Paper/Spigot-Server-Patches/0397-Lag-compensate-eating.patch
Riley Park 4e958e229f
We're going on an Adventure! (#4842)
Co-authored-by: Jake Potrebic <jake.m.potrebic@gmail.com>
Co-authored-by: zml <zml@stellardrift.ca>
Co-authored-by: Mariell Hoversholm <proximyst@proximyst.com>
2021-02-21 20:45:33 +01:00

84 lines
3.8 KiB
Diff

From 0000000000000000000000000000000000000000 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 11a1fad5450ec94aeb4b135d7efc72718297c9cd..cfc4422aaaf79a7b198f7991d422f887574f59e0 100644
--- a/src/main/java/net/minecraft/server/EntityLiving.java
+++ b/src/main/java/net/minecraft/server/EntityLiving.java
@@ -120,7 +120,7 @@ public abstract class EntityLiving extends Entity {
private int jumpTicks;
private float bw;
public ItemStack activeItem; // Paper - public
- protected int bd;
+ protected int bd; protected final int getEatTimeTicks() { return this.bd; } protected final void setEatTimeTicks(int value) { this.bd = value; } // Paper - OBFHELPER
protected int be;
private BlockPosition bx;
private Optional<BlockPosition> by;
@@ -3057,6 +3057,11 @@ public abstract class EntityLiving extends Entity {
return ((Byte) this.datawatcher.get(EntityLiving.ag) & 2) > 0 ? EnumHand.OFF_HAND : EnumHand.MAIN_HAND;
}
+ // Paper start - lag compensate eating
+ protected long eatStartTime;
+ protected int totalEatTimeTicks;
+ // Paper end
+
private void t() {
if (this.isHandRaised()) {
if (ItemStack.d(this.b(this.getRaisedHand()), this.activeItem)) {
@@ -3066,7 +3071,12 @@ public abstract class EntityLiving extends Entity {
this.b(this.activeItem, 5);
}
- if (--this.bd == 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.bd == 0 || shouldLagCompensate) && !this.world.isClientSide && !this.activeItem.m()) {
+ this.setEatTimeTicks(0);
+ // Paper end
this.s();
}
} else {
@@ -3116,7 +3126,10 @@ public abstract class EntityLiving extends Entity {
if (!itemstack.isEmpty() && !this.isHandRaised() || forceUpdate) { // Paper use override flag
this.activeItem = itemstack;
- this.bd = itemstack.k();
+ // Paper start - lag compensate eating
+ this.bd = 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);
@@ -3140,7 +3153,10 @@ public abstract class EntityLiving extends Entity {
}
} else if (!this.isHandRaised() && !this.activeItem.isEmpty()) {
this.activeItem = ItemStack.b;
- this.bd = 0;
+ // Paper start - lag compensate eating
+ this.bd = this.totalEatTimeTicks = 0;
+ this.eatStartTime = -1L;
+ // Paper end
}
}
@@ -3268,7 +3284,10 @@ public abstract class EntityLiving extends Entity {
}
this.activeItem = ItemStack.b;
- this.bd = 0;
+ // Paper start - lag compensate eating
+ this.bd = this.totalEatTimeTicks = 0;
+ this.eatStartTime = -1L;
+ // Paper end
}
public boolean isBlocking() {