Edouard127

            val palette = it.getLongArray("BlockStates")
            val bits = palette.size.logCap(2)
            val maxEntryValue = (1 shl bits) - 1L

            for (y in 0 until ySizeAbs) {
                for (z in 0 until zSizeAbs) {
                    for (x in 0 until xSizeAbs) {
                        val index = (y * xSizeAbs * zSizeAbs) + z * xSizeAbs + x

                        val startOffset = index * bits

Edouard127

class VarIntIterator(
    private val bytes: ByteArray,
    private val bitsPerEntry: Int = 7,
    private val maxGroups: Int = 5,
) : Iterator<Int> {
    private var index: Int = 0

    override fun hasNext(): Boolean = index < bytes.size

    override fun next(): Int {

Edouard127

private fun StructureTemplate.readSpongeV1OrException(
    lookup: RegistryEntryLookup<Block>,
    nbt: NbtCompound,
): Throwable? {
    val version = nbt.getInt("DataVersion")
    val width = (nbt.getShort("Width") and 0xFFFF.toShort()).toInt()
    val height = (nbt.getShort("Height") and 0xFFFF.toShort()).toInt()
    val length = (nbt.getShort("Length") and 0xFFFF.toShort()).toInt()

    val metadata = nbt.getCompound("Metadata")

Edouard127

fun StructureTemplate.readLitematicaOrException(
    lookup: RegistryEntryLookup<Block>,
    nbt: NbtCompound,
): Throwable? {
    val version = nbt.getInt("MinecraftDataVersion")

    val metadata = nbt.getCompound("Metadata")
    val author = metadata.getString("Author")

    val size = metadata.getVector("EnclosingSize")