Add 3d bounding box and merged SceneIntersection and Intersection

1 files changed, 15 insertions, 1 deletions

diff --git a/src/world/mod.rs b/src/world/mod.rs
index f0ba8d2..43f7530 100644
--- a/src/world/mod.rs
+++ b/src/world/mod.rs
@@ -2,11 +2,15 @@
 pub mod shapes;
 
 mod scene;
+mod container;
+mod hittable;
 pub use scene::*;
+pub use hittable::{Intersection, Hittable};
+pub use container::HittableList;
 
 use std::sync::Arc;
-use crate::core::Hittable;
 use crate::material::Material;
+use crate::core::{Bound3f, Ray};
 
 pub struct Object {
     pub shape: Box<dyn Hittable + Sync>,
@@ -21,3 +25,13 @@ impl Object {
         }
     }
 }
+
+impl Hittable for Object {
+    fn intersect(&self, ray: &Ray) -> Option<Intersection> {
+        self.shape.intersect(ray).map(|mut i| {i.m = Some(self.mat.as_ref()); i})
+    }
+
+    fn bounding_box(&self) -> Option<Bound3f> {
+        self.shape.bounding_box()
+    }
+}