public override float GetNoteX(RuntimeNote note, double now, NoteMetrics noteMetrics, NoteAnimationMetrics animationMetrics)
{
var trackCount = animationMetrics.TrackCount;
var endLeftMarginRatio = animationMetrics.NoteEndXRatios[0];
var endRightMarginRatio = animationMetrics.NoteEndXRatios[trackCount - 1];
var endXRatio = endLeftMarginRatio + (endRightMarginRatio - endLeftMarginRatio) * (note.EndX / (trackCount - 1));
var onStage = NoteAnimationHelper.GetOnStageStatusOf(note, now, animationMetrics);
float xRatio;
switch (onStage)
{
case OnStageStatus.Incoming:
if (note.HasPrevHold())
{
xRatio = GetIncomingNoteXRatio(note.PrevHold, note, now, animationMetrics);
}
else if (note.HasPrevSlide())
{
xRatio = GetIncomingNoteXRatio(note.PrevSlide, note, now, animationMetrics);
}
else
{
xRatio = endXRatio;
}
break;
case OnStageStatus.Passed:
if (note.HasNextSlide())
{
var destXRatio = endLeftMarginRatio + (endRightMarginRatio - endLeftMarginRatio) * (note.NextSlide.EndX / (trackCount - 1));
var nextPerc = (float)(now - note.HitTime) / (float)(note.NextSlide.HitTime - note.HitTime);
xRatio = MathHelper.Lerp(endXRatio, destXRatio, nextPerc);
}
else
{
xRatio = endXRatio;
}
break;
default:
var startLeftMarginRatio = animationMetrics.NoteStartXRatios[0];
var startRightMarginRatio = animationMetrics.NoteStartXRatios[trackCount - 1];
float whichStartToTake;
if (note.IsSlide())
{
whichStartToTake = note.EndX;
}
else
{
if (note.StartX < 0)
{
whichStartToTake = note.StartX * 0.5f;
}
else if (note.StartX > trackCount - 1)
{
whichStartToTake = (trackCount - 1) + (note.StartX - (trackCount - 1)) * 0.5f;
}
else
{
whichStartToTake = note.StartX;
}
}
var startXRatio = startLeftMarginRatio + (startRightMarginRatio - startLeftMarginRatio) * (whichStartToTake / (trackCount - 1));
var timePoints = NoteAnimationHelper.CalculateNoteTimePoints(note, animationMetrics);
var perc = (now - timePoints.Enter) / timePoints.Duration;
xRatio = (float)MathHelper.Lerp(startXRatio, endXRatio, perc);
break;
}
return(animationMetrics.Width * xRatio);
}
public override RibbonParameters GetHoldRibbonParameters(RuntimeNote startNote, RuntimeNote endNote, double now, NoteMetrics noteMetrics, NoteAnimationMetrics animationMetrics)
{
var t1 = (float)GetTransformedTime(startNote, now, animationMetrics);
var t2 = (float)GetTransformedTime(endNote, now, animationMetrics);
var tmid = (t1 + t2) * 0.5f;
var x1 = GetNoteXByTransformedTime(startNote, t1, animationMetrics);
var x2 = GetNoteXByTransformedTime(endNote, t2, animationMetrics);
var xmid = GetNoteXByTransformedTime(endNote, tmid, animationMetrics);
var y1 = GetNoteYByTransformedTime(t1, animationMetrics);
var y2 = GetNoteYByTransformedTime(t2, animationMetrics);
var ymid = GetNoteYByTransformedTime(tmid, animationMetrics);
var(controlX1, controlX2) = GetBezierFromQuadratic(x1, xmid, x2);
var(controlY1, controlY2) = GetBezierFromQuadratic(y1, ymid, y2);
