From 3c4a02ed339a4850b1cad469cf494fa187ee6b86 Mon Sep 17 00:00:00 2001
From: Thinkofdeath <thinkofdeath@spigotmc.org>
Date: Tue, 2 Dec 2014 17:53:34 +0000
Subject: Filter invalid bounding boxes for entities

This should prevent issues caused by broken horses
---
 nms-patches/Entity.patch      | 34 ++++++++++++++++++++++++++++++++--
 nms-patches/EntityHorse.patch | 29 +++++++----------------------
 2 files changed, 39 insertions(+), 24 deletions(-)

diff --git a/nms-patches/Entity.patch b/nms-patches/Entity.patch
index 4fcd6b44..2e5bc544 100644
--- a/nms-patches/Entity.patch
+++ b/nms-patches/Entity.patch
@@ -1,5 +1,5 @@
---- ../work/decompile-8eb82bde//net/minecraft/server/Entity.java	2014-11-28 17:43:43.117707435 +0000
-+++ src/main/java/net/minecraft/server/Entity.java	2014-11-28 17:38:18.000000000 +0000
+--- ../work/decompile-8eb82bde//net/minecraft/server/Entity.java	2014-12-02 17:53:23.077821724 +0000
++++ src/main/java/net/minecraft/server/Entity.java	2014-12-02 17:52:52.025822413 +0000
 @@ -6,8 +6,40 @@
  import java.util.UUID;
  import java.util.concurrent.Callable;
@@ -576,3 +576,33 @@
              }
  
              this.dead = true;
+@@ -1680,8 +2042,27 @@
+         return this.boundingBox;
+     }
+ 
+-    public void a(AxisAlignedBB axisalignedbb) {
+-        this.boundingBox = axisalignedbb;
++    public void a(AxisAlignedBB axisalignedbb) { 
++        // CraftBukkit start - block invalid bounding boxes
++        double a = axisalignedbb.a,
++                b = axisalignedbb.b,
++                c = axisalignedbb.c,
++                d = axisalignedbb.d,
++                e = axisalignedbb.e,
++                f = axisalignedbb.f;
++        double len = axisalignedbb.d - axisalignedbb.a;
++        if (len < 0) d = a;
++        if (len > 64) d = a + 64.0;
++
++        len = axisalignedbb.e - axisalignedbb.b;
++        if (len < 0) e = b;
++        if (len > 64) e = b + 64.0;
++
++        len = axisalignedbb.f - axisalignedbb.c;
++        if (len < 0) f = c;
++        if (len > 64) f = c + 64.0;
++        this.boundingBox = new AxisAlignedBB(a, b, c, d, e, f);
++        // CraftBukkit end
+     }
+ 
+     public float getHeadHeight() {
diff --git a/nms-patches/EntityHorse.patch b/nms-patches/EntityHorse.patch
index c5901a7a..048f5af2 100644
--- a/nms-patches/EntityHorse.patch
+++ b/nms-patches/EntityHorse.patch
@@ -1,5 +1,5 @@
---- ../work/decompile-8eb82bde//net/minecraft/server/EntityHorse.java	Sun Nov 30 18:01:41 2014
-+++ src/main/java/net/minecraft/server/EntityHorse.java	Sun Nov 30 18:00:23 2014
+--- ../work/decompile-8eb82bde//net/minecraft/server/EntityHorse.java	2014-12-02 17:52:23.625823043 +0000
++++ src/main/java/net/minecraft/server/EntityHorse.java	2014-12-02 17:51:30.837824215 +0000
 @@ -4,6 +4,8 @@
  import java.util.Iterator;
  import java.util.List;
@@ -61,12 +61,12 @@
          }
 +        // CraftBukkit end */
 +    }
-+
+ 
 +    // CraftBukkit start - Add method
 +    @Override
 +    protected void dropDeathLoot(boolean flag, int i) {
 +        super.dropDeathLoot(flag, i);
- 
++
 +        // Moved from die method above
 +        if (!this.world.isStatic) {
 +            this.dropChest();
@@ -85,22 +85,7 @@
              }
  
              if (!this.cw() && this.passenger == null && this.random.nextInt(300) == 0 && this.world.getType(new BlockPosition(MathHelper.floor(this.locX), MathHelper.floor(this.locY) - 1, MathHelper.floor(this.locZ))).getBlock() == Blocks.GRASS) {
-@@ -730,6 +746,14 @@
-     }
- 
-     public void s_() {
-+        // CraftBukkit start - Remove out of bounds horses, fixes an vanilla bug
-+        if ( this.locY < -600 ) {
-+            world.removeEntity(this);
-+            MinecraftServer.getLogger().warn("Removed oob horse. Prevented a crash for Horse @ " + this.locX + ", " + this.locY + ", " + this.locZ);
-+            return;
-+        }
-+        // CraftBukkit end
-+
-         super.s_();
-         if (this.world.isStatic && this.datawatcher.a()) {
-             this.datawatcher.e();
-@@ -949,6 +973,7 @@
+@@ -949,6 +965,7 @@
          nbttagcompound.setInt("Temper", this.getTemper());
          nbttagcompound.setBoolean("Tame", this.isTame());
          nbttagcompound.setString("OwnerUUID", this.getOwnerUUID());
@@ -108,7 +93,7 @@
          if (this.hasChest()) {
              NBTTagList nbttaglist = new NBTTagList();
  
-@@ -1001,6 +1026,12 @@
+@@ -1001,6 +1018,12 @@
              this.setOwnerUUID(s);
          }
  
@@ -121,7 +106,7 @@
          AttributeInstance attributeinstance = this.getAttributeMap().a("Speed");
  
          if (attributeinstance != null) {
-@@ -1166,18 +1197,25 @@
+@@ -1166,18 +1189,25 @@
  
      public void v(int i) {
          if (this.cE()) {
-- 
cgit v1.2.3