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Make expected distance a bindable

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smoogipoo 2019-12-05 17:49:54 +09:00
parent 2702edfa55
commit 986ac1cee4
1 changed files with 11 additions and 8 deletions
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19
osu.Game/Rulesets/Objects/SliderPath.cs
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@ -20,7 +20,7 @@ namespace osu.Game.Rulesets.Objects
/// The user-set distance of the path. If non-null, <see cref="Distance"/> will match this value, /// The user-set distance of the path. If non-null, <see cref="Distance"/> will match this value,
/// and the path will be shortened/lengthened to match this length. /// and the path will be shortened/lengthened to match this length.
/// </summary> /// </summary>
public readonly double? ExpectedDistance; public readonly Bindable<double?> ExpectedDistance = new Bindable<double?>();
/// <summary> /// <summary>
/// The control points of the path. /// The control points of the path.
@ -43,7 +43,8 @@ namespace osu.Game.Rulesets.Objects
[JsonConstructor] [JsonConstructor]
public SliderPath(PathControlPoint[] controlPoints = null, double? expectedDistance = null) public SliderPath(PathControlPoint[] controlPoints = null, double? expectedDistance = null)
{ {
ExpectedDistance = expectedDistance; ExpectedDistance.Value = expectedDistance;
ExpectedDistance.ValueChanged += _ => pathCache.Invalidate();
ControlPoints.ItemsAdded += items => ControlPoints.ItemsAdded += items =>
{ {
@ -205,18 +206,20 @@ namespace osu.Game.Rulesets.Objects
cumulativeLength.Clear(); cumulativeLength.Clear();
cumulativeLength.Add(l); cumulativeLength.Add(l);
double? expectedDistance = ExpectedDistance.Value;
for (int i = 0; i < calculatedPath.Count - 1; ++i) for (int i = 0; i < calculatedPath.Count - 1; ++i)
{ {
Vector2 diff = calculatedPath[i + 1] - calculatedPath[i]; Vector2 diff = calculatedPath[i + 1] - calculatedPath[i];
double d = diff.Length; double d = diff.Length;
// Shorted slider paths that are too long compared to the expected distance // Shorted slider paths that are too long compared to the expected distance
if (ExpectedDistance.HasValue && ExpectedDistance - l < d) if (expectedDistance.HasValue && expectedDistance - l < d)
{ {
calculatedPath[i + 1] = calculatedPath[i] + diff * (float)((ExpectedDistance - l) / d); calculatedPath[i + 1] = calculatedPath[i] + diff * (float)((expectedDistance - l) / d);
calculatedPath.RemoveRange(i + 2, calculatedPath.Count - 2 - i); calculatedPath.RemoveRange(i + 2, calculatedPath.Count - 2 - i);
l = ExpectedDistance.Value; l = expectedDistance.Value;
cumulativeLength.Add(l); cumulativeLength.Add(l);
break; break;
} }
@ -226,7 +229,7 @@ namespace osu.Game.Rulesets.Objects
} }
// Lengthen slider paths that are too short compared to the expected distance // Lengthen slider paths that are too short compared to the expected distance
if (ExpectedDistance.HasValue && l < ExpectedDistance && calculatedPath.Count > 1) if (expectedDistance.HasValue && l < expectedDistance && calculatedPath.Count > 1)
{ {
Vector2 diff = calculatedPath[calculatedPath.Count - 1] - calculatedPath[calculatedPath.Count - 2]; Vector2 diff = calculatedPath[calculatedPath.Count - 1] - calculatedPath[calculatedPath.Count - 2];
double d = diff.Length; double d = diff.Length;
@ -234,8 +237,8 @@ namespace osu.Game.Rulesets.Objects
if (d <= 0) if (d <= 0)
return; return;
calculatedPath[calculatedPath.Count - 1] += diff * (float)((ExpectedDistance - l) / d); calculatedPath[calculatedPath.Count - 1] += diff * (float)((expectedDistance - l) / d);
cumulativeLength[calculatedPath.Count - 1] = ExpectedDistance.Value; cumulativeLength[calculatedPath.Count - 1] = expectedDistance.Value;
} }
} }