Paper/patches/server/0962-Don-t-load-chunks-for-supporting-block-checks.patch

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Shane Freeder <theboyetronic@gmail.com>
Date: Wed, 5 Jul 2023 23:11:53 +0100
Subject: [PATCH] Don't load chunks for supporting block checks


diff --git a/src/main/java/net/minecraft/world/entity/Entity.java b/src/main/java/net/minecraft/world/entity/Entity.java
index 2ec75c46f53331442d79ef30b7f8acb317f0143b..ac7f1f317782a6c6ad41614fbe6c25498da63010 100644
--- a/src/main/java/net/minecraft/world/entity/Entity.java
+++ b/src/main/java/net/minecraft/world/entity/Entity.java
@@ -1323,7 +1323,7 @@ public abstract class Entity implements Nameable, EntityAccess, CommandSource {
     }
 
     protected BlockPos getOnPos(float offset) {
-        if (this.mainSupportingBlockPos.isPresent()) {
+        if (this.mainSupportingBlockPos.isPresent() && this.level().getChunkIfLoadedImmediately(this.mainSupportingBlockPos.get()) != null) { // Paper - ensure no loads
             BlockPos blockposition = (BlockPos) this.mainSupportingBlockPos.get();
 
             if (offset <= 1.0E-5F) {
Don't allow for supporting block checks to load chunks I cannot test this due to lack of hardware (took 30 minutes getting paper updated and loaded into IJ on this machine...), however, this is the easiest patch for now. Ideally, some form of distance check would probably be added to improve invalidation of this cache. 2023-07-06 00:13:30 +02:00			`From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001`
			`From: Shane Freeder <theboyetronic@gmail.com>`
			`Date: Wed, 5 Jul 2023 23:11:53 +0100`
			`Subject: [PATCH] Don't load chunks for supporting block checks`


			`diff --git a/src/main/java/net/minecraft/world/entity/Entity.java b/src/main/java/net/minecraft/world/entity/Entity.java`
Port patches from folia dev/optimisations 2023-09-23 00:54:36 +02:00			`index 2ec75c46f53331442d79ef30b7f8acb317f0143b..ac7f1f317782a6c6ad41614fbe6c25498da63010 100644`
Don't allow for supporting block checks to load chunks I cannot test this due to lack of hardware (took 30 minutes getting paper updated and loaded into IJ on this machine...), however, this is the easiest patch for now. Ideally, some form of distance check would probably be added to improve invalidation of this cache. 2023-07-06 00:13:30 +02:00			`--- a/src/main/java/net/minecraft/world/entity/Entity.java`
			`+++ b/src/main/java/net/minecraft/world/entity/Entity.java`
Add some patches, fix compile 2023-09-23 00:33:14 +02:00			`@@ -1323,7 +1323,7 @@ public abstract class Entity implements Nameable, EntityAccess, CommandSource {`
Don't allow for supporting block checks to load chunks I cannot test this due to lack of hardware (took 30 minutes getting paper updated and loaded into IJ on this machine...), however, this is the easiest patch for now. Ideally, some form of distance check would probably be added to improve invalidation of this cache. 2023-07-06 00:13:30 +02:00			`}`

			`protected BlockPos getOnPos(float offset) {`
			`- if (this.mainSupportingBlockPos.isPresent()) {`
			`+ if (this.mainSupportingBlockPos.isPresent() && this.level().getChunkIfLoadedImmediately(this.mainSupportingBlockPos.get()) != null) { // Paper - ensure no loads`
			`BlockPos blockposition = (BlockPos) this.mainSupportingBlockPos.get();`

			`if (offset <= 1.0E-5F) {`