mirror of
https://github.com/ppy/osu.git
synced 2024-12-17 16:12:53 +08:00
110 lines
3.4 KiB
C#
110 lines
3.4 KiB
C#
// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
|
|
// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
|
|
|
|
using System.Collections.Generic;
|
|
using osu.Game.Beatmaps;
|
|
using osu.Game.Beatmaps.ControlPoints;
|
|
using osu.Game.Rulesets.Objects.Types;
|
|
|
|
namespace osu.Game.Rulesets.Mania.Objects
|
|
{
|
|
/// <summary>
|
|
/// Represents a hit object which requires pressing, holding, and releasing a key.
|
|
/// </summary>
|
|
public class HoldNote : ManiaHitObject, IHasEndTime
|
|
{
|
|
public double EndTime => StartTime + Duration;
|
|
|
|
private double duration;
|
|
public double Duration
|
|
{
|
|
get { return duration; }
|
|
set
|
|
{
|
|
duration = value;
|
|
Tail.StartTime = EndTime;
|
|
}
|
|
}
|
|
|
|
public override double StartTime
|
|
{
|
|
get { return base.StartTime; }
|
|
set
|
|
{
|
|
base.StartTime = value;
|
|
Head.StartTime = value;
|
|
Tail.StartTime = EndTime;
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// The head note of the hold.
|
|
/// </summary>
|
|
public readonly Note Head = new Note();
|
|
|
|
/// <summary>
|
|
/// The tail note of the hold.
|
|
/// </summary>
|
|
public readonly Note Tail = new TailNote();
|
|
|
|
/// <summary>
|
|
/// The time between ticks of this hold.
|
|
/// </summary>
|
|
private double tickSpacing = 50;
|
|
|
|
public override void ApplyDefaults(ControlPointInfo controlPointInfo, BeatmapDifficulty difficulty)
|
|
{
|
|
base.ApplyDefaults(controlPointInfo, difficulty);
|
|
|
|
TimingControlPoint timingPoint = controlPointInfo.TimingPointAt(StartTime);
|
|
tickSpacing = timingPoint.BeatLength / difficulty.SliderTickRate;
|
|
|
|
Head.ApplyDefaults(controlPointInfo, difficulty);
|
|
Tail.ApplyDefaults(controlPointInfo, difficulty);
|
|
}
|
|
|
|
/// <summary>
|
|
/// The scoring scoring ticks of the hold note.
|
|
/// </summary>
|
|
public IEnumerable<HoldNoteTick> Ticks => ticks ?? (ticks = createTicks());
|
|
private List<HoldNoteTick> ticks;
|
|
|
|
private List<HoldNoteTick> createTicks()
|
|
{
|
|
var ret = new List<HoldNoteTick>();
|
|
|
|
if (tickSpacing == 0)
|
|
return ret;
|
|
|
|
for (double t = StartTime + tickSpacing; t <= EndTime - tickSpacing; t += tickSpacing)
|
|
{
|
|
ret.Add(new HoldNoteTick
|
|
{
|
|
StartTime = t
|
|
});
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
/// <summary>
|
|
/// The tail of the hold note.
|
|
/// </summary>
|
|
private class TailNote : Note
|
|
{
|
|
/// <summary>
|
|
/// Lenience of release hit windows. This is to make cases where the hold note release
|
|
/// is timed alongside presses of other hit objects less awkward.
|
|
/// </summary>
|
|
private const double release_window_lenience = 1.5;
|
|
|
|
public override void ApplyDefaults(ControlPointInfo controlPointInfo, BeatmapDifficulty difficulty)
|
|
{
|
|
base.ApplyDefaults(controlPointInfo, difficulty);
|
|
|
|
HitWindows *= release_window_lenience;
|
|
}
|
|
}
|
|
}
|
|
}
|