diff options
Diffstat (limited to 'lib/hittable.rb')
| -rw-r--r-- | lib/hittable.rb | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/lib/hittable.rb b/lib/hittable.rb index 80254d1..c84764f 100644 --- a/lib/hittable.rb +++ b/lib/hittable.rb @@ -8,8 +8,8 @@ class HitRecord attr_accessor :point, :normal, :t def set_face_normal(ray, out_normal) - @front_face = ray.direction.dot(out_normal) < 0 - @normal = @front_face ? out_normal : -out_normal + front_face = ray.direction.dot(out_normal) < 0 + @normal = front_face ? out_normal : -out_normal end end |