private void ToHold(RawHitObject hitObject, string others)
{
var index = others.SpanIndexOf(":");
var holdEnd = others.Substring(0, index);
var extra = others.Substring(index + 1);
hitObject.HoldEnd = int.Parse(holdEnd);
hitObject.Extras = extra;
}
private void ToSpinner(RawHitObject hitObject, string others)
{
var infos = others.SpanSplit(",");
var holdEnd = infos[0];
hitObject.HoldEnd = int.Parse(holdEnd);
if (infos.Length > 1)
{
var extra = infos[1];
hitObject.Extras = extra;
}
}
public void Match(string line)
{
if (HitObjectList == null)
{
HitObjectList = new List <RawHitObject>();
}
string[] param = line.Split(',');
var x = int.Parse(param[0]);
var y = int.Parse(param[1]);
var offset = int.Parse(param[2]);
var type = (RawObjectType)Enum.Parse(typeof(RawObjectType), param[3]);
var hitsound = (HitsoundType)Enum.Parse(typeof(HitsoundType), param[4]);
var notImplementedInfo = string.Join(",", param.Skip(5));
var hitObject = new RawHitObject
{
X = x,
Y = y,
Offset = offset,
RawType = type,
Hitsound = hitsound
};
if ((type & RawObjectType.Circle) == RawObjectType.Circle)
{
ConvertToCircle(hitObject, notImplementedInfo);
}
else if ((type & RawObjectType.Slider) == RawObjectType.Slider)
{
ConvertToSlider(hitObject, notImplementedInfo);
}
else if ((type & RawObjectType.Spinner) == RawObjectType.Spinner)
{
ConvertToSpinner(hitObject, notImplementedInfo);
}
else if ((type & RawObjectType.Hold) == RawObjectType.Hold)
{
ConvertToHold(hitObject, notImplementedInfo);
}
HitObjectList.Add(hitObject);
}
public override void Match(string line)
{
string[] param = line.SpanSplit(",");
var x = int.Parse(param[0]);
var y = int.Parse(param[1]);
var offset = int.Parse(param[2]);
var type = (RawObjectType)Enum.Parse(typeof(RawObjectType), param[3]);
var hitsound = (HitsoundType)Enum.Parse(typeof(HitsoundType), param[4]);
var others = string.Join(",", param.Skip(5));
var hitObject = new RawHitObject
{
X = x,
Y = y,
Offset = offset,
RawType = type,
Hitsound = hitsound
};
switch (hitObject.ObjectType)
{
case HitObjectType.Circle:
ToCircle(hitObject, others);
break;
case HitObjectType.Slider:
ToSlider(hitObject, others);
break;
case HitObjectType.Spinner:
ToSpinner(hitObject, others);
break;
case HitObjectType.Hold:
ToHold(hitObject, others);
break;
default:
throw new ArgumentOutOfRangeException();
}
HitObjectList.Add(hitObject);
}
private async Task AddSingleHitObject(RawHitObject obj, HashSet <string> waves,
ConcurrentBag <SoundElement> elements)
{
if (obj.ObjectType != HitObjectType.Slider)
{
var itemOffset = obj.ObjectType == HitObjectType.Spinner
? obj.HoldEnd // spinner
: obj.Offset; // hold & circle
var timingPoint = _osuFile.TimingPoints.GetLine(itemOffset);
float balance = GetObjectBalance(obj.X);
float volume = GetObjectVolume(obj, timingPoint);
var tuples = AnalyzeHitsoundFiles(obj.Hitsound, obj.SampleSet, obj.AdditionSet,
timingPoint, obj, waves);
foreach (var(filePath, _) in tuples)
{
var element = SoundElement.Create(itemOffset, volume, balance, filePath);
elements.Add(element);
}
}
else // sliders
{
// edges
bool forceUseSlide = obj.SliderInfo.EdgeSamples == null;
foreach (var item in obj.SliderInfo.Edges)
{
var itemOffset = item.Offset;
var timingPoint = _osuFile.TimingPoints.GetLine(itemOffset);
float balance = GetObjectBalance(item.Point.X);
