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<h5 class="offcanvas-title" id="tocOffcanvasLabel">Table of Contents</h5>
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<article data-uid="Hi.Common.ConcurrentTimeCounter">
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<h1 id="Hi_Common_ConcurrentTimeCounter" data-uid="Hi.Common.ConcurrentTimeCounter" class="text-break">
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Class ConcurrentTimeCounter
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</h1>
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<div class="facts text-secondary">
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<dl><dt>Namespace</dt><dd><a class="xref" href="Hi.html">Hi</a>.<a class="xref" href="Hi.Common.html">Common</a></dd></dl>
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<dl><dt>Assembly</dt><dd>HiGeom.dll</dd></dl>
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</div>
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<div class="markdown summary"><p>Thread-safe utility for measuring and tracking execution time across multiple tasks.</p>
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</div>
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<div class="markdown conceptual"></div>
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<div class="codewrapper">
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<pre><code class="lang-csharp hljs">public static class ConcurrentTimeCounter</code></pre>
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</div>
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<dl class="typelist inheritance">
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<dt>Inheritance</dt>
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<dd>
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<div><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.object">object</a></div>
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<div><span class="xref">ConcurrentTimeCounter</span></div>
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</dd>
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</dl>
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<dl class="typelist inheritedMembers">
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<dt>Inherited Members</dt>
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<dd>
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<div>
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<a class="xref" href="https://learn.microsoft.com/dotnet/api/system.object.equals#system-object-equals(system-object)">object.Equals(object)</a>
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</div>
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<div>
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<a class="xref" href="https://learn.microsoft.com/dotnet/api/system.object.equals#system-object-equals(system-object-system-object)">object.Equals(object, object)</a>
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</div>
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<div>
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<a class="xref" href="https://learn.microsoft.com/dotnet/api/system.object.gethashcode">object.GetHashCode()</a>
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<div>
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<a class="xref" href="https://learn.microsoft.com/dotnet/api/system.object.gettype">object.GetType()</a>
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</div>
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<div>
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<a class="xref" href="https://learn.microsoft.com/dotnet/api/system.object.memberwiseclone">object.MemberwiseClone()</a>
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</div>
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<div>
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<a class="xref" href="https://learn.microsoft.com/dotnet/api/system.object.referenceequals">object.ReferenceEquals(object, object)</a>
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</div>
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<div>
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<a class="xref" href="https://learn.microsoft.com/dotnet/api/system.object.tostring">object.ToString()</a>
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</div>
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</dd></dl>
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<h2 id="Hi_Common_ConcurrentTimeCounter_remarks">Remarks</h2>
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<div class="markdown level0 remarks"><p>This is the concurrent version of <a class="xref" href="Hi.Common.TimeCounter.html">TimeCounter</a>, designed for multi-threaded environments.
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It measures the time elapsed between paired calls to <a class="xref" href="Hi.Common.ConcurrentTimeCounter.html#Hi_Common_ConcurrentTimeCounter_Bound_System_Object_">Bound(object)</a> with the same key in the same task.
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The timing starts on the first (odd-numbered) call to <a class="xref" href="Hi.Common.ConcurrentTimeCounter.html#Hi_Common_ConcurrentTimeCounter_Bound_System_Object_">Bound(object)</a> and stops on the second (even-numbered) call,
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accumulating statistics for each key.</p>
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</div>
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<h2 class="section" id="methods">Methods
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</h2>
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<a id="Hi_Common_ConcurrentTimeCounter_Bound_" data-uid="Hi.Common.ConcurrentTimeCounter.Bound*"></a>
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<h3 id="Hi_Common_ConcurrentTimeCounter_Bound_System_Object_" data-uid="Hi.Common.ConcurrentTimeCounter.Bound(System.Object)">
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Bound(object)
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</h3>
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<div class="markdown level1 summary"><p>Marks a boundary for time measurement for the specified key.</p>
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</div>
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<div class="markdown level1 conceptual"></div>
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<div class="codewrapper">
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<pre><code class="lang-csharp hljs">public static void Bound(object key)</code></pre>
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</div>
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<h4 class="section">Parameters</h4>
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<dl class="parameters">
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<dt><code>key</code> <a class="xref" href="https://learn.microsoft.com/dotnet/api/system.object">object</a></dt>
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<dd><p>The key to identify this measurement</p>
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</dd>
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</dl>
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<h4 class="section" id="Hi_Common_ConcurrentTimeCounter_Bound_System_Object__remarks">Remarks</h4>
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<div class="markdown level1 remarks"><p>This method acts as both the start and end point for timing:</p>
