Add ChunkPos::CHUNK_SIZE

src/bloxel/math/chunk_pos.rs

@@ -1,4 +1,7 @@
-use std::ops::{self, Index, IndexMut};
+use std::{
+    num::NonZeroU32,
+    ops::{self, Index, IndexMut},
+};
 
 use bevy::{
     ecs::component::Component,
@@ -8,11 +11,15 @@ use bevy::{
 use overload::overload;
 
 use super::{BlockPos, BlockRegion, ChunkRegion};
+use crate::bloxel::math::USize3;
 
 pub const CHUNK_SHIFT: i32 = 4;
 pub const CHUNK_MASK: i32 = !(!0 << CHUNK_SHIFT); // = 0b1111
 pub const CHUNK_LENGTH: usize = 1 << CHUNK_SHIFT; // = 16
 
+pub const CHUNK_SIZE: USize3 =
+    USize3::splat(unsafe { NonZeroU32::new_unchecked(CHUNK_LENGTH as u32) });
+
 pub const CHUNK_MAX: IVec3 = IVec3::splat((CHUNK_LENGTH - 1) as i32);
 
 #[derive(Component, Clone, Copy, PartialEq, Eq, Hash, Debug)]

src/bloxel/math/size.rs

@@ -10,7 +10,7 @@ pub struct USize3 {
 }
 
 impl USize3 {
-    pub fn new(width: NonZeroU32, height: NonZeroU32, depth: NonZeroU32) -> Self {
+    pub const fn new(width: NonZeroU32, height: NonZeroU32, depth: NonZeroU32) -> Self {
         Self {
             width,
             height,
@@ -18,7 +18,7 @@ impl USize3 {
         }
     }
 
-    pub fn splat(length: NonZeroU32) -> Self {
+    pub const fn splat(length: NonZeroU32) -> Self {
         Self::new(length, length, length)
     }