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Merge pull request #26 from Mystalion/fix-paintings

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Fix support for paintings, also add a read and write position method.
This commit is contained in:
Myles 2016-03-01 20:56:13 +00:00
commit 0209c51d10
2 changed files with 30 additions and 0 deletions
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13
src/main/java/us/myles/ViaVersion/PacketUtil.java
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@ -363,4 +363,17 @@ public class PacketUtil {
e.printStackTrace();
}
}
public static long[] readBlockPosition(ByteBuf buf) {
long val = buf.readLong();
long x = (val >> 38); // signed
long y = (val >> 26) & 0xfff; // unsigned
// this shifting madness is used to preserve sign
long z = (val << 38) >> 38; // signed
return new long[]{x, y, z};
}
public static void writeBlockPosition(ByteBuf buf, long x, long y, long z) {
buf.writeLong(((x & 0x3ffffff) << 38) | ((y & 0xfff) << 26) | (z & 0x3ffffff));
}
}

17
src/main/java/us/myles/ViaVersion/transformers/OutgoingTransformer.java
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@ -267,6 +267,23 @@ public class OutgoingTransformer {
return;
}
if (packet == PacketType.PLAY_SPAWN_PAINTING) {
int id = PacketUtil.readVarInt(input);
PacketUtil.writeVarInt(id, output);
PacketUtil.writeUUID(getUUID(id), output);
String title = PacketUtil.readString(input);
PacketUtil.writeString(title, output);
long[] position = PacketUtil.readBlockPosition(input);
PacketUtil.writeBlockPosition(output, position[0], position[1], position[2]);
byte direction = input.readByte();
output.writeByte(direction);
return;
}
if (packet == PacketType.PLAY_OPEN_WINDOW) {
int windowId = input.readUnsignedByte();
String type = readString(input);