mirror of
https://github.com/ppy/osu.git
synced 2024-11-15 05:17:25 +08:00
db50ad794e
- removing unnecessary `using`s - name Fields/Methods according to rules - removing unnecessary initializations
305 lines
12 KiB
C#
305 lines
12 KiB
C#
// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
|
|
// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
|
|
|
|
using OpenTK;
|
|
using osu.Game.Rulesets.Objects.Types;
|
|
using System;
|
|
using System.Collections.Generic;
|
|
using System.Globalization;
|
|
using osu.Game.Beatmaps.Formats;
|
|
using osu.Game.Audio;
|
|
using System.Linq;
|
|
|
|
namespace osu.Game.Rulesets.Objects.Legacy
|
|
{
|
|
/// <summary>
|
|
/// A HitObjectParser to parse legacy Beatmaps.
|
|
/// </summary>
|
|
public abstract class ConvertHitObjectParser : HitObjectParser
|
|
{
|
|
public override HitObject Parse(string text)
|
|
{
|
|
try
|
|
{
|
|
string[] split = text.Split(',');
|
|
|
|
ConvertHitObjectType type = (ConvertHitObjectType)int.Parse(split[3]) & ~ConvertHitObjectType.ColourHax;
|
|
bool combo = type.HasFlag(ConvertHitObjectType.NewCombo);
|
|
type &= ~ConvertHitObjectType.NewCombo;
|
|
|
|
var soundType = (LegacySoundType)int.Parse(split[4]);
|
|
var bankInfo = new SampleBankInfo();
|
|
|
|
HitObject result = null;
|
|
|
|
if ((type & ConvertHitObjectType.Circle) > 0)
|
|
{
|
|
result = CreateHit(new Vector2(int.Parse(split[0]), int.Parse(split[1])), combo);
|
|
|
|
if (split.Length > 5)
|
|
readCustomSampleBanks(split[5], bankInfo);
|
|
}
|
|
else if ((type & ConvertHitObjectType.Slider) > 0)
|
|
{
|
|
CurveType curveType = CurveType.Catmull;
|
|
double length = 0;
|
|
var points = new List<Vector2> { new Vector2(int.Parse(split[0]), int.Parse(split[1])) };
|
|
|
|
string[] pointsplit = split[5].Split('|');
|
|
foreach (string t in pointsplit)
|
|
{
|
|
if (t.Length == 1)
|
|
{
|
|
switch (t)
|
|
{
|
|
case @"C":
|
|
curveType = CurveType.Catmull;
|
|
break;
|
|
case @"B":
|
|
curveType = CurveType.Bezier;
|
|
break;
|
|
case @"L":
|
|
curveType = CurveType.Linear;
|
|
break;
|
|
case @"P":
|
|
curveType = CurveType.PerfectCurve;
|
|
break;
|
|
}
|
|
continue;
|
|
}
|
|
|
|
string[] temp = t.Split(':');
|
|
points.Add(new Vector2((int)Convert.ToDouble(temp[0], CultureInfo.InvariantCulture), (int)Convert.ToDouble(temp[1], CultureInfo.InvariantCulture)));
|
|
}
|
|
|
|
int repeatCount = Convert.ToInt32(split[6], CultureInfo.InvariantCulture);
|
|
|
|
if (repeatCount > 9000)
|
|
throw new ArgumentOutOfRangeException(nameof(repeatCount), @"Repeat count is way too high");
|
|
|
|
if (split.Length > 7)
|
|
length = Convert.ToDouble(split[7], CultureInfo.InvariantCulture);
|
|
|
|
if (split.Length > 10)
|
|
readCustomSampleBanks(split[10], bankInfo);
|
|
|
|
// One node for each repeat + the start and end nodes
|
|
// Note that the first length of the slider is considered a repeat, but there are no actual repeats happening
|
|
int nodes = Math.Max(0, repeatCount - 1) + 2;
|
|
|
|
// Populate node sample bank infos with the default hit object sample bank
|
|
var nodeBankInfos = new List<SampleBankInfo>();
|
|
for (int i = 0; i < nodes; i++)
|
|
nodeBankInfos.Add(bankInfo.Clone());
|
|
|
|
// Read any per-node sample banks
|
|
if (split.Length > 9 && split[9].Length > 0)
|
|
{
|
|
