Examples with Type com.viaversion.viaversion.api.type.Type used on opensource projects

Example 11 with Type

use of com.viaversion.viaversion.api.type.Type in project ViaBackwards by ViaVersion.

the class EntityPackets1_11 method registerPackets.

@Override
protected void registerPackets() {
    protocol.registerClientbound(ClientboundPackets1_9_3.EFFECT, new PacketRemapper() {

        @Override
        public void registerMap() {
            map(Type.INT);
            map(Type.POSITION);
            map(Type.INT);
            handler(wrapper -> {
                int type = wrapper.get(Type.INT, 0);
                if (type == 2002 || type == 2007) {
                    // 2007 potion id doesn't exist in 1.10
                    if (type == 2007) {
                        wrapper.set(Type.INT, 0, 2002);
                    }
                    int mappedData = PotionSplashHandler.getOldData(wrapper.get(Type.INT, 1));
                    if (mappedData != -1) {
                        wrapper.set(Type.INT, 1, mappedData);
                    }
                }
            });
        }
    });
    protocol.registerClientbound(ClientboundPackets1_9_3.SPAWN_ENTITY, new PacketRemapper() {

        @Override
        public void registerMap() {
            // 0 - Entity id
            map(Type.VAR_INT);
            // 1 - UUID
            map(Type.UUID);
            // 2 - Type
            map(Type.BYTE);
            // 3 - x
            map(Type.DOUBLE);
            // 4 - y
            map(Type.DOUBLE);
            // 5 - z
            map(Type.DOUBLE);
            // 6 - Pitch
            map(Type.BYTE);
            // 7 - Yaw
            map(Type.BYTE);
            // 8 - data
            map(Type.INT);
            // Track Entity
            handler(getObjectTrackerHandler());
            handler(getObjectRewriter(id -> Entity1_11Types.ObjectType.findById(id).orElse(null)));
            // Handle FallingBlock blocks
            handler(new PacketHandler() {

                @Override
                public void handle(PacketWrapper wrapper) throws Exception {
                    Optional<Entity1_12Types.ObjectType> type = Entity1_12Types.ObjectType.findById(wrapper.get(Type.BYTE, 0));
                    if (type.isPresent() && type.get() == Entity1_12Types.ObjectType.FALLING_BLOCK) {
                        int objectData = wrapper.get(Type.INT, 0);
                        int objType = objectData & 4095;
                        int data = objectData >> 12 & 15;
                        Block block = protocol.getItemRewriter().handleBlock(objType, data);
                        if (block == null)
                            return;
                        wrapper.set(Type.INT, 0, block.getId() | block.getData() << 12);
                    }
                }
            });
        }
    });
    registerTracker(ClientboundPackets1_9_3.SPAWN_EXPERIENCE_ORB, Entity1_11Types.EntityType.EXPERIENCE_ORB);
    registerTracker(ClientboundPackets1_9_3.SPAWN_GLOBAL_ENTITY, Entity1_11Types.EntityType.WEATHER);
    protocol.registerClientbound(ClientboundPackets1_9_3.SPAWN_MOB, new PacketRemapper() {

        @Override
        public void registerMap() {
            // 0 - Entity id
            map(Type.VAR_INT);
            // 1 - UUID
            map(Type.UUID);
            // 2 - Entity Type
            map(Type.VAR_INT, Type.UNSIGNED_BYTE);
            // 3 - X
            map(Type.DOUBLE);
            // 4 - Y
            map(Type.DOUBLE);
            // 5 - Z
            map(Type.DOUBLE);
            // 6 - Yaw
            map(Type.BYTE);
            // 7 - Pitch
            map(Type.BYTE);
            // 8 - Head Pitch
            map(Type.BYTE);
            // 9 - Velocity X
            map(Type.SHORT);
            // 10 - Velocity Y
            map(Type.SHORT);
            // 11 - Velocity Z
            map(Type.SHORT);
            // 12 - Metadata
            map(Types1_9.METADATA_LIST);
            // Track entity
            handler(getTrackerHandler(Type.UNSIGNED_BYTE, 0));
            // Rewrite entity type / metadata
            handler(wrapper -> {
                int entityId = wrapper.get(Type.VAR_INT, 0);
                EntityType type = tracker(wrapper.user()).entityType(entityId);
                List<Metadata> list = wrapper.get(Types1_9.METADATA_LIST, 0);
                handleMetadata(wrapper.get(Type.VAR_INT, 0), list, wrapper.user());
                EntityData entityData = entityDataForType(type);
                if (entityData != null) {
                    wrapper.set(Type.UNSIGNED_BYTE, 0, (short) entityData.replacementId());
                    if (entityData.hasBaseMeta()) {
                        entityData.defaultMeta().createMeta(new WrappedMetadata(list));
                    }
                }
                // Sub 1.11 clients will error if the list is empty
                if (list.isEmpty()) {
                    list.add(new Metadata(0, MetaType1_9.Byte, (byte) 0));
                }
            });
        }
    });
    registerTracker(ClientboundPackets1_9_3.SPAWN_PAINTING, Entity1_11Types.EntityType.PAINTING);
    registerJoinGame(ClientboundPackets1_9_3.JOIN_GAME, Entity1_11Types.EntityType.PLAYER);
    registerRespawn(ClientboundPackets1_9_3.RESPAWN);
    protocol.registerClientbound(ClientboundPackets1_9_3.SPAWN_PLAYER, new PacketRemapper() {

