ft: moved random scene code to function; cleaned up tri/quad/cube hit logic; made camera attributes private

src/vec3.rs

@@ -33,7 +33,7 @@ impl Vec3 {
         Self {
             x: r as f32 / 255.,
             y: g as f32 / 255.,
-            z: b as f32/ 255.,
+            z: b as f32 / 255.,
         }
     }
 
@@ -444,16 +444,20 @@ impl Div<Vec3> for Vec3 {
         }
     }
 }
+
+impl Div<u32> for Vec3 {
+    type Output = Self;
+
+    fn div(self, u: u32) -> Self::Output {
+        self / u as f32
+    }
+}
+
 impl Div<i32> for Vec3 {
     type Output = Self;
 
     fn div(self, i: i32) -> Self::Output {
-        let f: f32 = i as f32;
-        Self {
-            x: self.x / f,
-            y: self.y / f,
-            z: self.z / f,
-        }
+        self / i as f32
     }
 }
 
@@ -500,4 +504,3 @@ impl Display for Vec3 {
         write!(f, "({}, {}, {})", self.x, self.y, self.z)
     }
 }
-