PaperMC/patches/server/0073-handle-NaN-health-absorb-values-and-repair-bad-data.patch
Jake Potrebic 41e6f20420
Updated Upstream (Bukkit/CraftBukkit) (#9342)
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

Bukkit Changes:
fdff0cd4 PR-869: Add Enderman#teleport and Enderman#teleportTowards
dfd86ee7 Improve sendSignChange and related documentation
beced2b2 PR-867: Add Player#sendBlockUpdate to send tile entity updates

CraftBukkit Changes:
ad6d0cffb SPIGOT-7394: Fix another issue with sendSignChange
66c5ce4c7 SPIGOT-7391: Preserve vanilla sign json where not modified by event
ae3824f94 PR-1204: Add Enderman#teleport and Enderman#teleportTowards
5863a2eae Fix sendSignChange not working
4a7eadc97 PR-1201: Add Player#sendBlockUpdate to send tile entity updates
789324e30 Work around issue placing decorated pots
2023-06-16 11:28:31 +01:00

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 1238da8b035a0b0dd3d00557ca0de7a82f5fdf53..5e40ee2695b7ed50fddc0e8226f0b1b4879cd510 100644
--- a/src/main/java/net/minecraft/world/entity/LivingEntity.java
+++ b/src/main/java/net/minecraft/world/entity/LivingEntity.java
@@ -795,7 +795,13 @@ 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));
}
@@ -1313,6 +1319,10 @@ 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();
@@ -3482,7 +3492,7 @@ 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 cc62d67e60f5f6ee313d4e20a6f206fec8545df1..ae9467c7de52d9214443f36540d3069c67e98441 100644
--- a/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
+++ b/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
@@ -2092,6 +2092,7 @@ public class CraftPlayer extends CraftHumanEntity implements Player {
}
public void setRealHealth(double health) {
+ if (Double.isNaN(health)) {return;} // Paper
this.health = health;
}