private void performThunder(long index, FullChunk chunk) {
    if (areNeighboringChunksLoaded(index)) return;
    if (ThreadLocalRandom.current().nextInt(10000) == 0) {
        int LCG = this.getUpdateLCG() >> 2;

        int chunkX = chunk.getX() * 16;
        int chunkZ = chunk.getZ() * 16;
        Vector3 vector = this.adjustPosToNearbyEntity(new Vector3(chunkX + (LCG & 0xf), 0, chunkZ + (LCG >> 8 & 0xf)));

        Biome biome = Biome.getBiome(this.getBiomeId(vector.getFloorX(), vector.getFloorZ()));
        if (!biome.canRain()) {
            return;
        }

        int bId = this.getBlockIdAt(vector.getFloorX(), vector.getFloorY(), vector.getFloorZ());
        if (bId != Block.TALL_GRASS && bId != Block.WATER)
            vector.y += 1;
        CompoundTag nbt = new CompoundTag()
                .putList(new ListTag<DoubleTag>("Pos").add(new DoubleTag("", vector.x))
                        .add(new DoubleTag("", vector.y)).add(new DoubleTag("", vector.z)))
                .putList(new ListTag<DoubleTag>("Motion").add(new DoubleTag("", 0))
                        .add(new DoubleTag("", 0)).add(new DoubleTag("", 0)))
                .putList(new ListTag<FloatTag>("Rotation").add(new FloatTag("", 0))
                        .add(new FloatTag("", 0)));

        EntityLightning bolt = (EntityLightning) Entity.createEntity("Lightning", chunk, nbt);
        if(bolt == null) return;
        LightningStrikeEvent ev = new LightningStrikeEvent(this, bolt);
        getServer().getPluginManager().callEvent(ev);
        if (!ev.isCancelled()) {
            bolt.spawnToAll();
        } else {
            bolt.setEffect(false);
        }

        this.addLevelSoundEvent(vector, LevelSoundEventPacket.SOUND_THUNDER, -1, EntityLightning.NETWORK_ID);
        this.addLevelSoundEvent(vector, LevelSoundEventPacket.SOUND_EXPLODE, -1, EntityLightning.NETWORK_ID);
    }
}
 

private void performThunder(long index, FullChunk chunk) {
    if (areNeighboringChunksLoaded(index)) return;
    if (ThreadLocalRandom.current().nextInt(10000) == 0) {
        this.updateLCG = this.updateLCG * 3 + 1013904223;
        int LCG = this.updateLCG >> 2;

        int chunkX = chunk.getX() * 16;
        int chunkZ = chunk.getZ() * 16;
        Vector3 vector = this.adjustPosToNearbyEntity(new Vector3(chunkX + (LCG & 15), 0, chunkZ + (LCG >> 8 & 15)));

        int bId = this.getBlockIdAt(vector.getFloorX(), vector.getFloorY(), vector.getFloorZ());
        if (bId != Block.TALL_GRASS && bId != Block.WATER)
            vector.y += 1;
        CompoundTag nbt = new CompoundTag()
                .putList(new ListTag<DoubleTag>("Pos").add(new DoubleTag("", vector.x))
                        .add(new DoubleTag("", vector.y)).add(new DoubleTag("", vector.z)))
                .putList(new ListTag<DoubleTag>("Motion").add(new DoubleTag("", 0))
                        .add(new DoubleTag("", 0)).add(new DoubleTag("", 0)))
                .putList(new ListTag<FloatTag>("Rotation").add(new FloatTag("", 0))
                        .add(new FloatTag("", 0)));

        EntityLightning bolt = new EntityLightning(chunk, nbt);
        LightningStrikeEvent ev = new LightningStrikeEvent(this, bolt);
        getServer().getPluginManager().callEvent(ev);
        if (!ev.isCancelled()) {
            bolt.spawnToAll();
        } else {
            bolt.setEffect(false);
        }

        this.addLevelSoundEvent(vector, LevelSoundEventPacket.SOUND_THUNDER, 93, -1, false);
        this.addLevelSoundEvent(vector, LevelSoundEventPacket.SOUND_EXPLODE, 93, -1, false);
    }
}