public DifficultyPointPiece(DifficultyControlPoint point)
: base(point)
{
speedMultiplier = point.SpeedMultiplierBindable.GetBoundCopy();
Y = Height;
}
public DistanceObjectPatternGenerator(FastRandom random, HitObject hitObject, ManiaBeatmap beatmap, Pattern previousPattern, IBeatmap originalBeatmap)
: base(random, hitObject, beatmap, previousPattern, originalBeatmap)
{
convertType = PatternType.None;
if (!Beatmap.ControlPointInfo.EffectPointAt(hitObject.StartTime).KiaiMode)
{
convertType = PatternType.LowProbability;
}
var distanceData = hitObject as IHasDistance;
var repeatsData = hitObject as IHasRepeats;
spanCount = repeatsData?.SpanCount() ?? 1;
TimingControlPoint timingPoint = beatmap.ControlPointInfo.TimingPointAt(hitObject.StartTime);
DifficultyControlPoint difficultyPoint = beatmap.ControlPointInfo.DifficultyPointAt(hitObject.StartTime);
// The true distance, accounting for any repeats
double distance = (distanceData?.Distance ?? 0) * spanCount;
// The velocity of the osu! hit object - calculated as the velocity of a slider
double osuVelocity = osu_base_scoring_distance * beatmap.BeatmapInfo.BaseDifficulty.SliderMultiplier * difficultyPoint.SpeedMultiplier / timingPoint.BeatLength;
// The duration of the osu! hit object
double osuDuration = distance / osuVelocity;
EndTime = hitObject.StartTime + osuDuration;
SegmentDuration = (EndTime - HitObject.StartTime) / spanCount;
}
private void load()
{
// Calculate default multiplier control points
var lastTimingPoint = new TimingControlPoint();
var lastDifficultyPoint = new DifficultyControlPoint();
// Merge timing + difficulty points
var allPoints = new SortedList <ControlPoint>(Comparer <ControlPoint> .Default);
allPoints.AddRange(Beatmap.ControlPointInfo.TimingPoints);
allPoints.AddRange(Beatmap.ControlPointInfo.DifficultyPoints);
// Generate the timing points, making non-timing changes use the previous timing change
var timingChanges = allPoints.Select(c =>
{
var timingPoint = c as TimingControlPoint;
var difficultyPoint = c as DifficultyControlPoint;
if (timingPoint != null)
{
lastTimingPoint = timingPoint;
}
if (difficultyPoint != null)
{
lastDifficultyPoint = difficultyPoint;
}
return(new MultiplierControlPoint(c.Time)
{
Velocity = Beatmap.BeatmapInfo.BaseDifficulty.SliderMultiplier,
TimingPoint = lastTimingPoint,
DifficultyPoint = lastDifficultyPoint
});
});
double lastObjectTime = (Objects.LastOrDefault() as IHasEndTime)?.EndTime ?? Objects.LastOrDefault()?.StartTime ?? double.MaxValue;
// Perform some post processing of the timing changes
timingChanges = timingChanges
// Collapse sections after the last hit object
.Where(s => s.StartTime <= lastObjectTime)
// Collapse sections with the same start time
.GroupBy(s => s.StartTime).Select(g => g.Last()).OrderBy(s => s.StartTime);
DefaultControlPoints.AddRange(timingChanges);
// If we have no control points, add a default one
if (DefaultControlPoints.Count == 0)
{
DefaultControlPoints.Add(new MultiplierControlPoint {
Velocity = Beatmap.BeatmapInfo.BaseDifficulty.SliderMultiplier
});
}
DefaultControlPoints.ForEach(c => applySpeedAdjustment(c, Playfield));
}
protected override float GetVelocity(double time, ControlPointInfo controlPointInfo, BeatmapDifficulty difficulty)
{
TimingControlPoint timingPoint = controlPointInfo.TimingPointAt(time);
DifficultyControlPoint difficultyPoint = controlPointInfo.DifficultyPointAt(time);
double scoringDistance = OsuHitObject.BASE_SCORING_DISTANCE * difficulty.SliderMultiplier * difficultyPoint.SpeedMultiplier;
return((float)(scoringDistance / timingPoint.BeatLength));
}
protected override void ApplyMapPropertiesSelf(ControlPointGroup controlPoints, MapDifficulty difficulty)
{
base.ApplyMapPropertiesSelf(controlPoints, difficulty);
TimingControlPoint timingPoint = controlPoints.TimingPointAt(StartTime);
DifficultyControlPoint difficultyPoint = controlPoints.DifficultyPointAt(StartTime);
float distance = BaseDistance * difficultyPoint.SpeedMultiplier * difficulty.SliderMultiplier;
Speed = distance / timingPoint.BeatLength;
}
protected override void ApplyBeatmap()
{
// Calculate default multiplier control points
var lastTimingPoint = new TimingControlPoint();
var lastDifficultyPoint = new DifficultyControlPoint();
// Merge timing + difficulty points
var allPoints = new SortedList <ControlPoint>(Comparer <ControlPoint> .Default);
allPoints.AddRange(Beatmap.ControlPointInfo.TimingPoints);
allPoints.AddRange(Beatmap.ControlPointInfo.DifficultyPoints);
// Generate the timing points, making non-timing changes use the previous timing change
var timingChanges = allPoints.Select(c =>
{
var timingPoint = c as TimingControlPoint;
var difficultyPoint = c as DifficultyControlPoint;
if (timingPoint != null)
{
lastTimingPoint = timingPoint;
}
if (difficultyPoint != null)
{
lastDifficultyPoint = difficultyPoint;
}
return(new MultiplierControlPoint(c.Time)
{
TimingPoint = lastTimingPoint,
DifficultyPoint = lastDifficultyPoint
});
});
double lastObjectTime = (Objects.LastOrDefault() as IHasEndTime)?.EndTime ?? Objects.LastOrDefault()?.StartTime ?? double.MaxValue;
// Perform some post processing of the timing changes
