public Point2 CatmullInterpolate(List <Point2> Pts, float T)
{
if (Pts.Count == 2)
{
return(Pts[0].Lerp(Pts[1], T));
}
Catmull spline = new Catmull(Pts, this);
if (spline.Count == 0)
{
return(new Point2());
}
spline.Sort();
SplineFunction it = spline.LastOrDefault(sf => sf.T <= T);
return(it.Eval(T));
}
private static void ParseHitObjects(StringReader sr, ref Beatmap map)
{
List <HitCircle> circles = new List <HitCircle>();
List <Slider> sliders = new List <Slider>();
List <Spinner> spinners = new List <Spinner>();
while (true)
{
string line = sr.ReadLine();
if (string.IsNullOrWhiteSpace(line))
{
map.HitCircles = circles;
map.Sliders = sliders;
map.Spinners = spinners;
return;
}
string[] parts = line.Split(',');
HitObject ho = new HitObject()
{
X = int.Parse(parts[0]),
Y = int.Parse(parts[1]),
Time = int.Parse(parts[2]),
ObjectType = (HitObjectType)int.Parse(parts[3]),
Hitsound = (HitSoundType)int.Parse(parts[4])
};
//ho.
if ((ho.ObjectType & HitObjectType.Circle) != 0)
{
circles.Add((HitCircle)ho);
}
else if ((ho.ObjectType & HitObjectType.Slider) != 0)
{
Slider slider = (Slider)ho;
string[] pointData = parts[5].Split('|');
slider.CurveAnchors = new Vector2D[pointData.Length - 1];
for (int i = 1; i < pointData.Length; i++)
{
string[] point = pointData[i].Split(':');
slider.CurveAnchors[i - 1] = new Vector2D(double.Parse(point[0]), double.Parse(point[1]));
}
switch (pointData[0][0]) //Gets first character of first part of pointData, aka the character signalling the type of slider
{
case 'B':
slider.Type = SliderType.Bezier;
slider.CurvePoints = Bezier.BezierCurveDistributed(slider.CurveAnchors, 500, 0.01);
break;
case 'P':
slider.Type = SliderType.Perfect;
slider.CurvePoints = Perfect.CircularCurve(slider.CurveAnchors, 500);
break;
case 'L':
slider.Type = SliderType.Linear;
slider.CurvePoints = Linear.LinearLine(slider.CurveAnchors, 500);
break;
case 'C':
slider.Type = SliderType.Catmull;
slider.CurvePoints = Catmull.CatmullCurveDistributed(slider.CurveAnchors, 500, 0.01);
break;
}
slider.Repeat = int.Parse(parts[6]);
slider.PixelLength = double.Parse(parts[7]);
slider.EdgeHitsounds = new List <HitSoundType>();
foreach (string str in parts[8].Split('|'))
{
slider.EdgeHitsounds.Add((HitSoundType)int.Parse(str));
}
slider.EdgeAdditions = new List <HitSoundSample>();
foreach (string sample in parts[9].Split('|'))
{
string[] sets = sample.Split(':');
slider.EdgeAdditions.Add(new HitSoundSample()
{
SampleSet = (SampleSet)int.Parse(sets[0]),
AdditionSet = (SampleSet)int.Parse(sets[1])
});
}
sliders.Add(slider);
}
else if ((ho.ObjectType & HitObjectType.Spinner) != 0)
{
Spinner s = (Spinner)ho;
s.EndTime = int.Parse(parts[5]);
spinners.Add(s);
}
}
}