        @Override
        public void registerMap() {
            // 0 - Entity ID
            map(Type.VAR_INT);
            // 1 - Player UUID
            map(Type.UUID);
            // 2 - X
            map(Type.DOUBLE);
            // 3 - Y
            map(Type.DOUBLE);
            // 4 - Z
            map(Type.DOUBLE);
            // 5 - Yaw
            map(Type.BYTE);
            // 6 - Pitch
            map(Type.BYTE);
            // 7 - Metadata list
            map(Types1_9.METADATA_LIST);
            handler(getTrackerAndMetaHandler(Types1_9.METADATA_LIST, Entity1_11Types.EntityType.PLAYER));
            handler(wrapper -> {
                // Sub 1.11 clients will cry if the list is empty
                List<Metadata> metadata = wrapper.get(Types1_9.METADATA_LIST, 0);
                if (metadata.isEmpty()) {
                    metadata.add(new Metadata(0, MetaType1_9.Byte, (byte) 0));
                }
            });
        }
    });
    registerRemoveEntities(ClientboundPackets1_9_3.DESTROY_ENTITIES);
    registerMetadataRewriter(ClientboundPackets1_9_3.ENTITY_METADATA, Types1_9.METADATA_LIST);
    protocol.registerClientbound(ClientboundPackets1_9_3.ENTITY_STATUS, new PacketRemapper() {

        @Override
        public void registerMap() {
            // 0 - Entity ID
            map(Type.INT);
            // 1 - Entity Status
            map(Type.BYTE);
            handler(new PacketHandler() {

                @Override
                public void handle(PacketWrapper wrapper) throws Exception {
                    byte b = wrapper.get(Type.BYTE, 0);
                    if (b == 35) {
                        wrapper.clearPacket();
                        // Change Game State
                        wrapper.setId(0x1E);
                        // Play Elder Guardian animation
                        wrapper.write(Type.UNSIGNED_BYTE, (short) 10);
                        wrapper.write(Type.FLOAT, 0F);
                    }
                }
            });
        }
    });
}

Example 12 with Type

use of com.viaversion.viaversion.api.type.Type in project ViaBackwards by ViaVersion.

the class BlockItemPackets1_13 method registerPackets.

@Override
protected void registerPackets() {
    protocol.registerClientbound(ClientboundPackets1_13.COOLDOWN, new PacketRemapper() {

        @Override
        public void registerMap() {
            handler(new PacketHandler() {

                @Override
                public void handle(PacketWrapper wrapper) throws Exception {
                    int itemId = wrapper.read(Type.VAR_INT);
                    int oldId = protocol.getMappingData().getItemMappings().get(itemId);
                    if (oldId != -1) {
                        Optional<String> eggEntityId = SpawnEggRewriter.getEntityId(oldId);
                        if (eggEntityId.isPresent()) {
                            itemId = 383 << 16;
                        } else {
                            itemId = (oldId >> 4) << 16 | oldId & 0xF;
                        }
                    }
                    wrapper.write(Type.VAR_INT, itemId);
                }
            });
        }
    });
    protocol.registerClientbound(ClientboundPackets1_13.BLOCK_ACTION, new PacketRemapper() {

        @Override
        public void registerMap() {
            // Location
            map(Type.POSITION);
            // Action Id
            map(Type.UNSIGNED_BYTE);
            // Action param
            map(Type.UNSIGNED_BYTE);
            // Block Id - /!\ NOT BLOCK STATE ID
            map(Type.VAR_INT);
            handler(new PacketHandler() {

                @Override
                public void handle(PacketWrapper wrapper) throws Exception {
                    int blockId = wrapper.get(Type.VAR_INT, 0);
                    if (blockId == 73)
                        blockId = 25;
                    else if (blockId == 99)
                        blockId = 33;
                    else if (blockId == 92)
                        blockId = 29;
                    else if (blockId == 142)
                        blockId = 54;
                    else if (blockId == 305)
                        blockId = 146;
                    else if (blockId == 249)
                        blockId = 130;
                    else if (blockId == 257)
                        blockId = 138;
                    else if (blockId == 140)
                        blockId = 52;
                    else if (blockId == 472)
                        blockId = 209;
                    else if (blockId >= 483 && blockId <= 498)
                        blockId = blockId - 483 + 219;
                    wrapper.set(Type.VAR_INT, 0, blockId);
                }
            });
        }
    });
    protocol.registerClientbound(ClientboundPackets1_13.BLOCK_ENTITY_DATA, new PacketRemapper() {

        @Override
        public void registerMap() {
            // 0 - Position
            map(Type.POSITION);
            // 1 - Action
            map(Type.UNSIGNED_BYTE);
            // 2 - NBT Data
            map(Type.NBT);
            handler(new PacketHandler() {

