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Code Issues Releases Wiki Activity

Fix BPM multiplier not working in all cases

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This commit is contained in:
smoogipoo 2021-01-12 17:50:22 +09:00
parent 22a0f99f35
commit 9a22df2b88
3 changed files with 18 additions and 300 deletions
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6
osu.Game.Rulesets.Taiko/Beatmaps/TaikoBeatmapConverter.cs
View File

@ -160,7 +160,7 @@ namespace osu.Game.Rulesets.Taiko.Beatmaps
}
}
private bool shouldConvertSliderToHits(HitObject obj, IBeatmap beatmap, IHasDistance distanceData, out double taikoDuration, out double tickSpacing)
private bool shouldConvertSliderToHits(HitObject obj, IBeatmap beatmap, IHasDistance distanceData, out int taikoDuration, out double tickSpacing)
{
// DO NOT CHANGE OR REFACTOR ANYTHING IN HERE WITHOUT TESTING AGAINST _ALL_ BEATMAPS.
// Some of these calculations look redundant, but they are not - extremely small floating point errors are introduced to maintain 1:1 compatibility with stable.
@ -185,7 +185,7 @@ namespace osu.Game.Rulesets.Taiko.Beatmaps
// The velocity and duration of the taiko hit object - calculated as the velocity of a drum roll.
double taikoVelocity = sliderScoringPointDistance * beatmap.BeatmapInfo.BaseDifficulty.SliderTickRate;
taikoDuration = distance / taikoVelocity * beatLength;
taikoDuration = (int)(distance / taikoVelocity * beatLength);
if (isForCurrentRuleset)
{
@ -200,7 +200,7 @@ namespace osu.Game.Rulesets.Taiko.Beatmaps
beatLength = timingPoint.BeatLength;
// If the drum roll is to be split into hit circles, assume the ticks are 1/8 spaced within the duration of one beat
tickSpacing = Math.Min(beatLength / beatmap.BeatmapInfo.BaseDifficulty.SliderTickRate, taikoDuration / spans);
tickSpacing = Math.Min(beatLength / beatmap.BeatmapInfo.BaseDifficulty.SliderTickRate, (double)taikoDuration / spans);
return tickSpacing > 0
&& distance / osuVelocity * 1000 < 2 * beatLength;

307
osu.Game.Rulesets.Taiko/Resources/Testing/Beatmaps/slider-conversion-v14-expected-conversion.json
View File

