From bc2ecb951a837db673b13def15f2c31f7134415a Mon Sep 17 00:00:00 2001
From: Ricardo Wurmus <rekado@elephly.net>
Date: Mon, 1 Mar 2021 00:08:40 +0100
Subject: WIP

---
 scenes/death.scm | 333 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
 scenes/game.scm  | 259 +++++++++++++++++++++++++++++++++++++++++++
 scenes/intro.scm | 137 +++++++++++++++++++++++
 3 files changed, 729 insertions(+)
 create mode 100644 scenes/death.scm
 create mode 100644 scenes/game.scm
 create mode 100644 scenes/intro.scm

(limited to 'scenes')

diff --git a/scenes/death.scm b/scenes/death.scm
new file mode 100644
index 0000000..6d83637
--- /dev/null
+++ b/scenes/death.scm
@@ -0,0 +1,333 @@
+;;; The Inevitable Game
+;;; Copyright © 2018, 2021 Ricardo Wurmus <rekado@elephly.net>
+;;;
+;;; This program is free software: you can redistribute it and/or
+;;; modify it under the terms of the GNU General Public License as
+;;; published by the Free Software Foundation, either version 3 of the
+;;; License, or (at your option) any later version.
+;;;
+;;; This program is distributed in the hope that it will be useful,
+;;; but WITHOUT ANY WARRANTY; without even the implied warranty of
+;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+;;; General Public License for more details.
+;;;
+;;; You should have received a copy of the GNU General Public License
+;;; along with this program.  If not, see
+;;; <http://www.gnu.org/licenses/>.
+
+(define-module (scenes death)
+  #:use-module (chickadee)
+  #:use-module (chickadee audio)
+  #:use-module (chickadee math)
+  #:use-module (chickadee math vector)
+  #:use-module ((chickadee graphics color) #:select (make-color))
+  #:use-module (chickadee graphics font)
+  #:use-module (chickadee graphics sprite)
+  #:use-module (chickadee graphics texture)
+  #:use-module (chickadee graphics tiled)
+  #:use-module (chickadee scripting)
+  #:use-module (config)
+  #:use-module (engine assets)
+  #:use-module (characters lorenzo)
+  #:use-module (characters reaper)
+  #:use-module (utils)
+  #:use-module (ice-9 match)
+  #:use-module (srfi srfi-1)
+  #:use-module (oop goops)
+  #:export (scene))
+
+(define-asset death-map
+  (load-tile-map "assets/maps/death.tmx"))
+(define-asset vignette-image
+  (load-image "assets/images/vignette.png"))
+(define-asset fade-image
+  (load-image "assets/images/fade.png"))
+(define-asset game-font
+  (load-bitmap-font "assets/fonts/good_neighbors_starling.xml"))
+(define-asset music
+  ;; TODO: no sound if mode is 'static! 
+  (load-audio "assets/music/death.ogg" #:mode 'stream))
+
+
+(define agenda (make-agenda))
+(define fade-map-fill (make-color 0 0 0 0.0))
+(define fade-box-fill (make-color 0 0 0 0.0))
+(define death-text #false)
+(define pretend-walking? #false)
+(define *labels* '())
+
+(define texts
+  '("\
+Life waits for no one, but
+death is patient."
+
+    "\
+You have died.  Your points
+don't matter."
+
+    "\
+Death is inevitable."
+
+    "\
+The void resumes."
+
+    "\
+It did not last."
+
+    "\
+You were busy, but none of that
+matters any more."
+
+    "\
+You were mortal after all."
+
+    "\
+Nobody outruns the clock."
+
+    "\
+Life goes on, but you end here."
+
+    "\
+This is no longer your battle
+to fight.  Let go."
+
+    "\
+Life is hard, but thankfully
+quite short."))
+
+(define credits
+  '(("The Inevitable Game"
+     "Made by Ricardo Wurmus"
+     "For Lorenzo")
+    ("Sky background"
+     "by Paulina Riva (CC-BY 3.0)")
+    ("Reaper character graphics"
+     "based on \"Lil Reaper Pet\" by Tracy")
+    ("Lorenzo character graphics"
+     "Based on \"Small 3/4 RPG character base\""
+     "by Stephen Challener (Redshrike)")
+    ("Map tiles"
+     "taken from \"Zelda-like tilesets and sprites\""
+     "by ArMM1998")
+    ("Food graphics"
+     "taken from \"The Humble Food Pack\""
+     "by \"The Wise Hedgehog\"")
+    ("Font"
+     "\"Good Neighbors Starling\""
+     "by PROWNE and Clint Bellanger")
+    ("All music"
+     "composed and recorded"
+     "by Ricardo Wurmus")
+    ("Bird sounds"
+     "taken from the public domain")
+    ("Made with 100% Free Software including"
+     "- GNU Guile"
+     "- Chickadee"
+     "- Guile OpenGL"
+     "- SDL")
+    ("Thanks for enduring this game!")))