return(new RibbonParameters(x1, y1, controlX1, controlY1, controlX2, controlY2, x2, y2));
}
public override float GetSpecialNoteY(RuntimeNote note, double now, NoteMetrics noteMetrics, NoteAnimationMetrics animationMetrics)
{
return(GetNoteY(note, now, noteMetrics, animationMetrics));
}
public override Vector2 GetNoteRadius(RuntimeNote note, float now, NoteMetrics noteMetrics, NoteAnimationMetrics animationMetrics)
{
return(noteMetrics.EndRadius);
}
public override float GetNoteX(RuntimeNote note, double now, NoteMetrics noteMetrics, NoteAnimationMetrics animationMetrics)
{
if (note.IsSlide() && note.HasNextSlide())
{
var thisStatus = NoteAnimationHelper.GetOnStageStatusOf(note, now, animationMetrics);
if (thisStatus >= OnStageStatus.Passed)
{
var nextSlide = note.NextSlide;
var nextStatus = NoteAnimationHelper.GetOnStageStatusOf(nextSlide, now, animationMetrics);
if (nextStatus < OnStageStatus.Passed)
{
var x1 = GetEndXByNotePosition(note.EndX, animationMetrics);
var x2 = GetEndXByNotePosition(nextSlide.EndX, animationMetrics);
return((float)((now - note.HitTime) / (nextSlide.HitTime - note.HitTime)) * (x2 - x1) + x1);
}
}
}
var transformedTime = GetTransformedTime(note, now, animationMetrics);
return(GetNoteXByTransformedTime(note, transformedTime, animationMetrics));
}
public override SizeF GetSpecialNoteRadius(RuntimeNote note, double now, NoteMetrics noteMetrics, NoteAnimationMetrics animationMetrics)
{
return(GetNoteRadius(note, now, noteMetrics, animationMetrics));
}
public override RibbonParameters GetHoldRibbonParameters(RuntimeNote startNote, RuntimeNote endNote, double now, NoteMetrics noteMetrics, NoteAnimationMetrics animationMetrics)
{
var tp1 = NoteAnimationHelper.CalculateNoteTimePoints(startNote, animationMetrics);
var tp2 = NoteAnimationHelper.CalculateNoteTimePoints(endNote, animationMetrics);
var t1 = GetTransformedTime(startNote, now, tp1);
var t2 = GetTransformedTime(endNote, now, tp2);
var tperc = startNote.IsHold() ? 0.5 : 0.4;
var tm = MathHelper.Lerp(t1, t2, tperc);
var x1 = GetNoteX(startNote, now, noteMetrics, animationMetrics);
var x2 = GetNoteX(endNote, now, noteMetrics, animationMetrics);
var startStatus = NoteAnimationHelper.GetOnStageStatusOf(startNote, now, tp1);
float y1;
if (startStatus == OnStageStatus.Passed)
{
y1 = animationMetrics.Bottom;
}
else
{
y1 = GetNoteOnStageY(t1, animationMetrics);
}
var endStatus = NoteAnimationHelper.GetOnStageStatusOf(endNote, now, tp2);
float y2;
if (endStatus == OnStageStatus.Incoming)
{
y2 = animationMetrics.Top;
}
else
{
y2 = GetNoteOnStageY(t2, animationMetrics);
}
// CGSS-like
//var xm = GetNoteOnStageX(endNote.StartX, endNote.EndX, tm, animationMetrics);
// Naive guess
//var xm = (x1 + x2) / 2;
var xm = MathHelper.Lerp(x1, x2, 0.5f);
if (startNote.IsSlide())
{
if (endNote.EndX < startNote.EndX)
{
xm -= animationMetrics.Width * 0.02f * (float)((tp2.Leave - now) / (tp2.Leave - tp1.Enter));
}
