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How long an entity has raised hands to charge an attack or use an item Also aliased isHandsRaised for isChargingAttack in RangedEntity
29 lines
No EOL
1.3 KiB
Diff
29 lines
No EOL
1.3 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Aikar <aikar@aikar.co>
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Date: Wed, 21 Dec 2016 03:48:29 -0500
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Subject: [PATCH] Optimize ItemStack.isEmpty()
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Remove hashMap lookup every check, simplify code to remove ternary
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diff --git a/src/main/java/net/minecraft/server/ItemStack.java b/src/main/java/net/minecraft/server/ItemStack.java
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index 5047a57e9..736686bed 100644
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--- a/src/main/java/net/minecraft/server/ItemStack.java
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+++ b/src/main/java/net/minecraft/server/ItemStack.java
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@@ -0,0 +0,0 @@ public final class ItemStack {
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this.F();
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}
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+ // Paper start - optimize isEmpty
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+ private static Item airItem;
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public boolean isEmpty() {
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- return this == ItemStack.a ? true : (this.item != null && this.item != Item.getItemOf(Blocks.AIR) ? (this.count <= 0 ? true : this.damage < -32768 || this.damage > '\uffff') : true);
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+ if (airItem == null) {
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+ airItem = Item.REGISTRY.get(new MinecraftKey("air"));
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+ }
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+ return this == ItemStack.a || this.item == null || this.item == airItem || (this.count <= 0 || (this.damage < -32768 || this.damage > '\uffff'));
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}
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+ // Paper end
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public static void a(DataConverterManager dataconvertermanager) {
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dataconvertermanager.a(DataConverterTypes.ITEM_INSTANCE, (DataInspector) (new DataInspectorBlockEntity()));
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--
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