string[] sets = split[9].Split('|');
|
|
for (int i = 0; i < nodes; i++)
|
|
{
|
|
if (i >= sets.Length)
|
|
break;
|
|
|
|
SampleBankInfo info = nodeBankInfos[i];
|
|
readCustomSampleBanks(sets[i], info);
|
|
}
|
|
}
|
|
|
|
// Populate node sound types with the default hit object sound type
|
|
var nodeSoundTypes = new List<LegacySoundType>();
|
|
for (int i = 0; i < nodes; i++)
|
|
nodeSoundTypes.Add(soundType);
|
|
|
|
// Read any per-node sound types
|
|
if (split.Length > 8 && split[8].Length > 0)
|
|
{
|
|
string[] adds = split[8].Split('|');
|
|
for (int i = 0; i < nodes; i++)
|
|
{
|
|
if (i >= adds.Length)
|
|
break;
|
|
|
|
int sound;
|
|
int.TryParse(adds[i], out sound);
|
|
nodeSoundTypes[i] = (LegacySoundType)sound;
|
|
}
|
|
}
|
|
|
|
// Generate the final per-node samples
|
|
var nodeSamples = new List<SampleInfoList>(nodes);
|
|
for (int i = 0; i <= repeatCount; i++)
|
|
nodeSamples.Add(convertSoundType(nodeSoundTypes[i], nodeBankInfos[i]));
|
|
|
|
result = CreateSlider(new Vector2(int.Parse(split[0]), int.Parse(split[1])), combo, points, length, curveType, repeatCount, nodeSamples);
|
|
}
|
|
else if ((type & ConvertHitObjectType.Spinner) > 0)
|
|
{
|
|
result = CreateSpinner(new Vector2(512, 384) / 2, Convert.ToDouble(split[5], CultureInfo.InvariantCulture));
|
|
|
|
if (split.Length > 6)
|
|
readCustomSampleBanks(split[6], bankInfo);
|
|
}
|
|
else if ((type & ConvertHitObjectType.Hold) > 0)
|
|
{
|
|
// Note: Hold is generated by BMS converts
|
|
|
|
double endTime = Convert.ToDouble(split[2], CultureInfo.InvariantCulture);
|
|
|
|
if (split.Length > 5 && !string.IsNullOrEmpty(split[5]))
|
|
{
|
|
string[] ss = split[5].Split(':');
|
|
endTime = Convert.ToDouble(ss[0], CultureInfo.InvariantCulture);
|
|
readCustomSampleBanks(string.Join(":", ss.Skip(1)), bankInfo);
|
|
}
|
|
|
|
result = CreateHold(new Vector2(int.Parse(split[0]), int.Parse(split[1])), combo, endTime);
|
|
}
|
|
|
|
if (result == null)
|
|
throw new InvalidOperationException($@"Unknown hit object type {type}.");
|
|
|
|
result.StartTime = Convert.ToDouble(split[2], CultureInfo.InvariantCulture);
|
|
result.Samples = convertSoundType(soundType, bankInfo);
|
|
|
|
return result;
|
|
}
|
|
catch (FormatException)
|
|
{
|
|
throw new FormatException("One or more hit objects were malformed.");
|
|
}
|
|
}
|
|
|
|
private void readCustomSampleBanks(string str, SampleBankInfo bankInfo)
|
|
{
|
|
if (string.IsNullOrEmpty(str))
|
|
return;
|
|
|
|
string[] split = str.Split(':');
|
|
|
|
var bank = (LegacyDecoder.LegacySampleBank)Convert.ToInt32(split[0]);
|
|
var addbank = (LegacyDecoder.LegacySampleBank)Convert.ToInt32(split[1]);
|
|
|
|
// Let's not implement this for now, because this doesn't fit nicely into the bank structure
|
|
//string sampleFile = split2.Length > 4 ? split2[4] : string.Empty;
|
|
|
|
string stringBank = bank.ToString().ToLower();
|
|
if (stringBank == @"none")
|
|
stringBank = null;
|
|
string stringAddBank = addbank.ToString().ToLower();
|
|
if (stringAddBank == @"none")
|
|
stringAddBank = null;
|
|
|
|
bankInfo.Normal = stringBank;
|
|
bankInfo.Add = stringAddBank;
|
|
|
|
if (split.Length > 3)
|
|
bankInfo.Volume = int.Parse(split[3]);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Creates a legacy Hit-type hit object.