else if (endNote.EndX > startNote.EndX)
{
xm += animationMetrics.Width * 0.02f * (float)((tp2.Leave - now) / (tp2.Leave - tp1.Enter));
}
}
var ym = GetNoteOnStageY(tm, animationMetrics);
var(cx1, cx2) = GetBezierFromQuadratic(x1, xm, x2);
var(cy1, cy2) = GetBezierFromQuadratic(y1, ym, y2);
return(new RibbonParameters(x1, y1, cx1, cy1, cx2, cy2, x2, y2));
}
private static float GetNoteYByTransformedTime(double transformedTime, NoteAnimationMetrics animationMetrics)
{
return(animationMetrics.Bottom - (animationMetrics.Bottom - animationMetrics.Top) * NoteYTransform(transformedTime));
}
protected override void OnDraw(GameTime gameTime, RenderContext context)
{
base.OnDraw(gameTime, context);
var settings = Program.Settings;
var motionIcon = settings.Style.SlideMotionIcon;
if (motionIcon == SlideMotionIcon.None)
{
return;
}
if (_score == null)
{
return;
}
var notes = _score.Notes;
var theaterDays = Game.AsTheaterDays();
var syncTimer = theaterDays.FindSingleElement <SyncTimer>();
if (syncTimer == null)
{
return;
}
var tapPoints = theaterDays.FindSingleElement <TapPoints>();
if (tapPoints == null)
{
throw new InvalidOperationException();
}
var notesLayer = theaterDays.FindSingleElement <NotesLayer>();
if (notesLayer == null)
{
throw new InvalidOperationException();
}
var gamingArea = theaterDays.FindSingleElement <GamingArea>();
if (gamingArea == null)
{
throw new InvalidOperationException();
}
var now = syncTimer.CurrentTime.TotalSeconds;
var tapPointsLayout = settings.UI.TapPoints.Layout;
var notesLayerLayout = settings.UI.NotesLayer.Layout;
var clientSize = context.ClientSize;
var traceCalculator = notesLayer.TraceCalculator;
var commonNoteMetrics = new NoteMetrics {
StartRadius = gamingArea.ScaleResults.Note.Start,
EndRadius = gamingArea.ScaleResults.Note.End
};
var animationMetrics = new NoteAnimationMetrics {
GlobalSpeedScale = notesLayer.GlobalSpeedScale,
Width = clientSize.Width,
Height = clientSize.Height,
Top = notesLayerLayout.Y.IsPercentage ? notesLayerLayout.Y.Value * clientSize.Height : notesLayerLayout.Y.Value,
Bottom = tapPointsLayout.Y.IsPercentage ? tapPointsLayout.Y.Value * clientSize.Height : tapPointsLayout.Y.Value,
NoteStartXRatios = tapPoints.StartXRatios,
NoteEndXRatios = tapPoints.EndXRatios,
TrackCount = tapPoints.EndXRatios.Length
};
context.Begin2D();
foreach (var note in notes)
{
if (!note.IsSlide() || !note.HasNextSlide())
{
continue;
}
var thisStatus = NoteAnimationHelper.GetOnStageStatusOf(note, now, animationMetrics);
if (thisStatus < OnStageStatus.Passed)
{
continue;
}
var nextStatus = NoteAnimationHelper.GetOnStageStatusOf(note.NextSlide, now, animationMetrics);
if (nextStatus >= OnStageStatus.Passed)
{
continue;
}
var x = traceCalculator.GetNoteX(note, now, commonNoteMetrics, animationMetrics);
var y = traceCalculator.GetNoteY(note, now, commonNoteMetrics, animationMetrics);
SizeF imageSize;
switch (motionIcon)
{
case SlideMotionIcon.None:
// Not possible.
