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Add grouping of ControlPoints

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This commit is contained in:
Dean Herbert
2019-10-25 19:48:01 +09:00
parent e2f2638212
commit e987db37ec
16 changed files with 234 additions and 149 deletions
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126
osu.Game/Beatmaps/ControlPoints/ControlPointInfo.cs
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@ -12,29 +12,50 @@ namespace osu.Game.Beatmaps.ControlPoints
[Serializable]
public class ControlPointInfo
{
/// <summary>
/// Control point groups.
/// </summary>
[JsonProperty]
public IReadOnlyList<ControlPointGroup> Groups => groups;
private readonly SortedList<ControlPointGroup> groups = new SortedList<ControlPointGroup>(Comparer<ControlPointGroup>.Default);
/// <summary>
/// All timing points.
/// </summary>
[JsonProperty]
public SortedList<TimingControlPoint> TimingPoints { get; private set; } = new SortedList<TimingControlPoint>(Comparer<TimingControlPoint>.Default);
public IReadOnlyList<TimingControlPoint> TimingPoints => timingPoints;
private readonly SortedList<TimingControlPoint> timingPoints = new SortedList<TimingControlPoint>(Comparer<TimingControlPoint>.Default);
/// <summary>
/// All difficulty points.
/// </summary>
[JsonProperty]
public SortedList<DifficultyControlPoint> DifficultyPoints { get; private set; } = new SortedList<DifficultyControlPoint>(Comparer<DifficultyControlPoint>.Default);
public IReadOnlyList<DifficultyControlPoint> DifficultyPoints => difficultyPoints;
private readonly SortedList<DifficultyControlPoint> difficultyPoints = new SortedList<DifficultyControlPoint>(Comparer<DifficultyControlPoint>.Default);
/// <summary>
/// All sound points.
/// </summary>
[JsonProperty]
public SortedList<SampleControlPoint> SamplePoints { get; private set; } = new SortedList<SampleControlPoint>(Comparer<SampleControlPoint>.Default);
public IReadOnlyList<SampleControlPoint> SamplePoints => samplePoints;
private readonly SortedList<SampleControlPoint> samplePoints = new SortedList<SampleControlPoint>(Comparer<SampleControlPoint>.Default);
/// <summary>
/// All effect points.
/// </summary>
[JsonProperty]
public SortedList<EffectControlPoint> EffectPoints { get; private set; } = new SortedList<EffectControlPoint>(Comparer<EffectControlPoint>.Default);
public IReadOnlyList<EffectControlPoint> EffectPoints => effectPoints;
private readonly SortedList<EffectControlPoint> effectPoints = new SortedList<EffectControlPoint>(Comparer<EffectControlPoint>.Default);
/// <summary>
/// All control points, of all types.
/// </summary>
public IEnumerable<ControlPoint> AllControlPoints => Groups.SelectMany(g => g.ControlPoints).ToArray();
/// <summary>
/// Finds the difficulty control point that is active at <paramref name="time"/>.
@ -64,6 +85,28 @@ namespace osu.Game.Beatmaps.ControlPoints
/// <returns>The timing control point.</returns>
public TimingControlPoint TimingPointAt(double time) => binarySearch(TimingPoints, time, TimingPoints.Count > 0 ? TimingPoints[0] : null);
/// <summary>
/// Finds the closest <see cref="ControlPoint"/> of the same type as <see cref="referencePoint"/> that is active at <paramref name="time"/>.
/// </summary>
/// <param name="time">The time to find the timing control point at.</param>
/// <param name="referencePoint">A reference point to infer type.</param>
/// <returns>The timing control point.</returns>
public ControlPoint SimilarPointAt(double time, ControlPoint referencePoint)
{
switch (referencePoint)
{
case TimingControlPoint _: return TimingPointAt(time);
case EffectControlPoint _: return EffectPointAt(time);
case SampleControlPoint _: return SamplePointAt(time);
case DifficultyControlPoint _: return DifficultyPointAt(time);
}
return null;
}
/// <summary>
/// Finds the maximum BPM represented by any timing control point.
/// </summary>
@ -92,7 +135,7 @@ namespace osu.Game.Beatmaps.ControlPoints
/// <param name="time">The time to find the control point at.</param>
/// <param name="prePoint">The control point to use when <paramref name="time"/> is before any control points. If null, a new control point will be constructed.</param>
/// <returns>The active control point at <paramref name="time"/>.</returns>
private T binarySearch<T>(SortedList<T> list, double time, T prePoint = null)
private T binarySearch<T>(IReadOnlyList<T> list, double time, T prePoint = null)
where T : ControlPoint, new()
{
if (list == null)
@ -125,5 +168,78 @@ namespace osu.Game.Beatmaps.ControlPoints
// l will be the first control point with Time > time, but we want the one before it
return list[l - 1];
}
public void Add(double time, ControlPoint newPoint, bool force = false)
{
if (!force && SimilarPointAt(time, newPoint)?.EquivalentTo(newPoint) == true)
return;
GroupAt(time, true).Add(newPoint);
}
public ControlPointGroup GroupAt(double time, bool createIfNotExisting)
{
var existing = Groups.FirstOrDefault(g => g.Time == time);
if (existing != null)
return existing;
if (createIfNotExisting)
{
var newGroup = new ControlPointGroup(time);
newGroup.ItemAdded += groupItemAdded;
newGroup.ItemRemoved += groupItemRemoved;
groups.Add(newGroup);
return newGroup;
}
return null;
}
private void groupItemRemoved(ControlPoint obj)
{
switch (obj)
{
case TimingControlPoint typed:
timingPoints.Remove(typed);
break;
case EffectControlPoint typed:
effectPoints.Remove(typed);
break;
case SampleControlPoint typed:
samplePoints.Remove(typed);
break;
case DifficultyControlPoint typed:
difficultyPoints.Remove(typed);
break;
}
}
private void groupItemAdded(ControlPoint obj)
{
switch (obj)
{
case TimingControlPoint typed:
timingPoints.Add(typed);
break;
case EffectControlPoint typed:
effectPoints.Add(typed);
break;
case SampleControlPoint typed:
samplePoints.Add(typed);
break;
case DifficultyControlPoint typed:
difficultyPoints.Add(typed);
break;
}
}
public void Clear() => groups.Clear();
}
}