message: Fix panic in `Transformation::scale`
diff: @@ -29,7 +29,7 @@ impl Transformation {
  /// Creates a scale transformation.
  pub fn scale(x: f32, y: f32) -> Transformation {
  - Transformation(Mat4::from_scale(Vec3::new(x, y, 0.0)))
  + Transformation(Mat4::from_scale(Vec3::new(x, y, 1.0)))
  }
  }
  