Examples with SpawnableObject com.github.dirtpowered.dirtmv.data.entity.SpawnableObject used on opensource projects

Example 1 with SpawnableObject

use of com.github.dirtpowered.dirtmv.data.entity.SpawnableObject in project DirtMultiversion by DirtPowered.

the class V1_7RTo1_8RMetadataTransformer method transformMetadata.

@Override
public WatchableObject[] transformMetadata(SpawnableObject entityType, WatchableObject[] watchableObjects) {
    List<WatchableObject> newMetaData = new ArrayList<>();
    for (WatchableObject watchableObject : watchableObjects) {
        MetadataType type = watchableObject.getType();
        Object value = watchableObject.getValue();
        int index = watchableObject.getIndex();
        if (entityType.isLivingEntity()) {
            if (type == MetadataType.BYTE && index == 11) {
                // nametag visibility
                newMetaData.add(new WatchableObject(MetadataType.BYTE, 3, value));
            } else if (type == MetadataType.INT && index == 12) {
                // ageable entities
                int age = (int) value;
                newMetaData.add(new WatchableObject(MetadataType.BYTE, 12, (byte) (age < 0 ? -1 : 0)));
            } else if (entityType == EntityType.ENDER_MAN && type == MetadataType.BYTE && index == 16) {
                // enderman carried item
                newMetaData.add(new WatchableObject(MetadataType.SHORT, 16, ((Byte) value).shortValue()));
            } else if (entityType == EntityType.HUMAN) {
                if (type == MetadataType.BYTE && index == 16) {
                // TODO: check for metadata changes
                } else {
                    newMetaData.add(watchableObject);
                }
            } else if (type == MetadataType.STRING && index == 10) {
                // custom display name
                newMetaData.add(new WatchableObject(MetadataType.STRING, 2, value));
            } else {
                newMetaData.add(watchableObject);
            }
        } else {
            if (entityType == ObjectType.ITEM_FRAME) {
                if (type == MetadataType.BYTE && index == 3) {
                    newMetaData.add(new WatchableObject(MetadataType.BYTE, 9, value));
                } else if (type == MetadataType.ITEM && index == 2) {
                    newMetaData.add(new WatchableObject(MetadataType.ITEM, 8, value));
                }
            } else {
                newMetaData.add(watchableObject);
            }
        }
    }
    if (newMetaData.isEmpty()) {
        List<WatchableObject> defaultMetadata = Arrays.asList(new WatchableObject(MetadataType.BYTE, 0, (byte) 0), new WatchableObject(MetadataType.SHORT, 1, 300), new WatchableObject(MetadataType.BYTE, 4, (byte) 0));
        newMetaData.addAll(defaultMetadata);
    }
    return newMetaData.toArray(new WatchableObject[0]);
}

Example 2 with SpawnableObject

use of com.github.dirtpowered.dirtmv.data.entity.SpawnableObject in project DirtMultiversion by DirtPowered.

the class V1_5RTo1_6RMetadataTransformer method transformMetadata.

@Override
public WatchableObject[] transformMetadata(SpawnableObject entityType, WatchableObject[] watchableObjects) {
    List<WatchableObject> newMetaData = new ArrayList<>();
    for (WatchableObject watchableObject : watchableObjects) {
        MetadataType type = watchableObject.getType();
        Object value = watchableObject.getValue();
        int index = watchableObject.getIndex();
        if (entityType.isLivingEntity()) {
            if (index == 8) {
                // potion color
                newMetaData.add(new WatchableObject(type, 7, value));
            } else if (index == 9) {
                // potion ambient
                newMetaData.add(new WatchableObject(type, 8, value));
            } else if (index == 10) {
                // arrow count in entity
                newMetaData.add(new WatchableObject(type, 9, value));
            } else if (index == 5) {
                // name tag
                newMetaData.add(new WatchableObject(type, 10, value));
            } else if (index == 6) {
                // name tag visibility
                newMetaData.add(new WatchableObject(type, 11, value));
            } else if (entityType == EntityType.WITHER | entityType == EntityType.ENDER_DRAGON) {
                if (index == 16) {
                    newMetaData.add(new WatchableObject(MetadataType.FLOAT, 6, ((Integer) value).floatValue()));
                } else {
                    newMetaData.add(watchableObject);
                }
            } else if (entityType == EntityType.WOLF) {
                if (index == 18) {
                    newMetaData.add(new WatchableObject(MetadataType.FLOAT, 18, ((Integer) value).floatValue()));
                } else {
                    newMetaData.add(watchableObject);
                }
            } else if (entityType == EntityType.HUMAN) {
                if (index == 17) {
                    // absorption amount
                    if (value instanceof Byte) {
                        newMetaData.add(new WatchableObject(MetadataType.FLOAT, 17, ((Byte) value).floatValue()));
                    } else if (value instanceof Integer) {
                        newMetaData.add(new WatchableObject(MetadataType.FLOAT, 17, ((Integer) value).floatValue()));
                    }
                } else {
                    newMetaData.add(watchableObject);
                }
            } else {
                newMetaData.add(watchableObject);
            }
        } else {
            newMetaData.add(watchableObject);
        }
    }
    if (newMetaData.isEmpty()) {
        List<WatchableObject> defaultMetadata = Arrays.asList(new WatchableObject(MetadataType.BYTE, 0, 0), new WatchableObject(MetadataType.SHORT, 1, 300));
        newMetaData.addAll(defaultMetadata);
    }
    return newMetaData.toArray(new WatchableObject[0]);
}

