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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 da2b5bfd3966ded2d5dde0d65646583576a088c5..c50b89ee8f16821923933025bf19243771dd1604 100644
--- a/src/main/java/net/minecraft/world/entity/Entity.java
+++ b/src/main/java/net/minecraft/world/entity/Entity.java
@@ -66,6 +66,7 @@ import net.minecraft.world.INamableTileEntity;
import net.minecraft.world.damagesource.DamageSource;
import net.minecraft.world.entity.animal.EntityAnimal;
import net.minecraft.world.entity.animal.EntityFish;
+import net.minecraft.world.entity.decoration.EntityHanging;
import net.minecraft.world.entity.item.EntityItem;
import net.minecraft.world.entity.player.EntityHuman;
import net.minecraft.world.entity.vehicle.EntityBoat;
@@ -479,7 +480,7 @@ public abstract class Entity implements INamableTileEntity, ICommandListener, ne
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
}
@@ -2994,6 +2995,7 @@ public abstract class Entity implements INamableTileEntity, ICommandListener, ne
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,
@@ -3432,6 +3434,12 @@ public abstract class Entity implements INamableTileEntity, ICommandListener, ne
}
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);
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