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Merge pull request #2166 from peppy/add-internal-legacy-offsets

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Add legacy timing offsets
This commit is contained in:
Dan Balasescu 2018-03-05 20:39:06 +09:00 committed by GitHub
commit 34a8fbe77c
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GPG Key ID: 4AEE18F83AFDEB23
5 changed files with 35 additions and 11 deletions
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8
osu.Game.Tests/Beatmaps/Formats/LegacyBeatmapDecoderTest.cs
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@ -20,7 +20,7 @@ namespace osu.Game.Tests.Beatmaps.Formats
[Test]
public void TestDecodeBeatmapGeneral()
{
var decoder = new LegacyBeatmapDecoder();
var decoder = new LegacyBeatmapDecoder { ApplyOffsets = false };
using (var resStream = Resource.OpenResource("Soleily - Renatus (Gamu) [Insane].osu"))
using (var stream = new StreamReader(resStream))
{
@ -110,7 +110,7 @@ namespace osu.Game.Tests.Beatmaps.Formats
[Test]
public void TestDecodeBeatmapEvents()
{
var decoder = new LegacyBeatmapDecoder();
var decoder = new LegacyBeatmapDecoder { ApplyOffsets = false };
using (var resStream = Resource.OpenResource("Soleily - Renatus (Gamu) [Insane].osu"))
using (var stream = new StreamReader(resStream))
{
@ -128,7 +128,7 @@ namespace osu.Game.Tests.Beatmaps.Formats
[Test]
public void TestDecodeBeatmapTimingPoints()
{
var decoder = new LegacyBeatmapDecoder();
var decoder = new LegacyBeatmapDecoder { ApplyOffsets = false };
using (var resStream = Resource.OpenResource("Soleily - Renatus (Gamu) [Insane].osu"))
using (var stream = new StreamReader(resStream))
{
@ -187,7 +187,7 @@ namespace osu.Game.Tests.Beatmaps.Formats
[Test]
public void TestDecodeBeatmapHitObjects()
{
var decoder = new LegacyBeatmapDecoder();
var decoder = new LegacyBeatmapDecoder { ApplyOffsets = false };
using (var resStream = Resource.OpenResource("Soleily - Renatus (Gamu) [Insane].osu"))
using (var stream = new StreamReader(resStream))
{

2
osu.Game.Tests/Beatmaps/Formats/OsuJsonDecoderTest.cs
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@ -159,7 +159,7 @@ namespace osu.Game.Tests.Beatmaps.Formats
using (var sr = new StreamReader(stream))
{
var legacyDecoded = new LegacyBeatmapDecoder().DecodeBeatmap(sr);
var legacyDecoded = new LegacyBeatmapDecoder { ApplyOffsets = false }.DecodeBeatmap(sr);
using (var ms = new MemoryStream())
using (var sw = new StreamWriter(ms))
using (var sr2 = new StreamReader(ms))

2
osu.Game.Tests/Beatmaps/IO/OszArchiveReaderTest.cs
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@ -58,7 +58,7 @@ namespace osu.Game.Tests.Beatmaps.IO
Assert.AreEqual("03. Renatus - Soleily 192kbps.mp3", meta.AudioFile);
Assert.AreEqual("Deif", meta.AuthorString);
Assert.AreEqual("machinetop_background.jpg", meta.BackgroundFile);
Assert.AreEqual(164471, meta.PreviewTime);
Assert.AreEqual(164471 + LegacyBeatmapDecoder.UniversalOffset, meta.PreviewTime);
Assert.AreEqual(string.Empty, meta.Source);
Assert.AreEqual("MBC7 Unisphere 地球ヤバイEP Chikyu Yabai", meta.Tags);
Assert.AreEqual("Renatus", meta.Title);

