papermc/Spigot-Server-Patches/0513-Ensure-Entity-AABB-s-are-never-invalid.patch
Aikar 64ed429884
(FIRST 1.16.3): Update Paper to 1.16.3
This is a pretty tiny update with very little changed. Recommended to update
from 1.16.2 ASAP as 1.16.2 is now no longer supported.

Plugins should mostly remain working as the NMS revision did not change.
2020-09-10 19:47:58 -04:00

40 lines
2 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Aikar <aikar@aikar.co>
Date: Sun, 10 May 2020 22:12:46 -0400
Subject: [PATCH] Ensure Entity AABB's are never invalid
diff --git a/src/main/java/net/minecraft/server/Entity.java b/src/main/java/net/minecraft/server/Entity.java
index c440b17620adf74e44d73a8a325e68544077f71f..b55e99966c77fd47e2a2a532de6cda561610c2f8 100644
--- a/src/main/java/net/minecraft/server/Entity.java
+++ b/src/main/java/net/minecraft/server/Entity.java
@@ -388,7 +388,7 @@ public abstract class Entity implements INamableTileEntity, ICommandListener, Ke
public void setPosition(double d0, double d1, double d2) {
this.setPositionRaw(d0, d1, d2);
- this.a(this.size.a(d0, d1, d2));
+ //this.a(this.size.a(d0, d1, d2)); // Paper - move into setPositionRaw
if (valid) ((WorldServer) world).chunkCheck(this); // CraftBukkit
}
@@ -2883,6 +2883,7 @@ public abstract class Entity implements INamableTileEntity, ICommandListener, Ke
return new AxisAlignedBB(vec3d, vec3d1);
}
+ public final void setBoundingBox(AxisAlignedBB axisalignedbb) { a(axisalignedbb); } // Paper - OBFHELPER
public void a(AxisAlignedBB axisalignedbb) {
// CraftBukkit start - block invalid bounding boxes
double minX = axisalignedbb.minX,
@@ -3321,6 +3322,12 @@ public abstract class Entity implements INamableTileEntity, ICommandListener, Ke
}
public void setPositionRaw(double d0, double d1, double d2) {
+ // Paper start - never allow AABB to become desynced from position
+ // hanging has its own special logic
+ if (!(this instanceof EntityHanging) && (this.loc.x != d0 || this.loc.y != d1 || this.loc.z != d2)) {
+ this.setBoundingBox(this.size.a(d0, d1, d2));
+ }
+ // Paper end
if (this.loc.x != d0 || this.loc.y != d1 || this.loc.z != d2) {
this.loc = new Vec3D(d0, d1, d2);
int i = MathHelper.floor(d0);