don't panic on empty positions

robtfm · robtfm · commit 17f22ad18d5b · 2025-11-26T23:40:27.000Z
diff --git a/crates/bevy_mesh/src/mesh.rs b/crates/bevy_mesh/src/mesh.rs
@@ -2156,6 +2156,7 @@ impl Mesh {
         }) = attributes
             .as_ref_option()?
             .and_then(|attrs| attrs.get(&Self::ATTRIBUTE_POSITION.id))
+            && !position_values.is_empty()
         {
             let mut iter = position_values.iter().map(|p| Vec3::from_slice(p));
             let mut min = iter.next().unwrap();

Original file line number	Diff line number	Diff line change
`@@ -2156,6 +2156,7 @@ impl Mesh {`
`2156`	`2156`	`}) = attributes`
`2157`	`2157`	`.as_ref_option()?`
`2158`	`2158`	`.and_then(\|attrs\| attrs.get(&Self::ATTRIBUTE_POSITION.id))`
	`2159`	`+ && !position_values.is_empty()`
`2159`	`2160`	`{`
`2160`	`2161`	`let mut iter = position_values.iter().map(\|p\| Vec3::from_slice(p));`
`2161`	`2162`	`let mut min = iter.next().unwrap();`