private static int Compare(SWATHIndexerItem item, double mz, double rt, double rtOffset)
{
if (item.MzEnd < mz)
{
return(-1);
}
if (item.MzStart > mz)
{
return(1);
}
double lowRt = SaveSubtract(rt, rtOffset);
if (item.Rt < lowRt)
{
return(-1);
}
double heighRt = SaveAdd(rt, rtOffset);
if (item.Rt > heighRt)
{
return(1);
}
return(0);
}
public static SWATHIndexer Build(IMzLiteDataReader reader, string runID, Func <MassSpectrum, SWATHIndexerItem> createItem)
{
IList <SWATHIndexerItem> list = new List <SWATHIndexerItem>(65000);
foreach (MassSpectrum ms in reader.ReadMassSpectra(runID))
{
SWATHIndexerItem item = createItem.Invoke(ms);
if (item != null)
{
list.Add(item);
}
}
SWATHIndexer indexer = new SWATHIndexer();
indexer.items = new SWATHIndexerItem[list.Count];
list.CopyTo(indexer.items, 0);
Array.Sort(indexer.items, new ItemSorting());
return(indexer);
}