Some cleanup

src/lib.rs

@@ -72,6 +72,10 @@ impl Point3 {
     pub fn new(x: f64, y: f64, z: f64) -> Point3 {
         Point3 { x, y, z }
     }
+
+    pub fn get_x(&self) -> f64 {
+        self.x
+    }
 }
 
 impl Add<Vector3> for Point3 {

src/main.rs

@@ -1,45 +1,5 @@
 use hello::*;
 
 fn main() {
-    let sphere1 = Sphere::new(Point3::new(0.0, 0.0, 0.0), 25.0);
+    let p = Point3::new(0.0, 0.0, 0.0);
-    let sphere2 = Sphere::new(Point3::new(1.0, -45.4, 3.55), 2.0);
-    let sphere3 = Sphere::new(Point3::new(3.0, 2.0, 1.0), 0.5);
-
-    let plane1 = Plane::new(Point3::new(1.0, 2.0, 3.0), Vector3::new(0.0, 1.0, 0.0));
-
-    let mut v = Vec::new();
-
-    v.push(Geometry::Sphere(sphere1));
-    v.push(Geometry::Plane(plane1));
-    v.push(Geometry::Sphere(sphere2));
-    v.push(Geometry::Sphere(sphere3));
-
-    for geo in v {
-        match geo {
-            Geometry::Sphere(s) => println!("A Sphere"),
-            Geometry::Plane(p) => println!("A Plane"),
-            Geometry::Line(l) => println!("A Line"),
-        }
-    }
-
-    let mut lottery = [4, 8, 15, 16, 23, 42];
-
-    let mut sum = 0;
-
-    for value in lottery {
-        sum += value;
-    }
-
-    println!("The sum is {}", sum);
-
-    let mut lottery_string = Vec::new();
-    for value in lottery {
-        lottery_string.push(value.to_string());
-    }
-
-    let lottery_string_2: Vec<String> = lottery
-        .iter()
-        .filter(|x| **x > 8)
-        .map(|x| x.to_string())
-        .collect();
 }