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Code Issues Releases Wiki Activity

Optimised GetSearchableTerms

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Reduced memory allocations to 1
This commit is contained in:
OliBomby 2023-03-03 19:21:50 +01:00
parent 29be26b150
commit 91d206e8d2
2 changed files with 52 additions and 9 deletions
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27
osu.Game/Beatmaps/BeatmapInfoExtensions.cs
View File

@ -1,7 +1,7 @@
// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
// See the LICENCE file in the repository root for full licence text.
using System.Linq;
using System;
using osu.Framework.Localisation;
namespace osu.Game.Beatmaps
@ -29,10 +29,29 @@ namespace osu.Game.Beatmaps
return new RomanisableString($"{metadata.GetPreferred(true)}".Trim(), $"{metadata.GetPreferred(false)}".Trim());
}
public static string[] GetSearchableTerms(this IBeatmapInfo beatmapInfo) => new[]
public static ReadOnlySpan<string> GetSearchableTerms(this IBeatmapInfo beatmapInfo)
{
beatmapInfo.DifficultyName
}.Concat(beatmapInfo.Metadata.GetSearchableTerms()).Where(s => !string.IsNullOrEmpty(s)).ToArray();
Span<string> terms = new string[8];
int i = 0;
if (!string.IsNullOrEmpty(beatmapInfo.DifficultyName))
terms[i++] = beatmapInfo.DifficultyName;
var metadata = beatmapInfo.Metadata;
if (!string.IsNullOrEmpty(metadata.Author.Username))
terms[i++] = metadata.Author.Username;
if (!string.IsNullOrEmpty(metadata.Artist))
terms[i++] = metadata.Artist;
if (!string.IsNullOrEmpty(metadata.ArtistUnicode))
terms[i++] = metadata.ArtistUnicode;
if (!string.IsNullOrEmpty(metadata.Title))
terms[i++] = metadata.Title;
if (!string.IsNullOrEmpty(metadata.TitleUnicode))
terms[i++] = metadata.TitleUnicode;
if (!string.IsNullOrEmpty(metadata.Source))
terms[i++] = metadata.Source;
if (!string.IsNullOrEmpty(metadata.Tags))
terms[i++] = metadata.Tags;
return terms[..i];
}
private static string getVersionString(IBeatmapInfo beatmapInfo) => string.IsNullOrEmpty(beatmapInfo.DifficultyName) ? string.Empty : $"[{beatmapInfo.DifficultyName}]";
}

34
osu.Game/Screens/Select/Carousel/CarouselBeatmap.cs
View File

@ -55,12 +55,31 @@ namespace osu.Game.Screens.Select.Carousel
match &= !criteria.UserStarDifficulty.HasFilter || criteria.UserStarDifficulty.IsInRange(BeatmapInfo.StarRating);
if (match && criteria.SearchTerms.Length > 0)
if (!match)
{
string[] terms = BeatmapInfo.GetSearchableTerms();
Filtered.Value = !match;
return;
}
if (criteria.SearchTerms.Length > 0)
{
var terms = BeatmapInfo.GetSearchableTerms();
foreach (string criteriaTerm in criteria.SearchTerms)
match &= terms.Any(term => term.Contains(criteriaTerm, StringComparison.InvariantCultureIgnoreCase));
{
bool any = false;
// ReSharper disable once LoopCanBeConvertedToQuery
foreach (string term in terms)
{
if (!term.Contains(criteriaTerm, StringComparison.InvariantCultureIgnoreCase)) continue;
any = true;
break;
}
match &= any;
}
// if a match wasn't found via text matching of terms, do a second catch-all check matching against online IDs.
// this should be done after text matching so we can prioritise matching numbers in metadata.
@ -71,8 +90,13 @@ namespace osu.Game.Screens.Select.Carousel
}
}
if (match)
match &= criteria.CollectionBeatmapMD5Hashes?.Contains(BeatmapInfo.MD5Hash) ?? true;
if (!match)
{
Filtered.Value = !match;
return;
}
match &= criteria.CollectionBeatmapMD5Hashes?.Contains(BeatmapInfo.MD5Hash) ?? true;
if (match && criteria.RulesetCriteria != null)
match &= criteria.RulesetCriteria.Matches(BeatmapInfo);