using System.Collections.Generic;
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using UnityEngine;
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/// <summary>
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/// WaitForSeconds缓存，避免每次yield时分配GC
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/// 使用方式：yield return WaitForSecondsCache.Get(1f);
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/// </summary>
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public static class WaitForSecondsCache
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{
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private static readonly Dictionary<float, WaitForSeconds> _cache = new Dictionary<float, WaitForSeconds>();
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public static WaitForSeconds Get(float seconds)
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{
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if (!_cache.TryGetValue(seconds, out var wait))
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{
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wait = new WaitForSeconds(seconds);
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_cache[seconds] = wait;
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}
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return wait;
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}
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// 预缓存常用值
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public static readonly WaitForSeconds Wait0_1 = new WaitForSeconds(0.1f);
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public static readonly WaitForSeconds Wait0_5 = new WaitForSeconds(0.5f);
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public static readonly WaitForSeconds Wait1 = new WaitForSeconds(1f);
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public static readonly WaitForSeconds Wait2 = new WaitForSeconds(2f);
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public static readonly WaitForSeconds Wait5 = new WaitForSeconds(5f);
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}
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