                @Override
                public void handle(PacketWrapper wrapper) throws Exception {
                    BackwardsBlockEntityProvider provider = Via.getManager().getProviders().get(BackwardsBlockEntityProvider.class);
                    // TODO conduit handling
                    if (wrapper.get(Type.UNSIGNED_BYTE, 0) == 5) {
                        wrapper.cancel();
                    }
                    wrapper.set(Type.NBT, 0, provider.transform(wrapper.user(), wrapper.get(Type.POSITION, 0), wrapper.get(Type.NBT, 0)));
                }
            });
        }
    });
    protocol.registerClientbound(ClientboundPackets1_13.UNLOAD_CHUNK, new PacketRemapper() {

        @Override
        public void registerMap() {
            handler(new PacketHandler() {

                @Override
                public void handle(PacketWrapper wrapper) throws Exception {
                    int chunkMinX = wrapper.passthrough(Type.INT) << 4;
                    int chunkMinZ = wrapper.passthrough(Type.INT) << 4;
                    int chunkMaxX = chunkMinX + 15;
                    int chunkMaxZ = chunkMinZ + 15;
                    BackwardsBlockStorage blockStorage = wrapper.user().get(BackwardsBlockStorage.class);
                    blockStorage.getBlocks().entrySet().removeIf(entry -> {
                        Position position = entry.getKey();
                        return position.getX() >= chunkMinX && position.getZ() >= chunkMinZ && position.getX() <= chunkMaxX && position.getZ() <= chunkMaxZ;
                    });
                }
            });
        }
    });
    // Block Change
    protocol.registerClientbound(ClientboundPackets1_13.BLOCK_CHANGE, new PacketRemapper() {

        @Override
        public void registerMap() {
            // 0 - Position
            map(Type.POSITION);
            handler(new PacketHandler() {

                @Override
                public void handle(PacketWrapper wrapper) throws Exception {
                    int blockState = wrapper.read(Type.VAR_INT);
                    Position position = wrapper.get(Type.POSITION, 0);
                    // Store blocks
                    BackwardsBlockStorage storage = wrapper.user().get(BackwardsBlockStorage.class);
                    storage.checkAndStore(position, blockState);
                    wrapper.write(Type.VAR_INT, protocol.getMappingData().getNewBlockStateId(blockState));
                    // Flower pot special treatment
                    flowerPotSpecialTreatment(wrapper.user(), blockState, position);
                }
            });
        }
    });
    // Multi Block Change
    protocol.registerClientbound(ClientboundPackets1_13.MULTI_BLOCK_CHANGE, new PacketRemapper() {

        @Override
        public void registerMap() {
            // 0 - Chunk X
            map(Type.INT);
            // 1 - Chunk Z
            map(Type.INT);
            map(Type.BLOCK_CHANGE_RECORD_ARRAY);
            handler(new PacketHandler() {

                @Override
                public void handle(PacketWrapper wrapper) throws Exception {
                    BackwardsBlockStorage storage = wrapper.user().get(BackwardsBlockStorage.class);
                    for (BlockChangeRecord record : wrapper.get(Type.BLOCK_CHANGE_RECORD_ARRAY, 0)) {
                        int chunkX = wrapper.get(Type.INT, 0);
                        int chunkZ = wrapper.get(Type.INT, 1);
                        int block = record.getBlockId();
                        Position position = new Position(record.getSectionX() + (chunkX * 16), record.getY(), record.getSectionZ() + (chunkZ * 16));
                        // Store if needed
                        storage.checkAndStore(position, block);
                        // Flower pot special treatment
                        flowerPotSpecialTreatment(wrapper.user(), block, position);
                        // Change to old id
                        record.setBlockId(protocol.getMappingData().getNewBlockStateId(block));
                    }
                }
            });
        }
    });
    protocol.registerClientbound(ClientboundPackets1_13.WINDOW_ITEMS, new PacketRemapper() {

        @Override
        public void registerMap() {
            map(Type.UNSIGNED_BYTE);
            map(Type.FLAT_ITEM_ARRAY, Type.ITEM_ARRAY);
            handler(itemArrayHandler(Type.ITEM_ARRAY));
        }
    });
    protocol.registerClientbound(ClientboundPackets1_13.SET_SLOT, new PacketRemapper() {

        @Override
        public void registerMap() {
            map(Type.UNSIGNED_BYTE);
            map(Type.SHORT);
            map(Type.FLAT_ITEM, Type.ITEM);
            handler(itemToClientHandler(Type.ITEM));
        }
    });
    protocol.registerClientbound(ClientboundPackets1_13.CHUNK_DATA, new PacketRemapper() {