float volume = GetObjectVolume(obj, timingPoint);
var hs = forceUseSlide
? obj.Hitsound
: item.EdgeHitsound;
var addition = forceUseSlide
? obj.AdditionSet
: item.EdgeAddition;
var sample = forceUseSlide
? obj.SampleSet
: item.EdgeSample;
var tuples = AnalyzeHitsoundFiles(hs, sample, addition,
timingPoint, obj, waves);
foreach (var(filePath, _) in tuples)
{
var element = SoundElement.Create(itemOffset, volume, balance, filePath);
elements.Add(element);
}
}
// ticks
var ticks = obj.SliderInfo.Ticks;
foreach (var sliderTick in ticks)
{
var itemOffset = sliderTick.Offset;
var timingPoint = _osuFile.TimingPoints.GetLine(itemOffset);
float balance = GetObjectBalance(sliderTick.Point.X);
float volume = GetObjectVolume(obj, timingPoint) * 1.25f; // ticks x1.25
var(filePath, _) = AnalyzeHitsoundFiles(HitsoundType.Tick, obj.SampleSet, obj.AdditionSet,
timingPoint, obj, waves).First();
var element = SoundElement.Create(itemOffset, volume, balance, filePath);
elements.Add(element);
}
// sliding
{
var slideElements = new List <SoundElement>();
var startOffset = obj.Offset;
var endOffset = obj.SliderInfo.Edges[obj.SliderInfo.Edges.Length - 1].Offset;
var timingPoint = _osuFile.TimingPoints.GetLine(startOffset);
float balance = GetObjectBalance(obj.X);
float volume = GetObjectVolume(obj, timingPoint);
// start sliding
var tuples = AnalyzeHitsoundFiles(
obj.Hitsound & HitsoundType.SlideWhistle | HitsoundType.Slide,
obj.SampleSet, obj.AdditionSet,
timingPoint, obj, waves);
foreach (var(filePath, hitsoundType) in tuples)
{
int channel;
if (hitsoundType.HasFlag(HitsoundType.Slide))
{
channel = 0;
}
else if (hitsoundType.HasFlag(HitsoundType.SlideWhistle))
{
channel = 1;
}
else
{
continue;
}
var element = SoundElement.CreateLoopSignal(startOffset, volume, balance, filePath, channel);
slideElements.Add(element);
}
// change sample (will optimize if only adjust volume) by inherit timing point
var timingsOnSlider = _osuFile.TimingPoints.TimingList
.Where(k => k.Offset > startOffset && k.Offset < endOffset)
.ToList();
for (var i = 0; i < timingsOnSlider.Count; i++)
{
var timing = timingsOnSlider[i];
var prevTiming = i == 0 ? timingPoint : timingsOnSlider[i - 1];
if (timing.Track != prevTiming.Track ||
timing.TimingSampleset != prevTiming.TimingSampleset)
{
volume = GetObjectVolume(obj, timing);
tuples = AnalyzeHitsoundFiles(
obj.Hitsound & HitsoundType.SlideWhistle | HitsoundType.Slide,
obj.SampleSet, obj.AdditionSet,
timing, obj, waves);
foreach (var(filePath, hitsoundType) in tuples)
{
SoundElement element;
if (hitsoundType.HasFlag(HitsoundType.Slide) && slideElements
.Last(k => k.PlaybackType == PlaybackType.Loop)
.FilePath == filePath)
{
// optimize by only change volume
element = SoundElement.CreateLoopVolumeSignal(timing.Offset, volume);
}
else
{
int channel;
if (hitsoundType.HasFlag(HitsoundType.Slide))
{
channel = 0;
}
else if (hitsoundType.HasFlag(HitsoundType.SlideWhistle))
{
channel = 1;
}
else
{
continue;
}
// new sample
element = SoundElement.CreateLoopSignal(timing.Offset, volume, balance,
filePath, channel);
}
slideElements.Add(element);
}
continue;
}
// optimize useless timing point
timingsOnSlider.RemoveAt(i);
i--;
}
// end slide
var stopElement = SoundElement.CreateLoopStopSignal(endOffset, 0);
var stopElement2 = SoundElement.CreateLoopStopSignal(endOffset, 1);
