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1.16: PacketMultiBlockChange

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Bixilon 2020-07-30 19:39:50 +02:00
parent a05a9ea8ac
commit 312677a007
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GPG Key ID: 5CAD791931B09AC4
1 changed files with 36 additions and 28 deletions
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src/main/java/de/bixilon/minosoft/protocol/packets/clientbound/play/PacketMultiBlockChange.java
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@ -21,6 +21,7 @@ import de.bixilon.minosoft.logging.Log;
import de.bixilon.minosoft.protocol.packets.ClientboundPacket;
import de.bixilon.minosoft.protocol.protocol.InByteBuffer;
import de.bixilon.minosoft.protocol.protocol.PacketHandler;
import de.bixilon.minosoft.protocol.protocol.ProtocolVersion;
import java.util.HashMap;
@ -30,37 +31,44 @@ public class PacketMultiBlockChange implements ClientboundPacket {
@Override
public boolean read(InByteBuffer buffer) {
switch (buffer.getVersion()) {
case VERSION_1_7_10: {
location = new ChunkLocation(buffer.readInt(), buffer.readInt());
short count = buffer.readShort();
int dataSize = buffer.readInt(); // should be count * 4
if (dataSize != count * 4) {
throw new IllegalArgumentException(String.format("Not enough data (%d) for %d blocks", dataSize, count));
}
for (int i = 0; i < count; i++) {
int raw = buffer.readInt();
byte meta = (byte) (raw & 0xF);
short blockId = (short) ((raw & 0xFF_F0) >>> 4);
byte y = (byte) ((raw & 0xFF_00_00) >>> 16);
byte z = (byte) ((raw & 0x0F_00_00_00) >>> 24);
byte x = (byte) ((raw & 0xF0_00_00_00) >>> 28);
blocks.put(new InChunkLocation(x, y, z), Blocks.getBlockByLegacy(blockId, meta));
}
return true;
if (buffer.getVersion() == ProtocolVersion.VERSION_1_7_10) {
location = new ChunkLocation(buffer.readInt(), buffer.readInt());
short count = buffer.readShort();
int dataSize = buffer.readInt(); // should be count * 4
if (dataSize != count * 4) {
throw new IllegalArgumentException(String.format("Not enough data (%d) for %d blocks", dataSize, count));
}
default: {
location = new ChunkLocation(buffer.readInt(), buffer.readInt());
int count = buffer.readVarInt();
for (int i = 0; i < count; i++) {
byte pos = buffer.readByte();
byte y = buffer.readByte();
int blockId = buffer.readVarInt();
blocks.put(new InChunkLocation(((pos & 0xF0 >>> 4) & 0xF), y, (pos & 0xF)), Blocks.getBlock(blockId, buffer.getVersion()));
}
return true;
for (int i = 0; i < count; i++) {
int raw = buffer.readInt();
byte meta = (byte) (raw & 0xF);
short blockId = (short) ((raw & 0xFF_F0) >>> 4);
byte y = (byte) ((raw & 0xFF_00_00) >>> 16);
byte z = (byte) ((raw & 0x0F_00_00_00) >>> 24);
byte x = (byte) ((raw & 0xF0_00_00_00) >>> 28);
blocks.put(new InChunkLocation(x, y, z), Blocks.getBlockByLegacy(blockId, meta));
}
return true;
}
if (buffer.getVersion().getVersionNumber() < ProtocolVersion.VERSION_1_16_2.getVersionNumber()) {
location = new ChunkLocation(buffer.readInt(), buffer.readInt());
int count = buffer.readVarInt();
for (int i = 0; i < count; i++) {
byte pos = buffer.readByte();
byte y = buffer.readByte();
int blockId = buffer.readVarInt();
blocks.put(new InChunkLocation((pos & 0xF0 >>> 4) & 0xF, y, pos & 0xF), Blocks.getBlock(blockId, buffer.getVersion()));
}
return true;
}
long rawPos = buffer.readLong();
location = new ChunkLocation((int) (rawPos >> 42), (int) (rawPos << 22 >> 42));
int yOffset = ((int) rawPos & 0xFFFFF) * 16;
int count = buffer.readVarInt();
for (int i = 0; i < count; i++) {
long data = buffer.readVarLong();
blocks.put(new InChunkLocation((int) ((data >> 8) & 0xF), yOffset + (int) ((data >> 4) & 0xF), (int) (data & 0xF)), Blocks.getBlock((int) (data >>> 12), buffer.getVersion()));
}
return true;
}
@Override