        @Override
        public void registerMap() {
            handler(wrapper -> {
                ClientWorld clientWorld = wrapper.user().get(ClientWorld.class);
                Chunk1_9_3_4Type type_old = new Chunk1_9_3_4Type(clientWorld);
                Chunk1_13Type type = new Chunk1_13Type(clientWorld);
                Chunk chunk = wrapper.read(type);
                // Handle Block Entities before block rewrite
                BackwardsBlockEntityProvider provider = Via.getManager().getProviders().get(BackwardsBlockEntityProvider.class);
                BackwardsBlockStorage storage = wrapper.user().get(BackwardsBlockStorage.class);
                for (CompoundTag tag : chunk.getBlockEntities()) {
                    Tag idTag = tag.get("id");
                    if (idTag == null)
                        continue;
                    String id = (String) idTag.getValue();
                    // Ignore if we don't handle it
                    if (!provider.isHandled(id))
                        continue;
                    int sectionIndex = ((NumberTag) tag.get("y")).asInt() >> 4;
                    if (sectionIndex < 0 || sectionIndex > 15) {
                        // 1.17 chunks
                        continue;
                    }
                    ChunkSection section = chunk.getSections()[sectionIndex];
                    int x = ((NumberTag) tag.get("x")).asInt();
                    int y = ((NumberTag) tag.get("y")).asInt();
                    int z = ((NumberTag) tag.get("z")).asInt();
                    Position position = new Position(x, (short) y, z);
                    int block = section.getFlatBlock(x & 0xF, y & 0xF, z & 0xF);
                    storage.checkAndStore(position, block);
                    provider.transform(wrapper.user(), position, tag);
                }
                // Rewrite new blocks to old blocks
                for (int i = 0; i < chunk.getSections().length; i++) {
                    ChunkSection section = chunk.getSections()[i];
                    if (section == null) {
                        continue;
                    }
                    // Flower pots require a special treatment, they are no longer block entities :(
                    for (int y = 0; y < 16; y++) {
                        for (int z = 0; z < 16; z++) {
                            for (int x = 0; x < 16; x++) {
                                int block = section.getFlatBlock(x, y, z);
                                // Check if the block is a flower
                                if (FlowerPotHandler.isFlowah(block)) {
                                    Position pos = new Position((x + (chunk.getX() << 4)), (short) (y + (i << 4)), (z + (chunk.getZ() << 4)));
                                    // Store block
                                    storage.checkAndStore(pos, block);
                                    CompoundTag nbt = provider.transform(wrapper.user(), pos, "minecraft:flower_pot");
                                    chunk.getBlockEntities().add(nbt);
                                }
                            }
                        }
                    }
                    for (int p = 0; p < section.getPaletteSize(); p++) {
                        int old = section.getPaletteEntry(p);
                        if (old != 0) {
                            int oldId = protocol.getMappingData().getNewBlockStateId(old);
                            section.setPaletteEntry(p, oldId);
                        }
                    }
                }
                if (chunk.isBiomeData()) {
                    for (int i = 0; i < 256; i++) {
                        int biome = chunk.getBiomeData()[i];
                        int newId = -1;
                        switch(biome) {
                            // end biomes
                            case 40:
                            case 41:
                            case 42:
                            case 43:
                                newId = 9;
                                break;
                            // deep ocean biomes
                            case 47:
                            case 48:
                            case 49:
                                newId = 24;
                                break;
                            case // deep frozen... let's just pick the frozen variant
                            50:
                                newId = 10;
                                break;
                            // the other new ocean biomes
                            case 44:
                            case 45:
                            case 46:
                                newId = 0;
                                break;
                        }
                        if (newId != -1) {
                            chunk.getBiomeData()[i] = newId;
                        }
                    }
                }
                wrapper.write(type_old, chunk);
            });
        }
    });
    protocol.registerClientbound(ClientboundPackets1_13.EFFECT, new PacketRemapper() {

        @Override
        public void registerMap() {
            // Effect Id
            map(Type.INT);
            // Location
            map(Type.POSITION);
            // Data
            map(Type.INT);
            handler(new PacketHandler() {

                @Override
                public void handle(PacketWrapper wrapper) throws Exception {
                    int id = wrapper.get(Type.INT, 0);
                    int data = wrapper.get(Type.INT, 1);
                    if (id == 1010) {
                        // Play record
                        wrapper.set(Type.INT, 1, protocol.getMappingData().getItemMappings().get(data) >> 4);
                    } else if (id == 2001) {
                        // Block break + block break sound
                        data = protocol.getMappingData().getNewBlockStateId(data);
                        int blockId = data >> 4;
                        int blockData = data & 0xF;
                        wrapper.set(Type.INT, 1, (blockId & 0xFFF) | (blockData << 12));
                    }
                }
            });
        }
    });
    protocol.registerClientbound(ClientboundPackets1_13.MAP_DATA, new PacketRemapper() {

        @Override
        public void registerMap() {
            map(Type.VAR_INT);
            map(Type.BYTE);
            map(Type.BOOLEAN);
            handler(new PacketHandler() {

                @Override
                public void handle(PacketWrapper wrapper) throws Exception {
                    int iconCount = wrapper.passthrough(Type.VAR_INT);
                    for (int i = 0; i < iconCount; i++) {
                        int type = wrapper.read(Type.VAR_INT);
                        byte x = wrapper.read(Type.BYTE);
                        byte z = wrapper.read(Type.BYTE);
                        byte direction = wrapper.read(Type.BYTE);
                        if (wrapper.read(Type.BOOLEAN)) {
                            wrapper.read(Type.COMPONENT);
                        }
                        if (type > 9) {
                            wrapper.set(Type.VAR_INT, 1, wrapper.get(Type.VAR_INT, 1) - 1);
                            continue;
                        }
                        wrapper.write(Type.BYTE, (byte) ((type << 4) | (direction & 0x0F)));
                        wrapper.write(Type.BYTE, x);
                        wrapper.write(Type.BYTE, z);
                    }
                }
            });
        }
    });
    protocol.registerClientbound(ClientboundPackets1_13.ENTITY_EQUIPMENT, new PacketRemapper() {

