Performance Fish

2022-10-24 18:24:02 +02:00
parent 594b32b4ef
commit 2efa8e466c
69 changed files with 9147 additions and 3 deletions
@@ -0,0 +1,218 @@
+// Copyright (c) 2022 bradson
+// This Source Code Form is subject to the terms of the Mozilla Public
+// License, v. 2.0. If a copy of the MPL was not distributed with this
+// file, You can obtain one at https://mozilla.org/MPL/2.0/.
+
+namespace PerformanceFish.Cache;
+public static class ByReferenceRefreshable<T_first, T_result>
+	where T_first : notnull
+	where T_result : IIsRefreshable<T_first, T_result>
+{
+	private static Dictionary<T_first, T_result> _get = new();
+	[ThreadStatic]
+	private static Dictionary<T_first, T_result>? _getThreadStatic;
+
+	public static Dictionary<T_first, T_result> Get
+		=> /*UnityData.IsInMainThread ? _get
+		:*/ _getThreadStatic ??= Utility.AddNew<Dictionary<T_first, T_result>>();
+
+	public static Dictionary<T_first, T_result> GetDirectly => _get;
+
+	static ByReferenceRefreshable() => Utility.All.Add(_get);
+
+	[MethodImpl(MethodImplOptions.AggressiveInlining)]
+	public static ref T_result GetValue(T_first key)
+	{
+		ref var cache = ref Get.TryGetReferenceUnsafe(key);
+
+		if (Unsafe.IsNullRef(ref cache))
+		{
+			Get[key] = Reflection.New<T_result>();
+			cache = ref Get.GetReference(key)!;
+			goto RefreshCache;
+		}
+
+		if (!cache.ShouldRefreshNow)
+			return ref cache!;
+
+	RefreshCache:
+		cache.ShouldRefreshNow = false;
+		Get[key] = cache.SetNewValue(key);
+
+		return ref cache!;
+	}
+
+	[MethodImpl(MethodImplOptions.AggressiveInlining)]
+	public static bool TryGetValue(T_first key, out T_result value)
+		=> Get.TryGetValue(key, out value)
+		&& !value.ShouldRefreshNow;
+
+	public static T_result GetValueAndRefreshNow(T_first key)
+	{
+		var cache = Get.TryGetValue(key);
+		cache ??= Reflection.New<T_result>();
+		cache.ShouldRefreshNow = false;
+		Get[key] = cache.SetNewValue(key);
+		return cache;
+	}
+}
+
+public struct ByReferenceRefreshable<T_first, T_second, T_result> : IEquatable<ByReferenceRefreshable<T_first, T_second, T_result>>
+	where T_first : notnull where T_second : notnull
+	where T_result : IIsRefreshable<ByReferenceRefreshable<T_first, T_second, T_result>, T_result>
+{
+	internal ByReference<T_first, T_second, T_result> _innerValue;
+
+	private static Dictionary<ByReferenceRefreshable<T_first, T_second, T_result>, T_result> _get = new();
+	[ThreadStatic]
+	private static Dictionary<ByReferenceRefreshable<T_first, T_second, T_result>, T_result>? _getThreadStatic;
+
+	public static Dictionary<ByReferenceRefreshable<T_first, T_second, T_result>, T_result> Get
+		=> /*UnityData.IsInMainThread ? _get
+		:*/ _getThreadStatic ??= Utility.AddNew<Dictionary<ByReferenceRefreshable<T_first, T_second, T_result>, T_result>>();
+
+	public static Dictionary<ByReferenceRefreshable<T_first, T_second, T_result>, T_result> GetDirectly => _get;
+
+	static ByReferenceRefreshable() => Utility.All.Add(_get);
+
+	[MethodImpl(MethodImplOptions.AggressiveInlining)]
+	public static unsafe ref T_result GetValue(ref ByReferenceRefreshable<T_first, T_second, T_result> key)
+	{
+		// CS8347 without this crap
+		ref var cache = ref Unsafe.AsRef<T_result>(Unsafe.AsPointer(ref Get.TryGetReferenceUnsafe(ref key)));
+
+		if (Unsafe.IsNullRef(ref cache))
+		{
+			Get[key] = Reflection.New<T_result>();
+			cache = ref Unsafe.AsRef<T_result>(Unsafe.AsPointer(ref Get.TryGetReferenceUnsafe(ref key)))!;
+			goto RefreshCache;
+		}
+
+		if (!cache.ShouldRefreshNow)
+			return ref cache!;
+
+	RefreshCache:
+		cache.ShouldRefreshNow = false;
+		Get[key] = cache.SetNewValue(key);
+
+		return ref cache!;
+	}
+
+	[MethodImpl(MethodImplOptions.AggressiveInlining)]
+	public static bool TryGetValue(ByReferenceRefreshable<T_first, T_second, T_result> key, out T_result value)
+		=> Get.TryGetValue(key, out value)
+		&& !value.ShouldRefreshNow;
+
+	public static T_result GetValueAndRefreshNow(ByReferenceRefreshable<T_first, T_second, T_result> key)
+	{
+		var cache = Get.TryGetValue(ref key);
+		cache ??= Reflection.New<T_result>();
+		cache.ShouldRefreshNow = false;
+		Get[key] = cache.SetNewValue(key);
+		return cache;
+	}
+
+	public ByReferenceRefreshable(T_first first, T_second second) => _innerValue = new(first, second);
+
+	public T_first First => _innerValue.First;
+
+	public T_second Second => _innerValue.Second;