Example 3 with SpawnableObject

use of com.github.dirtpowered.dirtmv.data.entity.SpawnableObject in project DirtMultiversion by DirtPowered.

the class EntityPackets method registerTranslators.

@Override
public void registerTranslators() {
    // spawn mob
    addTranslator(0x0F, ProtocolState.PLAY, PacketDirection.TO_CLIENT, new PacketTranslator() {

        @Override
        public PacketData translate(ServerSession session, PacketData data) {
            ProtocolStorage storage = session.getStorage();
            EntityType entityType = EntityType.fromEntityTypeId(data.read(Type.BYTE, 1));
            if (storage.hasObject(V1_7EntityTracker.class)) {
                V1_7EntityTracker tracker = storage.get(V1_7EntityTracker.class);
                int entityId = data.read(Type.VAR_INT, 0);
                tracker.addEntity(entityId, entityType);
            }
            WatchableObject[] oldMeta = data.read(Type.V1_7R_METADATA, 11);
            WatchableObject[] newMeta = metadataTransformer.transformMetadata(entityType, oldMeta);
            return PacketUtil.createPacket(0x0F, new TypeHolder[] { data.read(0), data.read(1), data.read(2), data.read(3), data.read(4), data.read(5), data.read(6), data.read(7), data.read(8), data.read(9), data.read(10), set(Type.V1_8R_METADATA, newMeta) });
        }
    });
    // entity metadata
    addTranslator(0x1C, ProtocolState.PLAY, PacketDirection.TO_CLIENT, new PacketTranslator() {

        @Override
        public PacketData translate(ServerSession session, PacketData data) {
            ProtocolStorage storage = session.getStorage();
            SpawnableObject entityObject = null;
            int entityId = data.read(Type.INT, 0);
            if (storage.hasObject(EntityTracker.class)) {
                EntityTracker tracker = storage.get(EntityTracker.class);
                entityObject = tracker.getEntityById(entityId);
            } else if (storage.hasObject(V1_7EntityTracker.class)) {
                V1_7EntityTracker tracker = storage.get(V1_7EntityTracker.class);
                entityObject = tracker.getEntityById(entityId);
            }
            if (entityObject == null)
                return cancel();
            WatchableObject[] oldMeta = data.read(Type.V1_7R_METADATA, 1);
            WatchableObject[] watchableObjects = metadataTransformer.transformMetadata(entityObject, oldMeta);
            for (int i = 0; i < watchableObjects.length; i++) {
                WatchableObject watchableObject = watchableObjects[i];
                if (watchableObject.getType() == MetadataType.ITEM) {
                    ItemStack obj = (ItemStack) watchableObject.getValue();
                    if (obj != null) {
                        obj = InventoryPackets.itemRemapper.replaceItem(obj);
                    }
                    watchableObjects[i] = new WatchableObject(MetadataType.ITEM, watchableObject.getIndex(), obj);
                }
            }
            return PacketUtil.createPacket(0x1C, new TypeHolder[] { set(Type.VAR_INT, data.read(Type.INT, 0)), set(Type.V1_8R_METADATA, watchableObjects) });
        }
    });
    // entity velocity
    addTranslator(0x12, ProtocolState.PLAY, PacketDirection.TO_CLIENT, new PacketTranslator() {

        @Override
        public PacketData translate(ServerSession session, PacketData data) {
            return PacketUtil.createPacket(0x12, new TypeHolder[] { set(Type.VAR_INT, data.read(Type.INT, 0)), data.read(1), data.read(2), data.read(3) });
        }
    });
    // entity destroy
    addTranslator(0x13, ProtocolState.PLAY, PacketDirection.TO_CLIENT, new PacketTranslator() {

