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Merge pull request #18532 from smoogipoo/mania-diffcalc-max-combo

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Populate MaxCombo difficulty attribute for osu!mania
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Dean Herbert 2022-06-03 18:19:25 +09:00 committed by GitHub
commit 538ad1bc98
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3 changed files with 13 additions and 4 deletions
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4
osu.Game.Rulesets.Mania.Tests/ManiaDifficultyCalculatorTest.cs
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@ -14,11 +14,11 @@ namespace osu.Game.Rulesets.Mania.Tests
{
protected override string ResourceAssembly => "osu.Game.Rulesets.Mania";
[TestCase(2.3449735700206298d, 151, "diffcalc-test")]
[TestCase(2.3449735700206298d, 242, "diffcalc-test")]
public void Test(double expectedStarRating, int expectedMaxCombo, string name)
=> base.Test(expectedStarRating, expectedMaxCombo, name);
[TestCase(2.7879104989252959d, 151, "diffcalc-test")]
[TestCase(2.7879104989252959d, 242, "diffcalc-test")]
public void TestClockRateAdjusted(double expectedStarRating, int expectedMaxCombo, string name)
=> Test(expectedStarRating, expectedMaxCombo, name, new ManiaModDoubleTime());

3
osu.Game.Rulesets.Mania/Difficulty/ManiaDifficultyAttributes.cs
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@ -29,7 +29,7 @@ namespace osu.Game.Rulesets.Mania.Difficulty
foreach (var v in base.ToDatabaseAttributes())
yield return v;
// Todo: osu!mania doesn't output MaxCombo attribute for some reason.
yield return (ATTRIB_ID_MAX_COMBO, MaxCombo);
yield return (ATTRIB_ID_DIFFICULTY, StarRating);
yield return (ATTRIB_ID_GREAT_HIT_WINDOW, GreatHitWindow);
yield return (ATTRIB_ID_SCORE_MULTIPLIER, ScoreMultiplier);
@ -39,6 +39,7 @@ namespace osu.Game.Rulesets.Mania.Difficulty
{
base.FromDatabaseAttributes(values);
MaxCombo = (int)values[ATTRIB_ID_MAX_COMBO];
StarRating = values[ATTRIB_ID_DIFFICULTY];
GreatHitWindow = values[ATTRIB_ID_GREAT_HIT_WINDOW];
ScoreMultiplier = values[ATTRIB_ID_SCORE_MULTIPLIER];

10
osu.Game.Rulesets.Mania/Difficulty/ManiaDifficultyCalculator.cs
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@ -52,10 +52,18 @@ namespace osu.Game.Rulesets.Mania.Difficulty
// This is done the way it is to introduce fractional differences in order to match osu-stable for the time being.
GreatHitWindow = Math.Ceiling((int)(getHitWindow300(mods) * clockRate) / clockRate),
ScoreMultiplier = getScoreMultiplier(mods),
MaxCombo = beatmap.HitObjects.Sum(h => h is HoldNote ? 2 : 1),
MaxCombo = beatmap.HitObjects.Sum(maxComboForObject)
};
}
private static int maxComboForObject(HitObject hitObject)
{
if (hitObject is HoldNote hold)
return 1 + (int)((hold.EndTime - hold.StartTime) / 100);
return 1;
}
protected override IEnumerable<DifficultyHitObject> CreateDifficultyHitObjects(IBeatmap beatmap, double clockRate)
{
var sortedObjects = beatmap.HitObjects.ToArray();