slideElements.Add(stopElement);
slideElements.Add(stopElement2);
foreach (var slideElement in slideElements)
{
elements.Add(slideElement);
}
}
// change balance while sliding (not supported in original game)
var trails = obj.SliderInfo.BallTrail;
var all = trails
.Select(k => new
{
offset = k.Offset,
balance = GetObjectBalance(k.Point.X)
})
.Select(k => SoundElement.CreateLoopBalanceSignal(k.offset, k.balance));
foreach (var balanceElement in all)
{
elements.Add(balanceElement);
}
}
await Task.CompletedTask;
}
private static float GetObjectVolume(RawHitObject obj, TimingPoint timingPoint)
{
return((obj.SampleVolume != 0 ? obj.SampleVolume : timingPoint.Volume) / 100f);
}
private IEnumerable <(string, HitsoundType)> AnalyzeHitsoundFiles(
HitsoundType itemHitsound, ObjectSamplesetType itemSample, ObjectSamplesetType itemAddition,
TimingPoint timingPoint, RawHitObject hitObject,
HashSet <string> waves)
{
if (!string.IsNullOrEmpty(hitObject.FileName))
{
return(new[]
{
ValueTuple.Create(
_cache.GetFileUntilFind(_sourceFolder,
Path.GetFileNameWithoutExtension(hitObject.FileName)),
itemHitsound
)
});
}
var tuples = new List <(string, HitsoundType)>();
// hitnormal, sliderslide
var sampleStr = itemSample != ObjectSamplesetType.Auto
? itemSample.ToHitsoundString(null)
: timingPoint.TimingSampleset.ToHitsoundString();
// hitclap, hitfinish, hitwhistle, slidertick, sliderwhistle
string additionStr = itemAddition.ToHitsoundString(sampleStr);
if (hitObject.ObjectType == HitObjectType.Slider && hitObject.SliderInfo.EdgeHitsounds == null)
{
var hitsounds = GetHitsounds(itemHitsound, sampleStr, additionStr);
tuples.AddRange(hitsounds);
}
else
{
var hitsounds = GetHitsounds(itemHitsound, sampleStr, additionStr);
tuples.AddRange(_osuFile.General.Mode == GameMode.Mania
? hitsounds.Take(1)
: hitsounds);
}
for (var i = 0; i < tuples.Count; i++)
{
var fileNameWithoutIndex = tuples[i].Item1;
var hitsoundType = tuples[i].Item2;
int baseIndex = hitObject.CustomIndex > 0 ? hitObject.CustomIndex : timingPoint.Track;
string indexStr = baseIndex > 1 ? baseIndex.ToString() : "";
var fileNameWithoutExt = fileNameWithoutIndex + indexStr;
string filePath;
if (timingPoint.Track == 0)
{
filePath = Path.Combine(Domain.DefaultPath, fileNameWithoutExt + Information.WavExtension);
}
else if (waves.Contains(fileNameWithoutExt))
{
filePath = _cache.GetFileUntilFind(_sourceFolder, fileNameWithoutExt);
}
else
{
filePath = Path.Combine(Domain.DefaultPath, fileNameWithoutIndex + Information.WavExtension);
}
tuples[i] = (filePath, hitsoundType);
}
return(tuples);
}
private void ConvertToSlider(RawHitObject hitObject, string notImplementedInfo)
{
string extra = notImplementedInfo.Split(',').Last();
bool isSupportExtra = extra.IndexOf(":", StringComparison.Ordinal) != -1;
var infos = notImplementedInfo.Split(',');
var sliderType = infos[0].Split('|')[0];
var curvePoints = infos[0].Split('|').Skip(1).ToArray();
Point[] points = new Point[curvePoints.Length];
for (var i = 0; i < curvePoints.Length; i++)
{
var point = curvePoints[i];
var xy = point.Split(':').Select(int.Parse).ToArray();
points[i] = new Point(xy[0], xy[1]);
}
int repeat = int.Parse(infos[1]);
decimal pixelLength = decimal.Parse(infos[2]);
HitsoundType[] edgeHitsounds;
SampleAdditonEnum[] edgeSamples;
