Examples with V1_3BChunkStorage com.github.dirtpowered.dirtmv.data.chunk.storage.V1_3BChunkStorage used on opensource projects

Example 1 with V1_3BChunkStorage

use of com.github.dirtpowered.dirtmv.data.chunk.storage.V1_3BChunkStorage in project DirtMultiversion by DirtPowered.

the class BetaToV1_2ChunkTranslator method getUpdatedBlockList.

private List<WorldBlock> getUpdatedBlockList(int x, int y, int z, int xSize, int ySize, int zSize, byte[] packetData, boolean replaceChests) {
    List<WorldBlock> worldBlocks = new ArrayList<>();
    int chunkX = x >> 4;
    int chunkZ = z >> 4;
    int startPosition = x + xSize - 1 >> 4;
    int endPosition = z + zSize - 1 >> 4;
    int offset = 0;
    int startY = Math.max(y, 0);
    int endY = Math.min(y + ySize, 128);
    for (int i = chunkX; i <= startPosition; ++i) {
        int startX = Math.max(x - i * 16, 0);
        int newXSize = Math.min(x + xSize - i * 16, 16);
        for (int j = chunkZ; j <= endPosition; ++j) {
            int startZ = Math.max(z - j * 16, 0);
            int newZSize = Math.min(z + zSize - j * 16, 16);
            V1_3BChunkStorage oldChunk = new V1_3BChunkStorage(i, j);
            offset = oldChunk.setChunkData(packetData, startX, startY, startZ, newXSize, endY, newZSize, offset, false);
            for (int posX = startX; posX < newXSize; posX++) {
                for (int posY = startY; posY < endY; posY++) {
                    for (int posZ = startZ; posZ < newZSize; posZ++) {
                        int oldBlockId = oldChunk.getBlockId(posX, posY, posZ);
                        int oldBlockData = oldChunk.getBlockData(posX, posY, posZ);
                        if (oldBlockId == 54 && replaceChests) {
                            oldBlockId = 130;
                            oldBlockData = 2;
                        }
                        Block b = blockDataTransformer.replaceBlock(oldBlockId, oldBlockData);
                        worldBlocks.add(new WorldBlock(x + (posX - startX), posY, z + (posZ - startZ), b.getBlockId(), b.getBlockData()));
                    }
                }
            }
        }
    }
    return worldBlocks;
}

Example 2 with V1_3BChunkStorage

use of com.github.dirtpowered.dirtmv.data.chunk.storage.V1_3BChunkStorage in project DirtMultiversion by DirtPowered.

the class BetaToV1_2ChunkTranslator method translate.