throw new InvalidOperationException();
case SlideMotionIcon.Tap:
if (_tapPointImage != null)
{
imageSize = gamingArea.ScaleResults.TapPoint.Start;
context.DrawBitmap(_tapPointImage, x - imageSize.Width / 2, y - imageSize.Height / 2, imageSize.Width, imageSize.Height);
}
break;
case SlideMotionIcon.Slide:
if (_noteImages?[0] != null)
{
var(imageIndex, _) = NotesLayer.GetImageIndex(NoteType.Slide, NoteSize.Small, FlickDirection.None, false, false, false, false);
imageSize = gamingArea.ScaleResults.Note.End;
context.DrawImageStripUnit(_noteImages[0], imageIndex, x - imageSize.Width / 2, y - imageSize.Height / 2, imageSize.Width, imageSize.Height);
}
break;
default:
throw new ArgumentOutOfRangeException();
}
}
context.End2D();
}
public override float GetNoteY(RuntimeNote note, double now, NoteMetrics noteMetrics, NoteAnimationMetrics animationMetrics)
{
var timePoints = NoteAnimationHelper.CalculateNoteTimePoints(note, animationMetrics);
var onStageStatus = NoteAnimationHelper.GetOnStageStatusOf(note, now, timePoints);
float y;
switch (onStageStatus)
{
case OnStageStatus.Incoming:
y = animationMetrics.Top;
break;
case OnStageStatus.Visible:
y = GetNoteOnStageY(note, now, timePoints, animationMetrics);
break;
case OnStageStatus.Passed:
y = animationMetrics.Bottom;
break;
default:
throw new ArgumentOutOfRangeException();
}
return(y);
}
public override Vector2 GetNoteRadius(RuntimeNote note, float now, NoteMetrics noteMetrics, NoteAnimationMetrics animationMetrics)
{
var onStageStatus = NoteAnimationHelper.GetOnStageStatusOf(note, now, animationMetrics);
switch (onStageStatus)
{
case OnStageStatus.Incoming:
return(Vector2.Zero);
case OnStageStatus.Passed:
return(noteMetrics.EndRadius);
}
var timeRemaining = note.HitTime - now;
var timePoints = NoteAnimationHelper.CalculateNoteTimePoints(note, animationMetrics);
var timeTransformed = NoteTimeTransform(timeRemaining / timePoints.Duration);
var endRadius = noteMetrics.EndRadius;
if (timeTransformed < 0.75f)
{
if (timeTransformed < 0f)
{
return(endRadius);
}
else
{
var r = 1 - timeTransformed * 0.933333333f;
return(new Vector2(endRadius.X * r, endRadius.Y * r));
}
}
else
{
if (timeTransformed < 1f)
{
var r = (1 - timeTransformed) * 1.2f;
return(new Vector2(endRadius.X * r, endRadius.Y * r));
}
else
{
return(Vector2.Zero);
}
}
}
public override Vector2 GetSpecialNoteRadius(RuntimeNote note, float now, NoteMetrics noteMetrics, NoteAnimationMetrics animationMetrics)
{
return(GetNoteRadius(note, now, noteMetrics, animationMetrics));
}
public override float GetNoteX(RuntimeNote note, float now, NoteMetrics noteMetrics, NoteAnimationMetrics animationMetrics)
{
var trackCount = animationMetrics.TrackCount;
var trackXRatioStart = animationMetrics.NoteEndXRatios[0];
var trackXRatioEnd = animationMetrics.NoteEndXRatios[trackCount - 1];
var endXRatio = trackXRatioStart + (trackXRatioEnd - trackXRatioStart) * (note.EndX / (trackCount - 1));
var onStage = NoteAnimationHelper.GetOnStageStatusOf(note, now, animationMetrics);
float xRatio;
switch (onStage)
{
case OnStageStatus.Incoming:
if (note.HasPrevHold())
{
xRatio = GetIncomingNoteXRatio(note.PrevHold, note, now, noteMetrics, animationMetrics);
}
else if (note.HasPrevSlide())
{
xRatio = GetIncomingNoteXRatio(note.PrevSlide, note, now, noteMetrics, animationMetrics);
}
else
{
xRatio = endXRatio;
}
break;
case OnStageStatus.Passed when note.HasNextSlide():