timingChanges = timingChanges
// Collapse sections after the last hit object
.Where(s => s.StartTime <= lastObjectTime)
// Collapse sections with the same start time
.GroupBy(s => s.StartTime).Select(g => g.Last()).OrderBy(s => s.StartTime)
// Collapse sections with the same beat length
.GroupBy(s => s.TimingPoint.BeatLength * s.DifficultyPoint.SpeedMultiplier).Select(g => g.First());
DefaultControlPoints.AddRange(timingChanges);
// If we have no control points, add a default one
if (DefaultControlPoints.Count == 0)
{
DefaultControlPoints.Add(new MultiplierControlPoint());
}
}
protected override void ApplyDefaultsToSelf(ControlPointInfo controlPointInfo, BeatmapDifficulty difficulty)
{
base.ApplyDefaultsToSelf(controlPointInfo, difficulty);
TimingControlPoint timingPoint = controlPointInfo.TimingPointAt(StartTime);
DifficultyControlPoint difficultyPoint = controlPointInfo.DifficultyPointAt(StartTime);
double scoringDistance = base_scoring_distance * difficulty.SliderMultiplier * difficultyPoint.SpeedMultiplier;
Velocity = scoringDistance / timingPoint.BeatLength;
}
private void handleDifficultyControlPoint(DifficultyControlPoint newPoint)
{
var existing = beatmap.ControlPointInfo.DifficultyPointAt(newPoint.Time);
if (newPoint.EquivalentTo(existing))
{
return;
}
beatmap.ControlPointInfo.DifficultyPoints.RemoveAll(x => x.Time == newPoint.Time);
beatmap.ControlPointInfo.DifficultyPoints.Add(newPoint);
}
public override void ApplyDefaults(ControlPointInfo controlPointInfo, BeatmapDifficulty difficulty)
{
base.ApplyDefaults(controlPointInfo, difficulty);
TimingControlPoint timingPoint = controlPointInfo.TimingPointAt(StartTime);
DifficultyControlPoint difficultyPoint = controlPointInfo.DifficultyPointAt(StartTime);
EffectControlPoint effectPoint = controlPointInfo.EffectPointAt(StartTime);
ScrollTime = scroll_time * (timingPoint.BeatLength * difficultyPoint.SpeedMultiplier / 1000) / difficulty.SliderMultiplier;
Kiai |= effectPoint.KiaiMode;
}
public static List <SentakkiHitObject> CreateTapFromTicks(HitObject original, int path, IBeatmap beatmap, Random rng)
{
var curve = original as IHasCurve;
double spanDuration = curve.Duration / (curve.RepeatCount + 1);
bool isRepeatSpam = spanDuration < 75 && curve.RepeatCount > 0;
List <SentakkiHitObject> hitObjects = new List <SentakkiHitObject>();
if (isRepeatSpam)
{
return(hitObjects);
}
var difficulty = beatmap.BeatmapInfo.BaseDifficulty;
var controlPointInfo = beatmap.ControlPointInfo;
TimingControlPoint timingPoint = controlPointInfo.TimingPointAt(original.StartTime);
DifficultyControlPoint difficultyPoint = controlPointInfo.DifficultyPointAt(original.StartTime);
double scoringDistance = 100 * difficulty.SliderMultiplier * difficultyPoint.SpeedMultiplier;
var velocity = scoringDistance / timingPoint.BeatLength;
var tickDistance = scoringDistance / difficulty.SliderTickRate;
double legacyLastTickOffset = (original as IHasLegacyLastTickOffset)?.LegacyLastTickOffset ?? 0;
foreach (var e in SliderEventGenerator.Generate(original.StartTime, spanDuration, velocity, tickDistance, curve.Path.Distance, curve.RepeatCount + 1, legacyLastTickOffset))
{
int newPath = path;
while (newPath == path)
{
newPath = rng.Next(0, 8);
}
switch (e.Type)
{
case SliderEventType.Tick:
case SliderEventType.Repeat:
hitObjects.Add(new Tap
{
NoteColor = Color4.Orange,
Angle = newPath.GetAngleFromPath(),
Samples = getTickSamples(original.Samples),
StartTime = e.Time,
EndPosition = SentakkiExtensions.GetPosition(SentakkiPlayfield.INTERSECTDISTANCE, newPath),
Position = SentakkiExtensions.GetPosition(SentakkiPlayfield.NOTESTARTDISTANCE, newPath),
});
break;
}
}
return(hitObjects);
}
public TestSlider()
{
DifficultyControlPoint = new DifficultyControlPoint {
SliderVelocity = 0.1f
};
DefaultsApplied += _ =>
{
HeadCircle.HitWindows = new TestHitWindows();
TailCircle.HitWindows = new TestHitWindows();
HeadCircle.HitWindows.SetDifficulty(0);
TailCircle.HitWindows.SetDifficulty(0);
};
}
/// <summary>
/// Adds specified difficulty point to the beatmap.
/// </summary>
private void AddDifficultyPoint(DifficultyControlPoint point)
{
// Replace existing point if equal time.
var existingPoint = map.ControlPoints.DifficultyPointAt(point.Time);
if (point.IsEquivalentTo(existingPoint))
{
return;
}
if (existingPoint.Time == point.Time)
{
map.ControlPoints.DifficultyPoints.Remove(existingPoint);
}
map.ControlPoints.DifficultyPoints.Add(point);
}
public void TestRemoveControlPointFromGroup()
{
var cpi = new ControlPointInfo();
var group = cpi.GroupAt(1000, true);
Assert.That(cpi.Groups.Count, Is.EqualTo(1));
var difficultyPoint = new DifficultyControlPoint();
group.Add(difficultyPoint);
group.Remove(difficultyPoint);
Assert.That(group.ControlPoints.Count, Is.EqualTo(0));
Assert.That(cpi.DifficultyPoints.Count, Is.EqualTo(0));
Assert.That(cpi.AllControlPoints.Count, Is.EqualTo(0));
}
private void handleDifficultyControlPoint(DifficultyControlPoint newPoint)
{
var existing = beatmap.ControlPointInfo.DifficultyPointAt(newPoint.Time);
if (existing.Time == newPoint.Time)
{
// autogenerated points should not replace non-autogenerated.
