/// <summary>
/// Create a new <see cref="ForUtil"/> instance and save state into <paramref name="out"/>.
/// </summary>
internal ForUtil(float acceptableOverheadRatio, DataOutput @out)
{
@out.WriteVInt32(PackedInt32s.VERSION_CURRENT);
encodedSizes = new int[33];
encoders = new PackedInt32s.IEncoder[33];
decoders = new PackedInt32s.IDecoder[33];
iterations = new int[33];
for (int bpv = 1; bpv <= 32; ++bpv)
{
PackedInt32s.FormatAndBits formatAndBits = PackedInt32s.FastestFormatAndBits(Lucene41PostingsFormat.BLOCK_SIZE, bpv, acceptableOverheadRatio);
Debug.Assert(formatAndBits.Format.IsSupported(formatAndBits.BitsPerValue));
Debug.Assert(formatAndBits.BitsPerValue <= 32);
encodedSizes[bpv] = EncodedSize(formatAndBits.Format, PackedInt32s.VERSION_CURRENT, formatAndBits.BitsPerValue);
encoders[bpv] = PackedInt32s.GetEncoder(formatAndBits.Format, PackedInt32s.VERSION_CURRENT, formatAndBits.BitsPerValue);
decoders[bpv] = PackedInt32s.GetDecoder(formatAndBits.Format, PackedInt32s.VERSION_CURRENT, formatAndBits.BitsPerValue);
iterations[bpv] = ComputeIterations(decoders[bpv]);
@out.WriteVInt32(formatAndBits.Format.Id << 5 | (formatAndBits.BitsPerValue - 1));
}
}
internal PagedMutable(long size, int pageSize, PackedInt32s.FormatAndBits formatAndBits)
: this(size, pageSize, formatAndBits.BitsPerValue, formatAndBits.Format)
{
}
