diff --git a/buildtools/appimage/love-prepared/bin/love b/buildtools/appimage/love-prepared/bin/love
index 468ebfe..c6341b3 100755
Binary files a/buildtools/appimage/love-prepared/bin/love and b/buildtools/appimage/love-prepared/bin/love differ
diff --git a/mode-intro.fnl b/mode-intro.fnl
index 446cd42..738f8fe 100644
--- a/mode-intro.fnl
+++ b/mode-intro.fnl
@@ -100,6 +100,8 @@
          (var newseed (+ (love.timer.getTime) mx my))
          (state.setSeed newseed)
          (set-mode :mode-play))
+      (when (= key "f")
+         (love.window.setFullscreen (not (love.window.getFullscreen))))
       (when (= key "x")
          (love.event.quit)))
  :mousemoved
diff --git a/mode-play.fnl b/mode-play.fnl
index 0d32725..5390787 100644
--- a/mode-play.fnl
+++ b/mode-play.fnl
@@ -52,58 +52,6 @@
     ; Draw a big thing before everything else
     ; (love.graphics.draw (. skybox 1 :t) -20 -20)
 
-    ; CEILING/FLOOR CASTING
-    (var cf-f-tex-num (. walls 2))
-    (var cf-c-tex-num (. walls 2))
-    ; (var floor-texel (love.graphics.newQuad 0 0 1 1 (. cf-f-tex-num :w) (. cf-f-tex-num :h)))
-    (for [i (/ screen-height 2) screen-height]
-      ; Set ray-dir for left-most (i = 0) and right-most (i = screen-width) rays
-      (var (cf-ray-dir-x0 cf-ray-dir-y0) (values (- dirx planex) (- diry planey)))
-      (var (cf-ray-dir-x1 cf-ray-dir-y1) (values (+ dirx planex) (+ diry planey)))
-      
-      ; Current y position compared to horizon
-      (var cf-p (math.floor (/ (- i screen-height) 2)))
-
-      ; Vertical position of the camera
-      (var cf-pos-z (* 0.5 screen-height))
-
-      ; Horizontal distance from camera to floor for current row
-      (var cf-row-distance (/ cf-pos-z cf-p))
-
-      ; Calculate step vectors
-      (var cf-floor-step-x (/ (* cf-row-distance (- cf-ray-dir-x1 cf-ray-dir-x0)) screen-width))
-      (var cf-floor-step-y (/ (* cf-row-distance (- cf-ray-dir-y1 cf-ray-dir-y0)) screen-width))
-
-      ; Coordinates of left-most column, updated stepping to the right
-      (var (cf-floor-x cf-floor-y) (values (+ posx (* cf-row-distance cf-ray-dir-x0))
-                                           (+ posy (* cf-row-distance cf-ray-dir-y0))))
-
-      ; Draw floor and ceiling
-      (for [j 0 screen-width]
-        ; Get cell
-        (var (cf-cell-x cf-cell-y) (values (math.floor cf-floor-x) (math.floor cf-floor-y)))
-        
-        ; Get texture coordinate from fractional part
-        ; CPP Code: wtf is the & doing there?
-        ; (var (cf-tx cf-ty) (values (math.floor (% (* tex-width (- cf-floor-x cf-cell-x)) tex-width))
-        ;                            (math.floor (% (* tex-height (- cf-floor-y cf-cell-y)) tex-height))))
-        (var (cf-tx cf-ty) (values (math.floor (* tex-width (- cf-floor-x cf-cell-x)))
-                                   (math.floor (* tex-height (- cf-floor-y cf-cell-y)))))
-
-        ;; Draw the texture
-        ; (var tex-num cf-f-tex-num)
-        ; (love.graphics.draw (. tex-num :t)
-        ;                     (love.graphics.newQuad cf-tx 0 1 (. tex-num :h) (. tex-num :w) (. tex-num :h))
-        ;                     i cf-ty 0 1 (/ line-height (. tex-num :h)))
-        ; (love.graphics.draw (. cf-f-tex-num :t)
-        ;                     floor-texel 
-        ;                     j i 0 1 1)
-
-        ; Step
-        (set cf-floor-x (+ cf-floor-x cf-floor-step-x))
-        (set cf-floor-y (+ cf-floor-y cf-floor-step-y))
-      )
-    )
     ; WALL CASTING
     (for [i 0 screen-width]
       ; Calculate ray position and direction
diff --git a/state.fnl b/state.fnl
index 08e0ce5..5d9854d 100644
--- a/state.fnl
+++ b/state.fnl
@@ -14,7 +14,7 @@
 ; The Map table holds the map meta-data
 ; [n] number of cells
 ; [h w] hall and wall widths
-(var map {:n 10 :h 2 :w 2})
+(var map {:n 10 :h 3 :w 4})
  
 {:getSeed (fn getSeed [] game.seed)
  :setSeed (fn setSeed [x] (set game.seed x))