// this allows for incorrectly ordered timing points to still be correctly handled.
if (newPoint.AutoGenerated && !existing.AutoGenerated)
{
return;
}
beatmap.ControlPointInfo.DifficultyPoints.Remove(existing);
}
beatmap.ControlPointInfo.DifficultyPoints.Add(newPoint);
}
private IEnumerable <SentakkiHitObject> createTapsFromTicks(HitObject original)
{
int noteLane = getNewLane(true);
var curve = original as IHasPathWithRepeats;
double spanDuration = curve.Duration / (curve.RepeatCount + 1);
bool isRepeatSpam = spanDuration < 75 && curve.RepeatCount > 0;
if (isRepeatSpam)
{
yield break;
}
var difficulty = beatmap.BeatmapInfo.BaseDifficulty;
var controlPointInfo = beatmap.ControlPointInfo;
TimingControlPoint timingPoint = controlPointInfo.TimingPointAt(original.StartTime);
DifficultyControlPoint difficultyPoint = controlPointInfo.DifficultyPointAt(original.StartTime);
double scoringDistance = 100 * difficulty.SliderMultiplier * difficultyPoint.SpeedMultiplier;
var velocity = scoringDistance / timingPoint.BeatLength;
var tickDistance = scoringDistance / difficulty.SliderTickRate;
double legacyLastTickOffset = (original as IHasLegacyLastTickOffset)?.LegacyLastTickOffset ?? 0;
foreach (var e in SliderEventGenerator.Generate(original.StartTime, spanDuration, velocity, tickDistance, curve.Path.Distance, curve.RepeatCount + 1, legacyLastTickOffset, CancellationToken.None))
{
switch (e.Type)
{
case SliderEventType.Tick:
case SliderEventType.Repeat:
yield return(new Tap
{
Lane = noteLane,
Samples = original.Samples.Select(s => new HitSampleInfo(@"slidertick", s.Bank, s.Suffix, s.Volume)).ToList(),
StartTime = e.Time
});
break;
}
}
}
private void load()
{
Children = new Drawable[]
{
new FillFlowContainer
{
Width = 200,
Direction = FillDirection.Vertical,
AutoSizeAxes = Axes.Y,
Children = new Drawable[]
{
sliderVelocitySlider = new SliderWithTextBoxInput <double>("Velocity")
{
Current = new DifficultyControlPoint().SliderVelocityBindable,
KeyboardStep = 0.1f
},
new OsuTextFlowContainer
{
AutoSizeAxes = Axes.Y,
RelativeSizeAxes = Axes.X,
Text = "Hold shift while dragging the end of an object to adjust velocity while snapping."
}
}
}
};
var selectedPointBindable = point.SliderVelocityBindable;
// there may be legacy control points, which contain infinite precision for compatibility reasons (see LegacyDifficultyControlPoint).
// generally that level of precision could only be set by externally editing the .osu file, so at the point
// a user is looking to update this within the editor it should be safe to obliterate this additional precision.
double expectedPrecision = new DifficultyControlPoint().SliderVelocityBindable.Precision;
if (selectedPointBindable.Precision < expectedPrecision)
{
selectedPointBindable.Precision = expectedPrecision;
}
sliderVelocitySlider.Current = selectedPointBindable;
sliderVelocitySlider.Current.BindValueChanged(_ => beatmap?.Update(hitObject));
}
public static IEnumerable <BosuHitObject> ConvertBuzzSlider(HitObject obj, Vector2 originalPosition, IBeatmap beatmap, IHasPathWithRepeats curve, double spanDuration)
{
List <BosuHitObject> converted = new List <BosuHitObject>();
var difficulty = beatmap.BeatmapInfo.BaseDifficulty;
var controlPointInfo = beatmap.ControlPointInfo;
TimingControlPoint timingPoint = controlPointInfo.TimingPointAt(obj.StartTime);
DifficultyControlPoint difficultyPoint = controlPointInfo.DifficultyPointAt(obj.StartTime);
double scoringDistance = 100 * difficulty.SliderMultiplier * difficultyPoint.SpeedMultiplier;
var velocity = scoringDistance / timingPoint.BeatLength;
var tickDistance = scoringDistance / difficulty.SliderTickRate;
double legacyLastTickOffset = (obj as IHasLegacyLastTickOffset)?.LegacyLastTickOffset ?? 0;
foreach (var e in SliderEventGenerator.Generate(obj.StartTime, spanDuration, velocity, tickDistance, curve.Path.Distance, curve.RepeatCount + 1, legacyLastTickOffset, new CancellationToken()))
{
var sliderEventPosition = toPlayfieldSpace(originalPosition) * new Vector2(1, 0.4f);
switch (e.Type)
{
case SliderEventType.Head:
converted.AddRange(generateExplosion(e.Time, bullets_per_slider_reverse, sliderEventPosition));
break;
case SliderEventType.Repeat:
converted.AddRange(generateExplosion(e.Time, bullets_per_slider_reverse, sliderEventPosition, slider_angle_per_span * (e.SpanIndex + 1)));
break;
case SliderEventType.Tail:
converted.AddRange(generateExplosion(e.Time, bullets_per_slider_reverse, sliderEventPosition, slider_angle_per_span * (curve.RepeatCount + 1)));
break;
}
}
return(converted);
}
public DistanceObjectPatternGenerator(LegacyRandom random, HitObject hitObject, ManiaBeatmap beatmap, Pattern previousPattern, IBeatmap originalBeatmap)
: base(random, hitObject, beatmap, previousPattern, originalBeatmap)
{
convertType = PatternType.None;
if (!Beatmap.ControlPointInfo.EffectPointAt(hitObject.StartTime).KiaiMode)
{
convertType = PatternType.LowProbability;
}
var distanceData = hitObject as IHasDistance;
var repeatsData = hitObject as IHasRepeats;
Debug.Assert(distanceData != null);
TimingControlPoint timingPoint = beatmap.ControlPointInfo.TimingPointAt(hitObject.StartTime);
DifficultyControlPoint difficultyPoint = hitObject.DifficultyControlPoint;
double beatLength;
#pragma warning disable 618
if (difficultyPoint is LegacyBeatmapDecoder.LegacyDifficultyControlPoint legacyDifficultyPoint)
#pragma warning restore 618
{
beatLength = timingPoint.BeatLength * legacyDifficultyPoint.BpmMultiplier;
}
else
{
beatLength = timingPoint.BeatLength / difficultyPoint.SliderVelocity;
}
SpanCount = repeatsData?.SpanCount() ?? 1;
StartTime = (int)Math.Round(hitObject.StartTime);
// This matches stable's calculation.
