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Merge pull request #8220 from smoogipoo/fix-catch-beatmap-processor

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Fix catch beatmap processing not matching stable
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Dean Herbert 2020-03-12 19:47:15 +09:00 committed by GitHub
commit 9d9ee76888
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1 changed files with 22 additions and 19 deletions
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41
osu.Game.Rulesets.Catch/Beatmaps/CatchBeatmapProcessor.cs
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@ -28,8 +28,6 @@ namespace osu.Game.Rulesets.Catch.Beatmaps
ApplyPositionOffsets(Beatmap);
initialiseHyperDash((List<CatchHitObject>)Beatmap.HitObjects);
int index = 0;
foreach (var obj in Beatmap.HitObjects.OfType<CatchHitObject>())
@ -76,6 +74,12 @@ namespace osu.Game.Rulesets.Catch.Beatmaps
break;
case JuiceStream juiceStream:
// Todo: BUG!! Stable used the last control point as the final position of the path, but it should use the computed path instead.
lastPosition = juiceStream.X + juiceStream.Path.ControlPoints[^1].Position.Value.X / CatchPlayfield.BASE_WIDTH;
// Todo: BUG!! Stable attempted to use the end time of the stream, but referenced it too early in execution and used the start time instead.
lastStartTime = juiceStream.StartTime;
foreach (var nested in juiceStream.NestedHitObjects)
{
var catchObject = (CatchHitObject)nested;
@ -90,20 +94,12 @@ namespace osu.Game.Rulesets.Catch.Beatmaps
break;
}
}
initialiseHyperDash(beatmap);
}
private static void applyHardRockOffset(CatchHitObject hitObject, ref float? lastPosition, ref double lastStartTime, FastRandom rng)
{
if (hitObject is JuiceStream stream)
{
lastPosition = stream.EndX;
lastStartTime = stream.EndTime;
return;
}
if (!(hitObject is Fruit))
return;
float offsetPosition = hitObject.X;
double startTime = hitObject.StartTime;
@ -116,7 +112,9 @@ namespace osu.Game.Rulesets.Catch.Beatmaps
}
float positionDiff = offsetPosition - lastPosition.Value;
double timeDiff = startTime - lastStartTime;
// Todo: BUG!! Stable calculated time deltas as ints, which affects randomisation. This should be changed to a double.
int timeDiff = (int)(startTime - lastStartTime);
if (timeDiff > 1000)
{
@ -132,7 +130,8 @@ namespace osu.Game.Rulesets.Catch.Beatmaps
return;
}
if (Math.Abs(positionDiff * CatchPlayfield.BASE_WIDTH) < timeDiff / 3d)
// ReSharper disable once PossibleLossOfFraction
if (Math.Abs(positionDiff * CatchPlayfield.BASE_WIDTH) < timeDiff / 3)
applyOffset(ref offsetPosition, positionDiff);
hitObject.XOffset = offsetPosition - hitObject.X;
@ -191,14 +190,14 @@ namespace osu.Game.Rulesets.Catch.Beatmaps
}
}
private void initialiseHyperDash(List<CatchHitObject> objects)
private static void initialiseHyperDash(IBeatmap beatmap)
{
List<CatchHitObject> objectWithDroplets = new List<CatchHitObject>();
foreach (var currentObject in objects)
foreach (var currentObject in beatmap.HitObjects)
{
if (currentObject is Fruit)
objectWithDroplets.Add(currentObject);
if (currentObject is Fruit fruitObject)
objectWithDroplets.Add(fruitObject);
if (currentObject is JuiceStream)
{
@ -212,7 +211,7 @@ namespace osu.Game.Rulesets.Catch.Beatmaps
objectWithDroplets.Sort((h1, h2) => h1.StartTime.CompareTo(h2.StartTime));
double halfCatcherWidth = CatcherArea.GetCatcherSize(Beatmap.BeatmapInfo.BaseDifficulty) / 2;
double halfCatcherWidth = CatcherArea.GetCatcherSize(beatmap.BeatmapInfo.BaseDifficulty) / 2;
int lastDirection = 0;
double lastExcess = halfCatcherWidth;
@ -221,6 +220,10 @@ namespace osu.Game.Rulesets.Catch.Beatmaps
CatchHitObject currentObject = objectWithDroplets[i];
CatchHitObject nextObject = objectWithDroplets[i + 1];
// Reset variables in-case values have changed (e.g. after applying HR)
currentObject.HyperDashTarget = null;
currentObject.DistanceToHyperDash = 0;
int thisDirection = nextObject.X > currentObject.X ? 1 : -1;
double timeToNext = nextObject.StartTime - currentObject.StartTime - 1000f / 60f / 4; // 1/4th of a frame of grace time, taken from osu-stable
double distanceToNext = Math.Abs(nextObject.X - currentObject.X) - (lastDirection == thisDirection ? lastExcess : halfCatcherWidth);