MC Utils

== AT ==
public net.minecraft.server.level.ServerChunkCache mainThread
public net.minecraft.server.level.ServerLevel chunkSource
public org.bukkit.craftbukkit.inventory.CraftItemStack handle
public net.minecraft.server.level.ChunkMap getVisibleChunkIfPresent(J)Lnet/minecraft/server/level/ChunkHolder;
public net.minecraft.server.level.ServerChunkCache mainThreadProcessor
public net.minecraft.server.level.ServerChunkCache$MainThreadExecutor
public net.minecraft.world.level.chunk.LevelChunkSection states

paper-server/patches/sources/net/minecraft/world/level/block/state/BlockBehaviour.java.patch

@@ -50,7 +50,33 @@
                  }
  
                  state.spawnAfterBreak(world, pos, ItemStack.EMPTY, flag);
-@@ -1125,9 +1139,15 @@
+@@ -873,12 +887,14 @@
+             }
+         }
+ 
++        protected boolean shapeExceedsCube = true; // Paper - moved from actual method to here
+         public void initCache() {
+             this.fluidState = ((Block) this.owner).getFluidState(this.asState());
+             this.isRandomlyTicking = ((Block) this.owner).isRandomlyTicking(this.asState());
+             if (!this.getBlock().hasDynamicShape()) {
+                 this.cache = new BlockBehaviour.BlockStateBase.Cache(this.asState());
+             }
++            this.shapeExceedsCube = this.cache == null || this.cache.largeCollisionShape; // Paper - moved from actual method to here
+ 
+             this.legacySolid = this.calculateSolid();
+             this.occlusionShape = this.canOcclude ? ((Block) this.owner).getOcclusionShape(this.asState()) : Shapes.empty();
+@@ -945,8 +961,8 @@
+             return this.occlusionShape;
+         }
+ 
+-        public boolean hasLargeCollisionShape() {
+-            return this.cache == null || this.cache.largeCollisionShape;
++        public final boolean hasLargeCollisionShape() { // Paper
++            return this.shapeExceedsCube; // Paper - moved into shape cache init
+         }
+ 
+         public boolean useShapeForLightOcclusion() {
+@@ -1125,9 +1141,15 @@
          }
  
          public void onPlace(Level world, BlockPos pos, BlockState state, boolean notify) {