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osu-lazer/osu.Game.Rulesets.Osu/Edit/Checks/CheckTooShortSpinners.cs

62 lines
2.5 KiB
C#

// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
// See the LICENCE file in the repository root for full licence text.
using System.Collections.Generic;
using osu.Game.Rulesets.Edit;
using osu.Game.Rulesets.Edit.Checks.Components;
using osu.Game.Rulesets.Osu.Objects;
namespace osu.Game.Rulesets.Osu.Edit.Checks
{
public class CheckTooShortSpinners : ICheck
{
public CheckMetadata Metadata { get; } = new CheckMetadata(CheckCategory.Spread, "Too short spinners");
public IEnumerable<IssueTemplate> PossibleTemplates => new IssueTemplate[]
{
new IssueTemplateTooShort(this)
};
public IEnumerable<Issue> Run(BeatmapVerifierContext context)
{
double od = context.Beatmap.Difficulty.OverallDifficulty;
// These are meant to reflect the duration necessary for auto to score at least 1000 points on the spinner.
// It's difficult to eliminate warnings here, as auto achieving 1000 points depends on the approach angle on some spinners.
double warningThreshold = 500 + (od < 5 ? (5 - od) * -21.8 : (od - 5) * 20); // Anything above this is always ok.
double problemThreshold = 450 + (od < 5 ? (5 - od) * -17 : (od - 5) * 17); // Anything below this is never ok.
foreach (var hitObject in context.Beatmap.HitObjects)
{
if (!(hitObject is Spinner spinner))
continue;
if (spinner.Duration < problemThreshold)
yield return new IssueTemplateTooShort(this).Create(spinner);
else if (spinner.Duration < warningThreshold)
yield return new IssueTemplateVeryShort(this).Create(spinner);
}
}
public class IssueTemplateTooShort : IssueTemplate
{
public IssueTemplateTooShort(ICheck check)
: base(check, IssueType.Problem, "This spinner is too short. Auto cannot achieve 1000 points on this.")
{
}
public Issue Create(Spinner spinner) => new Issue(spinner, this);
}
public class IssueTemplateVeryShort : IssueTemplate
{
public IssueTemplateVeryShort(ICheck check)
: base(check, IssueType.Warning, "This spinner may be too short. Ensure auto can achieve 1000 points on this.")
{
}
public Issue Create(Spinner spinner) => new Issue(spinner, this);
}
}
}