/// <summary>
/// Implements HistogramController interface
/// </summary>
public override string GetInfoForCharacterRange(HistogramCharacterIndex start, HistogramCharacterIndex end, Histogram histogram)
{
var rangeStart = GetStartTimeForBucket(start);
var rangeEnd = GetStartTimeForBucket(end);
var cumStats = "";
if (start != HistogramCharacterIndex.Invalid && end != HistogramCharacterIndex.Invalid && start < end)
{
float cumStart = 0;
for (int i = 0; i < (int)start; i++)
{
cumStart += histogram[i];
}
float cum = cumStart;
float cumMax = cumStart;
HistogramCharacterIndex cumMaxIdx = start;
for (HistogramCharacterIndex i = start; i < end; i++)
{
var val = histogram[(int)i];
cum += val;
if (cum > cumMax)
{
cumMax = cum;
cumMaxIdx = i + 1;
}
}
cumStats = string.Format(" CumStart:{0,9:n3}M Cum:{1,9:n3}M CumMax:{2,9:n3}M at {3,11:n3}ms",
cumStart / 1000000, cum / 1000000, cumMax / 1000000, GetStartTimeForBucket(cumMaxIdx));
}
return(string.Format("TimeRange = {0,11:n3} - {1,11:n3} Duration {2,9:n3}ms{3}", rangeStart, rangeEnd, rangeEnd - rangeStart, cumStats));
}
/// <summary>
/// Implements HistogramController interface
/// </summary>
public override string GetDisplayString(Histogram histogram)
{
return(HistogramString(histogram, histogram.Count, Scale));
}
/// <summary>
/// Get the human-readable names for all scenarios contained in a range of histogram characters.
/// </summary>
/// <param name="start">The (inclusive) start index of the range.</param>
/// <param name="end">The (exclusive) end index of the range.</param>
/// <param name="histogram">The histogram.</param>
/// <returns>A comma-separated list of scenario names contained in that range.</returns>
public override string GetInfoForCharacterRange(HistogramCharacterIndex start, HistogramCharacterIndex end, Histogram histogram)
{
var sb = new StringBuilder();
for (var bucket = start; bucket < end; bucket++)
{
if (bucket == start)
{
sb.Append("Scenarios: ");
}
foreach (int scenario in m_scenariosFromCharacter[(int)bucket])
{
sb.AppendFormat("{0}, ", GetNameForScenario(scenario));
}
}
if (2 <= sb.Length)
{
sb.Remove(sb.Length - 2, 2);
}
return(sb.ToString());
}
/// <summary>
/// Add a sample to a histogram controlled by this HistogramController.
/// </summary>
/// <param name="histogram">The histogram to add the sample to.</param>
/// <param name="sample">The sample to add.</param>
public override void AddSample(Histogram histogram, StackSourceSample sample)
{
histogram.AddMetric(sample.Metric, sample.Scenario);
}
/// <summary> /// Convert a histogram into its display string. /// </summary> /// <param name="histogram">The histogram to convert to a string.</param> /// <returns>A string suitable for GUI display.</returns> public abstract string GetDisplayString(Histogram histogram);
/// <summary> /// Gets human-readable information about a range of histogram characters. /// </summary> /// <param name="start">The start character index (inclusive).</param> /// <param name="end">The end character index (exclusive).</param> /// <param name="histogram">The histogram.</param> /// <returns>A string containing information about the contents of that character range.</returns> public abstract string GetInfoForCharacterRange(HistogramCharacterIndex start, HistogramCharacterIndex end, Histogram histogram);
// Abstract methods /// <summary> /// Add a sample to the histogram for a node. /// </summary> /// <param name="histogram">The histogram to add this sample to. Must be controlled by this HistogramController.</param> /// <param name="sample">The sample to add.</param> /// <remarks> /// Overriding classes are responsible for extracting the metric, scaling the metric, /// determining the appropriate bucket or buckets, and adding the metric to the histogram using <see cref="Histogram.AddMetric"/>. /// </remarks> public abstract void AddSample(Histogram histogram, StackSourceSample sample);