+
+	[MethodImpl(MethodImplOptions.AggressiveInlining)]
+	public bool Equals(ByReferenceRefreshable<T_first, T_second, T_result> other)
+		=> _innerValue.Equals(other._innerValue);
+
+	[MethodImpl(MethodImplOptions.AggressiveInlining)]
+	public override int GetHashCode() => _innerValue.GetHashCode();
+
+	[MethodImpl(MethodImplOptions.AggressiveInlining)]
+	public override bool Equals(object obj)
+		=> obj is ByReferenceRefreshable<T_first, T_second, T_result> cache
+		&& Equals(cache);
+
+	public static bool operator ==(ByReferenceRefreshable<T_first, T_second, T_result> left, ByReferenceRefreshable<T_first, T_second, T_result> right)
+		=> left.Equals(right);
+
+	public static bool operator !=(ByReferenceRefreshable<T_first, T_second, T_result> left, ByReferenceRefreshable<T_first, T_second, T_result> right)
+		=> !(left == right);
+}
+
+public struct ByReferenceRefreshable<T_first, T_second, T_third, T_result> : IEquatable<ByReferenceRefreshable<T_first, T_second, T_third, T_result>>
+	where T_first : notnull where T_second : notnull where T_third : notnull
+	where T_result : IIsRefreshable<ByReferenceRefreshable<T_first, T_second, T_third, T_result>, T_result>
+{
+	private ByReference<T_first, T_second, T_third, T_result> _innerValue;
+
+	private static Dictionary<ByReferenceRefreshable<T_first, T_second, T_third, T_result>, T_result> _get = new();
+	[ThreadStatic]
+	private static Dictionary<ByReferenceRefreshable<T_first, T_second, T_third, T_result>, T_result>? _getThreadStatic;
+
+	public static Dictionary<ByReferenceRefreshable<T_first, T_second, T_third, T_result>, T_result> Get
+		=> /*UnityData.IsInMainThread ? _get
+		:*/ _getThreadStatic ??= Utility.AddNew<Dictionary<ByReferenceRefreshable<T_first, T_second, T_third, T_result>, T_result>>();
+
+	public static Dictionary<ByReferenceRefreshable<T_first, T_second, T_third, T_result>, T_result> GetDirectly => _get;
+
+	static ByReferenceRefreshable() => Utility.All.Add(_get);
+
+	[MethodImpl(MethodImplOptions.AggressiveInlining)]
+	public static unsafe ref T_result GetValue(ref ByReferenceRefreshable<T_first, T_second, T_third, T_result> key)
+	{
+		ref var cache = ref Unsafe.AsRef<T_result>(Unsafe.AsPointer(ref Get.TryGetReferenceUnsafe(ref key)));
+
+		if (Unsafe.IsNullRef(ref cache))
+		{
+			Get[key] = Activator.CreateInstance<T_result>();
+			cache = ref Unsafe.AsRef<T_result>(Unsafe.AsPointer(ref Get.TryGetReferenceUnsafe(ref key)))!;
+			goto RefreshCache;
+		}
+
+		if (!cache.ShouldRefreshNow)
+			return ref cache!;
+
+	RefreshCache:
+		cache.ShouldRefreshNow = false;
+		Get[key] = cache.SetNewValue(key);
+
+		return ref cache!;
+	}
+
+	[MethodImpl(MethodImplOptions.AggressiveInlining)]
+	public static bool TryGetValue(ByReferenceRefreshable<T_first, T_second, T_third, T_result> key, out T_result value)
+		=> Get.TryGetValue(key, out value)
+		&& !value.ShouldRefreshNow;
+
+	public static T_result GetValueAndRefreshNow(ByReferenceRefreshable<T_first, T_second, T_third, T_result> key)
+	{
+		var cache = Get.TryGetValue(ref key);
+		cache ??= Activator.CreateInstance<T_result>();
+		cache.ShouldRefreshNow = false;
+		Get[key] = cache.SetNewValue(key);
+		return cache;
+	}
+
+	public ByReferenceRefreshable(T_first first, T_second second, T_third third)
+		=> _innerValue = new(first, second, third);
+
+	public T_first First => _innerValue.First;
+	public T_second Second => _innerValue.Second;
+	public T_third Third => _innerValue.Third;
+
+	[MethodImpl(MethodImplOptions.AggressiveInlining)]
+	public bool Equals(ByReferenceRefreshable<T_first, T_second, T_third, T_result> other)
+		=> _innerValue.Equals(other._innerValue);
+
+	[MethodImpl(MethodImplOptions.AggressiveInlining)]
+	public override int GetHashCode() => _innerValue.GetHashCode();
+
+	[MethodImpl(MethodImplOptions.AggressiveInlining)]
+	public override bool Equals(object obj)
+		=> obj is ByReferenceRefreshable<T_first, T_second, T_third, T_result> cache
+		&& Equals(cache);
+
+	public static bool operator ==(ByReferenceRefreshable<T_first, T_second, T_third, T_result> left, ByReferenceRefreshable<T_first, T_second, T_third, T_result> right)
+		=> left.Equals(right);
+
+	public static bool operator !=(ByReferenceRefreshable<T_first, T_second, T_third, T_result> left, ByReferenceRefreshable<T_first, T_second, T_third, T_result> right)
+		=> !(left == right);
+}