Lucene.Net.Join.TermsWithScoreCollector.Sv.Avg.Collect C# (CSharp) Method

                public override void Collect(int doc)
                {
                    _fromDocTerms.Get(doc, _spare);
                    int ord = _collectedTerms.Add(_spare);
                    if (ord < 0)
                    {
                        ord = -ord - 1;
                    }
                    else
                    {
                        if (ord >= _scoreSums.Length)
                        {
                            _scoreSums = ArrayUtil.Grow(_scoreSums);
                            _scoreCounts = ArrayUtil.Grow(_scoreCounts);
                        }
                    }

                    float current = _scorer.Score();
                    float existing = _scoreSums[ord];
                    if (existing.CompareTo(0.0f) == 0)
                    {
                        _scoreSums[ord] = current;
                        _scoreCounts[ord] = 1;
                    }
                    else
                    {
                        _scoreSums[ord] = _scoreSums[ord] + current;
                        _scoreCounts[ord]++;
                    }
                }