var destXRatio = trackXRatioStart + (trackXRatioEnd - trackXRatioStart) * (note.NextSlide.EndX / (trackCount - 1));
var nextPerc = (now - note.HitTime) / (note.NextSlide.HitTime - note.HitTime);
xRatio = MathHelperEx.Lerp(endXRatio, destXRatio, nextPerc);
break;
default:
xRatio = endXRatio;
break;
}
return(animationMetrics.Width * xRatio);
}
public override RibbonParameters GetSlideRibbonParameters(RuntimeNote startNote, RuntimeNote endNote, double now, NoteMetrics noteMetrics, NoteAnimationMetrics animationMetrics)
{
var startStatus = NoteAnimationHelper.GetOnStageStatusOf(startNote, now, animationMetrics);
if (startNote.IsSlideEnd() || startStatus < OnStageStatus.Passed)
{
return(GetHoldRibbonParameters(startNote, endNote, now, noteMetrics, animationMetrics));
}
var startX1 = GetEndXByNotePosition(startNote.EndX, animationMetrics);
var startX2 = GetEndXByNotePosition(endNote.EndX, animationMetrics);
var y1 = animationMetrics.Bottom;
var x1 = (float)((now - startNote.HitTime) / (endNote.HitTime - startNote.HitTime)) * (startX2 - startX1) + startX1;
var t1 = GetTransformedTime(startNote, now, animationMetrics);
var t2 = GetTransformedTime(endNote, now, animationMetrics);
var tmid = (t1 + t2) * 0.5f;
var x2 = GetNoteXByTransformedTime(endNote, t2, animationMetrics);
var xmid = GetNoteXByTransformedTime(endNote, tmid, animationMetrics);
var y2 = GetNoteYByTransformedTime(t2, animationMetrics);
var ymid = GetNoteYByTransformedTime(tmid, animationMetrics);
var(controlX1, controlX2) = GetBezierFromQuadratic(x1, xmid, x2);
var(controlY1, controlY2) = GetBezierFromQuadratic(y1, ymid, y2);
return(new RibbonParameters(x1, y1, controlX1, controlY1, controlX2, controlY2, x2, y2));
}
public override RibbonParameters GetFlickRibbonParameters(RuntimeNote startNote, RuntimeNote endNote, double now, NoteMetrics noteMetrics, NoteAnimationMetrics animationMetrics)
{
return(new RibbonParameters {
Visible = false
});
}
private static float GetNoteXByTransformedTime(RuntimeNote note, double transformedTime, NoteAnimationMetrics animationMetrics)
{
var trackCount = animationMetrics.TrackCount;
var startLeftMarginRatio = animationMetrics.NoteStartXRatios[0];
var startRightMarginRatio = animationMetrics.NoteStartXRatios[trackCount - 1];
var endLeftMarginRatio = animationMetrics.NoteEndXRatios[0];
var endRightMarginRatio = animationMetrics.NoteEndXRatios[trackCount - 1];
var startXRatio = startLeftMarginRatio + (startRightMarginRatio - startLeftMarginRatio) * (note.StartX / (trackCount - 1));
var endXRatio = endLeftMarginRatio + (endRightMarginRatio - endLeftMarginRatio) * (note.EndX / (trackCount - 1));
var startX = animationMetrics.Width * startXRatio;
var endX = animationMetrics.Width * endXRatio;
return(endX - (endX - startX) * NoteXTransform(transformedTime));
}
public override RibbonParameters GetSlideRibbonParameters(RuntimeNote startNote, RuntimeNote endNote, double now, NoteMetrics noteMetrics, NoteAnimationMetrics animationMetrics)
{
var tp1 = NoteAnimationHelper.CalculateNoteTimePoints(startNote, animationMetrics);
var thisStatus = NoteAnimationHelper.GetOnStageStatusOf(startNote, now, tp1);
if (thisStatus < OnStageStatus.Passed)
{
return(GetHoldRibbonParameters(startNote, endNote, now, noteMetrics, animationMetrics));
}
var tp2 = NoteAnimationHelper.CalculateNoteTimePoints(endNote, animationMetrics);
var t1 = GetTransformedTime(startNote, now, tp1);
var t2 = GetTransformedTime(endNote, now, tp2);