        @Override
        public void registerMap() {
            map(Type.VAR_INT);
            map(Type.VAR_INT);
            map(Type.FLAT_ITEM, Type.ITEM);
            handler(itemToClientHandler(Type.ITEM));
        }
    });
    protocol.registerClientbound(ClientboundPackets1_13.WINDOW_PROPERTY, new PacketRemapper() {

        @Override
        public void registerMap() {
            // Window Id
            map(Type.UNSIGNED_BYTE);
            // Property
            map(Type.SHORT);
            // Value
            map(Type.SHORT);
            handler(wrapper -> {
                short property = wrapper.get(Type.SHORT, 0);
                // Enchantment table
                if (property >= 4 && property <= 6) {
                    short oldId = wrapper.get(Type.SHORT, 1);
                    wrapper.set(Type.SHORT, 1, (short) protocol.getMappingData().getEnchantmentMappings().getNewId(oldId));
                }
            });
        }
    });
    protocol.registerServerbound(ServerboundPackets1_12_1.CREATIVE_INVENTORY_ACTION, new PacketRemapper() {

        @Override
        public void registerMap() {
            map(Type.SHORT);
            map(Type.ITEM, Type.FLAT_ITEM);
            handler(itemToServerHandler(Type.FLAT_ITEM));
        }
    });
    protocol.registerServerbound(ServerboundPackets1_12_1.CLICK_WINDOW, new PacketRemapper() {

        @Override
        public void registerMap() {
            map(Type.UNSIGNED_BYTE);
            map(Type.SHORT);
            map(Type.BYTE);
            map(Type.SHORT);
            map(Type.VAR_INT);
            map(Type.ITEM, Type.FLAT_ITEM);
            handler(itemToServerHandler(Type.FLAT_ITEM));
        }
    });
}

Example 13 with Type

use of com.viaversion.viaversion.api.type.Type in project ViaBackwards by ViaVersion.

the class EntityPackets1_12 method registerPackets.

@Override
protected void registerPackets() {
    protocol.registerClientbound(ClientboundPackets1_12.SPAWN_ENTITY, new PacketRemapper() {

        @Override
        public void registerMap() {
            // 0 - Entity id
            map(Type.VAR_INT);
            // 1 - UUID
            map(Type.UUID);
            // 2 - Type
            map(Type.BYTE);
            // 3 - x
            map(Type.DOUBLE);
            // 4 - y
            map(Type.DOUBLE);
            // 5 - z
            map(Type.DOUBLE);
            // 6 - Pitch
            map(Type.BYTE);
            // 7 - Yaw
            map(Type.BYTE);
            // 8 - data
            map(Type.INT);
            // Track Entity
            handler(getObjectTrackerHandler());
            handler(getObjectRewriter(id -> Entity1_12Types.ObjectType.findById(id).orElse(null)));
            // Handle FallingBlock blocks
            handler(new PacketHandler() {

                @Override
                public void handle(PacketWrapper wrapper) throws Exception {
                    Optional<Entity1_12Types.ObjectType> type = Entity1_12Types.ObjectType.findById(wrapper.get(Type.BYTE, 0));
                    if (type.isPresent() && type.get() == Entity1_12Types.ObjectType.FALLING_BLOCK) {
                        int objectData = wrapper.get(Type.INT, 0);
                        int objType = objectData & 4095;
                        int data = objectData >> 12 & 15;
                        Block block = protocol.getItemRewriter().handleBlock(objType, data);
                        if (block == null) {
                            return;
                        }
                        wrapper.set(Type.INT, 0, block.getId() | block.getData() << 12);
                    }
                }
            });
        }
    });
    registerTracker(ClientboundPackets1_12.SPAWN_EXPERIENCE_ORB, Entity1_12Types.EntityType.EXPERIENCE_ORB);
    registerTracker(ClientboundPackets1_12.SPAWN_GLOBAL_ENTITY, Entity1_12Types.EntityType.WEATHER);
    protocol.registerClientbound(ClientboundPackets1_12.SPAWN_MOB, new PacketRemapper() {

        @Override
        public void registerMap() {
            // 0 - Entity id
            map(Type.VAR_INT);
            // 1 - UUID
            map(Type.UUID);
            // 2 - Entity Type
            map(Type.VAR_INT);
            // 3 - X
            map(Type.DOUBLE);
            // 4 - Y
            map(Type.DOUBLE);
            // 5 - Z
            map(Type.DOUBLE);
            // 6 - Yaw
            map(Type.BYTE);
            // 7 - Pitch
            map(Type.BYTE);
            // 8 - Head Pitch
            map(Type.BYTE);
            // 9 - Velocity X
            map(Type.SHORT);
            // 10 - Velocity Y
            map(Type.SHORT);
            // 11 - Velocity Z
            map(Type.SHORT);
            // 12 - Metadata
            map(Types1_12.METADATA_LIST);
            // Track entity
            handler(getTrackerHandler());
            // Rewrite entity type / metadata
            handler(getMobSpawnRewriter(Types1_12.METADATA_LIST));
        }
    });
    registerTracker(ClientboundPackets1_12.SPAWN_PAINTING, Entity1_12Types.EntityType.PAINTING);
    protocol.registerClientbound(ClientboundPackets1_12.SPAWN_PLAYER, new PacketRemapper() {

