Paper/patches/server/0445-Ensure-Entity-AABB-s-are-never-invalid.patch

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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/world/entity/Entity.java b/src/main/java/net/minecraft/world/entity/Entity.java
index a99d0dfeece57204e94b349b385e315a83869bca..e2585356cb8e9d556901a87df4a0b33bf4a5dcf4 100644
--- a/src/main/java/net/minecraft/world/entity/Entity.java
+++ b/src/main/java/net/minecraft/world/entity/Entity.java
2022-03-01 06:43:03 +01:00
@@ -599,8 +599,8 @@ public abstract class Entity implements Nameable, EntityAccess, CommandSource, i
}
public void setPos(double x, double y, double z) {
- this.setPosRaw(x, y, z);
- this.setBoundingBox(this.makeBoundingBox());
+ this.setPosRaw(x, y, z, true); // Paper - force bounding box update
+ // this.setBoundingBox(this.makeBoundingBox()); // Paper - move into setPositionRaw
}
protected AABB makeBoundingBox() {
2022-03-01 06:43:03 +01:00
@@ -3809,6 +3809,11 @@ public abstract class Entity implements Nameable, EntityAccess, CommandSource, i
}
public final void setPosRaw(double x, double y, double z) {
+ // Paper start
+ this.setPosRaw(x, y, z, false);
+ }
+ public final void setPosRaw(double x, double y, double z, boolean forceBoundingBoxUpdate) {
+ // Paper end
if (this.position.x != x || this.position.y != y || this.position.z != z) {
this.position = new Vec3(x, y, z);
int i = Mth.floor(x);
2022-03-01 06:43:03 +01:00
@@ -3831,6 +3836,12 @@ public abstract class Entity implements Nameable, EntityAccess, CommandSource, i
}
}
+ // Paper start - never allow AABB to become desynced from position
+ // hanging has its own special logic
+ if (!(this instanceof net.minecraft.world.entity.decoration.HangingEntity) && (forceBoundingBoxUpdate || this.position.x != x || this.position.y != y || this.position.z != z)) {
+ this.setBoundingBox(this.makeBoundingBox());
+ }
+ // Paper end
}
public void checkDespawn() {}