chore: update linear format from v1 to v2

Cargo.lock

@@ -3051,6 +3051,7 @@ dependencies = [
  "tokio-util",
  "tracing",
  "uuid",
+ "xxhash-rust",
 ]
 
 [[package]]
@@ -5516,6 +5517,12 @@ version = "0.6.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1ffae5123b2d3fc086436f8834ae3ab053a283cfac8fe0a0b8eaae044768a4c4"
 
+[[package]]
+name = "xxhash-rust"
+version = "0.8.15"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "fdd20c5420375476fbd4394763288da7eb0cc0b8c11deed431a91562af7335d3"
+
 [[package]]
 name = "yoke"
 version = "0.8.2"

pumpkin-config/src/chunk.rs

@@ -18,7 +18,7 @@ pub enum ChunkConfig {
 
 impl Default for ChunkConfig {
     fn default() -> Self {
-        Self::Anvil(AnvilChunkConfig::default())
+        Self::Linear(LinearChunkConfig::default())
     }
 }
 

pumpkin-world/Cargo.toml

@@ -41,6 +41,7 @@ dashmap.workspace = true
 flate2.workspace = true
 lz4-java-wrc.workspace = true
 ruzstd.workspace = true
+xxhash-rust = { version = "0.8", features = ["xxh64"] }
 
 itertools.workspace = true
 enum_dispatch.workspace = true

pumpkin-world/src/level.rs

@@ -1,3 +1,4 @@
+use crate::chunk::format::linear::LinearV2File;
 use crate::chunk_system::{ChunkListener, ChunkLoading, GenerationSchedule, LevelChannel};
 use crate::generation::generator::VanillaGenerator;
 use crate::lighting::DynamicLightEngine;
@@ -6,7 +7,7 @@ use crate::{
     block::{RawBlockState, entities::BlockEntity},
     chunk::{
         ChunkData, ChunkEntityData, ChunkReadingError,
-        format::{anvil::AnvilChunkFile, linear::LinearFile},
+        format::anvil::AnvilChunkFile,
         io::{Dirtiable, FileIO, LoadedData, file_manager::ChunkFileManager},
         palette::has_random_ticking_fluid,
     },
@@ -163,16 +164,16 @@ impl Level {
 
         let chunk_saver: Arc<dyn FileIO<Data = SyncChunk>> = match &level_config.chunk {
             ChunkConfig::Linear(config) => Arc::new(
-                ChunkFileManager::<LinearFile<ChunkData>>::new(config.clone()),
+                ChunkFileManager::<LinearV2File<ChunkData>>::new(config.clone()),
             ),
             ChunkConfig::Anvil(config) => Arc::new(
                 ChunkFileManager::<AnvilChunkFile<ChunkData>>::new(config.clone()),
             ),
         };
         let entity_saver: Arc<dyn FileIO<Data = SyncEntityChunk>> = match &level_config.chunk {
-            ChunkConfig::Linear(config) => Arc::new(
-                ChunkFileManager::<LinearFile<ChunkEntityData>>::new(config.clone()),
-            ),
+            ChunkConfig::Linear(config) => Arc::new(ChunkFileManager::<
+                LinearV2File<ChunkEntityData>,
+            >::new(config.clone())),
             ChunkConfig::Anvil(config) => Arc::new(ChunkFileManager::<
                 AnvilChunkFile<ChunkEntityData>,
             >::new(config.clone())),