diff --git a/main.cmi b/main.cmi
index 9db80ab..1e16ca6 100644
Binary files a/main.cmi and b/main.cmi differ
diff --git a/main.cmx b/main.cmx
index c3e5123..98296f6 100644
Binary files a/main.cmx and b/main.cmx differ
diff --git a/main.ml b/main.ml
index 6ff4702..1ddfa34 100644
--- a/main.ml
+++ b/main.ml
@@ -10,7 +10,14 @@ Random.self_init () ;;
 
 exception ReturnBool of bool ;;
 exception ReturnInt of int ;;
-exception HasEnded ;;
+exception ReturnIntArr of int array ;;
+
+let __width__ = 1200
+and __height__ = 800 ;;
+
+let __istr__ = " 1200x800" ;;
+
+let univ_dt = 0.003 ;;
 
 type pt_2d = {
   mutable x : float ;
@@ -41,6 +48,7 @@ type sphere = {
 } ;;
 
 type ball = {
+  mutable active : bool ;
   radius : float ;
   mass : float ;
   rgb : int ;
@@ -96,6 +104,7 @@ let winball = {
 let gforce = {x = 0. ; y = -. univ_g} ;;
 
 let score = ref 0 ;;
+let epsilon = ref (1. /. 131072.) ;;
 
 (* ------------------------------------------------------------------------------------- *)
 (* ------------------------------------------------------------------------------------- *)
@@ -107,12 +116,12 @@ let beep_boop = Array.make n_threads false ;;
 let beep_id = ref 0 ;;
 
 let playbeep id =
-  while true do
+  while false do
     if beep_boop.(id) then begin
-      beep_boop.(id) <- false ;
       ignore (Unix.system "./sound wah/scored_hit.wav") ;
+      beep_boop.(id) <- false ;
     end;
-    Unix.sleepf 0.005 ;
+    Unix.sleepf univ_dt ;
   done;;
 
 let beep_list = Array.init n_threads (fun k -> Thread.create playbeep k) ;;
@@ -120,7 +129,7 @@ let beep_list = Array.init n_threads (fun k -> Thread.create playbeep k) ;;
 (**)
 
 let play_music () =
-  while true do
+  while false do
     ignore (Unix.system "./sound wah/wah_metal.wav") ;
     ignore (Unix.system "./sound wah/wah_eurobeat.wav") ;
     ignore (Unix.system "./sound wah/wah_hardcore.wav") ;
@@ -362,15 +371,19 @@ let update_ball_data (b : ball) (polys : polygon array) (spheres : sphere array)
 
       if polys.(p).score > 0 then
         playbeep () ;
+      if polys.(p).restitution = 0. then
+        b.active <- false ;
 
       (* apply normal reaction force *)
       let hit2 = (hit +1) mod (Array.length polys.(p).vertexes) in
       let proj = return_proj_of_point b.xy polys.(p).vertexes.(hit) polys.(p).vertexes.(hit2) in
       let proj_n = vect_normalize_2D (vect_diff_2D b.xy proj) in
-      let reaction_force_2 = vect_mult_2D proj_n (univ_g *. b.mass *. (vect_dot_product_2D (vect_normalize_2D gforce) proj_n)) in
-
-      b.fres.x <- b.fres.x +. reaction_force_2.x *. polys.(p).restitution ;
-      b.fres.y <- b.fres.y +. reaction_force_2.y *. polys.(p).restitution ;
+      let scal = (vect_dot_product_2D (vect_normalize_2D gforce) proj_n) in
+      if scal > 0. then begin
+        let reaction_force_2 = vect_mult_2D proj_n (univ_g *. b.mass *. scal) in
+        b.fres.x <- b.fres.x +. reaction_force_2.x *. polys.(p).restitution ;
+        b.fres.y <- b.fres.y +. reaction_force_2.y *. polys.(p).restitution ;
+      end;
 
       (* change velocity according to angle *)
       let director = vect_diff_2D polys.(p).vertexes.(hit2) polys.(p).vertexes.(hit) in
@@ -387,13 +400,17 @@ let update_ball_data (b : ball) (polys : polygon array) (spheres : sphere array)
 
       if spheres.(s).score > 0 then
         playbeep () ;
+      if spheres.(s).restitution = 0. then
+        b.active <- false ;
 
