diff --git a/scenes/scene.json b/scenes/scene.json
index 144d78e..142d078 100644
--- a/scenes/scene.json
+++ b/scenes/scene.json
@@ -2,10 +2,10 @@
   "camera": { 
     "image_width": 1920,
     "image_height": 1080,
-    "anti_alias_rate": 1,
+    "anti_alias_rate": 23,
     "max_depth": 50,
     "fov": 90.0,
-    "look_from": [0, 4, 15],
+    "look_from": [15, 4, 15],
     "look_at": [0.0, 0.0, 0.0], 
     "vup": [0.0, 1.0, 0.0],
     "defocus_angle": 0,
diff --git a/src/objects/quad.rs b/src/objects/quad.rs
index 9b24ef5..98988f1 100644
--- a/src/objects/quad.rs
+++ b/src/objects/quad.rs
@@ -19,7 +19,6 @@ pub struct Quad {
 
 impl Quad {
     pub fn new(p1: Vec3, p2: Vec3, p3: Vec3, p4: Vec3, material: Arc<dyn Material>) -> Self {
-        warn!("quad normal {}", (p2 - p1).cross(&(p4 - p1)).get_unit());
         Self {
             p1,
             p2,