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Allow off-region access to entities not added to world

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This should allow worldgen threads to interact with the entity.

Fixes https://github.com/PaperMC/Folia/issues/204
This commit is contained in:
Spottedleaf 2024-03-24 14:14:51 -07:00
parent b843a3512d
commit 3a91a4a5cf
1 changed files with 15 additions and 3 deletions
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18
patches/server/0003-Threaded-Regions.patch
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@ -8896,7 +8896,7 @@ index e028353e0261310afc42ca0454b723d9f1ffc131..08d282400644be5949f28eb879b333cc
* Converts an NMS entity's current location to a Bukkit Location
* @param entity
diff --git a/src/main/java/io/papermc/paper/util/TickThread.java b/src/main/java/io/papermc/paper/util/TickThread.java
index bdaf062f9b66ceab303a0807eca301342886a8ea..61fc8d4a52d6fb29b09eefd7b0fa880c0cf97849 100644
index bdaf062f9b66ceab303a0807eca301342886a8ea..906f1c9e619a924c622acc76652a4569305edc8d 100644
--- a/src/main/java/io/papermc/paper/util/TickThread.java
+++ b/src/main/java/io/papermc/paper/util/TickThread.java
@@ -1,5 +1,11 @@
@ -8911,7 +8911,7 @@ index bdaf062f9b66ceab303a0807eca301342886a8ea..61fc8d4a52d6fb29b09eefd7b0fa880c
import net.minecraft.core.BlockPos;
import net.minecraft.server.MinecraftServer;
import net.minecraft.server.level.ServerLevel;
@@ -114,46 +120,137 @@ public class TickThread extends Thread {
@@ -114,46 +120,149 @@ public class TickThread extends Thread {
}
public static boolean isShutdownThread() {
@ -9036,7 +9036,19 @@ index bdaf062f9b66ceab303a0807eca301342886a8ea..61fc8d4a52d6fb29b09eefd7b0fa880c
+ return false;
+ }
+ }
+ return isShutdownThread();
+ if (isShutdownThread()) {
+ return true;
+ }
+ if (entity instanceof ServerPlayer serverPlayer) {
+ // off-main access to server player is never ok, server player is owned by one of global context or region context always
+ return false;
+ }
+ // only own entities that have not yet been added to the world
+
+ // if the entity is removed, then it was in the world previously - which means that a region containing its location
+ // owns it
+ // if the entity has a callback, then it is contained in a world
+ return entity.hasNullCallback() && !entity.isRemoved();
+ }
+
+ final Level level = entity.level();