       (* apply normal reaction force *)
       let proj_n = vect_normalize_2D (vect_diff_2D b.xy spheres.(s).center) in
-      let reaction_force_2 = vect_mult_2D proj_n (univ_g *. b.mass *. (vect_dot_product_2D (vect_normalize_2D gforce) proj_n)) in
-
-      b.fres.x <- b.fres.x +. reaction_force_2.x *. spheres.(s).restitution ;
-      b.fres.y <- b.fres.y +. reaction_force_2.y *. spheres.(s).restitution ;
+      let scal = (vect_dot_product_2D (vect_normalize_2D gforce) proj_n) in
+      if scal > 0. then begin
+        let reaction_force_2 = vect_mult_2D proj_n (univ_g *. b.mass *. scal) in
+        b.fres.x <- b.fres.x +. reaction_force_2.x *. spheres.(s).restitution *. 1.1 ;
+        b.fres.y <- b.fres.y +. reaction_force_2.y *. spheres.(s).restitution *. 1.1 ;
+      end;
 
       (* change velocity according to angle *)
       let theta = b.radius /. (vect_norm_2D (vect_diff_2D b.xy spheres.(s).center)) in
@@ -421,7 +438,8 @@ let update_ball_data (b : ball) (polys : polygon array) (spheres : sphere array)
 
 let update_balls (bl : ball array) (polys : polygon array) (spheres : sphere array) (dt : float) =
   for b = 0 to Array.length bl -1 do
-    update_ball_data bl.(b) polys spheres dt
+    if bl.(b).active then
+      update_ball_data bl.(b) polys spheres dt
   done ;;
 
 (* ------------------------------------------------------------------------------------- *)
@@ -525,7 +543,8 @@ let draw_ball (b : ball) =
 
 let draw_all_balls (bs : ball array) =
   for k = 0 to Array.length bs -1 do
-    draw_ball bs.(k)
+    if bs.(k).active then
+      draw_ball bs.(k)
   done ;;
 
 (* ------------------------------------------------------------------------------------- *)
@@ -540,6 +559,7 @@ let get1char_plus () =
 
 let create_ball (r : float) (x0 : int) (y0 : int) (m : float) (red : int) (green : int) (blue : int) = 
   {
+    active = true ;
     radius = r ;
     rgb = red + 256 * green + 256 * 256 * blue ;
     mass = m;
@@ -583,7 +603,7 @@ let generate_pinballs (count : int) (r : float) (x0 : int) (y0 : int) (m : float
 (* WALUIGI_TIME Edition functions *)
 
 let customize lvl_name =
-  open_graph " 1200x800" ;
+  open_graph __istr__ ;
   set_window_title "WAH" ;
 
   let (res : polygon dynamic) = dyn_create default_polygon in
@@ -593,7 +613,7 @@ let customize lvl_name =
   let (cpoly : pt_2d dynamic) = dyn_create {x = 0. ; y = 0.} in
 
   while not !stopped do
-    Unix.sleepf 0.005 ;
+    Unix.sleepf univ_dt ;
 
     if !refresh then begin
       auto_synchronize false ;
@@ -642,10 +662,10 @@ let customize lvl_name =
 (* WALUIGI_TIME Main *)
 
 let simulate (data : polygon dynamic) (dats : sphere dynamic) =
-  open_graph " 1200x800" ;
+  open_graph __istr__ ;
   set_window_title "WAH" ;
 
-  let pinballs = generate_pinballs 3 20.0 600 700 0.15 255 255 0 in
+  let pinballs = generate_pinballs 100 10.0 600 800 0.15 255 255 0 in
   let stime = Unix.gettimeofday () in
   let ctime = ref (Unix.gettimeofday ()) in
 
@@ -671,7 +691,7 @@ let simulate (data : polygon dynamic) (dats : sphere dynamic) =
     draw_integer 600 770 !score 50 ;
 
     auto_synchronize true ;
-    Unix.sleepf 0.005 ;
+    Unix.sleepf univ_dt ;
 
     let __end = Unix.gettimeofday () in
     ctime := !ctime +. (__end -. __start) ;
@@ -680,25 +700,27 @@ let simulate (data : polygon dynamic) (dats : sphere dynamic) =
 
   close_graph () ;;
 
