55 lines
1.7 KiB
C#
55 lines
1.7 KiB
C#
using System.Diagnostics;
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namespace TanksServer.GameLogic;
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internal sealed class UpdatesPerSecondCounter(ILogger<UpdatesPerSecondCounter> logger) : ITickStep
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{
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private readonly Stopwatch _long = Stopwatch.StartNew();
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private ulong _updatesSinceLongReset;
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private TimeSpan _minFrameTime = TimeSpan.MaxValue;
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private TimeSpan _maxFrameTime = TimeSpan.MinValue;
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public ValueTask TickAsync(TimeSpan delta)
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{
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if (logger.IsEnabled(LogLevel.Trace))
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logger.LogTrace("time since last update: {}", delta);
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if (delta.TotalSeconds > 1)
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logger.LogCritical("single update took {}", delta);
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if (_minFrameTime > delta)
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_minFrameTime = delta;
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if (_maxFrameTime < delta)
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_maxFrameTime = delta;
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_updatesSinceLongReset++;
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if (_long.Elapsed.TotalSeconds < 10)
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return ValueTask.CompletedTask;
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LogCounters();
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ResetCounters();
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return ValueTask.CompletedTask;
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}
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private void LogCounters()
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{
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if (!logger.IsEnabled(LogLevel.Debug))
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return;
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var time = _long.Elapsed;
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var average = Math.Round(_updatesSinceLongReset / time.TotalSeconds);
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var min = Math.Round(1 / _maxFrameTime.TotalSeconds);
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var max = Math.Round(1 / _minFrameTime.TotalSeconds);
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logger.LogDebug("UPS stats for {} updates in {}: avg={}, min={}, max={}",
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_updatesSinceLongReset, time, average, min, max);
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}
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private void ResetCounters()
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{
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_long.Restart();
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_updatesSinceLongReset = 0;
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_minFrameTime = TimeSpan.MaxValue;
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_maxFrameTime = TimeSpan.MinValue;
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}
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}
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