Avoid unreachable overflow panics in GridAab::index().

kpreid · Nov 11, 2023 · 8e68198 · 8e68198
1 parent 7add952
commit 8e68198
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/all-is-cubes/src/math/grid_aab.rs b/all-is-cubes/src/math/grid_aab.rs
@@ -287,9 +287,9 @@ impl GridAab {
         // * We just checked it is not negative
         // * We just checked it is not greater than `self.sizes[i]`, which is an `i32`
         // * We don't support platforms with `usize` smaller than 32 bits
-        let ixvec: Point3D<usize, _> = deoffsetted.to_usize();
+        let ixvec: Point3D<usize, _> = deoffsetted.map(|coord| coord as usize);
 
-        let usizes = sizes.to_usize();
+        let usizes = sizes.map(|s| s as usize);
 
         // Compute index.
         // Always use wrapping (rather than maybe-checked) arithmetic, because we