|
|
/// </summary>
|
|
/// <param name="position">The position of the hit object.</param>
|
|
/// <param name="newCombo">Whether the hit object creates a new combo.</param>
|
|
/// <returns>The hit object.</returns>
|
|
protected abstract HitObject CreateHit(Vector2 position, bool newCombo);
|
|
|
|
/// <summary>
|
|
/// Creats a legacy Slider-type hit object.
|
|
/// </summary>
|
|
/// <param name="position">The position of the hit object.</param>
|
|
/// <param name="newCombo">Whether the hit object creates a new combo.</param>
|
|
/// <param name="controlPoints">The slider control points.</param>
|
|
/// <param name="length">The slider length.</param>
|
|
/// <param name="curveType">The slider curve type.</param>
|
|
/// <param name="repeatCount">The slider repeat count.</param>
|
|
/// <param name="repeatSamples">The samples to be played when the repeat nodes are hit. This includes the head and tail of the slider.</param>
|
|
/// <returns>The hit object.</returns>
|
|
protected abstract HitObject CreateSlider(Vector2 position, bool newCombo, List<Vector2> controlPoints, double length, CurveType curveType, int repeatCount, List<SampleInfoList> repeatSamples);
|
|
|
|
/// <summary>
|
|
/// Creates a legacy Spinner-type hit object.
|
|
/// </summary>
|
|
/// <param name="position">The position of the hit object.</param>
|
|
/// <param name="endTime">The spinner end time.</param>
|
|
/// <returns>The hit object.</returns>
|
|
protected abstract HitObject CreateSpinner(Vector2 position, double endTime);
|
|
|
|
/// <summary>
|
|
/// Creates a legacy Hold-type hit object.
|
|
/// </summary>
|
|
/// <param name="position">The position of the hit object.</param>
|
|
/// <param name="newCombo">Whether the hit object creates a new combo.</param>
|
|
/// <param name="endTime">The hold end time.</param>
|
|
protected abstract HitObject CreateHold(Vector2 position, bool newCombo, double endTime);
|
|
|
|
private SampleInfoList convertSoundType(LegacySoundType type, SampleBankInfo bankInfo)
|
|
{
|
|
var soundTypes = new SampleInfoList
|
|
{
|
|
new SampleInfo
|
|
{
|
|
Bank = bankInfo.Normal,
|
|
Name = SampleInfo.HIT_NORMAL,
|
|
Volume = bankInfo.Volume
|
|
}
|
|
};
|
|
|
|
if ((type & LegacySoundType.Finish) > 0)
|
|
{
|
|
soundTypes.Add(new SampleInfo
|
|
{
|
|
Bank = bankInfo.Add,
|
|
Name = SampleInfo.HIT_FINISH,
|
|
Volume = bankInfo.Volume
|
|
});
|
|
}
|
|
|
|
if ((type & LegacySoundType.Whistle) > 0)
|
|
{
|
|
soundTypes.Add(new SampleInfo
|
|
{
|
|
Bank = bankInfo.Add,
|
|
Name = SampleInfo.HIT_WHISTLE,
|
|
Volume = bankInfo.Volume
|
|
});
|
|
}
|
|
|
|
if ((type & LegacySoundType.Clap) > 0)
|
|
{
|
|
soundTypes.Add(new SampleInfo
|
|
{
|
|
Bank = bankInfo.Add,
|
|
Name = SampleInfo.HIT_CLAP,
|
|
Volume = bankInfo.Volume
|
|
});
|
|
}
|
|
|
|
return soundTypes;
|
|
}
|
|
|
|
private class SampleBankInfo
|
|
{
|
|
public string Normal;
|
|
public string Add;
|
|
public int Volume;
|
|
|
|
public SampleBankInfo Clone()
|
|
{
|
|
return (SampleBankInfo)MemberwiseClone();
|
|
}
|
|
}
|
|
|
|
[Flags]
|
|
private enum LegacySoundType
|
|
{
|
|
None = 0,
|
|
Normal = 1,
|
|
Whistle = 2,
|
|
Finish = 4,
|
|
Clap = 8
|
|
}
|
|
}
|
|
}
|