Add translation and move center position from sphere

2 files changed, 19 insertions, 2 deletions

diff --git a/src/core/bound3.rs b/src/core/bound3.rs
index ce6bb09..8c467c0 100644
--- a/src/core/bound3.rs
+++ b/src/core/bound3.rs
@@ -64,6 +64,13 @@ impl<T: Number> Bound3<T> {
         let diag = self.max - self.min;
         diag.x * diag.y * diag.z
     }
+
+    pub fn offset(&self, offset: Vector3<T>) -> Self {
+        Self {
+            min: self.min + offset,
+            max: self.max + offset,
+        }
+    }
 }
 
 impl Bound3f {
@@ -86,7 +93,6 @@ impl Bound3f {
     /// assert!(!b.intersect(&r3, 0.0, INFTY));
     /// ```
     pub fn intersect(&self, ray: &Ray, t_min: Float, t_max: Float) -> bool {
-        println!("BIN: {} -> {}", self.min, self.max);
         // Method stolen from Ray tracing the next week.
         // They mention its from pixar
         for i in 0..3 {
diff --git a/src/core/vector3.rs b/src/core/vector3.rs
index 1cc6f60..9ba0191 100644
--- a/src/core/vector3.rs
+++ b/src/core/vector3.rs
@@ -2,7 +2,7 @@
 //!
 //! Also add more 3d math things needed for shading and 3d calculations.
 use crate::{Float, Number, NEAR_ZERO};
-use std::ops::{Mul, Sub, Add, DivAssign, Neg, AddAssign, Index};
+use std::ops::{Mul, Sub, Add, Div, DivAssign, Neg, AddAssign, Index};
 use std::fmt;
 
 #[derive(Clone, Copy)]
@@ -73,6 +73,17 @@ impl<T: Number> Mul<T> for Vector3<T> {
     }
 }
 
+impl<T: Number> Div<T> for Vector3<T> {
+    type Output = Self;
+    fn div(self, op: T) -> Self::Output {
+        Self::Output::new_xyz(
+            self.x / op,
+            self.y / op,
+            self.z / op,
+            )
+    }
+}
+
 impl<T: Number> Neg for Vector3<T> {
     type Output = Self;