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I think this is enough.

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Final Child 2016-05-15 17:30:23 +09:00
parent a1571ed0cb
commit 8ac2ac9a0f
4 changed files with 47 additions and 21 deletions
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21
src/main/java/org/spacehq/mc/protocol/data/game/chunk/Column.java
View file

@ -1,19 +1,21 @@
package org.spacehq.mc.protocol.data.game.chunk;
//TODO: Chunk Data (0x20) now also sends all tile entities in the chunk (at the end of the packet)
import org.spacehq.opennbt.tag.builtin.CompoundTag;
public class Column {
private int x;
private int z;
private Chunk chunks[];
private byte biomeData[];
private CompoundTag tileEntities[];
private boolean skylight;
public Column(int x, int z, Chunk chunks[]) {
this(x, z, chunks, null);
public Column(int x, int z, Chunk chunks[], CompoundTag tileEntities[]) {
this(x, z, chunks, null, tileEntities);
}
public Column(int x, int z, Chunk chunks[], byte biomeData[]) {
public Column(int x, int z, Chunk chunks[], byte biomeData[], CompoundTag tileEntities[]) {
if(chunks.length != 16) {
throw new IllegalArgumentException("Chunk array length must be 16.");
}
@ -24,9 +26,9 @@ public class Column {
this.skylight = false;
boolean noSkylight = false;
for(int index = 0; index < chunks.length; index++) {
if(chunks[index] != null) {
if(chunks[index].getSkyLight() == null) {
for (Chunk chunk : chunks) {
if (chunk != null) {
if (chunk.getSkyLight() == null) {
noSkylight = true;
} else {
this.skylight = true;
@ -42,6 +44,7 @@ public class Column {
this.z = z;
this.chunks = chunks;
this.biomeData = biomeData;
this.tileEntities = tileEntities;
}
public int getX() {
@ -64,6 +67,10 @@ public class Column {
return this.biomeData;
}
public CompoundTag[] getTileEntities() {
return this.tileEntities;
}
public boolean hasSkylight() {
return this.skylight;
}

14
src/main/java/org/spacehq/mc/protocol/packet/ingame/server/world/ServerChunkDataPacket.java
View file

@ -3,6 +3,7 @@ package org.spacehq.mc.protocol.packet.ingame.server.world;
import org.spacehq.mc.protocol.data.game.chunk.Column;
import org.spacehq.mc.protocol.util.NetUtil;
import org.spacehq.mc.protocol.util.ReflectionToString;
import org.spacehq.opennbt.tag.builtin.CompoundTag;
import org.spacehq.packetlib.io.NetInput;
import org.spacehq.packetlib.io.NetOutput;
import org.spacehq.packetlib.io.stream.StreamNetOutput;
@ -33,8 +34,9 @@ public class ServerChunkDataPacket implements Packet {
boolean fullChunk = in.readBoolean();
int chunkMask = in.readVarInt();
byte data[] = in.readBytes(in.readVarInt());
byte tileEntityData[] = in.readBytes(in.readVarInt());
this.column = NetUtil.readColumn(data, x, z, fullChunk, false, chunkMask);
this.column = NetUtil.readColumn(data, x, z, fullChunk, false, chunkMask, tileEntityData);
}
@Override
@ -49,6 +51,16 @@ public class ServerChunkDataPacket implements Packet {
out.writeVarInt(mask);
out.writeVarInt(byteOut.size());
out.writeBytes(byteOut.toByteArray(), byteOut.size());
ByteArrayOutputStream tileEntitiesByteOut = new ByteArrayOutputStream();
NetOutput tileEntitiesNetOut = new StreamNetOutput(tileEntitiesByteOut);
for (CompoundTag compoundTag : column.getTileEntities()) {
NetUtil.writeNBT(tileEntitiesNetOut, compoundTag);
}
out.writeVarInt(tileEntitiesByteOut.size());
out.writeBytes(tileEntitiesByteOut.toByteArray(), tileEntitiesByteOut.size());
}
@Override

13
src/main/java/org/spacehq/mc/protocol/util/NetUtil.java
View file

@ -236,8 +236,9 @@ public class NetUtil {
out.writeByte(255);
}
public static Column readColumn(byte data[], int x, int z, boolean fullChunk, boolean hasSkylight, int mask) throws IOException {
public static Column readColumn(byte data[], int x, int z, boolean fullChunk, boolean hasSkylight, int mask, byte tileEntityData[]) throws IOException {
NetInput in = new StreamNetInput(new ByteArrayInputStream(data));
NetInput tileEntityIn = new StreamNetInput(new ByteArrayInputStream(tileEntityData));
Exception ex = null;
Column column = null;
try {
@ -256,14 +257,20 @@ public class NetUtil {
biomeData = in.readBytes(256);
}
column = new Column(x, z, chunks, biomeData);
int available = tileEntityIn.available();
List<CompoundTag> tileEntities = new ArrayList<CompoundTag>();
while (available > 0) {
tileEntities.add(NetUtil.readNBT(tileEntityIn));
available = tileEntityIn.available();
}
column = new Column(x, z, chunks, biomeData, tileEntities.toArray(new CompoundTag[tileEntities.size()]));
} catch(Exception e) {
ex = e;
}
// Unfortunately, this is needed to detect whether the chunks contain skylight or not.
if((in.available() > 0 || ex != null) && !hasSkylight) {
return readColumn(data, x, z, fullChunk, true, mask);
return readColumn(data, x, z, fullChunk, true, mask, tileEntityData);
} else if(ex != null) {
throw new IOException("Failed to read chunk data.", ex);
}