32
osu.Game/Beatmaps/Formats/LegacyBeatmapDecoder.cs
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@ -8,6 +8,7 @@ using OpenTK.Graphics;
using osu.Game.Beatmaps.Timing;
using osu.Game.Rulesets.Objects.Legacy;
using osu.Game.Beatmaps.ControlPoints;
using osu.Framework;
namespace osu.Game.Beatmaps.Formats
{
@ -21,6 +22,19 @@ namespace osu.Game.Beatmaps.Formats
private LegacySampleBank defaultSampleBank;
private int defaultSampleVolume = 100;
/// <summary>
/// lazer's audio timings in general doesn't match stable. this is the result of user testing, albeit limited.
/// This only seems to be required on windows. We need to eventually figure out why, with a bit of luck.
/// </summary>
public static int UniversalOffset => RuntimeInfo.OS == RuntimeInfo.Platform.Windows ? -22 : 0;
/// <summary>
/// Whether or not beatmap or runtime offsets should be applied. Defaults on; only disable for testing purposes.
/// </summary>
public bool ApplyOffsets = true;
private readonly int offset = UniversalOffset;
public LegacyBeatmapDecoder()
{
}
@ -28,6 +42,9 @@ namespace osu.Game.Beatmaps.Formats
public LegacyBeatmapDecoder(string header)
{
BeatmapVersion = int.Parse(header.Substring(17));
// BeatmapVersion 4 and lower had an incorrect offset (stable has this set as 24ms off)
offset += BeatmapVersion < 5 ? 24 : 0;
}
protected override void ParseBeatmap(StreamReader stream, Beatmap beatmap)
@ -102,7 +119,7 @@ namespace osu.Game.Beatmaps.Formats
beatmap.BeatmapInfo.AudioLeadIn = int.Parse(pair.Value);
break;
case @"PreviewTime":
metadata.PreviewTime = int.Parse(pair.Value);
metadata.PreviewTime = getOffsetTime(int.Parse(pair.Value));
break;
case @"Countdown":
beatmap.BeatmapInfo.Countdown = int.Parse(pair.Value) == 1;
@ -257,8 +274,8 @@ namespace osu.Game.Beatmaps.Formats
case EventType.Break:
var breakEvent = new BreakPeriod
{
StartTime = double.Parse(split[1], NumberFormatInfo.InvariantInfo),
EndTime = double.Parse(split[2], NumberFormatInfo.InvariantInfo)
StartTime = getOffsetTime(double.Parse(split[1], NumberFormatInfo.InvariantInfo)),
EndTime = getOffsetTime(double.Parse(split[2], NumberFormatInfo.InvariantInfo))
};
if (!breakEvent.HasEffect)
@ -273,7 +290,7 @@ namespace osu.Game.Beatmaps.Formats
{
string[] split = line.Split(',');
double time = double.Parse(split[0].Trim(), NumberFormatInfo.InvariantInfo);
double time = getOffsetTime(double.Parse(split[0].Trim(), NumberFormatInfo.InvariantInfo));
double beatLength = double.Parse(split[1].Trim(), NumberFormatInfo.InvariantInfo);
double speedMultiplier = beatLength < 0 ? 100.0 / -beatLength : 1;
@ -396,7 +413,14 @@ namespace osu.Game.Beatmaps.Formats
var obj = parser.Parse(line);
if (obj != null)
{
obj.StartTime = getOffsetTime(obj.StartTime);
beatmap.HitObjects.Add(obj);
}
}
private int getOffsetTime(int time) => time + (ApplyOffsets ? offset : 0);
private double getOffsetTime(double time) => time + (ApplyOffsets ? offset : 0);
}
}

2
osu.Game/Tests/Beatmaps/BeatmapConversionTest.cs
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@ -109,7 +109,7 @@ namespace osu.Game.Tests.Beatmaps
private Beatmap getBeatmap(string name)
{
var decoder = new LegacyBeatmapDecoder();
var decoder = new LegacyBeatmapDecoder { ApplyOffsets = false };
using (var resStream = openResource($"{resource_namespace}.{name}.osu"))
using (var stream = new StreamReader(resStream))
return decoder.DecodeBeatmap(stream);