PaperMC/patches/server/0073-handle-NaN-health-absorb-values-and-repair-bad-data.patch
Jake Potrebic fbf74ba0ac
Updated Upstream (CraftBukkit) (#9053)
Upstream has released updates that appear to apply and compile correctly.
This update has not been tested by PaperMC and as with ANY update, please do your own testing

CraftBukkit Changes:
f92c94517 SPIGOT-7310: PlayerToggleSneakEvent is not called when a player sneaks while riding an entity
b5714184d SPIGOT-7316: Cancelling EntityUnmountEvent does not stop the all effects of the unmounting
e237f8c88 SPIGOT-7312: Entity#setVisibleByDefault on player causes skin reset on this player client
2023-03-26 13:29:41 -07:00

57 lines
2.7 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Aikar <aikar@aikar.co>
Date: Sun, 27 Sep 2015 01:18:02 -0400
Subject: [PATCH] handle NaN health/absorb values and repair bad data
diff --git a/src/main/java/net/minecraft/world/entity/LivingEntity.java b/src/main/java/net/minecraft/world/entity/LivingEntity.java
index 9936fb67766dedba71b582316dd2bddd6567c342..2f161145789890fcd9bfd893b099f25a53c61034 100644
--- a/src/main/java/net/minecraft/world/entity/LivingEntity.java
+++ b/src/main/java/net/minecraft/world/entity/LivingEntity.java
@@ -777,7 +777,13 @@ public abstract class LivingEntity extends Entity implements Attackable {
@Override
public void readAdditionalSaveData(CompoundTag nbt) {
- this.setAbsorptionAmount(nbt.getFloat("AbsorptionAmount"));
+ // Paper start - jvm keeps optimizing the setter
+ float absorptionAmount = nbt.getFloat("AbsorptionAmount");
+ if (Float.isNaN(absorptionAmount)) {
+ absorptionAmount = 0;
+ }
+ this.setAbsorptionAmount(absorptionAmount);
+ // Paper end
if (nbt.contains("Attributes", 9) && this.level != null && !this.level.isClientSide) {
this.getAttributes().load(nbt.getList("Attributes", 10));
}
@@ -1264,6 +1270,10 @@ public abstract class LivingEntity extends Entity implements Attackable {
}
public void setHealth(float health) {
+ // Paper start
+ if (Float.isNaN(health)) { health = getMaxHealth(); if (this.valid) {
+ System.err.println("[NAN-HEALTH] " + getScoreboardName() + " had NaN health set");
+ } } // Paper end
// CraftBukkit start - Handle scaled health
if (this instanceof ServerPlayer) {
org.bukkit.craftbukkit.entity.CraftPlayer player = ((ServerPlayer) this).getBukkitEntity();
@@ -3432,7 +3442,7 @@ public abstract class LivingEntity extends Entity implements Attackable {
}
public void setAbsorptionAmount(float amount) {
- if (amount < 0.0F) {
+ if (amount < 0.0F || Float.isNaN(amount)) { // Paper
amount = 0.0F;
}
diff --git a/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java b/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
index e46023675573e42e6bd510ddaa4bfc470536136f..814bcc343fc2568844dd8da1f328fbae8b09f592 100644
--- a/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
+++ b/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
@@ -2125,6 +2125,7 @@ public class CraftPlayer extends CraftHumanEntity implements Player {
}
public void setRealHealth(double health) {
+ if (Double.isNaN(health)) {return;} // Paper
this.health = health;
}