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osu-lazer/osu.Game.Rulesets.Catch/Edit/Checks/CheckTooShortSpinnerGap.cs

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// 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;
using System.Collections.Generic;
using osu.Game.Rulesets.Catch.Objects;
using osu.Game.Rulesets.Edit;
using osu.Game.Rulesets.Edit.Checks.Components;
using osu.Game.Rulesets.Objects;
namespace osu.Game.Rulesets.Catch.Edit.Checks
{
public class CheckTooShortSpinnerGap : ICheck
{
private static readonly int[] spinner_start_delta_threshold = { 250, 250, 125, 125, 62, 62 };
private static readonly int[] spinner_end_delta_threshold = { 250, 250, 250, 125, 125, 125 };
public CheckMetadata Metadata { get; } = new CheckMetadata(CheckCategory.Compose, "Too short spinner gap");
public IEnumerable<IssueTemplate> PossibleTemplates => new IssueTemplate[]
{
new IssueTemplateSpinnerStartGap(this),
new IssueTemplateSpinnerEndGap(this)
};
public IEnumerable<Issue> Run(BeatmapVerifierContext context)
{
var hitObjects = context.Beatmap.HitObjects;
int interpretedDifficulty = (int)context.InterpretedDifficulty;
int expectedStartDelta = spinner_start_delta_threshold[interpretedDifficulty];
int expectedEndDelta = spinner_end_delta_threshold[interpretedDifficulty];
for (int i = 0; i < hitObjects.Count - 1; ++i)
{
if (!(hitObjects[i] is BananaShower bananaShower))
continue;
if (i != 0 && hitObjects[i - 1] is CatchHitObject previousHitObject && !(previousHitObject is BananaShower))
{
double spinnerStartDelta = bananaShower.StartTime - previousHitObject.GetEndTime();
if (spinnerStartDelta < expectedStartDelta)
{
yield return new IssueTemplateSpinnerStartGap(this)
.Create(spinnerStartDelta, expectedStartDelta, bananaShower, previousHitObject);
}
}
if (hitObjects[i + 1] is CatchHitObject nextHitObject && !(nextHitObject is BananaShower))
{
double spinnerEndDelta = nextHitObject.StartTime - bananaShower.EndTime;
if (spinnerEndDelta < expectedEndDelta)
{
yield return new IssueTemplateSpinnerEndGap(this)
.Create(spinnerEndDelta, expectedEndDelta, bananaShower, nextHitObject);
}
}
}
}
public abstract class IssueTemplateSpinnerGap : IssueTemplate
{
protected IssueTemplateSpinnerGap(ICheck check, IssueType issueType, string unformattedMessage)
: base(check, issueType, unformattedMessage)
{
}
public Issue Create(double deltaTime, int expectedDeltaTime, params HitObject[] hitObjects)
{
return new Issue(hitObjects, this, Math.Floor(deltaTime), expectedDeltaTime);
}
}
public class IssueTemplateSpinnerStartGap : IssueTemplateSpinnerGap
{
public IssueTemplateSpinnerStartGap(ICheck check)
: base(check, IssueType.Problem, "There is only {0} ms apart between the start of the spinner and the last object, there should be {1} ms or more.")
{
}
}
public class IssueTemplateSpinnerEndGap : IssueTemplateSpinnerGap
{
public IssueTemplateSpinnerEndGap(ICheck check)
: base(check, IssueType.Problem, "There is only {0} ms apart between the end of the spinner and the next object, there should be {1} ms or more.")
{
}
}
}
}