osu/osu.Game/Modes/ScoreProcesssor.cs

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// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
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using osu.Framework.Configuration;
using osu.Game.Modes.Objects.Drawables;
using System;
using System.Collections.Generic;
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namespace osu.Game.Modes
{
public abstract class ScoreProcessor
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{
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public virtual Score GetScore() => new Score
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{
TotalScore = TotalScore,
Combo = Combo,
MaxCombo = HighestCombo,
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Accuracy = Accuracy,
Health = Health,
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};
public readonly BindableDouble TotalScore = new BindableDouble { MinValue = 0 };
public readonly BindableDouble Accuracy = new BindableDouble { MinValue = 0, MaxValue = 1 };
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public readonly BindableDouble Health = new BindableDouble { MinValue = 0, MaxValue = 1 };
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public readonly BindableInt Combo = new BindableInt();
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/// <summary>
/// Are we allowed to fail?
/// </summary>
protected bool CanFail => true;
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protected bool HasFailed { get; private set; }
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/// <summary>
/// Called when we reach a failing health of zero.
/// </summary>
public event Action Failed;
/// <summary>
/// Keeps track of the highest combo ever achieved in this play.
/// This is handled automatically by ScoreProcessor.
/// </summary>
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public readonly BindableInt HighestCombo = new BindableInt();
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public readonly List<JudgementInfo> Judgements;
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/// <summary>
/// Initializes a new instance of the <see cref="ScoreProcessor"/> class.
/// </summary>
/// <param name="hitObjectCount">Number of HitObjects. It is used for specifying Judgements collection Capacity</param>
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protected ScoreProcessor(int hitObjectCount = 0)
{
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Combo.ValueChanged += delegate { HighestCombo.Value = Math.Max(HighestCombo.Value, Combo.Value); };
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Judgements = new List<JudgementInfo>(hitObjectCount);
}
public void AddJudgement(JudgementInfo judgement)
{
Judgements.Add(judgement);
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UpdateCalculations(judgement);
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judgement.ComboAtHit = (ulong)Combo.Value;
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if (Health.Value == Health.MinValue && !HasFailed)
{
HasFailed = true;
Failed?.Invoke();
}
}
/// <summary>
/// Update any values that potentially need post-processing on a judgement change.
/// </summary>
/// <param name="newJudgement">A new JudgementInfo that triggered this calculation. May be null.</param>
protected abstract void UpdateCalculations(JudgementInfo newJudgement);
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}
}