EndTime = (int)Math.Floor(StartTime + distanceData.Distance * beatLength * SpanCount * 0.01 / beatmap.Difficulty.SliderMultiplier);
SegmentDuration = (EndTime - StartTime) / SpanCount;
}
public static IEnumerable <BosuHitObject> ConvertDefaultSlider(HitObject obj, Vector2 originalPosition, IBeatmap beatmap, IHasPathWithRepeats curve, double spanDuration)
{
List <BosuHitObject> converted = new List <BosuHitObject>();
var difficulty = beatmap.BeatmapInfo.BaseDifficulty;
var controlPointInfo = beatmap.ControlPointInfo;
TimingControlPoint timingPoint = controlPointInfo.TimingPointAt(obj.StartTime);
DifficultyControlPoint difficultyPoint = controlPointInfo.DifficultyPointAt(obj.StartTime);
double scoringDistance = 100 * difficulty.SliderMultiplier * difficultyPoint.SpeedMultiplier;
var velocity = scoringDistance / timingPoint.BeatLength;
var tickDistance = scoringDistance / difficulty.SliderTickRate;
double legacyLastTickOffset = (obj as IHasLegacyLastTickOffset)?.LegacyLastTickOffset ?? 0;
foreach (var e in SliderEventGenerator.Generate(obj.StartTime, spanDuration, velocity, tickDistance, curve.Path.Distance, curve.RepeatCount + 1, legacyLastTickOffset, new CancellationToken()))
{
var curvePosition = curve.CurvePositionAt(e.PathProgress / (curve.RepeatCount + 1)) + originalPosition;
var sliderEventPosition = toPlayfieldSpace(curvePosition) * new Vector2(1, 0.4f);
switch (e.Type)
{
case SliderEventType.Repeat:
converted.AddRange(generateExplosion(e.Time, Math.Clamp((int)curve.Distance / 15, 3, 15), sliderEventPosition, MathExtensions.GetRandomTimedAngleOffset(e.Time)));
break;
case SliderEventType.Tail:
converted.AddRange(generateExplosion(e.Time, Math.Clamp((int)curve.Distance * (curve.RepeatCount + 1) / 15, 5, 20), sliderEventPosition, MathExtensions.GetRandomTimedAngleOffset(e.Time)));
break;
}
}
return(converted);
}
protected override IEnumerable <TaikoHitObject> ConvertHitObject(HitObject obj, IBeatmap beatmap)
{
var distanceData = obj as IHasDistance;
var repeatsData = obj as IHasRepeats;
var endTimeData = obj as IHasEndTime;
var curveData = obj as IHasCurve;
// Old osu! used hit sounding to determine various hit type information
List <SampleInfo> samples = obj.Samples;
bool strong = samples.Any(s => s.Name == SampleInfo.HIT_FINISH);
if (distanceData != null)
{
// Number of spans of the object - one for the initial length and for each repeat
int spans = repeatsData?.SpanCount() ?? 1;
TimingControlPoint timingPoint = beatmap.ControlPointInfo.TimingPointAt(obj.StartTime);
DifficultyControlPoint difficultyPoint = beatmap.ControlPointInfo.DifficultyPointAt(obj.StartTime);
double speedAdjustment = difficultyPoint.SpeedMultiplier;
double speedAdjustedBeatLength = timingPoint.BeatLength / speedAdjustment;
// The true distance, accounting for any repeats. This ends up being the drum roll distance later
double distance = distanceData.Distance * spans * legacy_velocity_multiplier;
// The velocity of the taiko hit object - calculated as the velocity of a drum roll
double taikoVelocity = taiko_base_distance * beatmap.BeatmapInfo.BaseDifficulty.SliderMultiplier / speedAdjustedBeatLength;
// The duration of the taiko hit object
double taikoDuration = distance / taikoVelocity;
// The velocity of the osu! hit object - calculated as the velocity of a slider
double osuVelocity = osu_base_scoring_distance * beatmap.BeatmapInfo.BaseDifficulty.SliderMultiplier / speedAdjustedBeatLength;
// The duration of the osu! hit object
double osuDuration = distance / osuVelocity;
// osu-stable always uses the speed-adjusted beatlength to determine the velocities, but
// only uses it for tick rate if beatmap version < 8
if (beatmap.BeatmapInfo.BeatmapVersion >= 8)
{
speedAdjustedBeatLength *= speedAdjustment;
}
// If the drum roll is to be split into hit circles, assume the ticks are 1/8 spaced within the duration of one beat
double tickSpacing = Math.Min(speedAdjustedBeatLength / beatmap.BeatmapInfo.BaseDifficulty.SliderTickRate, taikoDuration / spans);
if (!isForCurrentRuleset && tickSpacing > 0 && osuDuration < 2 * speedAdjustedBeatLength)
{
List <List <SampleInfo> > allSamples = curveData != null ? curveData.NodeSamples : new List <List <SampleInfo> >(new[] { samples });
int i = 0;
for (double j = obj.StartTime; j <= obj.StartTime + taikoDuration + tickSpacing / 8; j += tickSpacing)
{
List <SampleInfo> currentSamples = allSamples[i];
bool isRim = currentSamples.Any(s => s.Name == SampleInfo.HIT_CLAP || s.Name == SampleInfo.HIT_WHISTLE);
strong = currentSamples.Any(s => s.Name == SampleInfo.HIT_FINISH);
if (isRim)
{
yield return(new RimHit
{
StartTime = j,
Samples = currentSamples,
IsStrong = strong
});
}
else
{
yield return(new CentreHit
{
StartTime = j,
Samples = currentSamples,
IsStrong = strong
});
}
i = (i + 1) % allSamples.Count;
}
}
else
{
yield return(new DrumRoll
{
StartTime = obj.StartTime,
Samples = obj.Samples,
IsStrong = strong,
Duration = taikoDuration,
TickRate = beatmap.BeatmapInfo.BaseDifficulty.SliderTickRate == 3 ? 3 : 4