+
+(define camera-position
+  (vec2 40.0 90.0))
+
+(define world-position
+  (vec2 0.0 0.0))
+(define last-world-position
+  (vec2 0.0 0.0))
+
+(define *player* #false)
+(define *reaper* #false)
+
+
+(define (load-scene)
+  (set! death-text (list-ref texts (random (length texts))))
+  (source-stop)
+  (source-play
+   (make-source #:audio
+                (asset-ref music)
+                #:loop? #false ; TODO: loops only first chunk!
+                ))
+  
+  (set! *player* (lorenzo #:start-position
+                          (vec2 (+ (/ %width 2) 25)
+                                (- (/ %height 2) 20))
+                          #:dead? #true))
+  (update-animated-sprite *player* 0)
+  (set! (walk-speed *player*) 0.3)
+
+  (set! *reaper* (reaper #:start-position
+                          (vec2 (+ (/ %width 2) 110)
+                                (- (/ %height 2) 20))))
+  (update-animated-sprite *reaper* 0)
+  (set! (walk-speed *reaper*) 0.3)
+
+  (with-agenda
+   agenda
+   (spawn-script
+    (lambda ()
+      (wait-until (any key-pressed? '(escape q return space)))
+
+      ;; Fade out
+      (tween 60 0.0 1.0
+             (lambda (alpha)
+               (set! fade-box-fill
+                     (make-color 0 0 0 alpha))))
+      (abort-game)))
+
+   (script
+    ;; Fade in
+    (tween 15 1.0 0.0
+           (lambda (alpha)
+             (set! fade-box-fill
+                   (make-color 0 0 0 alpha))))
+
+    (tween 300 0.0 0.5
+           (lambda (alpha)
+             (set! (tint *player*)
+                   (make-color 1.0 1.0 1.0 alpha))))
+
+    (walk *player* '(right))
+    (sleep 3000)
+    (walk *player* '(right) 'stop)
+    (walk *player* '(idle-front))
+    (sleep 1900)
+    (walk *player* '(up))
+    (walk *reaper* '(up))
+    (sleep 2000)
+
+    ;; Slowly fade out the map and the top text.
+    (tween 600 0.0 1.0 (lambda (value)
+                         (set! fade-map-fill
+                               ;; That's the colour of the "black" cave tile.
+                               (make-color 0.125 0.09 0.161 value))))
+
+    (set! pretend-walking? #true)
+    (sleep 1000)
+
+    ;; Roll credits
+    (for-each 
+     (lambda (lines)
+       (let ((labels (map (lambda (line i)
+                            (make <label>
+                              #:font game-font
+                              #:text line
+                              #:visible? #true
+                              #:position
+                              (vec2 16.0 (- 180.0 (* 12 i)))))
+                          lines
+                          (iota (length lines)))))
+         (set! *labels* (append *labels* labels))
+         (sleep 3000)
+         (for-each (lambda (label)
+                     (set! (visible? label) #false))
+                   labels)))
+     credits)
+    (sleep 6000)
+
+    (for-each (lambda (text)
+                (let ((label
+                       (make <label>
+                         #:font game-font
+                         #:text text
+                         #:visible? #true
+                         #:origin (vec2 (/ %width 2)
+                                        (/ %height 2))
+                         #:position
+                         (vec2 16.0 180))))
+                  (set! *labels* (cons label *labels*))
+                  (sleep 3000)
+                  (set! (visible? label) #false)
+                  (sleep (+ (random 10000) 4000))))
+              `("There is nothing more to see here."
+                "I'm serious."
+                "What are you waiting for?"
+                "Don't waste your time!"
+                "Have you learned nothing from this game?"
+                "I've got all day, but how about you?"
+                "Look, I'm programmed to just keep going."
+                "Ugh... why are you even reading this?"
+                "Let me tell you a story..."
+                "Once upon a time, there was..."
+                ,@(let ((what '(("...a squirrel." "It had a nut allergy and died.")
+                                ("...a dolphin." "It swam too far and never returned.")
+                                ("...a stupid fish." "It drowned.")
+                                ("...a long war." "Everybody died."))))
+                    (list-ref what (random (length what))))
+                "End of story."
+                "Good night."
+                "Please just turn it off."
+                "I'm begging you."
+                "You're not listening, huh?"
+                "Well, I guess I'll just stop talking then."))))
