/// <summary>
/// Connect two objects that occur at the same time with a line.
/// </summary>
private pSprite Connect(HitObject h1, HitObject h2, bool useEnd = false)
{
Vector2 p1 = useEnd ? h1.EndPosition : h1.Position;
Vector2 p2 = h2.Position;
HitObject firstObject = h1.CompareTo(h2) <= 0 ? h1 : h2;
float length = ((p2 - p1).Length - DifficultyManager.HitObjectRadiusSolidGamefield * 1.96f) / DifficultyManager.HitObjectSizeModifier;
pSprite connectingLine = new pSprite(TextureManager.Load(OsuTexture.connectionline), FieldTypes.GamefieldSprites, OriginTypes.Centre,
firstObject.Sprites[0].Clocking, (p2 + p1) / 2, SpriteManager.drawOrderBwd(firstObject.EndTime - 15), false, Color4.White);
//a small hack to allow for texel boundaries to be the correct colour.
connectingLine.DrawLeft++;
connectingLine.DrawWidth -= 2;
connectingLine.ExactCoordinates = false;
connectingLine.Scale = new Vector2(length / 2 * (1 / GameBase.SpriteToBaseRatio), 1);
connectingLine.Rotation = (float)Math.Atan2(p2.Y - p1.Y, p2.X - p1.X);
int startTime = (useEnd && h1 is Slider) ? ((Slider)h1).snakingEnd : h1.StartTime - DifficultyManager.PreEmpt;
startTime = Math.Max(startTime, h2.StartTime - DifficultyManager.PreEmpt);
connectingLine.Transform(new TransformationF(TransformationType.Fade, 0, 1,
startTime, startTime + DifficultyManager.FadeIn));
foreach (Transformation t in (h1.EndTime < h2.EndTime ? h1.Sprites[0].Transformations : h2.Sprites[0].Transformations))
{
if (t is TransformationF tf && tf.EndFloat == 0)
{
connectingLine.Transform(t);
}
}
h2.Sprites.Add(connectingLine);
connectingLine.TagNumeric = HitObject.DIMMABLE_TAG;
h1.connectedObject = h2;
h2.connectedObject = h1;
h1.connectionSprite = connectingLine;
h2.connectionSprite = connectingLine;
return(connectingLine);
}