Examples with Packet net.minecraft.server.v1_16_R3.Packet used on opensource projects

Example 11 with Packet

use of net.minecraft.server.v1_16_R3.Packet in project THP-Engine by TheHollowPlanetMC.

the class BlockChangePacketHandler method rewrite.

@Override
public Object rewrite(Object packet, EnginePlayer EnginePlayer, boolean cacheSetting) {
    ParallelUniverse universe = EnginePlayer.getUniverse();
    if (universe == null)
        return packet;
    String worldName = EnginePlayer.getBukkitPlayer().getWorld().getName();
    ParallelWorld parallelWorld = universe.getWorld(worldName);
    try {
        PacketPlayOutBlockChange blockChange = (PacketPlayOutBlockChange) packet;
        BlockPosition bp = (BlockPosition) a.get(blockChange);
        BlockData blockData = parallelWorld.getBlockData(bp.getX(), bp.getY(), bp.getZ());
        if (blockData == null)
            return packet;
        PacketPlayOutBlockChange newPacket = new PacketPlayOutBlockChange();
        a.set(newPacket, bp);
        newPacket.block = ((CraftBlockData) blockData).getState();
        return newPacket;
    } catch (Exception e) {
        e.printStackTrace();
    }
    return packet;
}

Example 12 with Packet

use of net.minecraft.server.v1_16_R3.Packet in project THP-Engine by TheHollowPlanetMC.

the class PacketManager method createMultiBlockChangePacket.

public static Set<Object> createMultiBlockChangePacket(ParallelWorld parallelWorld, Set<BlockPosition3i> blocks) {
    Map<BlockPosition3i, Set<BlockPosition3i>> chunkMap = new HashMap<>();
    for (BlockPosition3i bp : blocks) {
        chunkMap.computeIfAbsent(new BlockPosition3i(bp.getX() >> 4, bp.getY() >> 4, bp.getZ() >> 4), cp -> new HashSet<>()).add(bp);
    }
    Set<Object> packets = new HashSet<>();
    for (Map.Entry<BlockPosition3i, Set<BlockPosition3i>> entry : chunkMap.entrySet()) {
        BlockPosition3i sectionPosition = entry.getKey();
        Set<BlockPosition3i> bps = entry.getValue();
        ParallelChunk parallelChunk = parallelWorld.getChunk(sectionPosition.getX(), sectionPosition.getZ());
        if (parallelChunk == null)
            continue;
        SectionTypeArray sectionTypeArray = parallelChunk.getSectionTypeArray(sectionPosition.getY());
        if (sectionTypeArray == null)
            continue;
        List<Short> coordList = new ArrayList<>();
        List<IBlockData> dataList = new ArrayList<>();
        for (BlockPosition3i bp : bps) {
            IBlockData iBlockData = (IBlockData) sectionTypeArray.getType(bp.getX() & 0xF, bp.getY() & 0xF, bp.getZ() & 0xF);
            if (iBlockData == null)
                continue;
            coordList.add((short) ((bp.getX() & 0xF) << 8 | (bp.getZ() & 0xF) << 4 | bp.getY() & 0xF));
            dataList.add(iBlockData);
        }
        short[] coordArray = new short[coordList.size()];
        IBlockData[] dataArray = new IBlockData[dataList.size()];
        for (int i = 0; i < coordList.size(); i++) {
            coordArray[i] = coordList.get(i);
            dataArray[i] = dataList.get(i);
        }
        try {
            PacketPlayOutMultiBlockChange packet = new PacketPlayOutMultiBlockChange();
            MultiBlockChangePacketHandler.a.set(packet, SectionPosition.a(sectionPosition.getX(), sectionPosition.getY(), sectionPosition.getZ()));
            MultiBlockChangePacketHandler.b.set(packet, coordArray);
            MultiBlockChangePacketHandler.c.set(packet, dataArray);
            MultiBlockChangePacketHandler.d.setBoolean(packet, true);
            packets.add(packet);
        } catch (Exception e) {
            e.printStackTrace();
        }
    }
    return packets;
}

Example 13 with Packet

use of net.minecraft.server.v1_16_R3.Packet in project THP-Engine by TheHollowPlanetMC.

the class PacketManager method sendClearChunkMultiBlockChangePacketAtPrimaryThread.

