fix sometimes not receiving chunks

2 files changed, 9 insertions, 1 deletions

diff --git a/azalea-world/src/chunk_storage.rs b/azalea-world/src/chunk_storage.rs
index 3c8d3555..d831770c 100755
--- a/azalea-world/src/chunk_storage.rs
+++ b/azalea-world/src/chunk_storage.rs
@@ -53,6 +53,12 @@ pub struct Section {
     pub biomes: PalettedContainer,
 }
 
+/// Get the actual stored view distance for the selected view distance. For some
+/// reason Minecraft actually stores an extra 3 chunks.
+pub fn calculate_chunk_storage_range(view_distance: u32) -> u32 {
+    u32::max(view_distance, 2) + 3
+}
+
 impl Default for Section {
     fn default() -> Self {
         Section {
diff --git a/azalea-world/src/lib.rs b/azalea-world/src/lib.rs
index be2c46c1..9c1f5ff5 100644
--- a/azalea-world/src/lib.rs
+++ b/azalea-world/src/lib.rs
@@ -13,7 +13,9 @@ mod world;
 use std::backtrace::Backtrace;
 
 pub use bit_storage::BitStorage;
-pub use chunk_storage::{Chunk, ChunkStorage, PartialChunkStorage, Section};
+pub use chunk_storage::{
+    calculate_chunk_storage_range, Chunk, ChunkStorage, PartialChunkStorage, Section,
+};
 pub use container::*;
 use thiserror::Error;
 pub use world::*;