-(*let polygons = customize () ;;*)
 let polygons = dyn_create default_polygon ;;
-dyn_add polygons (create_polygon [|(0, 0); (50, 0); (50, 775); (0, 775)|] 1.0 0 32 32 255) ;;
-dyn_add polygons (create_polygon [|(1150, 0); (1200, 0); (1200, 775); (1150, 775)|] 1.0 0 32 32 255) ;;
-dyn_add polygons (create_polygon [|(50, 0); (50, 200); (500, 25); (500, 0)|] 1.0 0 32 32 255) ;;
-dyn_add polygons (create_polygon [|(1150, 0); (1150, 200); (700, 25); (700, 0)|] 1.0 0 32 32 255) ;;
-dyn_add polygons (create_polygon [|(500, 0); (700, 0); (700, 25); (500, 25)|] 1.0 (-10) 192 64 64) ;;
-dyn_add polygons (create_polygon [|(0, 750); (1200, 750); (1200, 800); (0, 800)|] 1.0 25 64 192 64) ;;
-
 let spheres = dyn_create default_sphere ;;
-dyn_add spheres (create_sphere 200 400 20. 1. 5 220 32 220) ;;
-dyn_add spheres (create_sphere 300 200 20. 1. 3 192 0 192) ;;
-dyn_add spheres (create_sphere 400 450 20. 1. 3 192 0 192) ;;
-dyn_add spheres (create_sphere 600 350 20. 1. 10 255 64 255) ;;
-dyn_add spheres (create_sphere 800 450 20. 1. 3 192 0 192) ;;
-dyn_add spheres (create_sphere 900 200 20. 1. 3 192 0 192) ;;
-dyn_add spheres (create_sphere 1000 400 20. 1. 5 220 32 220) ;;
-dyn_add spheres (create_sphere 50 200 15. 1. 20 255 255 32) ;;
-dyn_add spheres (create_sphere 1150 200 15. 1. 20 255 255 32) ;;
+
+(* kill platform *)
+dyn_add polygons (create_polygon [|(700, -20); (500, -20); (500, 1); (700, 1)|] 0. 0 255 32 32) ;;
+
+(* outer walls *)
+dyn_add polygons (create_polygon [|(0, 0); (500, 0); (500, 20); (0, 20)|] 1. 0 32 32 32) ;;
+dyn_add polygons (create_polygon [|(700, 0); (1200, 0); (1200, 20); (700, 20)|] 1. 0 32 32 32) ;;
+dyn_add polygons (create_polygon [|(0, 800); (500, 800); (500, 780); (0, 780)|] 1. 0 32 32 32) ;;
+dyn_add polygons (create_polygon [|(700, 800); (1200, 800); (1200, 780); (700, 780)|] 1. 0 32 32 32) ;;
+dyn_add polygons (create_polygon [|(1180, 0); (1200, 0); (1200, 800); (1180, 800)|] 1. 0 32 32 32) ;;
+dyn_add polygons (create_polygon [|(0, 0); (20, 0); (20, 800); (0, 800)|] 1. 0 32 32 32) ;;
+
+(* side ramps *)
+dyn_add polygons (create_polygon [|(20, 20); (20, 300); (500, 150); (500, 20)|] 1. 0 32 32 32) ;;
+dyn_add polygons (create_polygon [|(1200, 20); (1200, 300); (700, 150); (700, 20)|] 1. 0 32 32 32) ;;
+
+(* starting platform *)
+dyn_add polygons (create_polygon [|(600, 700); (400, 550); (800, 550)|] 1. 0 32 32 32) ;;
+
 
 simulate polygons spheres ;;
 (* 
diff --git a/main.o b/main.o
index 5ea016e..baf145d 100644
Binary files a/main.o and b/main.o differ
diff --git a/pinball b/pinball
index 86d07d2..3e219b7 100755
Binary files a/pinball and b/pinball differ