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<ul>
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<li>On first call with a key, starts the timer</li>
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<li>On second call with the same key, stops the timer and records the elapsed time</li>
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<li>Subsequent calls alternate between starting and stopping</li>
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</ul>
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</div>
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<a id="Hi_Common_ConcurrentTimeCounter_Pass_" data-uid="Hi.Common.ConcurrentTimeCounter.Pass*"></a>
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<h3 id="Hi_Common_ConcurrentTimeCounter_Pass_System_Object_" data-uid="Hi.Common.ConcurrentTimeCounter.Pass(System.Object)">
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Pass(object)
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</h3>
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<div class="markdown level1 summary"><p>Cancels an active time measurement for the specified key without recording the elapsed time.</p>
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</div>
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<div class="markdown level1 conceptual"></div>
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<div class="codewrapper">
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<pre><code class="lang-csharp hljs">public static void Pass(object key)</code></pre>
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</div>
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<h4 class="section">Parameters</h4>
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<dl class="parameters">
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<dt><code>key</code> <a class="xref" href="https://learn.microsoft.com/dotnet/api/system.object">object</a></dt>
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<dd><p>The key identifying the measurement to cancel</p>
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</dd>
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</dl>
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<h4 class="section" id="Hi_Common_ConcurrentTimeCounter_Pass_System_Object__remarks">Remarks</h4>
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<div class="markdown level1 remarks"><p>If timing has not been started for the key, this method has no effect.
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This is useful when you want to abort a measurement without affecting statistics.</p>
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</div>
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<a id="Hi_Common_ConcurrentTimeCounter_Reset_" data-uid="Hi.Common.ConcurrentTimeCounter.Reset*"></a>
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<h3 id="Hi_Common_ConcurrentTimeCounter_Reset" data-uid="Hi.Common.ConcurrentTimeCounter.Reset">
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Reset()
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</h3>
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<div class="markdown level1 summary"><p>Resets all time measurements across all tasks.
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Clears all accumulated statistics and counters.</p>
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</div>
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<div class="markdown level1 conceptual"></div>
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<div class="codewrapper">
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<pre><code class="lang-csharp hljs">public static void Reset()</code></pre>
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</div>
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<a id="Hi_Common_ConcurrentTimeCounter_Show_" data-uid="Hi.Common.ConcurrentTimeCounter.Show*"></a>
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<h3 id="Hi_Common_ConcurrentTimeCounter_Show" data-uid="Hi.Common.ConcurrentTimeCounter.Show">
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Show()
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</h3>
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<div class="markdown level1 summary"><p>Displays all accumulated time measurements to the console.</p>
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</div>
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<div class="markdown level1 conceptual"></div>
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<div class="codewrapper">
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<pre><code class="lang-csharp hljs">public static void Show()</code></pre>
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</div>
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<h4 class="section" id="Hi_Common_ConcurrentTimeCounter_Show_remarks">Remarks</h4>
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<div class="markdown level1 remarks"><p>For each task and key, shows the count of measurements, total time, and average time.</p>
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</div>
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<a id="Hi_Common_ConcurrentTimeCounter_ShowExt_" data-uid="Hi.Common.ConcurrentTimeCounter.ShowExt*"></a>
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<h3 id="Hi_Common_ConcurrentTimeCounter_ShowExt_System_Int32_" data-uid="Hi.Common.ConcurrentTimeCounter.ShowExt(System.Int32)">
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ShowExt(int)
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</h3>
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<div class="markdown level1 summary"><p>Displays time measurements and resets counters periodically based on call frequency.</p>
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</div>
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<div class="markdown level1 conceptual"></div>
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<div class="codewrapper">
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<pre><code class="lang-csharp hljs">public static void ShowExt(int gap)</code></pre>
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</div>
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<h4 class="section">Parameters</h4>
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<dl class="parameters">
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<dt><code>gap</code> <a class="xref" href="https://learn.microsoft.com/dotnet/api/system.int32">int</a></dt>
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<dd><p>The number of calls to this method before showing results and resetting</p>
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</dd>
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</dl>
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<h4 class="section" id="Hi_Common_ConcurrentTimeCounter_ShowExt_System_Int32__remarks">Remarks</h4>
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<div class="markdown level1 remarks"><p>This method increments an internal counter with each call. When the counter reaches
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the specified gap value, it displays all measurements, resets the counters, and
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resets the internal counter to zero.</p>
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</div>
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