diff --git a/src/main.rs b/src/main.rs
index 42c356f..015845d 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -86,6 +86,11 @@ fn trace_to_mesh(mesh: &Mesh, base: Vec3, ray: Vec3) -> Option<TraceResult> {
 	ret
 }
 
+struct Location {
+	pos: Vec3,
+	rot: Vec4,
+}
+
 fn render(mesh: &Mesh, camera: impl Fn(Vec2) -> (Vec3, Vec3)) -> Image {
 	let bkg = vec3(0.0, 0.0, 0.0);
 	let mut img = Image {
@@ -100,6 +105,7 @@ fn render(mesh: &Mesh, camera: impl Fn(Vec2) -> (Vec3, Vec3)) -> Image {
 			let off = (img_coords - img_size * 0.5) / img_size.y;
 			let (base, ray) = camera(off);
 			let color = if let Some(r) = trace_to_mesh(mesh, base, normalize(ray)) {
+				// to_vec3(0.45) * dot(r.normal, normalize(vec3(-1.0, 1.0, -1.0))) + 0.50
 				r.normal * 0.45 + 0.50
 			} else {
 				bkg