var tperc = startNote.IsHold() ? 0.5 : 0.4;
var tm = MathHelper.Lerp(t1, t2, tperc);
var trackCount = animationMetrics.TrackCount;
var leftMarginRatio = animationMetrics.NoteEndXRatios[0];
var rightMarginRatio = animationMetrics.NoteEndXRatios[trackCount - 1];
var startXRatio = leftMarginRatio + (rightMarginRatio - leftMarginRatio) * (startNote.EndX / (trackCount - 1));
var endXRatio = leftMarginRatio + (rightMarginRatio - leftMarginRatio) * (endNote.EndX / (trackCount - 1));
var perc = (float)((now - startNote.HitTime) / (endNote.HitTime - startNote.HitTime));
var x1Ratio = MathHelper.Lerp(startXRatio, endXRatio, perc);
var x1 = animationMetrics.Width * x1Ratio;
var y1 = animationMetrics.Bottom;
var x2 = GetNoteX(endNote, now, noteMetrics, animationMetrics);
var y2 = GetNoteOnStageY(t2, animationMetrics);
// CGSS-like
//var xm = GetNoteOnStageX(endNote.StartX, endNote.EndX, tm, animationMetrics);
// Naive guess
//var xm = (x1 + x2) / 2;
var xm = MathHelper.Lerp(x1, x2, 0.5f);
if (startNote.IsSlide())
{
if (endNote.EndX < startNote.EndX)
{
xm -= animationMetrics.Width * 0.02f * (float)((tp2.Leave - now) / (tp2.Leave - tp1.Enter));
}
else if (endNote.EndX > startNote.EndX)
{
xm += animationMetrics.Width * 0.02f * (float)((tp2.Leave - now) / (tp2.Leave - tp1.Enter));
}
}
var ym = GetNoteOnStageY(tm, animationMetrics);
var(cx1, cx2) = GetBezierFromQuadratic(x1, xm, x2);
var(cy1, cy2) = GetBezierFromQuadratic(y1, ym, y2);
return(new RibbonParameters(x1, y1, cx1, cy1, cx2, cy2, x2, y2));
}
public override SizeF GetNoteRadius(RuntimeNote note, double now, NoteMetrics noteMetrics, NoteAnimationMetrics animationMetrics)
{
var timeRemaining = note.HitTime - now;
var timePoints = NoteAnimationHelper.CalculateNoteTimePoints(note, animationMetrics);
var timeTransformed = NoteTimeTransform((float)timeRemaining / timePoints.Duration);
var endRadius = noteMetrics.EndRadius;
if (timeTransformed < 0.75f)
{
if (timeTransformed < 0f)
{
return(endRadius);
}
else
{
var r = 1 - (float)timeTransformed * 0.933333333f;
return(new SizeF(endRadius.Width * r, endRadius.Height * r));
}
}
else
{
if (timeTransformed < 1f)
{
var r = (1 - (float)timeTransformed) * 1.2f;
return(new SizeF(endRadius.Width * r, endRadius.Height * r));
}
else
{
return(SizeF.Empty);
}
}
}
public override SizeF GetNoteRadius(RuntimeNote note, double now, NoteMetrics noteMetrics, NoteAnimationMetrics animationMetrics)
{
var timePoints = NoteAnimationHelper.CalculateNoteTimePoints(note, animationMetrics);
var onStageStatus = NoteAnimationHelper.GetOnStageStatusOf(note, now, timePoints);
switch (onStageStatus)
{
case OnStageStatus.Incoming:
return(noteMetrics.StartRadius);
case OnStageStatus.Visible:
var passed = now - timePoints.Enter;
var perc = passed / timePoints.Duration;
var w = (float)MathHelper.Lerp(noteMetrics.StartRadius.Width, noteMetrics.EndRadius.Width, perc);
var h = (float)MathHelper.Lerp(noteMetrics.StartRadius.Height, noteMetrics.EndRadius.Height, perc);
return(new SizeF(w, h));
case OnStageStatus.Passed:
return(noteMetrics.EndRadius);
default:
throw new ArgumentOutOfRangeException();
}
}
public override float GetNoteY(RuntimeNote note, double now, NoteMetrics noteMetrics, NoteAnimationMetrics animationMetrics)
{
if (now >= note.HitTime)
{
return(animationMetrics.Bottom);
}
var transformedTime = GetTransformedTime(note, now, animationMetrics);
