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Mirror von https://github.com/ViaVersion/ViaVersion.git synchronisiert 2024-12-26 16:12:42 +01:00

Handle the new Metadata value for 16w20a

Dieser Commit ist enthalten in:
Matsv 2016-05-19 12:18:04 +02:00
Ursprung 2456c3cf17
Commit a14abd6f4f
7 geänderte Dateien mit 171 neuen und 15 gelöschten Zeilen

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@ -61,6 +61,7 @@ public abstract class Type<T> implements ByteBufReader<T>, ByteBufWriter<T> {
public static final Type<CompoundTag> NBT = new NBTType();
public static final Type<UUID> OPTIONAL_UUID = new OptUUIDType();
public static final Type<Position> OPTIONAL_POSITION = new OptPositionType();
public static final Type<Item> ITEM = new ItemType();
public static final Type<Item[]> ITEM_ARRAY = new ItemArrayType();

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@ -0,0 +1,25 @@
package us.myles.ViaVersion.api.type.types.minecraft;
import io.netty.buffer.ByteBuf;
import us.myles.ViaVersion.api.minecraft.Position;
import us.myles.ViaVersion.api.type.Type;
public class OptPositionType extends Type<Position> {
public OptPositionType() {
super(Position.class);
}
@Override
public Position read(ByteBuf buffer) throws Exception {
boolean present = buffer.readBoolean();
if (!present) return null;
return Type.POSITION.read(buffer);
}
@Override
public void write(ByteBuf buffer, Position object) throws Exception {
buffer.writeBoolean(object != null);
if (object != null)
Type.POSITION.write(buffer, object);
}
}

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@ -3,7 +3,6 @@ package us.myles.ViaVersion.classgenerator;
import io.netty.handler.codec.ByteToMessageDecoder;
import io.netty.handler.codec.MessageToByteEncoder;
import us.myles.ViaVersion.api.data.UserConnection;
import us.myles.ViaVersion.classgenerator.HandlerConstructor;
import us.myles.ViaVersion.handlers.ViaDecodeHandler;
import us.myles.ViaVersion.handlers.ViaEncodeHandler;

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@ -2,25 +2,31 @@ package us.myles.ViaVersion.protocols.protocol1_9to1_8.metadata;
import lombok.Getter;
import lombok.RequiredArgsConstructor;
import us.myles.ViaVersion.api.type.Type;
@RequiredArgsConstructor
@Getter
public enum NewType {
Byte(0),
VarInt(1),
Float(2),
String(3),
Chat(4),
Slot(5),
Boolean(6),
Vector3F(7),
Position(8),
OptPosition(9),
Direction(10),
OptUUID(11),
BlockID(12),
Discontinued(99);
Byte(0, Type.BYTE),
VarInt(1, Type.VAR_INT),
Float(2, Type.FLOAT),
String(3, Type.STRING),
Chat(4, Type.STRING),
Slot(5, Type.ITEM),
Boolean(6, Type.BOOLEAN),
Vector3F(7, Type.ROTATION),
Position(8, Type.POSITION),
OptPosition(9, Type.OPTIONAL_POSITION),
Direction(10, Type.VAR_INT),
OptUUID(11, Type.OPTIONAL_UUID),
BlockID(12, Type.VAR_INT),
Discontinued(99, null);
private final int typeID;
private final Type type;
public static NewType byId(int id) {
return values()[id];
}
}

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@ -0,0 +1,42 @@
package us.myles.ViaVersion.protocols.protocolsnapshotto1_9_3;
import io.netty.buffer.ByteBuf;
import us.myles.ViaVersion.api.minecraft.metadata.Metadata;
import us.myles.ViaVersion.api.type.Type;
import us.myles.ViaVersion.protocols.protocol1_9to1_8.metadata.NewType;
import java.util.ArrayList;
import java.util.List;
public class MetaListSnapshotType extends Type<List<Metadata>> {
public MetaListSnapshotType() {
super(List.class);
}
@Override
public List<Metadata> read(ByteBuf buffer) throws Exception {
List<Metadata> list = new ArrayList<>();
Metadata meta;
do {
meta = ProtocolSnapshotTo1_9_3.METADATA.read(buffer);
if (meta != null)
list.add(meta);
} while (meta != null);
return list;
}
@Override
public void write(ByteBuf buffer, List<Metadata> object) throws Exception {
for (Metadata m : object) {
if (m.getId() >= 5)
m.setId(m.getId() + 1);
if (m.getId() == 4)
ProtocolSnapshotTo1_9_3.METADATA.write(buffer, new Metadata(5, NewType.Boolean.getTypeID(), Type.BOOLEAN, false)); // No gravity metadata
ProtocolSnapshotTo1_9_3.METADATA.write(buffer, m);
}
// Write end of list
ProtocolSnapshotTo1_9_3.METADATA.write(buffer, null);
}
}