@ -1,7 +1,9 @@
{
"Mappings": [{
"Mappings": [
{
"StartTime": 2000,
"Objects": [{
"Objects": [
{
"StartTime": 2000,
"EndTime": 2000,
"IsRim": false,
@ -23,7 +25,8 @@
},
{
"StartTime": 4000,
"Objects": [{
"Objects": [
{
"StartTime": 4000,
"EndTime": 4000,
"IsRim": false,
@ -45,7 +48,8 @@
},
{
"StartTime": 6000,
"Objects": [{
"Objects": [
{
"StartTime": 6000,
"EndTime": 6000,
"IsRim": true,
@ -76,300 +80,13 @@
},
{
"StartTime": 8000,
"Objects": [{
"Objects": [
{
"StartTime": 8000,
"EndTime": 8000,
"IsRim": false,
"IsCentre": true,
"IsDrumRoll": false,
"IsSwell": false,
"IsStrong": false
},
{
"StartTime": 8026,
"EndTime": 8026,
"IsRim": false,
"IsCentre": true,
"IsDrumRoll": false,
"IsSwell": false,
"IsStrong": false
},
{
"StartTime": 8053,
"EndTime": 8053,
"IsRim": false,
"IsCentre": true,
"IsDrumRoll": false,
"IsSwell": false,
"IsStrong": false
},
{
"StartTime": 8080,
"EndTime": 8080,
"IsRim": false,
"IsCentre": true,
"IsDrumRoll": false,
"IsSwell": false,
"IsStrong": false
},
{
"StartTime": 8107,
"EndTime": 8107,
"IsRim": false,
"IsCentre": true,
"IsDrumRoll": false,
"IsSwell": false,
"IsStrong": false
},
{
"StartTime": 8133,
"EndTime": 8133,
"IsRim": false,
"IsCentre": true,
"IsDrumRoll": false,
"IsSwell": false,
"IsStrong": false
},
{
"StartTime": 8160,
"EndTime": 8160,
"IsRim": false,
"IsCentre": true,
"IsDrumRoll": false,
"IsSwell": false,
"IsStrong": false
},
{
"StartTime": 8187,
"EndTime": 8187,
"IsRim": false,
"IsCentre": true,
"IsDrumRoll": false,
"IsSwell": false,
"IsStrong": false
},
{
"StartTime": 8214,
"EndTime": 8214,
"IsRim": false,
"IsCentre": true,
"IsDrumRoll": false,
"IsSwell": false,
"IsStrong": false
},
{
"StartTime": 8241,
"EndTime": 8241,
"IsRim": false,
"IsCentre": true,
"IsDrumRoll": false,
"IsSwell": false,
"IsStrong": false
},
{
"StartTime": 8267,
"EndTime": 8267,
"IsRim": false,
"IsCentre": true,
"IsDrumRoll": false,
"IsSwell": false,
"IsStrong": false
},
{
"StartTime": 8294,
"EndTime": 8294,
"IsRim": false,
"IsCentre": true,
"IsDrumRoll": false,
"IsSwell": false,
"IsStrong": false
},
{
"StartTime": 8321,
"EndTime": 8321,
"IsRim": false,
"IsCentre": true,
"IsDrumRoll": false,
"IsSwell": false,
"IsStrong": false
},
{
"StartTime": 8348,
"EndTime": 8348,
"IsRim": false,
"IsCentre": true,
"IsDrumRoll": false,
"IsSwell": false,
"IsStrong": false
},
{
"StartTime": 8374,
"EndTime": 8374,
"IsRim": false,
"IsCentre": true,
"IsDrumRoll": false,
"IsSwell": false,
"IsStrong": false
},
{
"StartTime": 8401,
"EndTime": 8401,
"IsRim": false,
"IsCentre": true,
"IsDrumRoll": false,
"IsSwell": false,
"IsStrong": false
},
{
"StartTime": 8428,
"EndTime": 8428,
"IsRim": false,
"IsCentre": true,
"IsDrumRoll": false,
"IsSwell": false,
"IsStrong": false
},
{
"StartTime": 8455,
"EndTime": 8455,
"IsRim": false,
"IsCentre": true,
"IsDrumRoll": false,
"IsSwell": false,
"IsStrong": false
},
{
"StartTime": 8482,
"EndTime": 8482,
"IsRim": false,
"IsCentre": true,
"IsDrumRoll": false,
"IsSwell": false,
"IsStrong": false
},
{
"StartTime": 8508,
"EndTime": 8508,
"IsRim": false,
"IsCentre": true,
"IsDrumRoll": false,
"IsSwell": false,
"IsStrong": false
},
{
"StartTime": 8535,
"EndTime": 8535,
"IsRim": false,
"IsCentre": true,
"IsDrumRoll": false,
"IsSwell": false,
"IsStrong": false
},
{
"StartTime": 8562,
"EndTime": 8562,
"IsRim": false,
"IsCentre": true,
"IsDrumRoll": false,
"IsSwell": false,
"IsStrong": false
},
{
"StartTime": 8589,
"EndTime": 8589,
"IsRim": false,
"IsCentre": true,
"IsDrumRoll": false,
"IsSwell": false,
"IsStrong": false
},
{
"StartTime": 8615,
"EndTime": 8615,
"IsRim": false,
"IsCentre": true,
"IsDrumRoll": false,
"IsSwell": false,
"IsStrong": false
},
{
"StartTime": 8642,
"EndTime": 8642,
"IsRim": false,
"IsCentre": true,
"IsDrumRoll": false,
"IsSwell": false,
"IsStrong": false
},
{
"StartTime": 8669,
"EndTime": 8669,
"IsRim": false,
"IsCentre": true,
"IsDrumRoll": false,
"IsSwell": false,
"IsStrong": false
},
{
"StartTime": 8696,
"EndTime": 8696,
"IsRim": false,
"IsCentre": true,
"IsDrumRoll": false,
"IsSwell": false,
"IsStrong": false
},
{
"StartTime": 8723,
"EndTime": 8723,
"IsRim": false,
"IsCentre": true,
"IsDrumRoll": false,
"IsSwell": false,
"IsStrong": false
},
{
"StartTime": 8749,
"EndTime": 8749,
"IsRim": false,
"IsCentre": true,
"IsDrumRoll": false,
"IsSwell": false,
"IsStrong": false
},
{
"StartTime": 8776,
"EndTime": 8776,
"IsRim": false,
"IsCentre": true,
"IsDrumRoll": false,
"IsSwell": false,
"IsStrong": false
},
{
"StartTime": 8803,
"EndTime": 8803,
"IsRim": false,
"IsCentre": true,
"IsDrumRoll": false,
"IsSwell": false,
"IsStrong": false
},
{
"StartTime": 8830,
"EndTime": 8830,
"IsRim": false,
"IsCentre": true,
"IsDrumRoll": false,
"IsSwell": false,
"IsStrong": false
},
{
"StartTime": 8857,
"EndTime": 8857,
"IsRim": false,
"IsCentre": true,
"IsDrumRoll": false,
"IsCentre": false,
"IsDrumRoll": true,
"IsSwell": false,
"IsStrong": false
}

5
osu.Game/Beatmaps/Formats/LegacyDecoder.cs
View File

@ -164,12 +164,13 @@ namespace osu.Game.Beatmaps.Formats
/// Legacy BPM multiplier that introduces floating-point errors for rulesets that depend on it.
/// DO NOT USE THIS UNLESS 100% SURE.
/// </summary>
public float BpmMultiplier { get; private set; }
public double BpmMultiplier { get; private set; }
public LegacyDifficultyControlPoint(double beatLength)
: this()
{
BpmMultiplier = beatLength < 0 ? Math.Clamp((float)-beatLength, 10, 10000) / 100f : 1;
// Note: In stable, the division occurs on floats, but with compiler optimisations turned on actually seems to occur on doubles via some .NET black magic (possibly inlining?).
BpmMultiplier = beatLength < 0 ? Math.Clamp((float)-beatLength, 10, 10000) / 100.0 : 1;
}
public LegacyDifficultyControlPoint()