mirror of https://github.com/ppy/osu
56 lines
1.9 KiB
C#
56 lines
1.9 KiB
C#
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// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
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// See the LICENCE file in the repository root for full licence text.
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using System.Linq;
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using osu.Framework.Allocation;
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using osu.Framework.Bindables;
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using osu.Framework.Graphics;
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using osu.Game.Configuration;
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using osu.Game.Rulesets.Mods;
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using osu.Game.Rulesets.Scoring;
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using osu.Game.Scoring;
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namespace osu.Game.Overlays.Settings.Sections.Audio
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{
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/// <summary>
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/// Tracks the local user's average hit error during the ongoing play session.
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/// </summary>
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[Cached]
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public partial class SessionAverageHitErrorTracker : Component
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{
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public IBindableList<double> AverageHitErrorHistory => averageHitErrorHistory;
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private readonly BindableList<double> averageHitErrorHistory = new BindableList<double>();
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private readonly Bindable<ScoreInfo?> latestScore = new Bindable<ScoreInfo?>();
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[BackgroundDependencyLoader]
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private void load(SessionStatics statics)
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{
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statics.BindWith(Static.LastLocalUserScore, latestScore);
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latestScore.BindValueChanged(score => calculateAverageHitError(score.NewValue), true);
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}
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private void calculateAverageHitError(ScoreInfo? newScore)
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{
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if (newScore == null)
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return;
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if (newScore.Mods.Any(m => !m.UserPlayable || m is IHasNoTimedInputs))
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return;
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if (newScore.HitEvents.Count < 10)
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return;
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if (newScore.HitEvents.CalculateAverageHitError() is not double averageError)
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return;
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// keep a sane maximum number of entries.
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if (averageHitErrorHistory.Count >= 50)
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averageHitErrorHistory.RemoveAt(0);
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averageHitErrorHistory.Add(averageError);
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}
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public void ClearHistory() => averageHitErrorHistory.Clear();
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}
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}
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