diff --git a/src/consts.rs b/src/consts.rs
index 15cd97a..082641a 100644
--- a/src/consts.rs
+++ b/src/consts.rs
@@ -19,19 +19,22 @@ pub const ANGLE_POWER: f64 = 2.;
 
 //pub const IMG_WIDTH: usize = 480;
 //pub const IMG_WIDTH: usize = 1280;
-pub const IMG_WIDTH: usize = 1080;
+//pub const IMG_WIDTH: usize = 1080;
+//pub const IMG_WIDTH: usize = 1920;
+pub const IMG_WIDTH: usize = 4961;
 //pub const IMG_HEIGHT: usize = 480;
 //pub const IMG_HEIGHT: usize = 720;
-pub const IMG_HEIGHT: usize = 1080;
+//pub const IMG_HEIGHT: usize = 1080;
+pub const IMG_HEIGHT: usize = 3508;
 pub const IMG_DIM: usize = if IMG_HEIGHT > IMG_WIDTH { IMG_HEIGHT } else { IMG_WIDTH };
 pub const IMG_SIZE: usize = IMG_WIDTH * IMG_HEIGHT;
 pub const IMG_BYTE_SIZE: usize = IMG_SIZE * 3;
 
-//pub const SUPERSAMPLING: usize = 1;
-pub const SUPERSAMPLING: usize = 2;
-//pub const RAYS_PER_PIXEL: usize = 1;
+pub const SUPERSAMPLING: usize = 1;
+//pub const SUPERSAMPLING: usize = 2;
+pub const RAYS_PER_PIXEL: usize = 1;
 //pub const RAYS_PER_PIXEL: usize = 50;
-pub const RAYS_PER_PIXEL: usize = 500;
+//pub const RAYS_PER_PIXEL: usize = 500;
 //pub const MAX_BOUNCES: u32 = 1;
 //pub const MAX_BOUNCES: u32 = 4;
 //pub const MAX_BOUNCES: u32 = 8;
@@ -39,7 +42,7 @@ pub const MAX_BOUNCES: u32 = 10;
 
 //pub const THREAD_COUNT: usize = 1;
 pub const THREAD_COUNT: usize = 12;
-pub const SLICES_PER_THREAD: usize = 16;
+pub const SLICES_PER_THREAD: usize = 32;
 pub const REPORT_STATUS: bool = true;
 
 pub const UP: Vec3 = Y;
diff --git a/src/main.rs b/src/main.rs
index 333ef35..c271ce3 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -85,7 +85,7 @@ fn default_scene3() -> Scene {
 
 fn main() {
     // get scene and camera
-    let scene = scene_from_file("scenes/insidemirror.lua".to_owned()).unwrap();
+    let scene = scene_from_file("scenes/randomspheres.lua".to_owned()).unwrap();
     //let scene = default_scene3();
     let cam = default_cam();
 
diff --git a/src/structs/cam.rs b/src/structs/cam.rs
index ff68df2..2c3c23f 100644
--- a/src/structs/cam.rs
+++ b/src/structs/cam.rs
@@ -56,7 +56,7 @@ struct Slice {
 
 type CastData = [Option<RayData>; MAX_BOUNCES as usize];
 const NONE_CAST_DATA: CastData = [None; MAX_BOUNCES as usize];
-pub type Image = [u8; IMG_BYTE_SIZE];
+pub type Image = Vec<u8>;
 
 fn l2s(l: f64) -> u8 {
     (f64::powf(f64::clamp(l, 0., 1.), 1./2.2) * 255. + 0.5) as u8
@@ -128,7 +128,8 @@ impl Cam {
         }
 
         let lights = scene.get_lights();
-        let mut pixels = [0; IMG_BYTE_SIZE];
+        let mut pixels = Vec::with_capacity(IMG_BYTE_SIZE);
+        pixels.resize(IMG_BYTE_SIZE, 0u8);
         for y in 0..IMG_HEIGHT {
             for x in 0..IMG_WIDTH {
                 let field_pos = (x + y*IMG_WIDTH) * 3;
@@ -136,7 +137,7 @@ impl Cam {
             }
 
             if REPORT_STATUS {
-                stderr.write_all(format!("\x1b[1K\x1b[GRendering... {}/{} rows ({:.2}%)", y+1, IMG_HEIGHT, (y+1) as f64/IMG_HEIGHT as f64).as_bytes()).unwrap();
+                stderr.write_all(format!("\x1b[1K\x1b[GRendering... {}/{} rows ({:.2}%)", y+1, IMG_HEIGHT, (y+1) as f64*100./IMG_HEIGHT as f64).as_bytes()).unwrap();
                 stderr.flush().unwrap();
             }
         }
@@ -150,7 +151,8 @@ impl Cam {
     }
 
     pub fn render_multithreaded<T: Obj + Clone>(&self, scene: &T) -> Image {
-        let mut pixels = [0; IMG_BYTE_SIZE];
+        let mut pixels = Vec::with_capacity(IMG_BYTE_SIZE);
+        pixels.resize(IMG_BYTE_SIZE, 0u8);
 
         crossbeam::scope(|scope| {
             // initialize everything for render