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@ -0,0 +1,33 @@
package us.myles.ViaVersion.protocols.protocolsnapshotto1_9_3;
import io.netty.buffer.ByteBuf;
import us.myles.ViaVersion.api.minecraft.metadata.Metadata;
import us.myles.ViaVersion.api.type.Type;
import us.myles.ViaVersion.protocols.protocol1_9to1_8.metadata.NewType;
public class MetaSnapshotType extends Type<Metadata> {
public MetaSnapshotType() {
super(Metadata.class);
}
@Override
public Metadata read(ByteBuf buffer) throws Exception {
short index = buffer.readUnsignedByte();
if (index == 0xff) return null; //End of metadata
NewType type = NewType.byId(buffer.readByte());
return new Metadata(index, type.getTypeID(), type.getType(), type.getType().read(buffer));
}
@Override
public void write(ByteBuf buffer, Metadata object) throws Exception {
if (object == null) {
buffer.writeByte(255);
} else {
buffer.writeByte(object.getId());
buffer.writeByte(object.getTypeID());
object.getType().write(buffer, object.getValue());
}
}
}

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@ -1,12 +1,18 @@
package us.myles.ViaVersion.protocols.protocolsnapshotto1_9_3;
import us.myles.ViaVersion.api.data.UserConnection;
import us.myles.ViaVersion.api.minecraft.metadata.Metadata;
import us.myles.ViaVersion.api.protocol.Protocol;
import us.myles.ViaVersion.api.remapper.PacketRemapper;
import us.myles.ViaVersion.api.type.Type;
import us.myles.ViaVersion.packets.State;
import java.util.List;
public class ProtocolSnapshotTo1_9_3 extends Protocol {
public static final Type<List<Metadata>> METADATA_LIST = new MetaListSnapshotType();
public static final Type<Metadata> METADATA = new MetaSnapshotType();
@Override
protected void registerPackets() {
// Named sound effect
@ -37,6 +43,50 @@ public class ProtocolSnapshotTo1_9_3 extends Protocol {
}
});
// Metadata packet
registerOutgoing(State.PLAY, 0x39, 0x39, new PacketRemapper() {
@Override
public void registerMap() {
map(Type.VAR_INT); // 0 - Entity ID
map(METADATA_LIST); // 1 - Metadata list
}
});
// Spawn Mob
registerOutgoing(State.PLAY, 0x03, 0x03, new PacketRemapper() {
@Override
public void registerMap() {
map(Type.VAR_INT); // 0 - Entity id
map(Type.UUID); // 1 - UUID
map(Type.UNSIGNED_BYTE); // 2 - Entity Type
map(Type.DOUBLE); // 3 - X
map(Type.DOUBLE); // 4 - Y
map(Type.DOUBLE); // 5 - Z
map(Type.BYTE); // 6 - Yaw
map(Type.BYTE); // 7 - Pitch
map(Type.BYTE); // 8 - Head Pitch
map(Type.SHORT); // 9 - Velocity X
map(Type.SHORT); // 10 - Velocity Y
map(Type.SHORT); // 11 - Velocity Z
map(METADATA_LIST); // 12 - Metadata
}
});
// Spawn Player
registerOutgoing(State.PLAY, 0x05, 0x05, new PacketRemapper() {
@Override
public void registerMap() {
map(Type.VAR_INT); // 0 - Entity ID
map(Type.UUID); // 1 - Player UUID
map(Type.DOUBLE); // 2 - X
map(Type.DOUBLE); // 3 - Y
map(Type.DOUBLE); // 4 - Z
map(Type.BYTE); // 5 - Yaw
map(Type.BYTE); // 6 - Pitch
map(METADATA_LIST); // 7 - Metadata list
}
});
}
@Override