public static CacheFormat FromVersion(CacheFormatVersion formatVersion)
{
if (formatVersion > CacheFormatVersion.CURRENT)
{
throw new NotSupportedException();
}
CacheFormatVersion versionRequired;
if (formatVersion.CompareTo(CacheHeaderStruct.WithStructSizes) >= 0)
{
versionRequired = CacheHeaderStruct.WithStructSizes;
}
else
{
versionRequired = formatVersion;
}
return(new CacheFormat
{
FormatVersion = formatVersion,
VersionRequired = versionRequired,
ChromPeakSize = ChromPeak.GetStructSize(formatVersion),
ChromTransitionSize = ChromTransition.GetStructSize(formatVersion),
CachedFileSize = CachedFileHeaderStruct.GetStructSize(formatVersion),
ChromGroupHeaderSize = ChromGroupHeaderInfo.GetStructSize(formatVersion)
});
}
public void TestChromPeakOffsets()
{
Assert.AreEqual((IntPtr)0, Marshal.OffsetOf <ChromPeak>("_retentionTime"));
Assert.AreEqual((IntPtr)4, Marshal.OffsetOf <ChromPeak>("_startTime"));
Assert.AreEqual((IntPtr)8, Marshal.OffsetOf <ChromPeak>("_endTime"));
Assert.AreEqual((IntPtr)12, Marshal.OffsetOf <ChromPeak>("_area"));
Assert.AreEqual((IntPtr)16, Marshal.OffsetOf <ChromPeak>("_backgroundArea"));
Assert.AreEqual((IntPtr)20, Marshal.OffsetOf <ChromPeak>("_height"));
Assert.AreEqual((IntPtr)24, Marshal.OffsetOf <ChromPeak>("_fwhm"));
Assert.AreEqual((IntPtr)28, Marshal.OffsetOf <ChromPeak>("_flagBits"));
Assert.AreEqual((IntPtr)32, Marshal.OffsetOf <ChromPeak>("_pointsAcross"));
Assert.AreEqual(32, ChromPeak.GetStructSize(CacheFormatVersion.Eleven));
Assert.AreEqual(36, ChromPeak.GetStructSize(CacheFormatVersion.Twelve));
Assert.AreEqual(Marshal.SizeOf <ChromPeak>(), ChromPeak.GetStructSize(CacheFormatVersion.CURRENT));
}
public static long CacheSize(SrmDocument docInitial, long format3Size, int groupCount, int tranCount, int peakCount)
{
long cacheSize = format3Size;
int fileCachedCount = docInitial.Settings.MeasuredResults.MSDataFileInfos.Count();
if (ChromatogramCache.FORMAT_VERSION_CACHE > ChromatogramCache.FORMAT_VERSION_CACHE_3)
{
// Cache version 4 stores instrument information, and is bigger in size.
cacheSize += sizeof(int) * fileCachedCount;
}
if (ChromatogramCache.FORMAT_VERSION_CACHE > ChromatogramCache.FORMAT_VERSION_CACHE_4)
{
// Cache version 5 adds an int for flags for each file
// Allow for a difference in sizes due to the extra information.
int fileFlagsSize = sizeof(int) * fileCachedCount;
// And SeqIndex, SeqCount, StartScoreIndex and padding
var deltaSize5 = ChromGroupHeaderInfo.GetStructSize(CacheFormatVersion.Five) -
ChromGroupHeaderInfo.GetStructSize(CacheFormatVersion.Four);
int groupHeadersSize = deltaSize5 * groupCount;
// And flags for each transition
int transitionFlagsSize = ChromTransition5.DeltaSize5 * tranCount;
// And num seq byte count, seq location, score types, num scores and score location
const int headerScoreSize = sizeof(int) + sizeof(long) + sizeof(int) + sizeof(int) + sizeof(long);
cacheSize += groupHeadersSize + fileFlagsSize + transitionFlagsSize + headerScoreSize;
}
if (ChromatogramCache.FORMAT_VERSION_CACHE > ChromatogramCache.FORMAT_VERSION_CACHE_5)
{
// Cache version 6 adds status graph dimensions for every file
cacheSize += sizeof(float) * 2 * fileCachedCount;
}
if (ChromatogramCache.FORMAT_VERSION_CACHE > ChromatogramCache.FORMAT_VERSION_CACHE_6)
{
// Cache version 7 adds ion mobility information
cacheSize += sizeof(float) * 2 * tranCount;
}
if (ChromatogramCache.FORMAT_VERSION_CACHE > ChromatogramCache.FORMAT_VERSION_CACHE_8)
{
// Cache version 9 adds scan id values for every file
cacheSize += (sizeof(int) + sizeof(long)) * fileCachedCount;
// And scan ids location to global header
cacheSize += sizeof(long);
}
if (ChromatogramCache.FORMAT_VERSION_CACHE >= ChromatogramCache.FORMAT_VERSION_CACHE_11)
{
// Version 11 adds uncompressed buffer size for convenience, and some time span metadata
cacheSize += ChromGroupHeaderInfo.DeltaSize11 * groupCount;
}
if (ChromatogramCache.FORMAT_VERSION_CACHE >= CacheFormatVersion.Twelve)
{
cacheSize += peakCount * (ChromPeak.GetStructSize(CacheFormatVersion.Twelve) -
ChromPeak.GetStructSize(CacheFormatVersion.Eleven));
cacheSize += tranCount *
(ChromTransition.GetStructSize(CacheFormatVersion.Twelve) -
ChromTransition.GetStructSize(CacheFormatVersion.Eleven));
}
cacheSize += fileCachedCount *
(CachedFileHeaderStruct.GetStructSize(ChromatogramCache.FORMAT_VERSION_CACHE) -
CachedFileHeaderStruct.GetStructSize(CacheFormatVersion.Nine));
cacheSize += CacheHeaderStruct.GetStructSize(ChromatogramCache.FORMAT_VERSION_CACHE) -
CacheHeaderStruct.GetStructSize(ChromatogramCache.FORMAT_VERSION_CACHE_11);
return(cacheSize);
}