+  (current-agenda agenda))
+
+(define (draw-scene alpha)
+  (define world-position*
+    (vec2 (round (lerp (vec2-x last-world-position)
+                       (vec2-x world-position)
+                       alpha))
+          (round (lerp (vec2-y last-world-position)
+                       (vec2-y world-position)
+                       alpha))))
+
+  (draw-tile-map (asset-ref death-map)
+                 #:position world-position*
+                 #:camera camera-position)
+
+  ;; Dead lorenzo
+  (draw-sprite
+   (texture-atlas-ref
+    (asset-ref (atlas *player*)) 23)
+   (vec2+ world-position*
+          (vec2 (/ %width 2) (- (/ %height 2) 20))))
+
+  ;; Wisdom
+  (let ((parts (string-split death-text #\newline)))
+    (map (lambda (part i)
+           (draw-text part
+                      (vec2 16.0 (- 190.0 (* 12 i)))
+                      #:font (asset-ref game-font)))
+         parts (iota (length parts))))
+
+  ;; Box for fading out map
+  (draw-sprite
+   (asset-ref fade-image)
+   (vec2 0 0)
+   #:tint fade-map-fill)
+  
+  ;; Ghost
+  (draw-animated-sprite *player* (vec2 0 0))
+
+  ;; Reaper
+  (draw-animated-sprite *reaper* world-position*)
+  
+  ;; Credits
+  (for-each (lambda (label)
+              (draw-label label alpha))
+            *labels*)
+
+  (draw-sprite (asset-ref vignette-image) (vec2 0 0))
+  
+  ;; Box for fading in/out everything
+  (draw-sprite
+   (asset-ref fade-image)
+   (vec2 0 0)
+   #:tint fade-box-fill))
+
+(define (update-scene dt)
+  (update-agenda dt)
+  (update-animated-sprite *player* dt)
+  (update-animated-sprite *reaper* dt)
+
+  ;; Move the world
+  (unless pretend-walking?
+    (vec2-copy! world-position last-world-position)
+    (vec2-add! (position *reaper*) (velocity *reaper*))
+    (vec2-sub! world-position (velocity *player*))))
+
+
+(define scene
+  `(#:name "death"
+    #:load ,load-scene
+    #:draw ,draw-scene
+    #:update ,update-scene))
diff --git a/scenes/game.scm b/scenes/game.scm
new file mode 100644
index 0000000..9f89172
--- /dev/null
+++ b/scenes/game.scm
@@ -0,0 +1,259 @@
+;;; The Inevitable Game
+;;; Copyright © 2018, 2021 Ricardo Wurmus <rekado@elephly.net>
+;;;
+;;; This program is free software: you can redistribute it and/or
+;;; modify it under the terms of the GNU General Public License as
+;;; published by the Free Software Foundation, either version 3 of the
+;;; License, or (at your option) any later version.
+;;;
+;;; This program is distributed in the hope that it will be useful,
+;;; but WITHOUT ANY WARRANTY; without even the implied warranty of
+;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+;;; General Public License for more details.
+;;;
+;;; You should have received a copy of the GNU General Public License
+;;; along with this program.  If not, see
+;;; <http://www.gnu.org/licenses/>.
+
+(define-module (scenes game)
+  #:use-module (chickadee)
+  #:use-module (chickadee audio)
+  #:use-module (chickadee math)
+  #:use-module (chickadee math easings)
+  #:use-module (chickadee math grid)
+  #:use-module (chickadee math rect)
+  #:use-module (chickadee math vector)
+  #:use-module ((chickadee graphics color) #:select (make-color))
+  #:use-module (chickadee graphics font)
+  #:use-module (chickadee graphics path)
+  #:use-module (chickadee graphics sprite)
+  #:use-module (chickadee graphics texture)
+  #:use-module (chickadee graphics tiled)
+  #:use-module (chickadee scripting)
+  #:use-module (config)
+  #:use-module (engine assets)
+  #:use-module (characters lorenzo)
+  #:use-module (characters reaper)
+  #:use-module (utils)
+  #:use-module (ice-9 match)
+  #:use-module (srfi srfi-1)
+  #:export (scene))
+
+(define-asset game-map
+  (load-tile-map "assets/maps/01.tmx"))
+(define-asset vignette-image
+  (load-image "assets/images/vignette.png"))
+(define-asset fade-image
+  (load-image "assets/images/fade.png"))
+(define-asset game-font
+  (load-bitmap-font "assets/fonts/good_neighbors_starling.xml"))
+(define-asset music
+  ;; TODO: no sound if mode is 'static! 