        @Override
        public PacketData translate(ServerSession session, PacketData data) {
            ProtocolStorage storage = session.getStorage();
            int[] entities = data.read(Type.BYTE_INT_ARRAY, 0);
            if (storage.hasObject(V1_7EntityTracker.class)) {
                for (int entityId : entities) {
                    V1_7EntityTracker tracker = storage.get(V1_7EntityTracker.class);
                    tracker.removeEntity(entityId);
                }
            }
            return PacketUtil.createPacket(0x13, new TypeHolder[] { set(Type.VAR_INT_ARRAY, entities) });
        }
    });
    // spawn player
    addTranslator(0x0C, ProtocolState.PLAY, PacketDirection.TO_CLIENT, new PacketTranslator() {

        @SneakyThrows
        @Override
        public PacketData translate(ServerSession session, PacketData data) {
            ProtocolStorage storage = session.getStorage();
            UUID uniqueId = UUID.fromString(data.read(Type.V1_7_STRING, 1));
            String username = data.read(Type.V1_7_STRING, 2);
            GameProfile profile = GameProfileFetcher.getProfile(username).get();
            if (storage.hasObject(V1_7EntityTracker.class)) {
                V1_7EntityTracker tracker = storage.get(V1_7EntityTracker.class);
                int entityId = data.read(Type.VAR_INT, 0);
                tracker.addEntity(entityId, EntityType.HUMAN);
            }
            WatchableObject[] oldMeta = data.read(Type.V1_7R_METADATA, 10);
            WatchableObject[] newMeta = metadataTransformer.transformMetadata(EntityType.HUMAN, oldMeta);
            // skin layers
            WatchableObject[] layers = new WatchableObject[newMeta.length + 1];
            System.arraycopy(newMeta, 0, layers, 0, newMeta.length);
            layers[newMeta.length] = new WatchableObject(MetadataType.BYTE, 10, (byte) 127);
            newMeta = layers;
            PacketData playerSpawn = PacketUtil.createPacket(0x0C, new TypeHolder[] { data.read(0), set(Type.UUID, profile.getId()), data.read(4), data.read(5), data.read(6), data.read(7), data.read(8), data.read(9), set(Type.V1_8R_METADATA, newMeta) });
            // create fake profile
            // GameProfile profile = new GameProfile(uniqueId, username);
            TabListEntry tabAddListEntry = new TabListEntry(TabListAction.ADD_PLAYER, new PlayerListEntry[] { new PlayerListEntry(profile, new Property[0], 0, 0, null) });
            PacketData tabEntry = PacketUtil.createPacket(0x38, new TypeHolder[] { set(Type.TAB_LIST_ENTRY, tabAddListEntry) });
            // seems that client overwrites old tab packet after sending a new one
            session.sendPacket(tabEntry, PacketDirection.TO_CLIENT, getFrom());
            // send player spawn (right after tablist packet)
            session.sendPacket(playerSpawn, PacketDirection.TO_CLIENT, getFrom());
            new Timer().schedule(new TimerTask() {

                @Override
                public void run() {
                    TabListEntry tabRemoveListEntry = new TabListEntry(TabListAction.REMOVE_PLAYER, new PlayerListEntry[] { new PlayerListEntry(profile, new Property[0], 0, 0, null) });
                    PacketData removeTab = PacketUtil.createPacket(0x38, new TypeHolder[] { set(Type.TAB_LIST_ENTRY, tabRemoveListEntry) });
                    session.sendPacket(removeTab, PacketDirection.TO_CLIENT, getFrom());
                }
            }, 40L);
            return cancel();
        }
    });
    // entity equipment
    addTranslator(0x04, ProtocolState.PLAY, PacketDirection.TO_CLIENT, new PacketTranslator() {

        @Override
        public PacketData translate(ServerSession session, PacketData data) {
            ItemStack originalItem = data.read(Type.V1_3R_ITEM, 2);
            if (originalItem != null) {
                originalItem = InventoryPackets.itemRemapper.replaceItem(originalItem);
            }
            return PacketUtil.createPacket(0x04, new TypeHolder[] { set(Type.VAR_INT, data.read(Type.INT, 0)), data.read(1), set(Type.V1_8R_ITEM, originalItem) });
        }
    });
    // update tile entity
    addTranslator(0x35, ProtocolState.PLAY, PacketDirection.TO_CLIENT, new PacketTranslator() {

