mirror of
https://github.com/PaperMC/Paper.git
synced 2024-08-30 16:49:42 +02:00
53 lines
2.3 KiB
Diff
53 lines
2.3 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
|
|
From: Andrew Steinborn <git@steinborn.me>
|
|
Date: Mon, 9 Aug 2021 00:38:37 -0400
|
|
Subject: [PATCH] Optimize indirect passenger iteration
|
|
|
|
|
|
diff --git a/src/main/java/net/minecraft/world/entity/Entity.java b/src/main/java/net/minecraft/world/entity/Entity.java
|
|
index 4f1a57c24688d1ae537f5fd1c1649e035f20abfd..b7c0574aa8e3aec3bc13064b59c5f7efb075cf13 100644
|
|
--- a/src/main/java/net/minecraft/world/entity/Entity.java
|
|
+++ b/src/main/java/net/minecraft/world/entity/Entity.java
|
|
@@ -3501,26 +3501,41 @@ public abstract class Entity implements Nameable, EntityAccess, CommandSource, n
|
|
}
|
|
|
|
private Stream<Entity> getIndirectPassengersStream() {
|
|
+ if (this.passengers.isEmpty()) { return Stream.of(); } // Paper
|
|
return this.passengers.stream().flatMap(Entity::getSelfAndPassengers);
|
|
}
|
|
|
|
@Override
|
|
public Stream<Entity> getSelfAndPassengers() {
|
|
+ if (this.passengers.isEmpty()) { return Stream.of(this); } // Paper
|
|
return Stream.concat(Stream.of(this), this.getIndirectPassengersStream());
|
|
}
|
|
|
|
@Override
|
|
public Stream<Entity> getPassengersAndSelf() {
|
|
+ if (this.passengers.isEmpty()) { return Stream.of(this); } // Paper
|
|
return Stream.concat(this.passengers.stream().flatMap(Entity::getPassengersAndSelf), Stream.of(this));
|
|
}
|
|
|
|
public Iterable<Entity> getIndirectPassengers() {
|
|
+ // Paper start - rewrite this method
|
|
+ if (this.passengers.isEmpty()) { return ImmutableList.of(); }
|
|
+ ImmutableList.Builder<Entity> indirectPassengers = ImmutableList.builder();
|
|
+ for (Entity passenger : this.passengers) {
|
|
+ indirectPassengers.add(passenger);
|
|
+ indirectPassengers.addAll(passenger.getIndirectPassengers());
|
|
+ }
|
|
+ return indirectPassengers.build();
|
|
+ }
|
|
+ private Iterable<Entity> getIndirectPassengers_old() {
|
|
+ // Paper end
|
|
return () -> {
|
|
return this.getIndirectPassengersStream().iterator();
|
|
};
|
|
}
|
|
|
|
public boolean hasExactlyOnePlayerPassenger() {
|
|
+ if (this.passengers.isEmpty()) { return false; } // Paper
|
|
return this.getIndirectPassengersStream().filter((entity) -> {
|
|
return entity instanceof Player;
|
|
}).count() == 1L;
|