});
}
}
else if (endTimeData != null)
{
double hitMultiplier = BeatmapDifficulty.DifficultyRange(beatmap.BeatmapInfo.BaseDifficulty.OverallDifficulty, 3, 5, 7.5) * swell_hit_multiplier;
yield return(new Swell
{
StartTime = obj.StartTime,
Samples = obj.Samples,
Duration = endTimeData.Duration,
RequiredHits = (int)Math.Max(1, endTimeData.Duration / 1000 * hitMultiplier)
});
}
else
{
bool isRim = samples.Any(s => s.Name == SampleInfo.HIT_CLAP || s.Name == SampleInfo.HIT_WHISTLE);
if (isRim)
{
yield return(new RimHit
{
StartTime = obj.StartTime,
Samples = obj.Samples,
IsStrong = strong
});
}
else
{
yield return(new CentreHit
{
StartTime = obj.StartTime,
Samples = obj.Samples,
IsStrong = strong
});
}
}
}
private void handleTimingPoints(Beatmap beatmap, string line)
{
string[] split = line.Split(',');
double time = double.Parse(split[0].Trim(), NumberFormatInfo.InvariantInfo);
double beatLength = double.Parse(split[1].Trim(), NumberFormatInfo.InvariantInfo);
double speedMultiplier = beatLength < 0 ? 100.0 / -beatLength : 1;
TimeSignatures timeSignature = TimeSignatures.SimpleQuadruple;
if (split.Length >= 3)
{
timeSignature = split[2][0] == '0' ? TimeSignatures.SimpleQuadruple : (TimeSignatures)int.Parse(split[2]);
}
LegacySampleBank sampleSet = defaultSampleBank;
if (split.Length >= 4)
{
sampleSet = (LegacySampleBank)int.Parse(split[3]);
}
//SampleBank sampleBank = SampleBank.Default;
//if (split.Length >= 5)
// sampleBank = (SampleBank)int.Parse(split[4]);
int sampleVolume = defaultSampleVolume;
if (split.Length >= 6)
{
sampleVolume = int.Parse(split[5]);
}
bool timingChange = true;
if (split.Length >= 7)
{
timingChange = split[6][0] == '1';
}
bool kiaiMode = false;
bool omitFirstBarSignature = false;
if (split.Length >= 8)
{
int effectFlags = int.Parse(split[7]);
kiaiMode = (effectFlags & 1) > 0;
omitFirstBarSignature = (effectFlags & 8) > 0;
}
string stringSampleSet = sampleSet.ToString().ToLower();
if (stringSampleSet == @"none")
{
stringSampleSet = @"normal";
}
DifficultyControlPoint difficultyPoint = beatmap.ControlPointInfo.DifficultyPointAt(time);
SoundControlPoint soundPoint = beatmap.ControlPointInfo.SoundPointAt(time);
EffectControlPoint effectPoint = beatmap.ControlPointInfo.EffectPointAt(time);
if (timingChange)
{
beatmap.ControlPointInfo.TimingPoints.Add(new TimingControlPoint
{
Time = time,
BeatLength = beatLength,
TimeSignature = timeSignature
});
}
if (speedMultiplier != difficultyPoint.SpeedMultiplier)
{
beatmap.ControlPointInfo.DifficultyPoints.RemoveAll(x => x.Time == time);
beatmap.ControlPointInfo.DifficultyPoints.Add(new DifficultyControlPoint
{
Time = time,
SpeedMultiplier = speedMultiplier
});
}
if (stringSampleSet != soundPoint.SampleBank || sampleVolume != soundPoint.SampleVolume)
{
beatmap.ControlPointInfo.SoundPoints.Add(new SoundControlPoint
{
Time = time,
SampleBank = stringSampleSet,
SampleVolume = sampleVolume
});
}
if (kiaiMode != effectPoint.KiaiMode || omitFirstBarSignature != effectPoint.OmitFirstBarLine)
{
beatmap.ControlPointInfo.EffectPoints.Add(new EffectControlPoint
{
Time = time,
KiaiMode = kiaiMode,
OmitFirstBarLine = omitFirstBarSignature
});
}
}
public override float GetBeatSnapDistanceAt(double referenceTime)
{
DifficultyControlPoint difficultyPoint = EditorBeatmap.ControlPointInfo.DifficultyPointAt(referenceTime);
return((float)(100 * EditorBeatmap.BeatmapInfo.BaseDifficulty.SliderMultiplier * difficultyPoint.SpeedMultiplier / BeatSnapProvider.BeatDivisor));
}
private void handleControlPoints(TextWriter writer)
{
if (beatmap.ControlPointInfo.Groups.Count == 0)
{
return;
}
var legacyControlPoints = new LegacyControlPointInfo();
foreach (var point in beatmap.ControlPointInfo.AllControlPoints)
{
legacyControlPoints.Add(point.Time, point.DeepClone());
}
writer.WriteLine("[TimingPoints]");
SampleControlPoint lastRelevantSamplePoint = null;
DifficultyControlPoint lastRelevantDifficultyPoint = null;
bool isOsuRuleset = beatmap.BeatmapInfo.RulesetID == 0;
// iterate over hitobjects and pull out all required sample and difficulty changes
extractDifficultyControlPoints(beatmap.HitObjects);
extractSampleControlPoints(beatmap.HitObjects);
// handle scroll speed, which is stored as "slider velocity" in legacy formats.
// this is relevant for scrolling ruleset beatmaps.
if (!isOsuRuleset)
{
foreach (var point in legacyControlPoints.EffectPoints)
{
legacyControlPoints.Add(point.Time, new DifficultyControlPoint {
SliderVelocity = point.ScrollSpeed
});
}
}
foreach (var group in legacyControlPoints.Groups)
{
var groupTimingPoint = group.ControlPoints.OfType <TimingControlPoint>().FirstOrDefault();
// If the group contains a timing control point, it needs to be output separately.
if (groupTimingPoint != null)
{
writer.Write(FormattableString.Invariant($"{groupTimingPoint.Time},"));
writer.Write(FormattableString.Invariant($"{groupTimingPoint.BeatLength},"));
outputControlPointAt(groupTimingPoint.Time, true);
}
// Output any remaining effects as secondary non-timing control point.
