this.getZ()));
if (!regionFile.exists()) {
regionFile.mkdirs();