PaperMC/Spigot-Server-Patches/0508-Ensure-Entity-AABB-s-are-never-invalid.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

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 feeb792e3357c14662a2a2dc5c294befd4bdc7c3..23e8de6d059a4976646184bc3a141d38291fadd1 100644
--- a/src/main/java/net/minecraft/server/Entity.java
+++ b/src/main/java/net/minecraft/server/Entity.java
@@ -389,7 +389,7 @@ 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
}
@@ -2904,6 +2904,7 @@ 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,
@@ -3342,6 +3343,12 @@ 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);