SampleAdditonEnum[] edgeAdditions;
if (infos.Length == 3)
{
edgeHitsounds = null;
edgeSamples = null;
edgeAdditions = null;
}
else if (infos.Length == 4)
{
edgeHitsounds = infos[3].Split('|').Select(t => t.ParseToEnum <HitsoundType>()).ToArray();
edgeSamples = null;
edgeAdditions = null;
}
else
{
edgeHitsounds = infos[3].Split('|').Select(t => t.ParseToEnum <HitsoundType>()).ToArray();
string[] edgeAdditionsStr = infos[4].Split('|');
edgeSamples = new SampleAdditonEnum[repeat + 1];
edgeAdditions = new SampleAdditonEnum[repeat + 1];
for (int i = 0; i < edgeAdditionsStr.Length; i++)
{
var sampAdd = edgeAdditionsStr[i].Split(':');
edgeSamples[i] = sampAdd[0].ParseToEnum <SampleAdditonEnum>();
edgeAdditions[i] = sampAdd[1].ParseToEnum <SampleAdditonEnum>();
}
}
RawTimingPoint[] lastRedLinesIfExsist = _timingPoints.TimingList.Where(t => !t.Inherit)
.Where(t => t.Offset <= hitObject.Offset).ToArray();
RawTimingPoint lastRedLine;
// hitobjects before lines is allowed
if (lastRedLinesIfExsist.Length == 0)
{
lastRedLine = _timingPoints.TimingList.First(t => !t.Inherit);
}
else
{
double lastRedLineOffset = lastRedLinesIfExsist.Max(t => t.Offset);
lastRedLine = _timingPoints.TimingList.First(t => t.Offset == lastRedLineOffset && !t.Inherit);
}
RawTimingPoint[] lastLinesIfExist = _timingPoints.TimingList.Where(t => t.Offset <= hitObject.Offset).ToArray();
RawTimingPoint[] lastLines; // 1 red + 1 green is allowed
RawTimingPoint lastLine;
// hitobjects before lines is allowed
if (lastLinesIfExist.Length == 0)
{
lastLines = new[] { _timingPoints.TimingList.First(t => !t.Inherit) }
}
;
else
{
double lastLineOffset = lastLinesIfExist.Max(t => t.Offset);
// 1 red + 1 green is allowed, so maybe here are two results
lastLines = _timingPoints.TimingList.Where(t => t.Offset == lastLineOffset).ToArray();
}
if (lastLines.Length > 1)
{
if (lastLines.Length == 2)
{
if (lastLines[0].Inherit != lastLines[1].Inherit)
{
lastLine = lastLines.First(t => t.Inherit);
}
else
{
throw new MultiTimingSectionException("存在同一时刻两条相同类型的Timing Section。");
}
}
else
{
throw new MultiTimingSectionException("存在同一时刻多条Timing Section。");
}
}
else
{
lastLine = lastLines[0];
}
hitObject.SliderInfo = new SliderInfo(hitObject.Offset, lastRedLine.Factor, _difficulty.SliderMultiplier * lastLine.Multiple)
{
CurvePoints = points,
EdgeAdditions = edgeAdditions,
EdgeHitsounds = edgeHitsounds,
EdgeSamples = edgeSamples,
PixelLength = pixelLength,
Repeat = repeat,
SliderType = sliderType.ParseToEnum <SliderTypeEnum>()
};
hitObject.Extras = isSupportExtra ? extra : null;
}
private void ConvertToCircle(RawHitObject hitObject, string notImplementedInfo)
{
bool isSupportExtra = notImplementedInfo.IndexOf(":", StringComparison.Ordinal) != -1;
hitObject.Extras = isSupportExtra ? notImplementedInfo : null;
}
private void ConvertToHold(RawHitObject hitObject, string notImplementedInfo)
{
//throw new NotImplementedException();
}
private void ToSlider(RawHitObject hitObject, string others)
{
var infos = others.SpanSplit(",");
// extra
string notSureExtra = infos[infos.Length - 1];
bool supportExtra = notSureExtra.IndexOf(":", StringComparison.Ordinal) != -1;
hitObject.Extras = supportExtra ? notSureExtra : null;
// slider curve
var curveInfo = infos[0].SpanSplit("|");
var sliderType = infos[0].Split('|')[0];