@Override
public PacketData translate(ServerSession session, PacketData data) {
    ProtocolStorage storage = session.getStorage();
    LoadedChunkTracker chunkTracker = storage.get(LoadedChunkTracker.class);
    DimensionTracker dimensionTracker = storage.get(DimensionTracker.class);
    boolean hasSkylight = dimensionTracker.getDimension() == 0;
    V1_3BChunk oldChunk = (V1_3BChunk) data.read(0).getObject();
    boolean groundUp = true;
    if (oldChunk.getXSize() * oldChunk.getYSize() * oldChunk.getZSize() != 32768) {
        groundUp = false;
    }
    int chunkX = oldChunk.getX() >> 4;
    int chunkZ = oldChunk.getZ() >> 4;
    if (groundUp) {
        V1_3BChunkStorage oldChunkStorage = new V1_3BChunkStorage(chunkX, chunkZ);
        V1_2RChunkStorage newChunkStorage = new V1_2RChunkStorage(hasSkylight, true, chunkX, chunkZ);
        oldChunkStorage.setChunkData(oldChunk.getChunk(), oldChunk.getX(), oldChunk.getY(), oldChunk.getZ(), oldChunk.getXSize(), oldChunk.getYSize(), oldChunk.getZSize(), 0, true);
        for (int x = 0; x < 16; x++) {
            for (int y = 0; y < 128; y++) {
                for (int z = 0; z < 16; z++) {
                    int oldBlockId = oldChunkStorage.getBlockId(x, y, z);
                    int oldBlockData = oldChunkStorage.getBlockData(x, y, z);
                    Block replacement = blockDataTransformer.replaceBlock(oldBlockId, oldBlockData);
                    newChunkStorage.setBlockId(x, y, z, replacement.getBlockId());
                    newChunkStorage.setBlockMetadata(x, y, z, replacement.getBlockData());
                    newChunkStorage.setBlockLight(x, y, z, oldChunkStorage.getBlockLight(x, y, z));
                    if (hasSkylight) {
                        newChunkStorage.setSkyLight(x, y, z, oldChunkStorage.getSkyLight(x, y, z));
                    }
                }
            }
        }
        byte[] biomes = new byte[256];
        if (storage.hasObject(OldChunkData.class)) {
            OldChunkData biomeData = storage.get(OldChunkData.class);
            biomes = biomeData.getBiomeDataAt(chunkX, chunkZ, !hasSkylight);
        } else {
            // forest
            Arrays.fill(biomes, (byte) 0x04);
        }
        newChunkStorage.setBiomeData(biomes);
        byte[] compressedData = newChunkStorage.getCompressedData(true, 0xff);
        session.sendPacket(PacketUtil.createPacket(0x33, new TypeHolder[] { new TypeHolder<>(Type.V1_2_CHUNK, new V1_2Chunk(chunkX, chunkZ, true, (short) newChunkStorage.getPrimaryBitmap(), (short) 0, newChunkStorage.getCompressedSize(), compressedData, new byte[0], newChunkStorage)) }), PacketDirection.TO_CLIENT, MinecraftVersion.R1_2_1);
        chunkTracker.setChunkLoaded(chunkX, chunkZ);
        return ServerProtocol.cancel();
    } else {
        if (!chunkTracker.isChunkLoaded(chunkX, chunkZ)) {
            return ServerProtocol.cancel();
        }
        Configuration c = session.getMain().getConfiguration();
        boolean replaceChests = session.getUserData().getClientVersion().getRegistryId() >= 39 && c.replaceChests();
        List<WorldBlock> worldBlocks = getUpdatedBlockList(oldChunk.getX(), oldChunk.getY(), oldChunk.getZ(), oldChunk.getXSize(), oldChunk.getYSize(), oldChunk.getZSize(), oldChunk.getChunk(), replaceChests);
        int records = worldBlocks.size();
        if (worldBlocks.isEmpty()) {
            return ServerProtocol.cancel();
        }
        List<List<WorldBlock>> slicedList = getSlicedData(worldBlocks);
        if (records > MAX_SINGLE_BLOCK_UPDATE_PACKETS) {
            for (List<WorldBlock> slicedData : slicedList) {
                chunkX = slicedData.get(0).getX() >> 4;
                chunkZ = slicedData.get(0).getZ() >> 4;
                int totalDataSize = 4 * slicedData.size();
                ByteArrayOutputStream baos = new ByteArrayOutputStream(totalDataSize);
                DataOutputStream dos = new DataOutputStream(baos);
                V1_2MultiBlockArray blockArray = null;
                try {
                    for (WorldBlock record : slicedData) {
                        dos.writeShort((record.getX() - (chunkX << 4)) << 12 | (record.getZ() - (chunkZ << 4)) << 8 | record.getY());
                        dos.writeShort((record.getBlockId() & 4095) << 4 | record.getBlockData() & 15);
                    }
                    byte[] bytes = baos.toByteArray();
                    blockArray = new V1_2MultiBlockArray(slicedData.size(), bytes.length, bytes);
                    dos.close();
                } catch (IOException e) {
                    e.printStackTrace();
                }
                PacketData multiBlockChange = PacketUtil.createPacket(0x34, new TypeHolder[] { new TypeHolder<>(Type.INT, chunkX), new TypeHolder<>(Type.INT, chunkZ), new TypeHolder<>(Type.V1_2MULTIBLOCK_ARRAY, blockArray) });
                session.sendPacket(multiBlockChange, PacketDirection.TO_CLIENT, MinecraftVersion.R1_2_1);
            }
        } else {
            for (WorldBlock block : worldBlocks) {
                PacketData blockUpdate = PacketUtil.createPacket(0x35, new TypeHolder[] { new TypeHolder<>(Type.INT, block.getX()), new TypeHolder<>(Type.BYTE, (byte) block.getY()), new TypeHolder<>(Type.INT, block.getZ()), new TypeHolder<>(Type.BYTE, (byte) block.getBlockId()), new TypeHolder<>(Type.BYTE, (byte) block.getBlockData()) });
                session.sendPacket(blockUpdate, PacketDirection.TO_CLIENT, MinecraftVersion.R1_2_1);
            }
        }
    }
    return ServerProtocol.cancel();
}