From cd93e54df38d2f23b04996852b44578e9478abae Mon Sep 17 00:00:00 2001
From: Aikar <aikar@aikar.co>
Date: Sun, 10 May 2020 02:26:21 -0400
Subject: [PATCH] Don't use our modified chunk checks for collision in world
gen
Fixes issues with errors in logs on generating chunks
---
...ptimize-Collision-to-not-load-chunks.patch | 23 +++++++++++--------
...quid-s-Entity-Collision-optimisation.patch | 4 ++--
...me-Streams-usage-in-Entity-Collision.patch | 10 ++++----
3 files changed, 21 insertions(+), 16 deletions(-)
diff --git a/Spigot-Server-Patches/0453-Optimize-Collision-to-not-load-chunks.patch b/Spigot-Server-Patches/0453-Optimize-Collision-to-not-load-chunks.patch
index 14816aecb7..6b6f3c4b70 100644
--- a/Spigot-Server-Patches/0453-Optimize-Collision-to-not-load-chunks.patch
+++ b/Spigot-Server-Patches/0453-Optimize-Collision-to-not-load-chunks.patch
@@ -14,10 +14,10 @@ movement will load only the chunk the player enters anyways and avoids loading
massive amounts of surrounding chunks due to large AABB lookups.
diff --git a/src/main/java/net/minecraft/server/ICollisionAccess.java b/src/main/java/net/minecraft/server/ICollisionAccess.java
-index f851ed11df14fd9aa8017f44d82fb6cfc3bde345..ab88a4f6526f3bae324b53d47581faf384a65ede 100644
+index f851ed11df14fd9aa8017f44d82fb6cfc3bde345..f817aaf17bee97e5023a1373bb774d94e7073be7 100644
--- a/src/main/java/net/minecraft/server/ICollisionAccess.java
+++ b/src/main/java/net/minecraft/server/ICollisionAccess.java
-@@ -83,19 +83,29 @@ public interface ICollisionAccess extends IBlockAccess {
+@@ -83,19 +83,36 @@ public interface ICollisionAccess extends IBlockAccess {
}
while (cursorposition.a()) {
@@ -30,20 +30,25 @@ index f851ed11df14fd9aa8017f44d82fb6cfc3bde345..ab88a4f6526f3bae324b53d47581faf3
int j2 = cursorposition.e();
if (j2 != 3) {
-- int k2 = k1 >> 4;
-- int l2 = i2 >> 4;
++ // Paper start - ensure we don't load chunks
+ int k2 = k1 >> 4;
+ int l2 = i2 >> 4;
- IBlockAccess iblockaccess = ICollisionAccess.this.c(k2, l2);
-
- if (iblockaccess != null) {
- blockposition_mutableblockposition.d(k1, l1, i2);
- IBlockData iblockdata = iblockaccess.getType(blockposition_mutableblockposition);
-+ // Paper start - ensure we don't load chunks
-+ //int k2 = k1 >> 4;
-+ //int l2 = i2 >> 4;
+ boolean far = entity != null && MCUtil.distance(entity.locX(), entity.locY(), entity.locZ(), x, y, z) > 8;
-+ blockposition_mutableblockposition.setValues(x, y, z); // Paper - moved up
++ blockposition_mutableblockposition.setValues(x, y, z);
+
-+ IBlockData iblockdata = !far ? ICollisionAccess.this.getType(blockposition_mutableblockposition) : ICollisionAccess.this.getTypeIfLoaded(blockposition_mutableblockposition);
++ boolean isRegionLimited = ICollisionAccess.this instanceof RegionLimitedWorldAccess;
++ IBlockData iblockdata = !isRegionLimited ? ICollisionAccess.this.getTypeIfLoaded(blockposition_mutableblockposition) : null;
++ if ((isRegionLimited || !far) && iblockdata == null) {
++ IBlockAccess c = ICollisionAccess.this.c(k2, l2);
++ if (c != null) {
++ iblockdata = c.getType(blockposition_mutableblockposition);
++ }
++ }
+ if (iblockdata == null) {
+ if (!(entity instanceof EntityPlayer) || entity.world.paperConfig.preventMovingIntoUnloadedChunks) {
+ VoxelShape voxelshape3 = VoxelShapes.of(far ? entity.getBoundingBox() : new AxisAlignedBB(new BlockPosition(x, y, z)));
diff --git a/Spigot-Server-Patches/0512-Implement-JellySquid-s-Entity-Collision-optimisation.patch b/Spigot-Server-Patches/0512-Implement-JellySquid-s-Entity-Collision-optimisation.patch
index b7ce243b29..ee057e7181 100644
--- a/Spigot-Server-Patches/0512-Implement-JellySquid-s-Entity-Collision-optimisation.patch
