public NgramBufferBuilder(int ngramLength, int skipLength, int slotLim, NgramIdFinder finder)
{
Contracts.Assert(ngramLength > 0);
Contracts.Assert(skipLength >= 0);
Contracts.Assert(ngramLength <= MaxSkipNgramLength - skipLength);
Contracts.Assert(slotLim >= 0);
_ngramLength = ngramLength;
_skipLength = skipLength;
_slotLim = slotLim;
_ngram = new uint[_ngramLength];
_queue = new FixedSizeQueue <uint>(_ngramLength + _skipLength);
_bldr = BufferBuilder <float> .CreateDefault();
_finder = finder;
}
