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osu-lazer/osu.Game.Rulesets.Mania/Mods/ManiaModNoRelease.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.Linq;
using System.Threading;
using osu.Framework.Localisation;
using osu.Game.Beatmaps;
using osu.Game.Rulesets.Mania.Beatmaps;
using osu.Game.Rulesets.Mania.Objects;
using osu.Game.Rulesets.Mania.Objects.Drawables;
using osu.Game.Rulesets.Mania.UI;
using osu.Game.Rulesets.Mods;
using osu.Game.Rulesets.Scoring;
using osu.Game.Rulesets.UI;
namespace osu.Game.Rulesets.Mania.Mods
{
public partial class ManiaModNoRelease : Mod, IApplicableAfterBeatmapConversion, IApplicableToDrawableRuleset<ManiaHitObject>
{
public override string Name => "No Release";
public override string Acronym => "NR";
public override LocalisableString Description => "No more timing the end of hold notes.";
public override double ScoreMultiplier => 0.9;
public override ModType Type => ModType.DifficultyReduction;
public void ApplyToBeatmap(IBeatmap beatmap)
{
var maniaBeatmap = (ManiaBeatmap)beatmap;
var hitObjects = maniaBeatmap.HitObjects.Select(obj =>
{
if (obj is HoldNote hold)
return new NoReleaseHoldNote(hold);
return obj;
}).ToList();
maniaBeatmap.HitObjects = hitObjects;
}
public void ApplyToDrawableRuleset(DrawableRuleset<ManiaHitObject> drawableRuleset)
{
var maniaRuleset = (DrawableManiaRuleset)drawableRuleset;
foreach (var stage in maniaRuleset.Playfield.Stages)
{
foreach (var column in stage.Columns)
{
column.RegisterPool<NoReleaseTailNote, NoReleaseDrawableHoldNoteTail>(10, 50);
}
}
}
private partial class NoReleaseDrawableHoldNoteTail : DrawableHoldNoteTail
{
protected override void CheckForResult(bool userTriggered, double timeOffset)
{
// apply perfect once the tail is reached
if (HoldNote.HoldStartTime != null && timeOffset >= 0)
ApplyResult(GetCappedResult(HitResult.Perfect));
else
base.CheckForResult(userTriggered, timeOffset);
}
}
private class NoReleaseTailNote : TailNote
{
}
private class NoReleaseHoldNote : HoldNote
{
public NoReleaseHoldNote(HoldNote hold)
{
StartTime = hold.StartTime;
Duration = hold.Duration;
Column = hold.Column;
NodeSamples = hold.NodeSamples;
}
protected override void CreateNestedHitObjects(CancellationToken cancellationToken)
{
AddNested(Head = new HeadNote
{
StartTime = StartTime,
Column = Column,
Samples = GetNodeSamples(0),
});
AddNested(Tail = new NoReleaseTailNote
{
StartTime = EndTime,
Column = Column,
Samples = GetNodeSamples((NodeSamples?.Count - 1) ?? 1),
});
AddNested(Body = new HoldNoteBody
{
StartTime = StartTime,
Column = Column
});
}
}
}
}