var points = new Vector2 <float> [curveInfo.Length - 1]; // curvePoints skip 1
for (var i = 1; i < curveInfo.Length; i++)
{
var point = curveInfo[i];
var xy = point.SpanSplit(":");
points[i - 1] = new Vector2 <float>(int.Parse(xy[0]), int.Parse(xy[1]));
}
// repeat
int repeat = int.Parse(infos[1]);
// length
decimal pixelLength = decimal.Parse(infos[2]);
// edge hitsounds
HitsoundType[] edgeHitsounds;
ObjectSamplesetType[] edgeSamples;
ObjectSamplesetType[] edgeAdditions;
if (infos.Length == 3)
{
edgeHitsounds = null;
edgeSamples = null;
edgeAdditions = null;
}
else if (infos.Length == 4)
{
edgeHitsounds = infos[3].SpanSplit("|").Select(t => t.ParseToEnum <HitsoundType>()).ToArray();
edgeSamples = null;
edgeAdditions = null;
}
else
{
edgeHitsounds = infos[3].SpanSplit("|").Select(t => t.ParseToEnum <HitsoundType>()).ToArray();
string[] edgeAdditionsStrArr = infos[4].SpanSplit("|");
edgeSamples = new ObjectSamplesetType[repeat + 1];
edgeAdditions = new ObjectSamplesetType[repeat + 1];
for (int i = 0; i < edgeAdditionsStrArr.Length; i++)
{
var sampAdd = edgeAdditionsStrArr[i].SpanSplit(":");
edgeSamples[i] = sampAdd[0].ParseToEnum <ObjectSamplesetType>();
edgeAdditions[i] = sampAdd[1].ParseToEnum <ObjectSamplesetType>();
}
}
TimingPoint[] lastRedLinesIfExsist = _timingPoints.TimingList.Where(t => !t.Inherit)
.Where(t => t.Offset <= hitObject.Offset).ToArray();
TimingPoint lastRedLine;
// hitobjects before lines is allowed
if (lastRedLinesIfExsist.Length == 0)
{
lastRedLine = _timingPoints.TimingList.First(t => !t.Inherit);
}
else
{
double lastRedLineOffset = lastRedLinesIfExsist.Max(t => t.Offset);
//duplicate red lines, select the last one
lastRedLine = _timingPoints.TimingList.Last(t => t.Offset == lastRedLineOffset && !t.Inherit);
}
TimingPoint[] lastLinesIfExist = _timingPoints.TimingList.Where(t => t.Offset <= hitObject.Offset).ToArray();
TimingPoint[] lastLines; // 1 red + 1 green is allowed
TimingPoint lastLine;
// hitobjects before lines is allowed
if (lastLinesIfExist.Length == 0)
{
lastLines = new[] { _timingPoints.TimingList.First(t => !t.Inherit) }
}
; //red line multiple default 1.0
else
{
double lastLineOffset = lastLinesIfExist.Max(t => t.Offset);
// 1 red + 1 green is allowed, so maybe here are two results
lastLines = _timingPoints.TimingList.Where(t => t.Offset == lastLineOffset).ToArray();
}
if (lastLines.Length > 1)
{
lastLine = lastLines.LastOrDefault(k => k.Inherit) ?? lastLines.Last(k => !k.Inherit);
//if (lastLines.Length == 2)
//{
// if (lastLines[0].Inherit != lastLines[1].Inherit)
// {
// lastLine = lastLines.First(t => t.Inherit);
// }
// else
// throw new RepeatTimingSectionException("存在同一时刻两条相同类型的Timing Section。");
//}
//else
// throw new RepeatTimingSectionException("存在同一时刻多条Timing Section。");
}
else
{
lastLine = lastLines[0];
}
hitObject.SliderInfo = new SliderInfo(new Vector2 <float>(hitObject.X, hitObject.Y),
hitObject.Offset,
lastRedLine.Factor,
_difficulty.SliderMultiplier * lastLine.Multiple,
_difficulty.SliderTickRate, pixelLength)
{
CurvePoints = points,
EdgeAdditions = edgeAdditions,
EdgeHitsounds = edgeHitsounds,
EdgeSamples = edgeSamples,
Repeat = repeat,
SliderType = sliderType.ParseToEnum <SliderType>()
};
}
private void ToCircle(RawHitObject hitObject, string others)
{
// extra
hitObject.Extras = others;
}