Make "normal bumping" distance smaller

Author: Brandon Smith

src/sphere.rs

@@ -28,6 +28,11 @@ impl Sphere {
         }
     }
 
+    /*
+    pub fn contains(&self, vec: &Vec3) -> bool {
+        (vec - &self.position).len_squared() < self.radius_squared
+    }*/
+
     /*
     pub fn surface_point(&self, latitude: f32, longitude: f32) -> Vec3 {
         let lat_cos = latitude.cos();
@@ -81,7 +86,7 @@ impl Object for Sphere {
 
                 return Some(Intersection::new(
                     distance,
-                    &position + &(&normal * 0.01), // offset to avoid floating-point error
+                    &position + &(&normal * 0.001), // offset to avoid floating-point error
                     normal,
                     direction,
                 ));

src/utils.rs

@@ -35,7 +35,7 @@ pub fn plane_intersection(position: &Vec3, normal: &Vec3, ray: &Ray) -> Option<I
 
         return Some(Intersection::new(
             distance,
-            &point + &(normal * 0.01), // offset to avoid floating-point error
+            &point + &(normal * 0.001), // offset to avoid floating-point error
             *normal,
             ray.direction,
         ));