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b027d0d3b4
I don't know if this is the best way to handle this/if there's a better way, but this seems pretty sane? This could be expanded on in the future to make swells harder/require more hits with a smaller duration.
99 lines
3.4 KiB
C#
99 lines
3.4 KiB
C#
// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
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// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
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using osu.Game.Beatmaps;
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using osu.Game.Beatmaps.Legacy;
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using osu.Game.Beatmaps.Samples;
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using osu.Game.Modes.Objects;
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using osu.Game.Modes.Objects.Types;
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using osu.Game.Modes.Taiko.Objects;
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using System.Collections.Generic;
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using System.Linq;
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namespace osu.Game.Modes.Taiko.Beatmaps
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{
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internal class TaikoBeatmapConverter : IBeatmapConverter<TaikoHitObject>
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{
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private const float legacy_velocity_scale = 1.4f;
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private const float bash_convert_factor = 1.65f;
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public Beatmap<TaikoHitObject> Convert(Beatmap original)
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{
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if (original is LegacyBeatmap)
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original.TimingInfo.ControlPoints.ForEach(c => c.VelocityAdjustment /= legacy_velocity_scale);
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return new Beatmap<TaikoHitObject>(original)
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{
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HitObjects = convertHitObjects(original.HitObjects)
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};
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}
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private List<TaikoHitObject> convertHitObjects(List<HitObject> hitObjects)
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{
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return hitObjects.Select(convertHitObject).ToList();
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}
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private TaikoHitObject convertHitObject(HitObject original)
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{
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// Check if this HitObject is already a TaikoHitObject, and return it if so
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TaikoHitObject originalTaiko = original as TaikoHitObject;
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if (originalTaiko != null)
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return originalTaiko;
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IHasDistance distanceData = original as IHasDistance;
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IHasRepeats repeatsData = original as IHasRepeats;
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IHasEndTime endTimeData = original as IHasEndTime;
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// Old osu! used hit sounding to determine various hit type information
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SampleType sample = original.Sample?.Type ?? SampleType.None;
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bool strong = (sample & SampleType.Finish) > 0;
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if (distanceData != null)
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{
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return new DrumRoll
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{
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StartTime = original.StartTime,
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Sample = original.Sample,
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IsStrong = strong,
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Distance = distanceData.Distance * (repeatsData?.RepeatCount ?? 1)
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};
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}
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if (endTimeData != null)
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{
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// We compute the end time manually to add in the Bash convert factor
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return new Swell
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{
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StartTime = original.StartTime,
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Sample = original.Sample,
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IsStrong = strong,
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EndTime = original.StartTime + endTimeData.Duration,
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HitMultiplier = bash_convert_factor
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};
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}
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bool isCentre = (sample & ~(SampleType.Finish | SampleType.Normal)) == 0;
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if (isCentre)
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{
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return new CentreHit
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{
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StartTime = original.StartTime,
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Sample = original.Sample,
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IsStrong = strong
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};
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}
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return new RimHit
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{
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StartTime = original.StartTime,
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Sample = original.Sample,
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IsStrong = strong,
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};
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}
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}
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}
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