diff --git a/osu.Game.Modes.Taiko/Beatmaps/TaikoBeatmapConverter.cs b/osu.Game.Modes.Taiko/Beatmaps/TaikoBeatmapConverter.cs index 7cc383f622..693e9cadf3 100644 --- a/osu.Game.Modes.Taiko/Beatmaps/TaikoBeatmapConverter.cs +++ b/osu.Game.Modes.Taiko/Beatmaps/TaikoBeatmapConverter.cs @@ -7,6 +7,7 @@ using osu.Game.Beatmaps.Samples; using osu.Game.Modes.Objects; using osu.Game.Modes.Objects.Types; using osu.Game.Modes.Taiko.Objects; +using System; using System.Collections.Generic; using System.Linq; @@ -24,75 +25,99 @@ namespace osu.Game.Modes.Taiko.Beatmaps return new Beatmap(original) { - HitObjects = convertHitObjects(original.HitObjects) + HitObjects = original.HitObjects.SelectMany(h => convertHitObject(h, original)).ToList() }; } - private List convertHitObjects(List hitObjects) - { - return hitObjects.Select(convertHitObject).ToList(); - } - - private TaikoHitObject convertHitObject(HitObject original) + private IEnumerable convertHitObject(HitObject obj, Beatmap beatmap) { // Check if this HitObject is already a TaikoHitObject, and return it if so - TaikoHitObject originalTaiko = original as TaikoHitObject; + var originalTaiko = obj as TaikoHitObject; if (originalTaiko != null) - return originalTaiko; + yield return originalTaiko; - IHasDistance distanceData = original as IHasDistance; - IHasRepeats repeatsData = original as IHasRepeats; - IHasEndTime endTimeData = original as IHasEndTime; + var distanceData = obj as IHasDistance; + var repeatsData = obj as IHasRepeats; + var endTimeData = obj as IHasEndTime; // Old osu! used hit sounding to determine various hit type information - SampleType sample = original.Sample?.Type ?? SampleType.None; + SampleType sample = obj.Sample?.Type ?? SampleType.None; bool strong = (sample & SampleType.Finish) > 0; if (distanceData != null) { - return new DrumRoll + double sv = beatmap.TimingInfo.SliderVelocityAt(obj.StartTime) * beatmap.BeatmapInfo.Difficulty.SliderMultiplier; + + double l = distanceData.Distance * legacy_velocity_scale; + double v = sv * legacy_velocity_scale; + double bl = beatmap.TimingInfo.BeatLengthAt(obj.StartTime); + + int repeats = repeatsData?.RepeatCount ?? 1; + + double skipPeriod = Math.Min(bl / beatmap.BeatmapInfo.Difficulty.SliderTickRate, distanceData.Duration / repeats); + + if (skipPeriod > 0 && l / v * 1000 < 2 * bl) { - StartTime = original.StartTime, - Sample = original.Sample, - IsStrong = strong, - - Distance = distanceData.Distance * (repeatsData?.RepeatCount ?? 1) * legacy_velocity_scale - }; + for (double j = obj.StartTime; j <= distanceData.EndTime + skipPeriod / 8; j += skipPeriod) + { + // Todo: This should generate different type of hits (including strongs) + // depending on hitobject sound additions (not implemented fully yet) + yield return new CentreHit + { + StartTime = obj.StartTime, + Sample = obj.Sample, + IsStrong = strong + }; + } + } + else + { + yield return new DrumRoll + { + StartTime = obj.StartTime, + Sample = obj.Sample, + IsStrong = strong, + Distance = distanceData.Distance * (repeatsData?.RepeatCount ?? 1) * legacy_velocity_scale + }; + } } - - if (endTimeData != null) + else if (endTimeData != null) { // We compute the end time manually to add in the Bash convert factor - return new Swell + yield return new Swell { - StartTime = original.StartTime, - Sample = original.Sample, + StartTime = obj.StartTime, + Sample = obj.Sample, IsStrong = strong, - EndTime = original.StartTime + endTimeData.Duration, + EndTime = obj.StartTime + endTimeData.Duration, HitMultiplier = bash_convert_factor }; } - - bool isCentre = (sample & ~(SampleType.Finish | SampleType.Normal)) == 0; - - if (isCentre) + else { - return new CentreHit + bool isCentre = (sample & ~(SampleType.Finish | SampleType.Normal)) == 0; + + if (isCentre) { - StartTime = original.StartTime, - Sample = original.Sample, - IsStrong = strong - }; + yield return new CentreHit + { + StartTime = obj.StartTime, + Sample = obj.Sample, + IsStrong = strong + }; + } + else + { + yield return new RimHit + { + StartTime = obj.StartTime, + Sample = obj.Sample, + IsStrong = strong, + }; + } } - - return new RimHit - { - StartTime = original.StartTime, - Sample = original.Sample, - IsStrong = strong, - }; } } }