1 files changed, 12 insertions, 7 deletions
diff --git a/src/texture/perlin.rs b/src/texture/perlin.rs
index 43d8f64..a796a43 100644
--- a/src/texture/perlin.rs
+++ b/src/texture/perlin.rs
@@ -1,4 +1,4 @@
-use crate::vec3::{Vec3, Point3};
+use crate::vec3::{Point3, Vec3};
 
 const POINT_COUNT: usize = 256;
 
@@ -55,7 +55,8 @@ impl Perlin {
                                 ^ self.perm_z.get(((k + dk as i32) & 255) as usize).unwrap())
                                 as usize,
                         )
-                        .unwrap().clone();
+                        .unwrap()
+                        .clone();
                 }
             }
         }
@@ -73,11 +74,15 @@ impl Perlin {
                     let i_f = i as f64;
                     let j_f = j as f64;
                     let k_f = k as f64;
-                    let weight_v = Vec3 { x: u - i_f, y: v - j_f, z: w - k_f };
-                    accum += (i_f * uu + (1.0 - i_f) * (1.0 - uu)) *
-                        (j_f * vv + (1.0 - j_f) * (1.0 - vv)) *
-                        (k_f * ww + (1.0 - k_f) * (1.0 - ww)) *
-                        c[i][j][k].dot(&weight_v);
+                    let weight_v = Vec3 {
+                        x: u - i_f,
+                        y: v - j_f,
+                        z: w - k_f,
+                    };
+                    accum += (i_f * uu + (1.0 - i_f) * (1.0 - uu))
+                        * (j_f * vv + (1.0 - j_f) * (1.0 - vv))
+                        * (k_f * ww + (1.0 - k_f) * (1.0 - ww))
+                        * c[i][j][k].dot(&weight_v);
                 }
             }
         }