private async void RecalculateSpectrum()
{
if (null == SpectrumSource)
{
return;
}
await Task.Delay(1);
var bitmap = new WriteableBitmap(SpectrumSource.SliceCount, SpectrumSource.SamplesPerSlice, 96, 96, PixelFormats.Bgra32, null);
byte[] data = new byte[SpectrumSource.SliceCount * SpectrumSource.SamplesPerSlice * 4];
for (int xc = 0; xc < SpectrumSource.SliceCount; xc++)
{
for (int yc = 0; yc < SpectrumSource.SamplesPerSlice; yc++)
{
var magNorm = (SpectrumSource.MagnitudeAt(xc, SpectrumSource.SamplesPerSlice - 1 - yc) -
SpectrumSource.MinMagnitude) /
(SpectrumSource.MaxMagnitude - SpectrumSource.MinMagnitude);
/*magNorm = Math.Log(magNorm,500)+1;
* magNorm = Math.Max(0, magNorm);*/
var col = GetColorForValue(magNorm);
data[(yc * SpectrumSource.SliceCount + xc) * 4] = col.B; //b
data[(yc * SpectrumSource.SliceCount + xc) * 4 + 1] = col.G; //g
data[(yc * SpectrumSource.SliceCount + xc) * 4 + 2] = col.R;
data[(yc * SpectrumSource.SliceCount + xc) * 4 + 3] = col.A; //a
}
}
bitmap.WritePixels(new Int32Rect(0, 0, bitmap.PixelWidth, bitmap.PixelHeight), data, bitmap.BackBufferStride, 0);
Spectrum.Source = bitmap;
Spectrum.InvalidateVisual();
}
public static void AddSubsetPeakData (NHibernate.ISession session)
{
session.Transaction.Begin();
session.Clear();
foreach (SpectrumSource source in session.Query<SpectrumSource>())
{
var subsetPeakData = new msdata.MSData();
subsetPeakData.id = subsetPeakData.run.id = source.Name;
var spectrumList = new msdata.SpectrumListSimple();
subsetPeakData.run.spectrumList = spectrumList;
foreach (Spectrum spectrum in source.Spectra.OrderBy(o => o.Index))
{
var spectrumData = new msdata.Spectrum();
spectrumData.id = spectrum.NativeID;
spectrumData.index = spectrum.Index;
spectrumData.setMZIntensityArrays(new List<double>() { 100, 200, 300, 400, 500 },
new List<double>() { 10, 20, 30, 40, 50 });
spectrumList.spectra.Add(spectrumData);
}
session.Evict(source);
var newSource = new SpectrumSource(subsetPeakData)
{
Id = source.Id,
Group = source.Group,
Name = source.Name,
URL = source.URL
};
session.Update(newSource);
}
session.Transaction.Commit();
}
public void Add (SpectrumSource ss)
{
byte[] msdataBytes = null;
if (ss.Metadata != null)
{
string tmpFilepath = Path.GetTempFileName() + ".mz5";
msdata.MSDataFile.write(ss.Metadata, tmpFilepath,
new msdata.MSDataFile.WriteConfig
{
format = MSDataFile.Format.Format_MZ5,
compression = MSDataFile.Compression.Compression_Zlib
});
msdataBytes = File.ReadAllBytes(tmpFilepath);
File.Delete(tmpFilepath);
}
insertRow(Table.SpectrumSource, new object[] {ss.Id, ss.Name, ss.URL, ss.Group.Id});
insertRow(Table.SpectrumSourceMetadata, new object[] { ss.Id, msdataBytes });
}
