diff options
Diffstat (limited to 'engine')
| -rw-r--r-- | engine/src/data_types/vector.rs | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/engine/src/data_types/vector.rs b/engine/src/data_types/vector.rs index dfe9a99..64c6b53 100644 --- a/engine/src/data_types/vector.rs +++ b/engine/src/data_types/vector.rs @@ -143,16 +143,18 @@ impl Vec3<f32> } /// Normalizes the vector, returning a unit vector. + /// + /// // Panics + /// When debug assertions are enabled, if the length is zero or not finite, + /// this functions panics. #[must_use] pub fn normalize(&self) -> Self { - let length = self.length(); + let length_recip = 1.0 / self.length(); - Self { - x: self.x / length, - y: self.y / length, - z: self.z / length, - } + debug_assert!(length_recip.is_finite()); + + *self * length_recip } /// Returns the cross product of this and another vector. |