diff --git a/flake.lock b/flake.lock
deleted file mode 100644
index f721b97..0000000
--- a/flake.lock
+++ /dev/null
@@ -1,25 +0,0 @@
-{
-  "nodes": {
-    "nixpkgs": {
-      "locked": {
-        "lastModified": 1728279793,
-        "narHash": "sha256-W3D5YpNrUVTFPVU4jiEiboaaUDShaiH5fRl9aJLqUnU=",
-        "owner": "NixOS",
-        "repo": "nixpkgs",
-        "rev": "f85a2d005e83542784a755ca8da112f4f65c4aa4",
-        "type": "github"
-      },
-      "original": {
-        "id": "nixpkgs",
-        "type": "indirect"
-      }
-    },
-    "root": {
-      "inputs": {
-        "nixpkgs": "nixpkgs"
-      }
-    }
-  },
-  "root": "root",
-  "version": 7
-}
diff --git a/flake.nix b/flake.nix
deleted file mode 100644
index 4272953..0000000
--- a/flake.nix
+++ /dev/null
@@ -1,17 +0,0 @@
-{
-  description = "Cartridges";
-
-  outputs = { self, nixpkgs }:
-    let pkgs = nixpkgs.legacyPackages.x86_64-linux;
-    in {
-      devShell.x86_64-linux = with pkgs;
-        mkShell {
-          buildInputs = [
-            just
-            lua-language-server
-          ];
-        };
-
-      formatter.x86_64-linux = pkgs.nixfmt;
-    };
-}
diff --git a/picotron/wolfenstein_src/main.lua b/picotron/wolfenstein_src/main.lua
index bb62e23..31a8f05 100644
--- a/picotron/wolfenstein_src/main.lua
+++ b/picotron/wolfenstein_src/main.lua
@@ -1,9 +1,6 @@
 player = {
-	origin = {
-		x= nil,
-		y = nil
-	},
-	dir = nil
+	x = nil,
+	y = nil
 }
 
 col_bg = 1
@@ -13,29 +10,18 @@ function _init()
 	for i=0,31 do
 		for j=0,31 do
 			if mget(i,j) == 5 then -- player id
-				player.origin.x = i + 0.5
-				player.origin.y = j + 0.5
-				player.dir = math.pi / 2
+				player.x = i
+				player.y = j
 				break
 			end
 		end
 		if (player.x) break
 	end
-	print("player: ("..player.origin.x..", "..player.origin.y..")")
-end
-
-function cast_ray(origin, angle)
-	
+	print("player: ("..player.x..", "..player.y..")")
 end
 
 function _draw()
 	cls(col_bg)
 	rectfill(0, 135, 480, 270, col_ground)
-	local fov = 120 -- horizontal
-	local angle_step=(fov / 480) / 360 * math.pi
-	for x=0,480-1 do
-		local angle = (player.dir-(fov/2) + x * angle_step) % (2 * math.pi)
-		local bloc, dist = cast_ray(player.origin, angle)
-	end
 	-- map()
 end