54 lines
1.8 KiB
C#
54 lines
1.8 KiB
C#
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using System;
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using System.Diagnostics;
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using Unity.PerformanceTesting.Runtime;
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namespace Unity.PerformanceTesting.Measurements
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{
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/// <summary>
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/// Measures execution time for the given scope as a single time.
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/// </summary>
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public struct ScopeMeasurement : IDisposable
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{
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private readonly SampleGroup m_SampleGroup;
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private readonly long m_StartTicks;
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/// <summary>
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/// Initializes a scope measurement.
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/// </summary>
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/// <param name="sampleGroup">Sample group used to save measurements.</param>
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public ScopeMeasurement(SampleGroup sampleGroup)
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{
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m_SampleGroup = PerformanceTest.GetSampleGroup(sampleGroup.Name);
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if (m_SampleGroup == null)
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{
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m_SampleGroup = sampleGroup;
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PerformanceTest.Active.SampleGroups.Add(m_SampleGroup);
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}
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m_StartTicks = Stopwatch.GetTimestamp();
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PerformanceTest.Disposables.Add(this);
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}
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/// <summary>
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/// Initializes a scope measurement.
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/// </summary>
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/// <param name="name">Sample group name used for measurements.</param>
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public ScopeMeasurement(string name) : this(new SampleGroup(name))
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{
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}
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/// <summary>
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/// Stops scope measurement and adds it to provided sample group.
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/// </summary>
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public void Dispose()
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{
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var elapsedTicks = Stopwatch.GetTimestamp() - m_StartTicks;
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PerformanceTest.Disposables.Remove(this);
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var delta = TimeSpan.FromTicks(elapsedTicks).TotalMilliseconds;
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delta = Utils.ConvertSample(SampleUnit.Millisecond, m_SampleGroup.Unit, delta);
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Measure.Custom(m_SampleGroup, delta);
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}
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}
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}
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