Paper/Spigot-Server-Patches/0421-Lag-compensate-eating.patch
Aikar 57dd397155
Updated Upstream (Bukkit/CraftBukkit)
Upstream has released updates that appears to apply and compile correctly.
This update has not been tested by PaperMC and as with ANY update, please do your own testing

Bukkit Changes:
b999860d SPIGOT-2304: Add LootGenerateEvent

CraftBukkit Changes:
77fd87e4 SPIGOT-2304: Implement LootGenerateEvent
a1a705ee SPIGOT-5566: Doused campfires & fires should call EntityChangeBlockEvent
41712edd SPIGOT-5707: PersistentDataHolder not Persistent on API dropped Item
2020-05-01 18:03:57 -04:00

88 lines
3.7 KiB
Diff

From 861a006e94de134f1c156428d5afde26df94f0e5 Mon Sep 17 00:00:00 2001
From: Spottedleaf <Spottedleaf@users.noreply.github.com>
Date: Tue, 14 Jan 2020 15:28:28 -0800
Subject: [PATCH] Lag compensate eating
When the server is lagging, players will wait longer when eating.
Change to also use a time check instead if it passes.
diff --git a/src/main/java/net/minecraft/server/EntityLiving.java b/src/main/java/net/minecraft/server/EntityLiving.java
index aada8d3b08..252b3c5929 100644
--- a/src/main/java/net/minecraft/server/EntityLiving.java
+++ b/src/main/java/net/minecraft/server/EntityLiving.java
@@ -113,7 +113,7 @@ public abstract class EntityLiving extends Entity {
private int jumpTicks;
private float bD;
public ItemStack activeItem; // Paper - public
- protected int bl;
+ protected int bl; protected final int getEatTimeTicks() { return this.bl; } protected final void setEatTimeTicks(int value) { this.bl = value; } // Paper - OBFHELPER
protected int bm;
private BlockPosition bE;
private DamageSource bF;
@@ -2847,6 +2847,10 @@ public abstract class EntityLiving extends Entity {
return ((Byte) this.datawatcher.get(EntityLiving.ao) & 2) > 0 ? EnumHand.OFF_HAND : EnumHand.MAIN_HAND;
}
+ // Paper start - lag compensate eating
+ protected long eatStartTime;
+ protected int totalEatTimeTicks;
+ // Paper end
private void o() {
if (this.isHandRaised()) {
if (ItemStack.d(this.b(this.getRaisedHand()), this.activeItem)) {
@@ -2855,7 +2859,14 @@ public abstract class EntityLiving extends Entity {
this.b(this.activeItem, 5);
}
- if (--this.bl == 0 && !this.world.isClientSide && !this.activeItem.m()) {
+
+ // Paper start - lag compensate eating
+ // we add 1 to the expected time to avoid lag compensating when we should not
+ boolean shouldLagCompensate
+ = this.activeItem.getItem().isFood() && this.eatStartTime != -1 && (System.nanoTime() - this.eatStartTime) > ((1 + this.totalEatTimeTicks) * 50 * (1000 * 1000));
+ if ((--this.bl == 0 || shouldLagCompensate) && !this.world.isClientSide && !this.activeItem.m()) {
+ this.setEatTimeTicks(0);
+ // Paper end
this.q();
}
} else {
@@ -2905,7 +2916,10 @@ public abstract class EntityLiving extends Entity {
if (!itemstack.isEmpty() && !this.isHandRaised() || forceUpdate) { // Paper use override flag
this.activeItem = itemstack;
- this.bl = itemstack.k();
+ // Paper start - lag compensate eating
+ this.bl = this.totalEatTimeTicks = itemstack.k();
+ this.eatStartTime = System.nanoTime();
+ // Paper end
if (!this.world.isClientSide) {
this.c(1, true);
this.c(2, enumhand == EnumHand.OFF_HAND);
@@ -2929,7 +2943,10 @@ public abstract class EntityLiving extends Entity {
}
} else if (!this.isHandRaised() && !this.activeItem.isEmpty()) {
this.activeItem = ItemStack.a;
- this.bl = 0;
+ // Paper start - lag compensate eating
+ this.bl = this.totalEatTimeTicks = 0;
+ this.eatStartTime = -1L;
+ // Paper end
}
}
@@ -3051,7 +3068,10 @@ public abstract class EntityLiving extends Entity {
}
this.activeItem = ItemStack.a;
- this.bl = 0;
+ // Paper start - lag compensate eating
+ this.bl = this.totalEatTimeTicks = 0;
+ this.eatStartTime = -1L;
+ // Paper end
}
public boolean isBlocking() {
--
2.26.2