+  (load-audio "assets/sounds/birds.mp3" #:mode 'stream))
+
+(define location
+  (let ((positions
+         (object-layer-objects
+          (tile-map-layer-ref (asset-ref game-map) "positions")))
+        (offset (vec2 0 0)))
+    (lambda (name)
+      "Look up the location for an object with the given NAME in the
+map's positions layer."
+      (or (and=> (find (lambda (obj)
+                         (equal? (map-object-name obj) name))
+                       positions)
+                 (lambda (obj)
+                   (let ((shape (map-object-shape obj)))
+                     (vec2 (- (+ (vec2-x offset) (rect-x shape))
+                              (/ (rect-width shape) 2))
+                           (- (+ (vec2-y offset) (rect-y shape))
+                              (/ (rect-height shape) 2))))))
+          (vec2 0.0 0.0)))))
+
+(define fade-box-fill (make-color 0 0 0 1.0))
+
+(define agenda (make-agenda))
+(define last-player-position
+  (location "player"))
+(define *player-previous-keys* (list))
+(define *player* #false)
+(define *reaper* #false)
+(define *layers* #false)
+(define grid (make-grid 16))
+(define player-grid-x-offset 8)
+(define player-grid-y-offset 0)
+
+
+
+(define (load-scene)
+  (source-stop)
+  (source-play
+   (make-source #:audio
+                (asset-ref music)
+                #:loop? #false ; TODO: loops only first chunk!
+                ))
+  (set! *player* (lorenzo #:start-position
+                          (location "player")))
+  (update-animated-sprite *player* 0)
+  (grid-add grid 'player
+            (+ (vec2-x (position *player*)) player-grid-x-offset)
+            (+ (vec2-y (position *player*)) player-grid-y-offset)
+            16 16)
+  (set! (walk-speed *player*) 1.5)
+
+  (set! *reaper* (reaper #:start-position
+                         (location "reaper")))
+  (update-animated-sprite *reaper* 0)
+
+  ;; XXX: Chickadee parses the object layer incorrectly, so all
+  ;; objects are flipped vertically.  We use this to compute the
+  ;; corrected shapes of layer objects only once.
+  (set! *layers*
+        (map (lambda (layer-name)
+               (cons layer-name
+                     (map (lambda (obj)
+                            (let ((r-wrong (map-object-shape obj)))
+                              (cons obj
+                                    (make-rect (rect-x r-wrong)
+                                               (- (rect-y r-wrong) (rect-height r-wrong))
+                                               (rect-width r-wrong)
+                                               (rect-height r-wrong)))))
+                          (object-layer-objects
+                           (tile-map-layer-ref (asset-ref game-map) layer-name)))))
+             '("food" "positions" "actions" "collision")))
+
+  (for-each (lambda (barrier)
+              (let ((r (cdr barrier)))
+                (grid-add grid (map-object-id (car barrier))
+                          (rect-x r)
+                          (rect-y r)
+                          (rect-width r)
+                          (rect-height r))))
+            (assoc-ref *layers* "collision"))
+
+  (with-agenda
+   agenda
+   (spawn-script
+    (lambda ()
+      (wait-until (any key-pressed? '(escape)))
+
+      ;; Fade out
+      (tween 160 0.0 1.0
+             (lambda (alpha)
+               (set! fade-box-fill
+                     (make-color 0 0 0 alpha))))
+      (throw 'switch-scene
+             (@ (scenes death) scene))))
+   (spawn-script
+    (lambda ()
+      (forever
+       (sleep 1)
+       ;; Stop any motion in a direction when the matching key has just
+       ;; been released.
+       (let ((released (filter key-released? *player-previous-keys*)))
+         (unless (null? released)
+           (walk *player* released 'stop)))
+
+       ;; Detect newly pressed keys.
+       (let ((active (filter key-pressed? '(left right up down))))
+         (walk *player* (match active
+                          (() '(idle))
+                          (_ active)))
+         (set! *player-previous-keys* active))
+
+       ;; Update player position and respond to position-dependent
+       ;; events.
+       (let ((vel (velocity *player*)))
+         (vec2-copy! world-position last-world-position)
+         (vec2-add! world-position vel)
+
+         ;; TODO
+         ;; ;; Reset when the new position is invalid.
