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Merge pull request #14674 from peppy/cache-setting-source

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Cache reflection portion of `SettingSource` lookups
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Dan Balasescu 2021-09-09 17:05:03 +09:00 committed by GitHub
commit e3dacca834
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2 changed files with 57 additions and 1 deletions
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43
osu.Game.Benchmarks/BenchmarkRuleset.cs Normal file
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@ -0,0 +1,43 @@
// 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 BenchmarkDotNet.Attributes;
using BenchmarkDotNet.Engines;
using osu.Game.Online.API;
using osu.Game.Rulesets.Osu;
namespace osu.Game.Benchmarks
{
public class BenchmarkRuleset : BenchmarkTest
{
private OsuRuleset ruleset;
private APIMod apiModDoubleTime;
private APIMod apiModDifficultyAdjust;
public override void SetUp()
{
base.SetUp();
ruleset = new OsuRuleset();
apiModDoubleTime = new APIMod { Acronym = "DT" };
apiModDifficultyAdjust = new APIMod { Acronym = "DA" };
}
[Benchmark]
public void BenchmarkToModDoubleTime()
{
apiModDoubleTime.ToMod(ruleset);
}
[Benchmark]
public void BenchmarkToModDifficultyAdjust()
{
apiModDifficultyAdjust.ToMod(ruleset);
}
[Benchmark]
public void BenchmarkGetAllMods()
{
ruleset.GetAllMods().Consume(new Consumer());
}
}
}

15
osu.Game/Configuration/SettingSourceAttribute.cs
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@ -4,6 +4,7 @@
#nullable enable
using System;
using System.Collections.Concurrent;
using System.Collections.Generic;
using System.Linq;
using System.Reflection;
@ -167,9 +168,21 @@ namespace osu.Game.Configuration
}
}
private static readonly ConcurrentDictionary<Type, (SettingSourceAttribute, PropertyInfo)[]> property_info_cache = new ConcurrentDictionary<Type, (SettingSourceAttribute, PropertyInfo)[]>();
public static IEnumerable<(SettingSourceAttribute, PropertyInfo)> GetSettingsSourceProperties(this object obj)
{
foreach (var property in obj.GetType().GetProperties(BindingFlags.GetProperty | BindingFlags.Public | BindingFlags.Instance))
var type = obj.GetType();
if (!property_info_cache.TryGetValue(type, out var properties))
property_info_cache[type] = properties = getSettingsSourceProperties(type).ToArray();
return properties;
}
private static IEnumerable<(SettingSourceAttribute, PropertyInfo)> getSettingsSourceProperties(Type type)
{
foreach (var property in type.GetProperties(BindingFlags.GetProperty | BindingFlags.Public | BindingFlags.Instance))
{
var attr = property.GetCustomAttribute<SettingSourceAttribute>(true);