public static void sendClearChunkMultiBlockChangePacketAtPrimaryThread(Player player, ParallelChunk parallelChunk, NMSHandler nmsHandler) {
    if (!Bukkit.isPrimaryThread())
        throw new IllegalStateException("DO NOT CALL FROM ASYNC THREAD!");
    org.bukkit.World world = Bukkit.getWorld(parallelChunk.getWorld().getName());
    if (world == null)
        return;
    if (player.getWorld() != world)
        return;
    org.bukkit.Chunk chunk = world.getChunkAt(parallelChunk.getChunkX(), parallelChunk.getChunkZ());
    net.minecraft.server.v1_16_R3.Chunk nmsChunk = ((CraftChunk) chunk).getHandle();
    for (int sectionIndex = 0; sectionIndex < 16; sectionIndex++) {
        SectionTypeArray sectionTypeArray = parallelChunk.getSectionTypeArray(sectionIndex);
        if (sectionTypeArray == null)
            continue;
        ChunkSection chunkSection = nmsChunk.getSections()[sectionIndex];
        if (chunkSection == null)
            continue;
        List<Short> coordList = new ArrayList<>();
        List<IBlockData> dataList = new ArrayList<>();
        boolean notEmpty = sectionTypeArray.threadsafeIteration((x, y, z, iBlockData) -> {
            coordList.add((short) (x << 8 | z << 4 | y));
            IBlockData chunkData = chunkSection.getType(x, y, z);
            if (chunkData == null)
                chunkData = ((CraftBlockData) org.bukkit.Material.AIR.createBlockData()).getState();
            dataList.add(chunkData);
        });
        if (!notEmpty)
            continue;
        short[] coordArray = new short[coordList.size()];
        IBlockData[] dataArray = new IBlockData[dataList.size()];
        for (int i = 0; i < coordList.size(); i++) {
            coordArray[i] = coordList.get(i);
            dataArray[i] = dataList.get(i);
        }
        try {
            PacketPlayOutMultiBlockChange packet = new PacketPlayOutMultiBlockChange();
            MultiBlockChangePacketHandler.a.set(packet, SectionPosition.a(parallelChunk.getChunkX(), sectionIndex, parallelChunk.getChunkZ()));
            MultiBlockChangePacketHandler.b.set(packet, coordArray);
            MultiBlockChangePacketHandler.c.set(packet, dataArray);
            MultiBlockChangePacketHandler.d.setBoolean(packet, true);
            nmsHandler.sendPacket(player, packet);
        } catch (Exception e) {
            e.printStackTrace();
        }
    }
}

Example 14 with Packet

use of net.minecraft.server.v1_16_R3.Packet in project THP-Engine by TheHollowPlanetMC.

the class MultiBlockChangePacketHandler method rewrite.

@Override
public Object rewrite(Object packet, EnginePlayer EnginePlayer, boolean cacheSetting) {
    ParallelUniverse universe = EnginePlayer.getUniverse();
    if (universe == null)
        return packet;
    String worldName = EnginePlayer.getBukkitPlayer().getWorld().getName();
    ParallelWorld parallelWorld = universe.getWorld(worldName);
    try {
        SectionPosition aValue = (SectionPosition) a.get(packet);
        int chunkX = aValue.getX();
        int chunkZ = aValue.getZ();
        ParallelChunk parallelChunk = parallelWorld.getChunk(chunkX, chunkZ);
        if (parallelChunk == null)
            return packet;
        SectionTypeArray sectionTypeArray = parallelChunk.getSectionTypeArray(aValue.getY());
        if (sectionTypeArray == null)
            return packet;
        short[] bValue = (short[]) b.get(packet);
        IBlockData[] cValueClone = ((IBlockData[]) c.get(packet)).clone();
        for (int i = 0; i < bValue.length; i++) {
            short coord = bValue[i];
            int x = coord >> 8;
            int y = coord & 0xF;
            int z = (coord >> 4) & 0xF;
            IBlockData iBlockData = (IBlockData) sectionTypeArray.getType(x, y, z);
            if (iBlockData != null) {
                cValueClone[i] = iBlockData;
            }
        }
        boolean dValue = d.getBoolean(packet);
        PacketPlayOutMultiBlockChange newPacket = new PacketPlayOutMultiBlockChange();
        a.set(newPacket, aValue);
        b.set(newPacket, bValue);
        c.set(newPacket, cValueClone);
        d.set(newPacket, dValue);
        return newPacket;
    } catch (Exception e) {
        e.printStackTrace();
    }
    return packet;
}

Example 15 with Packet

use of net.minecraft.server.v1_16_R3.Packet in project MechanicsMain by WeaponMechanics.

the class Block_1_16_R3 method getMultiBlockMaskPacket.

private PacketPlayOutMultiBlockChange getMultiBlockMaskPacket(List<Block> blocks, @Nullable IBlockData mask) {
    BlockPosition position = ((CraftBlock) blocks.get(0)).getPosition();
    // Setup default information
    short[] locations = new short[blocks.size()];
    IBlockData[] data = new IBlockData[blocks.size()];
    for (int i = 0; i < locations.length; i++) {
        Block block = blocks.get(i);
        int x = block.getX() & 0xF;
        int y = block.getY() & 0xF;
        int z = block.getZ() & 0xF;
        short shortLocation = (short) (x << 8 | z << 4 | y);
        locations[i] = shortLocation;
        data[i] = mask;
    }
    PacketPlayOutMultiBlockChange packet = new PacketPlayOutMultiBlockChange(SectionPosition.a(position), new ShortArraySet(0), null, false);
    ReflectionUtil.setField(multiBlockChangeB, packet, locations);
    ReflectionUtil.setField(multiBlockChangeC, packet, data);
    return packet;
}