        @Override
        public void registerMap() {
            // 0 - Entity ID
            map(Type.VAR_INT);
            // 1 - Player UUID
            map(Type.UUID);
            // 2 - X
            map(Type.DOUBLE);
            // 3 - Y
            map(Type.DOUBLE);
            // 4 - Z
            map(Type.DOUBLE);
            // 5 - Yaw
            map(Type.BYTE);
            // 6 - Pitch
            map(Type.BYTE);
            // 7 - Metadata list
            map(Types1_12.METADATA_LIST);
            handler(getTrackerAndMetaHandler(Types1_12.METADATA_LIST, Entity1_12Types.EntityType.PLAYER));
        }
    });
    protocol.registerClientbound(ClientboundPackets1_12.JOIN_GAME, new PacketRemapper() {

        @Override
        public void registerMap() {
            // 0 - Entity ID
            map(Type.INT);
            // 1 - Gamemode
            map(Type.UNSIGNED_BYTE);
            // 2 - Dimension
            map(Type.INT);
            handler(getTrackerHandler(Entity1_12Types.EntityType.PLAYER, Type.INT));
            handler(getDimensionHandler(1));
            handler(new PacketHandler() {

                @Override
                public void handle(PacketWrapper wrapper) throws Exception {
                    ShoulderTracker tracker = wrapper.user().get(ShoulderTracker.class);
                    tracker.setEntityId(wrapper.get(Type.INT, 0));
                }
            });
            // Send fake inventory achievement
            handler(new PacketHandler() {

                @Override
                public void handle(PacketWrapper packetWrapper) throws Exception {
                    PacketWrapper wrapper = PacketWrapper.create(0x07, null, packetWrapper.user());
                    wrapper.write(Type.VAR_INT, 1);
                    wrapper.write(Type.STRING, "achievement.openInventory");
                    wrapper.write(Type.VAR_INT, 1);
                    wrapper.scheduleSend(Protocol1_11_1To1_12.class);
                }
            });
        }
    });
    registerRespawn(ClientboundPackets1_12.RESPAWN);
    registerRemoveEntities(ClientboundPackets1_12.DESTROY_ENTITIES);
    registerMetadataRewriter(ClientboundPackets1_12.ENTITY_METADATA, Types1_12.METADATA_LIST);
    protocol.registerClientbound(ClientboundPackets1_12.ENTITY_PROPERTIES, new PacketRemapper() {

        @Override
        public void registerMap() {
            map(Type.VAR_INT);
            map(Type.INT);
            handler(wrapper -> {
                int size = wrapper.get(Type.INT, 0);
                int newSize = size;
                for (int i = 0; i < size; i++) {
                    String key = wrapper.read(Type.STRING);
                    // Remove new attribute
                    if (key.equals("generic.flyingSpeed")) {
                        newSize--;
                        wrapper.read(Type.DOUBLE);
                        int modSize = wrapper.read(Type.VAR_INT);
                        for (int j = 0; j < modSize; j++) {
                            wrapper.read(Type.UUID);
                            wrapper.read(Type.DOUBLE);
                            wrapper.read(Type.BYTE);
                        }
                    } else {
                        wrapper.write(Type.STRING, key);
                        wrapper.passthrough(Type.DOUBLE);
                        int modSize = wrapper.passthrough(Type.VAR_INT);
                        for (int j = 0; j < modSize; j++) {
                            wrapper.passthrough(Type.UUID);
                            wrapper.passthrough(Type.DOUBLE);
                            wrapper.passthrough(Type.BYTE);
                        }
                    }
                }
                if (newSize != size) {
                    wrapper.set(Type.INT, 0, newSize);
                }
            });
        }
    });
}

Example 14 with Type

use of com.viaversion.viaversion.api.type.Type in project ViaVersion by ViaVersion.

the class InventoryPackets method registerPackets.

@Override
public void registerPackets() {
    registerSetCooldown(ClientboundPackets1_13.COOLDOWN);
    registerAdvancements(ClientboundPackets1_13.ADVANCEMENTS, Type.FLAT_VAR_INT_ITEM);
    protocol.registerClientbound(ClientboundPackets1_13.OPEN_WINDOW, null, new PacketRemapper() {

        @Override
        public void registerMap() {
            handler(new PacketHandler() {