var difficultyPoint = legacyControlPoints.DifficultyPointAt(group.Time);
writer.Write(FormattableString.Invariant($"{group.Time},"));
writer.Write(FormattableString.Invariant($"{-100 / difficultyPoint.SliderVelocity},"));
outputControlPointAt(group.Time, false);
}
void outputControlPointAt(double time, bool isTimingPoint)
{
var samplePoint = legacyControlPoints.SamplePointAt(time);
var effectPoint = legacyControlPoints.EffectPointAt(time);
// Apply the control point to a hit sample to uncover legacy properties (e.g. suffix)
HitSampleInfo tempHitSample = samplePoint.ApplyTo(new ConvertHitObjectParser.LegacyHitSampleInfo(string.Empty));
// Convert effect flags to the legacy format
LegacyEffectFlags effectFlags = LegacyEffectFlags.None;
if (effectPoint.KiaiMode)
{
effectFlags |= LegacyEffectFlags.Kiai;
}
if (effectPoint.OmitFirstBarLine)
{
effectFlags |= LegacyEffectFlags.OmitFirstBarLine;
}
writer.Write(FormattableString.Invariant($"{(int)legacyControlPoints.TimingPointAt(time).TimeSignature},"));
writer.Write(FormattableString.Invariant($"{(int)toLegacySampleBank(tempHitSample.Bank)},"));
writer.Write(FormattableString.Invariant($"{toLegacyCustomSampleBank(tempHitSample)},"));
writer.Write(FormattableString.Invariant($"{tempHitSample.Volume},"));
writer.Write(FormattableString.Invariant($"{(isTimingPoint ? '1' : '0')},"));
writer.Write(FormattableString.Invariant($"{(int)effectFlags}"));
writer.WriteLine();
}
IEnumerable <DifficultyControlPoint> collectDifficultyControlPoints(IEnumerable <HitObject> hitObjects)
{
if (!isOsuRuleset)
{
yield break;
}
foreach (var hitObject in hitObjects)
{
yield return(hitObject.DifficultyControlPoint);
foreach (var nested in collectDifficultyControlPoints(hitObject.NestedHitObjects))
{
yield return(nested);
}
}
}
void extractDifficultyControlPoints(IEnumerable <HitObject> hitObjects)
{
foreach (var hDifficultyPoint in collectDifficultyControlPoints(hitObjects).OrderBy(dp => dp.Time))
{
if (!hDifficultyPoint.IsRedundant(lastRelevantDifficultyPoint))
{
legacyControlPoints.Add(hDifficultyPoint.Time, hDifficultyPoint);
lastRelevantDifficultyPoint = hDifficultyPoint;
}
}
}
IEnumerable <SampleControlPoint> collectSampleControlPoints(IEnumerable <HitObject> hitObjects)
{
foreach (var hitObject in hitObjects)
{
yield return(hitObject.SampleControlPoint);
foreach (var nested in collectSampleControlPoints(hitObject.NestedHitObjects))
{
yield return(nested);
}
}
}
void extractSampleControlPoints(IEnumerable <HitObject> hitObject)
{
foreach (var hSamplePoint in collectSampleControlPoints(hitObject).OrderBy(sp => sp.Time))
{
if (!hSamplePoint.IsRedundant(lastRelevantSamplePoint))
{
legacyControlPoints.Add(hSamplePoint.Time, hSamplePoint);
lastRelevantSamplePoint = hSamplePoint;
}
}
}
}
/// <summary>
/// Creates a <see cref="MultiplierControlPoint"/> by copying another <see cref="MultiplierControlPoint"/>.
/// </summary>
/// <param name="startTime">The start time of this <see cref="MultiplierControlPoint"/>.</param>
/// <param name="other">The <see cref="MultiplierControlPoint"/> to copy.</param>
public MultiplierControlPoint(double startTime, MultiplierControlPoint other)
: this(startTime)
{
TimingPoint = other.TimingPoint;
DifficultyPoint = other.DifficultyPoint;
}
private void load()
{
double lastObjectTime = (Objects.LastOrDefault() as IHasEndTime)?.EndTime ?? Objects.LastOrDefault()?.StartTime ?? double.MaxValue;
double baseBeatLength = TimingControlPoint.DEFAULT_BEAT_LENGTH;
if (RelativeScaleBeatLengths)
{
IReadOnlyList <TimingControlPoint> timingPoints = Beatmap.ControlPointInfo.TimingPoints;
double maxDuration = 0;
for (int i = 0; i < timingPoints.Count; i++)
{
if (timingPoints[i].Time > lastObjectTime)
{
break;
}
double endTime = i < timingPoints.Count - 1 ? timingPoints[i + 1].Time : lastObjectTime;
double duration = endTime - timingPoints[i].Time;
if (duration > maxDuration)
{
maxDuration = duration;
// The slider multiplier is post-multiplied to determine the final velocity, but for relative scale beat lengths
// the multiplier should not affect the effective timing point (the longest in the beatmap), so it is factored out here
baseBeatLength = timingPoints[i].BeatLength / Beatmap.BeatmapInfo.BaseDifficulty.SliderMultiplier;
}
}
}
// Merge sequences of timing and difficulty control points to create the aggregate "multiplier" control point
var lastTimingPoint = new TimingControlPoint();
var lastDifficultyPoint = new DifficultyControlPoint();
var allPoints = new SortedList <ControlPoint>(Comparer <ControlPoint> .Default);
allPoints.AddRange(Beatmap.ControlPointInfo.TimingPoints);
allPoints.AddRange(Beatmap.ControlPointInfo.DifficultyPoints);
// Generate the timing points, making non-timing changes use the previous timing change and vice-versa
var timingChanges = allPoints.Select(c =>
{
var timingPoint = c as TimingControlPoint;
var difficultyPoint = c as DifficultyControlPoint;
if (timingPoint != null)
{
lastTimingPoint = timingPoint;
}
if (difficultyPoint != null)
{
lastDifficultyPoint = difficultyPoint;
}
return(new MultiplierControlPoint(c.Time)
{
Velocity = Beatmap.BeatmapInfo.BaseDifficulty.SliderMultiplier,
BaseBeatLength = baseBeatLength,
TimingPoint = lastTimingPoint,
DifficultyPoint = lastDifficultyPoint
});
});
// Trim unwanted sequences of timing changes
timingChanges = timingChanges