+++ b/Spigot-Server-Patches/0512-Implement-JellySquid-s-Entity-Collision-optimisation.patch
@@ -9,10 +9,10 @@ Original code by JellySquid, licensed under GNU Lesser General Public License v3
you can find the original code on https://github.com/jellysquid3/lithium-fabric/tree/1.15.x/fabric (Yarn mappings)
diff --git a/src/main/java/net/minecraft/server/ICollisionAccess.java b/src/main/java/net/minecraft/server/ICollisionAccess.java
-index bdebbaf0b93ae7186b0afb3b2c04fdcf11148121..be4e311eadbd5a3b4d17ec6eb691d3ff0af711ae 100644
+index f817aaf17bee97e5023a1373bb774d94e7073be7..5baae144c598ce6d1c12c292db01d9b25520653e 100644
--- a/src/main/java/net/minecraft/server/ICollisionAccess.java
+++ b/src/main/java/net/minecraft/server/ICollisionAccess.java
-@@ -109,11 +109,24 @@ public interface ICollisionAccess extends IBlockAccess {
+@@ -116,11 +116,24 @@ public interface ICollisionAccess extends IBlockAccess {
if ((j2 != 1 || iblockdata.f()) && (j2 != 2 || iblockdata.getBlock() == Blocks.MOVING_PISTON)) {
VoxelShape voxelshape2 = iblockdata.b((IBlockAccess) ICollisionAccess.this, blockposition_mutableblockposition, voxelshapecollision);
diff --git a/Spigot-Server-Patches/0513-Remove-some-Streams-usage-in-Entity-Collision.patch b/Spigot-Server-Patches/0513-Remove-some-Streams-usage-in-Entity-Collision.patch
index 0f18f491fc..c7191615bf 100644
--- a/Spigot-Server-Patches/0513-Remove-some-Streams-usage-in-Entity-Collision.patch
+++ b/Spigot-Server-Patches/0513-Remove-some-Streams-usage-in-Entity-Collision.patch
@@ -21,7 +21,7 @@ index e865a5694f78fb9273a0625ab2c30b87d0711a90..5648ba73c533f622c35c808decdb305f
default Stream<VoxelShape> b(@Nullable Entity entity, AxisAlignedBB axisalignedbb, Set<Entity> set) {
return IEntityAccess.super.b(entity, axisalignedbb, set);
diff --git a/src/main/java/net/minecraft/server/ICollisionAccess.java b/src/main/java/net/minecraft/server/ICollisionAccess.java
-index 7d9a742224e1694c3d7f1c8dd218598adf6f2767..4fb02328862018e1df12824db5b450333d482b1c 100644
+index 5baae144c598ce6d1c12c292db01d9b25520653e..ab242a82493a78a89bbc0ab9113d10fd61864c02 100644
--- a/src/main/java/net/minecraft/server/ICollisionAccess.java
+++ b/src/main/java/net/minecraft/server/ICollisionAccess.java
@@ -43,18 +43,39 @@ public interface ICollisionAccess extends IBlockAccess {
@@ -94,8 +94,8 @@ index 7d9a742224e1694c3d7f1c8dd218598adf6f2767..4fb02328862018e1df12824db5b45033
}
}
-@@ -98,9 +119,8 @@ public interface ICollisionAccess extends IBlockAccess {
- IBlockData iblockdata = !far ? ICollisionAccess.this.getType(blockposition_mutableblockposition) : ICollisionAccess.this.getTypeIfLoaded(blockposition_mutableblockposition);
+@@ -105,9 +126,8 @@ public interface ICollisionAccess extends IBlockAccess {
+ }
if (iblockdata == null) {
if (!(entity instanceof EntityPlayer) || entity.world.paperConfig.preventMovingIntoUnloadedChunks) {
- VoxelShape voxelshape3 = VoxelShapes.of(far ? entity.getBoundingBox() : new AxisAlignedBB(new BlockPosition(x, y, z)));
@@ -106,7 +106,7 @@ index 7d9a742224e1694c3d7f1c8dd218598adf6f2767..4fb02328862018e1df12824db5b45033
}
} else {
//blockposition_mutableblockposition.d(k1, l1, i2); // moved up
-@@ -117,14 +137,14 @@ public interface ICollisionAccess extends IBlockAccess {
+@@ -124,14 +144,14 @@ public interface ICollisionAccess extends IBlockAccess {
if (voxelshape2 == VoxelShapes.fullCube()) {
if (axisalignedbb.intersects(x, y, z, x + 1.0D, y + 1.0D, z + 1.0D)) {
@@ -125,7 +125,7 @@ index 7d9a742224e1694c3d7f1c8dd218598adf6f2767..4fb02328862018e1df12824db5b45033
}
// Paper end
}
-@@ -133,8 +153,9 @@ public interface ICollisionAccess extends IBlockAccess {
+@@ -140,8 +160,9 @@ public interface ICollisionAccess extends IBlockAccess {
}
}