latest update

src/sphere.rs

@@ -1,14 +1,18 @@
-use crate::hittable::*;
+use std::rc::Rc;
+
+use crate::{hittable::*, material};
+use crate::material::Material;
 use crate::vec3::*;
 
 pub struct Sphere {
     center: Point3,
-    radius: f64
+    radius: f64,
+    mat_ptr: Rc<Material>,
 }
 
 impl Sphere {
-    pub fn new(center: Point3, radius: f64) -> Self {
-        Sphere {center, radius}
+    pub fn new(center: Point3, radius: f64, mat_ptr: Rc<Material>) -> Self {
+        Sphere {center, radius, mat_ptr}
     }
 }
 
@@ -36,6 +40,7 @@ impl Hittable for Sphere {
         rec.p = r.at(rec.t);
         let outward_normal = (rec.p - self.center) / self.radius;
         rec.set_face_normal(r, &outward_normal);
+        rec.mat_ptr = self.mat_ptr;
 
         return true;
     }