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39 lines
2.4 KiB
Diff
39 lines
2.4 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Warrior <50800980+Warriorrrr@users.noreply.github.com>
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Date: Mon, 7 Aug 2023 12:58:28 +0200
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Subject: [PATCH] Cache map ids on item frames
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diff --git a/src/main/java/net/minecraft/server/level/ServerEntity.java b/src/main/java/net/minecraft/server/level/ServerEntity.java
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index 888cbfaf49aa6d1d1b8cc87cf411a1dd53fbe89d..c2a4fde17673a2bc3133aa0c68608c3da75d5cc5 100644
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--- a/src/main/java/net/minecraft/server/level/ServerEntity.java
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+++ b/src/main/java/net/minecraft/server/level/ServerEntity.java
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@@ -118,7 +118,7 @@ public class ServerEntity {
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ItemStack itemstack = entityitemframe.getItem();
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if (this.level.paperConfig().maps.itemFrameCursorUpdateInterval > 0 && this.tickCount % this.level.paperConfig().maps.itemFrameCursorUpdateInterval == 0 && itemstack.getItem() instanceof MapItem) { // CraftBukkit - Moved this.tickCounter % 10 logic here so item frames do not enter the other blocks // Paper - Make item frame map cursor update interval configurable
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- Integer integer = MapItem.getMapId(itemstack);
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+ Integer integer = entityitemframe.cachedMapId; // Paper - Perf: Cache map ids on item frames
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MapItemSavedData worldmap = MapItem.getSavedData(integer, this.level);
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if (worldmap != null) {
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diff --git a/src/main/java/net/minecraft/world/entity/decoration/ItemFrame.java b/src/main/java/net/minecraft/world/entity/decoration/ItemFrame.java
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index e875196824ef9618a52ca3f172f202d5584990df..c34701f95580e4cf45fe086115563127432a28c5 100644
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--- a/src/main/java/net/minecraft/world/entity/decoration/ItemFrame.java
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+++ b/src/main/java/net/minecraft/world/entity/decoration/ItemFrame.java
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@@ -50,6 +50,7 @@ public class ItemFrame extends HangingEntity {
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public static final int NUM_ROTATIONS = 8;
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public float dropChance;
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public boolean fixed;
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+ public Integer cachedMapId; // Paper - Perf: Cache map ids on item frames
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public ItemFrame(EntityType<? extends ItemFrame> type, Level world) {
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super(type, world);
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@@ -388,6 +389,7 @@ public class ItemFrame extends HangingEntity {
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}
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private void onItemChanged(ItemStack stack) {
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+ this.cachedMapId = MapItem.getMapId(stack); // Paper - Perf: Cache map ids on item frames
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if (!stack.isEmpty() && stack.getFrame() != this) {
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stack.setEntityRepresentation(this);
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}
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