pub type InputsLoopSumsGetter<'a, T> = (&'a SeqPair<'a>, &'a AlignfoldScores, &'a SparseProbMat<T>, &'a PosQuad<T>, &'a mut AlignfoldSums<T>, bool, &'a PosPairMatSet<T>, &'a RangeInsertScores, &'a SparsePosSets<T>, &'a SparsePosSets<T>);