diff --git a/patches/server/0997-Cache-map-ids-on-item-frames.patch b/patches/server/0997-Cache-map-ids-on-item-frames.patch new file mode 100644 index 000000000..f6f5cfcbd --- /dev/null +++ b/patches/server/0997-Cache-map-ids-on-item-frames.patch @@ -0,0 +1,39 @@ +From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001 +From: Warrior <50800980+Warriorrrr@users.noreply.github.com> +Date: Mon, 7 Aug 2023 12:58:28 +0200 +Subject: [PATCH] Cache map ids on item frames + + +diff --git a/src/main/java/net/minecraft/server/level/ServerEntity.java b/src/main/java/net/minecraft/server/level/ServerEntity.java +index d934d07ad761319f338d4386536f68fde211c041..196280f54e397c69d32bd4d1f6ae666efdd93773 100644 +--- a/src/main/java/net/minecraft/server/level/ServerEntity.java ++++ b/src/main/java/net/minecraft/server/level/ServerEntity.java +@@ -115,7 +115,7 @@ public class ServerEntity { + ItemStack itemstack = entityitemframe.getItem(); + + 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 +- Integer integer = MapItem.getMapId(itemstack); ++ Integer integer = entityitemframe.cachedMapId; // Paper + MapItemSavedData worldmap = MapItem.getSavedData(integer, this.level); + + if (worldmap != null) { +diff --git a/src/main/java/net/minecraft/world/entity/decoration/ItemFrame.java b/src/main/java/net/minecraft/world/entity/decoration/ItemFrame.java +index dcf245387f59ce730cb2cfb5fc0e837a20d3dfe5..759ecd79534a7706f7d4a63eb9dacbefcfe54674 100644 +--- a/src/main/java/net/minecraft/world/entity/decoration/ItemFrame.java ++++ b/src/main/java/net/minecraft/world/entity/decoration/ItemFrame.java +@@ -50,6 +50,7 @@ public class ItemFrame extends HangingEntity { + public static final int NUM_ROTATIONS = 8; + public float dropChance; + public boolean fixed; ++ public Integer cachedMapId; // Paper + + public ItemFrame(EntityType type, Level world) { + super(type, world); +@@ -393,6 +394,7 @@ public class ItemFrame extends HangingEntity { + } + + private void onItemChanged(ItemStack stack) { ++ this.cachedMapId = MapItem.getMapId(stack); // Paper + if (!stack.isEmpty() && stack.getFrame() != this) { + stack.setEntityRepresentation(this); + }