                @Override
                public void handle(PacketWrapper wrapper) throws Exception {
                    Short windowId = wrapper.read(Type.UNSIGNED_BYTE);
                    String type = wrapper.read(Type.STRING);
                    JsonElement title = wrapper.read(Type.COMPONENT);
                    COMPONENT_REWRITER.processText(title);
                    Short slots = wrapper.read(Type.UNSIGNED_BYTE);
                    if (type.equals("EntityHorse")) {
                        wrapper.setId(0x1F);
                        int entityId = wrapper.read(Type.INT);
                        wrapper.write(Type.UNSIGNED_BYTE, windowId);
                        wrapper.write(Type.VAR_INT, slots.intValue());
                        wrapper.write(Type.INT, entityId);
                    } else {
                        wrapper.setId(0x2E);
                        wrapper.write(Type.VAR_INT, windowId.intValue());
                        int typeId = -1;
                        switch(type) {
                            case "minecraft:crafting_table":
                                typeId = 11;
                                break;
                            case "minecraft:furnace":
                                typeId = 13;
                                break;
                            case "minecraft:dropper":
                            case "minecraft:dispenser":
                                typeId = 6;
                                break;
                            case "minecraft:enchanting_table":
                                typeId = 12;
                                break;
                            case "minecraft:brewing_stand":
                                typeId = 10;
                                break;
                            case "minecraft:villager":
                                typeId = 18;
                                break;
                            case "minecraft:beacon":
                                typeId = 8;
                                break;
                            case "minecraft:anvil":
                                typeId = 7;
                                break;
                            case "minecraft:hopper":
                                typeId = 15;
                                break;
                            case "minecraft:shulker_box":
                                typeId = 19;
                                break;
                            case "minecraft:container":
                            case "minecraft:chest":
                            default:
                                if (slots > 0 && slots <= 54) {
                                    typeId = slots / 9 - 1;
                                }
                                break;
                        }
                        if (typeId == -1) {
                            Via.getPlatform().getLogger().warning("Can't open inventory for 1.14 player! Type: " + type + " Size: " + slots);
                        }
                        wrapper.write(Type.VAR_INT, typeId);
                        wrapper.write(Type.COMPONENT, title);
                    }
                }
            });
        }
    });
    registerWindowItems(ClientboundPackets1_13.WINDOW_ITEMS, Type.FLAT_VAR_INT_ITEM_ARRAY);
    registerSetSlot(ClientboundPackets1_13.SET_SLOT, Type.FLAT_VAR_INT_ITEM);
    protocol.registerClientbound(ClientboundPackets1_13.PLUGIN_MESSAGE, new PacketRemapper() {

        @Override
        public void registerMap() {
            // Channel
            map(Type.STRING);
            handler(new PacketHandler() {

                @Override
                public void handle(PacketWrapper wrapper) throws Exception {
                    String channel = wrapper.get(Type.STRING, 0);
                    if (channel.equals("minecraft:trader_list") || channel.equals("trader_list")) {
                        wrapper.setId(0x27);
                        wrapper.resetReader();
                        // Remove channel
                        wrapper.read(Type.STRING);
                        int windowId = wrapper.read(Type.INT);
                        EntityTracker1_14 tracker = wrapper.user().getEntityTracker(Protocol1_14To1_13_2.class);
                        tracker.setLatestTradeWindowId(windowId);
                        wrapper.write(Type.VAR_INT, windowId);
                        int size = wrapper.passthrough(Type.UNSIGNED_BYTE);
                        for (int i = 0; i < size; i++) {
                            // Input Item
                            handleItemToClient(wrapper.passthrough(Type.FLAT_VAR_INT_ITEM));
                            // Output Item
                            handleItemToClient(wrapper.passthrough(Type.FLAT_VAR_INT_ITEM));
                            // Has second item
                            boolean secondItem = wrapper.passthrough(Type.BOOLEAN);
                            if (secondItem) {
                                // Second Item
                                handleItemToClient(wrapper.passthrough(Type.FLAT_VAR_INT_ITEM));
                            }
                            // Trade disabled
                            wrapper.passthrough(Type.BOOLEAN);
                            // Number of tools uses
                            wrapper.passthrough(Type.INT);
                            // Maximum number of trade uses
                            wrapper.passthrough(Type.INT);
                            wrapper.write(Type.INT, 0);
                            wrapper.write(Type.INT, 0);
                            wrapper.write(Type.FLOAT, 0f);
                        }
                        wrapper.write(Type.VAR_INT, 0);
                        wrapper.write(Type.VAR_INT, 0);
                        wrapper.write(Type.BOOLEAN, false);
                    } else if (channel.equals("minecraft:book_open") || channel.equals("book_open")) {
                        int hand = wrapper.read(Type.VAR_INT);
                        wrapper.clearPacket();
                        wrapper.setId(0x2D);
                        wrapper.write(Type.VAR_INT, hand);
                    }
                }
            });
        }
    });
    registerEntityEquipment(ClientboundPackets1_13.ENTITY_EQUIPMENT, Type.FLAT_VAR_INT_ITEM);
    RecipeRewriter recipeRewriter = new RecipeRewriter1_13_2(protocol);
    protocol.registerClientbound(ClientboundPackets1_13.DECLARE_RECIPES, new PacketRemapper() {

