From 94b14ec5a24f587c97b11d6c56b9116a58a7385a Mon Sep 17 00:00:00 2001
From: Julian T <julian@jtle.dk>
Date: Sun, 7 Mar 2021 18:25:35 +0100
Subject: Add light materials

---
 src/material/mod.rs | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

(limited to 'src/material/mod.rs')

diff --git a/src/material/mod.rs b/src/material/mod.rs
index 7f920e2..3e92bf6 100644
--- a/src/material/mod.rs
+++ b/src/material/mod.rs
@@ -4,10 +4,20 @@ use crate::sample::Sampler;
 
 mod lambertian;
 mod reflectant;
+mod diffuse_light;
+mod sky_light;
 
 pub use lambertian::Lambertian;
 pub use reflectant::Reflectant;
+pub use diffuse_light::DiffuseLight;
+pub use sky_light::SkyLight;
 
 pub trait Material: Sync + Send {
-    fn scatter(&self, ray: &Ray, i: &Intersection, sampler: &mut dyn Sampler) -> Option<(Spectrum, Ray)>;
+    fn scatter(&self, _: &Ray, _: &Intersection, _: &mut dyn Sampler) -> Option<(Spectrum, Ray)> {
+        None
+    }
+
+    fn emitted(&self, _: &Ray) -> Option<Spectrum> {
+        None
+    }
 }
-- 
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