Fix render warnings

3 files changed, 2 insertions, 3 deletions

diff --git a/src/core/spectrum.rs b/src/core/spectrum.rs
index c33d3af..bea056e 100644
--- a/src/core/spectrum.rs
+++ b/src/core/spectrum.rs
@@ -2,7 +2,6 @@
 //!
 //! Currently only implements RGB colors
 use crate::Float;
-use std::ops;
 
 // TODO implement SampledSpectrum instead for nicer images
 
diff --git a/src/material/lambertian.rs b/src/material/lambertian.rs
index 28d15d3..65a59cc 100644
--- a/src/material/lambertian.rs
+++ b/src/material/lambertian.rs
@@ -21,7 +21,7 @@ impl Lambertian {
 }
 
 impl Material for Lambertian {
-    fn scatter(&self, ray: &Ray, i: &Intersection, sampler: &mut dyn Sampler) -> Option<(Spectrum, Ray)> {
+    fn scatter(&self, _: &Ray, i: &Intersection, sampler: &mut dyn Sampler) -> Option<(Spectrum, Ray)> {
         let mut newray = Ray {
             origin: i.p,
             direction: i.n + sampler.get_unit_vector(),
diff --git a/src/scene/scene.rs b/src/scene/scene.rs
index 0ffbe97..8575217 100644
--- a/src/scene/scene.rs
+++ b/src/scene/scene.rs
@@ -1,4 +1,4 @@
-use crate::core::{Ray, Intersection, Hittable};
+use crate::core::{Ray, Intersection};
 use crate::material::Material;
 
 use super::Object;