        @Override
        public PacketData translate(ServerSession session, PacketData data) {
            int x = data.read(Type.INT, 0);
            short y = data.read(Type.SHORT, 1);
            int z = data.read(Type.INT, 2);
            return PacketUtil.createPacket(0x35, new TypeHolder[] { set(Type.LONG, ProtocolRelease47To5.toBlockPosition(x, y, z)), data.read(3), set(Type.COMPRESSED_COMPOUND_TAG, data.read(Type.COMPOUND_TAG, 4)) });
        }
    });
    // spawn painting
    addTranslator(0x10, ProtocolState.PLAY, PacketDirection.TO_CLIENT, new PacketTranslator() {

        @Override
        public PacketData translate(ServerSession session, PacketData data) {
            int x = data.read(Type.INT, 2);
            int y = data.read(Type.INT, 3);
            int z = data.read(Type.INT, 4);
            int direction = data.read(Type.INT, 5);
            switch(direction) {
                case 0:
                    z += 1;
                    break;
                case 1:
                    x -= 1;
                    break;
                case 2:
                    z -= 1;
                    break;
                case 3:
                    x += 1;
                    break;
            }
            return PacketUtil.createPacket(0x10, new TypeHolder[] { data.read(0), data.read(1), set(Type.LONG, ProtocolRelease47To5.toBlockPosition(x, y, z)), set(Type.BYTE, data.read(Type.INT, 5).byteValue()) });
        }
    });
    // entity effect
    addTranslator(0x1D, ProtocolState.PLAY, PacketDirection.TO_CLIENT, new PacketTranslator() {

        @Override
        public PacketData translate(ServerSession session, PacketData data) {
            return PacketUtil.createPacket(0x1D, new TypeHolder[] { set(Type.VAR_INT, data.read(Type.INT, 0)), data.read(1), data.read(2), set(Type.VAR_INT, data.read(Type.SHORT, 3).intValue()), set(Type.BOOLEAN, false) });
        }
    });
    // remove entity effect
    addTranslator(0x1E, ProtocolState.PLAY, PacketDirection.TO_CLIENT, new PacketTranslator() {

        @Override
        public PacketData translate(ServerSession session, PacketData data) {
            return PacketUtil.createPacket(0x1E, new TypeHolder[] { set(Type.VAR_INT, data.read(Type.INT, 0)), data.read(1) });
        }
    });
    // spawn object
    addTranslator(0x0E, ProtocolState.PLAY, PacketDirection.TO_CLIENT, new PacketTranslator() {

        @Override
        public PacketData translate(ServerSession session, PacketData data) {
            ProtocolStorage storage = session.getStorage();
            int x = data.read(Type.INT, 2);
            int y = data.read(Type.INT, 3);
            int z = data.read(Type.INT, 4);
            byte type = data.read(Type.BYTE, 1);
            byte yaw = data.read(Type.BYTE, 6);
            Motion motionData = data.read(Type.MOTION, 7);
            ObjectType objectType = ObjectType.fromObjectTypeId(type);
            switch(objectType) {
                case ITEM:
                    y -= 4;
                    break;
                case TNT_PRIMED:
                    y -= 16;
                    break;
                case FALLING_OBJECT:
                    int itemId = motionData.getThrowerId();
                    int itemData = motionData.getThrowerId() >> 16;
                    short mX = motionData.getMotionX();
                    short mY = motionData.getMotionY();
                    short mZ = motionData.getMotionZ();
                    y -= 16;
                    motionData = new Motion(itemId | itemData << 12, mX, mY, mZ);
                    break;
                case ITEM_FRAME:
                    int rotation = motionData.getThrowerId();
                    if (rotation == 0) {
                        z += 32;
                        yaw = 0;
                    } else if (rotation == 1) {
                        x -= 32;
                        yaw = 64;
                    } else if (rotation == 2) {
                        z -= 32;
                        yaw = -128;
                    } else if (rotation == 3) {
                        x += 32;
                        yaw = -64;
                    }
                    break;
            }
            if (storage.hasObject(V1_7EntityTracker.class)) {
                V1_7EntityTracker tracker = storage.get(V1_7EntityTracker.class);
                int entityId = data.read(Type.VAR_INT, 0);
                tracker.addEntity(entityId, objectType);
            }
            return PacketUtil.createPacket(0x0E, new TypeHolder[] { data.read(0), set(Type.BYTE, type), set(Type.INT, x), set(Type.INT, y), set(Type.INT, z), data.read(5), set(Type.BYTE, yaw), set(Type.MOTION, motionData) });
        }
    });
}