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-rw-r--r--patches/server/0572-Optimize-entity-tracker-passenger-checks.patch19
1 files changed, 19 insertions, 0 deletions
diff --git a/patches/server/0572-Optimize-entity-tracker-passenger-checks.patch b/patches/server/0572-Optimize-entity-tracker-passenger-checks.patch
new file mode 100644
index 0000000000..0dd7d25ba3
--- /dev/null
+++ b/patches/server/0572-Optimize-entity-tracker-passenger-checks.patch
@@ -0,0 +1,19 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: Andrew Steinborn <[email protected]>
+Date: Sun, 8 Aug 2021 00:52:54 -0400
+Subject: [PATCH] Optimize entity tracker passenger checks
+
+
+diff --git a/src/main/java/net/minecraft/server/level/ServerEntity.java b/src/main/java/net/minecraft/server/level/ServerEntity.java
+index 9f04dc7817909d81f387b03bfc57d2d9a1d63478..7e8a43ea1b32f444fb66e270a5f6b48bf7bcd2a0 100644
+--- a/src/main/java/net/minecraft/server/level/ServerEntity.java
++++ b/src/main/java/net/minecraft/server/level/ServerEntity.java
+@@ -71,7 +71,7 @@ public class ServerEntity {
+ private Vec3 lastSentMovement;
+ private int tickCount;
+ private int teleportDelay;
+- private List<Entity> lastPassengers = Collections.emptyList();
++ private List<Entity> lastPassengers = com.google.common.collect.ImmutableList.of(); // Paper - optimize passenger checks
+ private boolean wasRiding;
+ private boolean wasOnGround;
+ @Nullable