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Code Issues Releases Wiki Activity

Clean up some code reuse

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This commit is contained in:
smoogipoo 2020-11-20 16:43:07 +09:00
parent 2418f17b0c
commit 85eb98a7ec
2 changed files with 22 additions and 9 deletions
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23
osu.Game.Rulesets.Osu/Objects/Drawables/Connections/FollowPointConnection.cs
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@ -55,12 +55,10 @@ namespace osu.Game.Rulesets.Osu.Objects.Drawables.Connections
Vector2 startPosition = start.StackedEndPosition;
Vector2 endPosition = end.StackedPosition;
double endTime = end.StartTime;
Vector2 distanceVector = endPosition - startPosition;
int distance = (int)distanceVector.Length;
float rotation = (float)(Math.Atan2(distanceVector.Y, distanceVector.X) * (180 / Math.PI));
double duration = endTime - startTime;
double finalTransformEndTime = startTime;
@ -69,8 +67,8 @@ namespace osu.Game.Rulesets.Osu.Objects.Drawables.Connections
float fraction = (float)d / distance;
Vector2 pointStartPosition = startPosition + (fraction - 0.1f) * distanceVector;
Vector2 pointEndPosition = startPosition + fraction * distanceVector;
double fadeOutTime = startTime + fraction * duration;
double fadeInTime = fadeOutTime - PREEMPT;
GetFadeTimes(start, end, (float)d / distance, out var fadeInTime, out var fadeOutTime);
FollowPoint fp;
@ -98,5 +96,22 @@ namespace osu.Game.Rulesets.Osu.Objects.Drawables.Connections
// todo: use Expire() on FollowPoints and take lifetime from them when https://github.com/ppy/osu-framework/issues/3300 is fixed.
Entry.LifetimeEnd = finalTransformEndTime;
}
/// <summary>
/// Computes the fade time of follow point positioned between two hitobjects.
/// </summary>
/// <param name="start">The first <see cref="OsuHitObject"/>, where follow points should originate from.</param>
/// <param name="end">The second <see cref="OsuHitObject"/>, which follow points should target.</param>
/// <param name="fraction">The fractional distance along <paramref name="start"/> and <paramref name="end"/> at which the follow point is to be located.</param>
/// <param name="fadeInTime">The fade-in time of the follow point/</param>
/// <param name="fadeOutTime">The fade-out time of the follow point.</param>
public static void GetFadeTimes(OsuHitObject start, OsuHitObject end, float fraction, out double fadeInTime, out double fadeOutTime)
{
double startTime = start.GetEndTime();
double duration = end.StartTime - startTime;
fadeOutTime = startTime + fraction * duration;
fadeInTime = fadeOutTime - PREEMPT;
}
}
}

8
osu.Game.Rulesets.Osu/Objects/Drawables/Connections/FollowPointRenderer.cs
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@ -248,12 +248,10 @@ namespace osu.Game.Rulesets.Osu.Objects.Drawables.Connections
Vector2 startPosition = Start.StackedEndPosition;
Vector2 endPosition = End.StackedPosition;
Vector2 distanceVector = endPosition - startPosition;
// The lifetime start will match the fade-in time of the first follow point.
float fraction = (int)(FollowPointConnection.SPACING * 1.5) / distanceVector.Length;
double duration = End.StartTime - Start.GetEndTime();
double fadeOutTime = Start.StartTime + fraction * duration;
double fadeInTime = fadeOutTime - FollowPointConnection.PREEMPT;
FollowPointConnection.GetFadeTimes(Start, End, fraction, out var fadeInTime, out _);
LifetimeStart = fadeInTime;
LifetimeEnd = double.MaxValue; // This will be set by the connection.