// Collapse sections after the last hit object
.Where(s => s.StartTime <= lastObjectTime)
// Collapse sections with the same start time
.GroupBy(s => s.StartTime).Select(g => g.Last()).OrderBy(s => s.StartTime);
controlPoints.AddRange(timingChanges);
if (controlPoints.Count == 0)
{
controlPoints.Add(new MultiplierControlPoint {
Velocity = Beatmap.BeatmapInfo.BaseDifficulty.SliderMultiplier
});
}
}
public DifficultyPointPiece(DifficultyControlPoint difficultyPoint)
{
this.difficultyPoint = difficultyPoint;
speedMultiplier = difficultyPoint.SpeedMultiplierBindable.GetBoundCopy();
}
public DifficultyRowAttribute(DifficultyControlPoint difficulty)
: base(difficulty, "difficulty")
{
speedMultiplier = difficulty.SpeedMultiplierBindable.GetBoundCopy();
}
protected override IEnumerable <BosuHitObject> ConvertHitObject(HitObject obj, IBeatmap beatmap)
{
var objPosition = (obj as IHasPosition)?.Position ?? Vector2.Zero;
var comboData = obj as IHasCombo;
var difficulty = beatmap.BeatmapInfo.BaseDifficulty;
if (comboData?.NewCombo ?? false)
{
index++;
}
List <BosuHitObject> hitObjects = new List <BosuHitObject>();
EffectControlPoint effectPoint = beatmap.ControlPointInfo.EffectPointAt(obj.StartTime);
bool kiai = effectPoint.KiaiMode;
switch (obj)
{
// Slider
case IHasCurve curve:
if (!SlidersOnly)
{
var controlPointInfo = beatmap.ControlPointInfo;
TimingControlPoint timingPoint = controlPointInfo.TimingPointAt(obj.StartTime);
DifficultyControlPoint difficultyPoint = controlPointInfo.DifficultyPointAt(obj.StartTime);
double scoringDistance = 100 * difficulty.SliderMultiplier * difficultyPoint.SpeedMultiplier;
var velocity = scoringDistance / timingPoint.BeatLength;
var tickDistance = scoringDistance / difficulty.SliderTickRate;
double spanDuration = curve.Duration / (curve.RepeatCount + 1);
double legacyLastTickOffset = (obj as IHasLegacyLastTickOffset)?.LegacyLastTickOffset ?? 0;
foreach (var e in SliderEventGenerator.Generate(obj.StartTime, spanDuration, velocity, tickDistance, curve.Path.Distance, curve.RepeatCount + 1, legacyLastTickOffset))
{
Vector2 sliderEventPosition;
// Don't take into account very small sliders. There's a chance that they will contain reverse spam, and offset looks ugly
if (spanDuration < 75)
{
sliderEventPosition = objPosition * new Vector2(1, 0.5f);
}
else
{
sliderEventPosition = (curve.CurvePositionAt(e.PathProgress / (curve.RepeatCount + 1)) + objPosition) * new Vector2(1, 0.5f);
}
switch (e.Type)
{
case SliderEventType.Head:
hitObjects.AddRange(generateExplosion(
e.Time,
kiai ? bullets_per_slider_head_kiai : bullets_per_slider_head,
sliderEventPosition,
comboData,
index));
if (Symmetry)
{
hitObjects.AddRange(generateExplosion(
e.Time,
kiai ? bullets_per_slider_head_kiai : bullets_per_slider_head,
getSymmetricalXPosition(sliderEventPosition),
comboData,
index));
}
hitObjects.Add(new SoundHitObject
{
StartTime = obj.StartTime,
Samples = obj.Samples
});
break;
case SliderEventType.Tick:
hitObjects.Add(new TickCherry
{
StartTime = e.Time,
Position = sliderEventPosition,
NewCombo = comboData?.NewCombo ?? false,
ComboOffset = comboData?.ComboOffset ?? 0,
IndexInBeatmap = index
});
if (Symmetry)
{
hitObjects.Add(new TickCherry
{
StartTime = e.Time,
Position = getSymmetricalXPosition(sliderEventPosition),
NewCombo = comboData?.NewCombo ?? false,
ComboOffset = comboData?.ComboOffset ?? 0,
IndexInBeatmap = index
});
}
hitObjects.Add(new SoundHitObject
{
StartTime = e.Time,
Samples = getTickSamples(obj.Samples)
});
break;
case SliderEventType.Repeat:
hitObjects.AddRange(generateExplosion(
obj.StartTime + (e.SpanIndex + 1) * spanDuration,
kiai ? bullets_per_slider_reverse_kiai : bullets_per_slider_reverse,
sliderEventPosition,
comboData,
index,
slider_angle_per_span * e.SpanIndex));
if (Symmetry)
{
hitObjects.AddRange(generateExplosion(
obj.StartTime + (e.SpanIndex + 1) * spanDuration,
kiai ? bullets_per_slider_reverse_kiai : bullets_per_slider_reverse,
getSymmetricalXPosition(sliderEventPosition),
comboData,
index,
-slider_angle_per_span * e.SpanIndex));
}
hitObjects.Add(new SoundHitObject
{
StartTime = e.Time,
Samples = obj.Samples
});
break;
case SliderEventType.Tail:
hitObjects.AddRange(generateExplosion(
e.Time,
kiai ? bullets_per_slider_tail_kiai : bullets_per_slider_tail,
sliderEventPosition,
comboData,
index));
if (Symmetry)
{
hitObjects.AddRange(generateExplosion(
e.Time,
kiai ? bullets_per_slider_tail_kiai : bullets_per_slider_tail,
getSymmetricalXPosition(sliderEventPosition),
comboData,
index));
}
hitObjects.Add(new SoundHitObject
{
StartTime = curve.EndTime,
Samples = obj.Samples
});
break;
}
}
}
//body
var bodyCherriesCount = Math.Min(curve.Distance * (curve.RepeatCount + 1) / 10, max_visuals_per_slider_span * (curve.RepeatCount + 1));
for (int i = 0; i < bodyCherriesCount; i++)
{
var progress = (float)i / bodyCherriesCount;
var position = (curve.CurvePositionAt(progress) + objPosition);
if (!SlidersOnly)
{
position *= new Vector2(1, 0.5f);
hitObjects.Add(new SliderPartCherry
{
StartTime = obj.StartTime + curve.Duration * progress,
Position = position,
NewCombo = comboData?.NewCombo ?? false,
ComboOffset = comboData?.ComboOffset ?? 0,
IndexInBeatmap = index
});
if (Symmetry)
{
hitObjects.Add(new SliderPartCherry
{
StartTime = obj.StartTime + curve.Duration * progress,
