ft: 13: optional defocus blur

src/main.rs

@@ -20,8 +20,8 @@ use crate::vec3::Vec3;
 use dotenv::dotenv;
 use log::info;
 use pretty_env_logger;
-use rand::seq::IndexedRandom;
 use rand::RngExt;
+use rand::seq::IndexedRandom;
 
 fn random_material() -> Arc<dyn Material> {
     let mut rng = rand::rng();
@@ -78,7 +78,7 @@ fn main() {
     pretty_env_logger::init();
 
     // TODO: use cli arg for scenefile
-    let json_file = "./scenes/scenes.json";
+    let json_file = "./scenes/scene.json";
     // let json_file = "./scenes/failsMatBounds.json";
     let json_str = fs::read_to_string(json_file).expect("Reading specified scene file failed!");
     let mut scene: Scene = serde_json::from_str(&json_str).unwrap();