return(GetNoteYByTransformedTime(transformedTime, animationMetrics));
}
private static float GetIncomingNoteXRatio(RuntimeNote prevNote, RuntimeNote thisNote, double now, NoteAnimationMetrics animationMetrics)
{
var trackCount = animationMetrics.TrackCount;
var startLeftMarginRatio = animationMetrics.NoteStartXRatios[0];
var startRightMarginRatio = animationMetrics.NoteStartXRatios[trackCount - 1];
float xRatio;
if (thisNote.IsSlide())
{
var thisXRatio = startLeftMarginRatio + (startRightMarginRatio - startLeftMarginRatio) * (prevNote.EndX / (trackCount - 1));
var nextXRatio = startLeftMarginRatio + (startRightMarginRatio - startLeftMarginRatio) * (thisNote.EndX / (trackCount - 1));
var thisTimePoints = NoteAnimationHelper.CalculateNoteTimePoints(prevNote, animationMetrics);
var nextTimePoints = NoteAnimationHelper.CalculateNoteTimePoints(thisNote, animationMetrics);
var perc = (float)(now - thisTimePoints.Enter) / (float)(nextTimePoints.Enter - thisTimePoints.Enter);
xRatio = MathHelper.Lerp(thisXRatio, nextXRatio, perc);
}
else
{
float nextStartX;
if (thisNote.StartX < 0)
{
nextStartX = thisNote.StartX * 0.5f;
}
else if (thisNote.StartX > trackCount - 1)
{
nextStartX = (trackCount - 1) + (thisNote.StartX - (trackCount - 1)) * 0.5f;
}
else
{
nextStartX = thisNote.StartX;
}
xRatio = startLeftMarginRatio + (startRightMarginRatio - startLeftMarginRatio) * (nextStartX / (trackCount - 1));
}
return(xRatio);
}
public override float GetSpecialNoteX(RuntimeNote note, double now, NoteMetrics noteMetrics, NoteAnimationMetrics animationMetrics)
{
var leftRatio = animationMetrics.NoteEndXRatios[0];
var rightRatio = animationMetrics.NoteEndXRatios[animationMetrics.TrackCount - 1];
var xRatio = (leftRatio + rightRatio) / 2;
return(animationMetrics.Width * xRatio);
}
private static float GetNoteOnStageY(RuntimeNote note, double now, NoteTimePoints timePoints, NoteAnimationMetrics animationMetrics)
{
var transformedTime = GetTransformedTime(note, now, timePoints);
return(GetNoteOnStageY(transformedTime, animationMetrics));
}
public override RibbonParameters GetFlickRibbonParameters(RuntimeNote startNote, RuntimeNote endNote, double now, NoteMetrics noteMetrics, NoteAnimationMetrics animationMetrics)
{
var x1 = GetNoteX(startNote, now, noteMetrics, animationMetrics);
var y1 = GetNoteY(startNote, now, noteMetrics, animationMetrics);
var x2 = GetNoteX(endNote, now, noteMetrics, animationMetrics);
var y2 = GetNoteY(endNote, now, noteMetrics, animationMetrics);
return(new RibbonParameters(x1, y1, x2, y2));
}
private static float GetIncomingNoteXRatio([NotNull] RuntimeNote prevNote, RuntimeNote thisNote, float now, NoteMetrics noteMetrics, NoteAnimationMetrics animationMetrics)
{
var trackCount = animationMetrics.TrackCount;
var trackXRatioStart = animationMetrics.NoteEndXRatios[0];
var trackXRatioEnd = animationMetrics.NoteEndXRatios[trackCount - 1];
var thisXRatio = trackXRatioStart + (trackXRatioEnd - trackXRatioStart) * (prevNote.EndX / (trackCount - 1));
var nextXRatio = trackXRatioStart + (trackXRatioEnd - trackXRatioStart) * (thisNote.EndX / (trackCount - 1));
var thisTimePoints = NoteAnimationHelper.CalculateNoteTimePoints(prevNote, animationMetrics);
var nextTimePoints = NoteAnimationHelper.CalculateNoteTimePoints(thisNote, animationMetrics);
var perc = (now - thisTimePoints.Enter) / (nextTimePoints.Enter - thisTimePoints.Enter);
return(MathHelperEx.Lerp(thisXRatio, nextXRatio, perc));
}