        @Override
        public void registerMap() {
            handler(wrapper -> {
                int size = wrapper.passthrough(Type.VAR_INT);
                int deleted = 0;
                for (int i = 0; i < size; i++) {
                    // Recipe Identifier
                    String id = wrapper.read(Type.STRING);
                    String type = wrapper.read(Type.STRING);
                    if (REMOVED_RECIPE_TYPES.contains(type)) {
                        deleted++;
                        continue;
                    }
                    wrapper.write(Type.STRING, type);
                    wrapper.write(Type.STRING, id);
                    recipeRewriter.handle(wrapper, type);
                }
                wrapper.set(Type.VAR_INT, 0, size - deleted);
            });
        }
    });
    registerClickWindow(ServerboundPackets1_14.CLICK_WINDOW, Type.FLAT_VAR_INT_ITEM);
    protocol.registerServerbound(ServerboundPackets1_14.SELECT_TRADE, new PacketRemapper() {

        @Override
        public void registerMap() {
            handler(new PacketHandler() {

                @Override
                public void handle(PacketWrapper wrapper) throws Exception {
                    // Selecting trade now moves the items, we need to resync the inventory
                    PacketWrapper resyncPacket = wrapper.create(0x08);
                    EntityTracker1_14 tracker = wrapper.user().getEntityTracker(Protocol1_14To1_13_2.class);
                    // 0 - Window ID
                    resyncPacket.write(Type.UNSIGNED_BYTE, ((short) tracker.getLatestTradeWindowId()));
                    // 1 - Slot
                    resyncPacket.write(Type.SHORT, ((short) -999));
                    // 2 - Button - End left click
                    resyncPacket.write(Type.BYTE, (byte) 2);
                    // 3 - Action number
                    resyncPacket.write(Type.SHORT, ((short) ThreadLocalRandom.current().nextInt()));
                    // 4 - Mode - Drag
                    resyncPacket.write(Type.VAR_INT, 5);
                    CompoundTag tag = new CompoundTag();
                    // Tags with NaN are not equal
                    tag.put("force_resync", new DoubleTag(Double.NaN));
                    // 5 - Clicked Item
                    resyncPacket.write(Type.FLAT_VAR_INT_ITEM, new DataItem(1, (byte) 1, (short) 0, tag));
                    resyncPacket.scheduleSendToServer(Protocol1_14To1_13_2.class);
                }
            });
        }
    });
    registerCreativeInvAction(ServerboundPackets1_14.CREATIVE_INVENTORY_ACTION, Type.FLAT_VAR_INT_ITEM);
    registerSpawnParticle(ClientboundPackets1_13.SPAWN_PARTICLE, Type.FLAT_VAR_INT_ITEM, Type.FLOAT);
}

Example 15 with Type

use of com.viaversion.viaversion.api.type.Type in project ViaVersion by ViaVersion.

the class EntityPackets method register.

public static void register(Protocol1_15To1_14_4 protocol) {
    MetadataRewriter1_15To1_14_4 metadataRewriter = protocol.get(MetadataRewriter1_15To1_14_4.class);
    metadataRewriter.registerTrackerWithData(ClientboundPackets1_14.SPAWN_ENTITY, Entity1_15Types.FALLING_BLOCK);
    protocol.registerClientbound(ClientboundPackets1_14.SPAWN_MOB, new PacketRemapper() {

        @Override
        public void registerMap() {
            // 0 - Entity ID
            map(Type.VAR_INT);
            // 1 - Entity UUID
            map(Type.UUID);
            // 2 - Entity Type
            map(Type.VAR_INT);
            // 3 - X
            map(Type.DOUBLE);
            // 4 - Y
            map(Type.DOUBLE);
            // 5 - Z
            map(Type.DOUBLE);
            // 6 - Yaw
            map(Type.BYTE);
            // 7 - Pitch
            map(Type.BYTE);
            // 8 - Head Pitch
            map(Type.BYTE);
            // 9 - Velocity X
            map(Type.SHORT);
            // 10 - Velocity Y
            map(Type.SHORT);
            // 11 - Velocity Z
            map(Type.SHORT);
            handler(metadataRewriter.trackerHandler());
            handler(wrapper -> sendMetadataPacket(wrapper, wrapper.get(Type.VAR_INT, 0), metadataRewriter));
        }
    });
    protocol.registerClientbound(ClientboundPackets1_14.SPAWN_PLAYER, new PacketRemapper() {

        @Override
        public void registerMap() {
            // 0 - Entity ID
            map(Type.VAR_INT);
            // 1 - Player UUID
            map(Type.UUID);
            // 2 - X
            map(Type.DOUBLE);
            // 3 - Y
            map(Type.DOUBLE);
            // 4 - Z
            map(Type.DOUBLE);
            // 5 - Yaw
            map(Type.BYTE);
            // 6 - Pitch
            map(Type.BYTE);
            handler(wrapper -> {
                int entityId = wrapper.get(Type.VAR_INT, 0);
                wrapper.user().getEntityTracker(Protocol1_15To1_14_4.class).addEntity(entityId, Entity1_15Types.PLAYER);
                sendMetadataPacket(wrapper, entityId, metadataRewriter);
            });
        }
    });
    metadataRewriter.registerMetadataRewriter(ClientboundPackets1_14.ENTITY_METADATA, Types1_14.METADATA_LIST);
    metadataRewriter.registerRemoveEntities(ClientboundPackets1_14.DESTROY_ENTITIES);
}