Position = getSymmetricalXPosition(position),
NewCombo = comboData?.NewCombo ?? false,
ComboOffset = comboData?.ComboOffset ?? 0,
IndexInBeatmap = index
});
}
}
else
{
hitObjects.AddRange(new[]
{
new SliderPartCherry
{
StartTime = obj.StartTime + curve.Duration * progress,
Position = position,
NewCombo = comboData?.NewCombo ?? false,
ComboOffset = comboData?.ComboOffset ?? 0,
IndexInBeatmap = index
},
new SliderPartCherry
{
StartTime = obj.StartTime + curve.Duration * progress,
Position = getSymmetricalXPosition(position),
NewCombo = comboData?.NewCombo ?? false,
ComboOffset = comboData?.ComboOffset ?? 0,
IndexInBeatmap = index
},
new SliderPartCherry
{
StartTime = obj.StartTime + curve.Duration * progress,
Position = getSymmetricalYPosition(position),
NewCombo = comboData?.NewCombo ?? false,
ComboOffset = comboData?.ComboOffset ?? 0,
IndexInBeatmap = index
},
new SliderPartCherry
{
StartTime = obj.StartTime + curve.Duration * progress,
Position = getSymmetricalYPosition(getSymmetricalXPosition(position)),
NewCombo = comboData?.NewCombo ?? false,
ComboOffset = comboData?.ComboOffset ?? 0,
IndexInBeatmap = index
}
});
}
}
break;
// Spinner
case IHasEndTime endTime:
if (SlidersOnly)
{
break;
}
var spansPerSpinner = endTime.Duration / spinner_span_delay;
for (int i = 0; i < spansPerSpinner; i++)
{
hitObjects.AddRange(generateExplosion(
obj.StartTime + i * spinner_span_delay,
kiai ? bullets_per_spinner_span_kiai : bullets_per_spinner_span,
objPosition * new Vector2(1, 0.5f),
comboData,
index,
i * spinner_angle_per_span));
}
break;
// Hitcircle
default:
if (SlidersOnly)
{
hitObjects.AddRange(new[]
{
new SliderPartCherry
{
StartTime = obj.StartTime,
Position = objPosition,
NewCombo = comboData?.NewCombo ?? false,
ComboOffset = comboData?.ComboOffset ?? 0,
IndexInBeatmap = index
},
new SliderPartCherry
{
StartTime = obj.StartTime,
Position = getSymmetricalXPosition(objPosition),
NewCombo = comboData?.NewCombo ?? false,
ComboOffset = comboData?.ComboOffset ?? 0,
IndexInBeatmap = index
},
new SliderPartCherry
{
StartTime = obj.StartTime,
Position = getSymmetricalYPosition(objPosition),
NewCombo = comboData?.NewCombo ?? false,
ComboOffset = comboData?.ComboOffset ?? 0,
IndexInBeatmap = index
},
new SliderPartCherry
{
StartTime = obj.StartTime,
Position = getSymmetricalYPosition(getSymmetricalXPosition(objPosition)),
NewCombo = comboData?.NewCombo ?? false,
ComboOffset = comboData?.ComboOffset ?? 0,
IndexInBeatmap = index
}
});
break;
}
hitObjects.AddRange(generateExplosion(
obj.StartTime,
kiai ? bullets_per_hitcircle_kiai : bullets_per_hitcircle,
objPosition * new Vector2(1, 0.5f),
comboData,
index,
0,
120));
if (Symmetry)
{
hitObjects.AddRange(generateExplosion(
obj.StartTime,
kiai ? bullets_per_hitcircle_kiai : bullets_per_hitcircle,
getSymmetricalXPosition(objPosition * new Vector2(1, 0.5f)),
comboData,
index,
0,
120));
}
hitObjects.Add(new SoundHitObject
{
StartTime = obj.StartTime,
Samples = obj.Samples
});
break;
}
return(hitObjects);
}
private static List <TouhouHitObject> generateRepeatSpamSlider(HitObject obj, IBeatmap beatmap, IHasCurve curve, double spanDuration, bool isKiai, int index)
{
List <TouhouHitObject> hitObjects = new List <TouhouHitObject>();
var objPosition = (obj as IHasPosition)?.Position ?? Vector2.Zero;
var comboData = obj as IHasCombo;
var difficulty = beatmap.BeatmapInfo.BaseDifficulty;
var controlPointInfo = beatmap.ControlPointInfo;
TimingControlPoint timingPoint = controlPointInfo.TimingPointAt(obj.StartTime);
DifficultyControlPoint difficultyPoint = controlPointInfo.DifficultyPointAt(obj.StartTime);
double scoringDistance = 100 * difficulty.SliderMultiplier * difficultyPoint.SpeedMultiplier;
var velocity = scoringDistance / timingPoint.BeatLength;
var tickDistance = scoringDistance / difficulty.SliderTickRate;
double legacyLastTickOffset = (obj as IHasLegacyLastTickOffset)?.LegacyLastTickOffset ?? 0;
foreach (var e in SliderEventGenerator.Generate(obj.StartTime, spanDuration, velocity, tickDistance, curve.Path.Distance, curve.RepeatCount + 1, legacyLastTickOffset))
{
var sliderEventPosition = objPosition * new Vector2(1, 0.5f);
switch (e.Type)
{
case SliderEventType.Head:
if (positionIsValid(sliderEventPosition))
{
hitObjects.AddRange(generateExplosion(
e.Time,
bullets_per_slider_reverse,
sliderEventPosition,
comboData,
isKiai,
index));
}
hitObjects.Add(new SoundHitObject
{
StartTime = obj.StartTime,
Samples = obj.Samples
});
break;
case SliderEventType.Repeat:
if (positionIsValid(sliderEventPosition))
{
hitObjects.AddRange(generateExplosion(
e.Time,
bullets_per_slider_reverse,
sliderEventPosition,
comboData,
isKiai,
index,
slider_angle_per_span * (e.SpanIndex + 1)));
}
hitObjects.Add(new SoundHitObject
{
StartTime = e.Time,
Samples = obj.Samples
});
break;
case SliderEventType.Tail:
if (positionIsValid(sliderEventPosition))
{
hitObjects.AddRange(generateExplosion(
e.Time,
bullets_per_slider_reverse,
sliderEventPosition,
comboData,
isKiai,
index,
slider_angle_per_span * (curve.RepeatCount + 1)));
}
hitObjects.Add(new SoundHitObject
{
StartTime = curve.EndTime,
Samples = obj.Samples
});
break;
}
}
hitObjects.AddRange(generateSliderBody(obj, curve, isKiai, index));
return(hitObjects);
}
public DifficultyEditPopover(HitObject hitObject)
{
this.hitObject = hitObject;
point = hitObject.DifficultyControlPoint;
}