+         ;; (when (collides? player game "collision")
+         ;;   (vec2-sub! pos vel))
+         ;; (and=> (collides? player game (items game))
+         ;;        ;; TODO: do something to the item
+         ;;        (match-lambda
+         ;;          (() #f)
+         ;;          (items (pk items))))
+         ))))
+
+   ;; Handle background noise fade in
+   (spawn-script
+    (lambda ()
+      (tween 60 0.0 1.0
+             (lambda (a)
+               (set-source-volume! background-music a)
+               (sleep 100))
+             #:ease ease-out-sine)))
+
+   ;; Fade in
+   (script
+    (tween 60 1.0 0.0
+           (lambda (alpha)
+             (set! fade-box-fill
+                   (make-color 0 0 0 alpha))))))
+  (current-agenda agenda))
+
+(define (draw-scene alpha)
+  (define player-render-position
+    (vec2 (round (lerp (vec2-x last-player-position)
+                       (vec2-x (position *player*))
+                       alpha))
+          (round (lerp (vec2-y last-player-position)
+                       (vec2-y (position *player*))
+                       alpha))))
+
+  ;; Always centered on the player
+  (define camera
+    (let ((player-half 16))
+      (vec2- (position *player*)
+             (vec2 (- (/ %width 2) player-half)
+                   (- (/ %height 2) player-half)))))
+
+  ;; The Void
+  (draw-sprite
+   (asset-ref fade-image)
+   (vec2 0 0)
+   #:tint (make-color 0.125 0.09 0.161 1.0))
+
+  ;; The lower layers of the world
+  (draw-tile-map (asset-ref game-map)
+                 #:position (vec2 0 0)
+                 #:camera camera
+                 #:layers (list 0 1 2))
+
+  ;; Reaper
+  (draw-animated-sprite *reaper*
+                        (vec2* camera -1.0))
+
+  ;; Player
+  (draw-animated-sprite *player*
+                        (vec2* camera -1.0))
+
+  ;; The upper layer hiding items and the player.
+  (draw-tile-map (asset-ref game-map)
+                 #:position (vec2 0 0)
+                 #:camera camera
+                 #:layers (list 3))
+
+  ;; Vignette
+  (draw-sprite (asset-ref vignette-image) (vec2 0 0))
+
+  ;; Box for fading in/out everything
+  (draw-sprite
+   (asset-ref fade-image)
+   (vec2 0 0)
+   #:tint fade-box-fill))
+
+(define (update-scene dt)
+  (update-agenda dt)
+  (update-animated-sprite *player* dt)
+  (update-animated-sprite *reaper* dt))
+
+
+(define scene
+  `(#:name "game"
+    #:load ,load-scene
+    #:draw ,draw-scene
+    #:update ,update-scene))
diff --git a/scenes/intro.scm b/scenes/intro.scm
new file mode 100644
index 0000000..739abed
--- /dev/null
+++ b/scenes/intro.scm
@@ -0,0 +1,137 @@
+;;; The Inevitable Game
+;;; Copyright © 2018, 2021 Ricardo Wurmus <rekado@elephly.net>
+;;;
+;;; This program is free software: you can redistribute it and/or
+;;; modify it under the terms of the GNU General Public License as
+;;; published by the Free Software Foundation, either version 3 of the
+;;; License, or (at your option) any later version.
+;;;
+;;; This program is distributed in the hope that it will be useful,
+;;; but WITHOUT ANY WARRANTY; without even the implied warranty of
+;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+;;; General Public License for more details.
+;;;
+;;; You should have received a copy of the GNU General Public License
+;;; along with this program.  If not, see
+;;; <http://www.gnu.org/licenses/>.
+
+(define-module (scenes intro)
+  #:use-module (chickadee)
+  #:use-module (chickadee audio)
+  #:use-module (chickadee math vector)
+  #:use-module (chickadee math rect)
+  #:use-module ((chickadee graphics color) #:select (make-color))
+  #:use-module (chickadee graphics font)
+  #:use-module (chickadee graphics path)
+  #:use-module (chickadee graphics sprite)
+  #:use-module (chickadee graphics texture)
+  #:use-module (chickadee scripting)
+  #:use-module (config)
+  #:use-module (engine assets)
+  #:export (scene))
+
+(define-asset game-font
+  (load-bitmap-font "assets/fonts/good_neighbors_starling.xml"))
+(define-asset intro-bg
+  (load-image "assets/images/intro-bg.png"))
+(define-asset music
+  (load-audio "assets/music/intro.ogg" #:mode 'stream))
+
+
+(define agenda (make-agenda))
+(define fade-box-fill (make-color 1 1 1 1.0))
+(define fade-box (fill (rectangle (vec2 0 0) %width %height)))
+(define texts
+  '("\
+The void has been suspended for
+a little while. You exist now."
+    "\
+Confusion gives way to a brief
+burst of consciousness.
+Here you are. What now?"
+    "\
+The haze clears and you can see
+that you are here now. You did not
+ask for this."
+    "\
+You rise from deepest waters and
+take your first breath. You wonder:
+will this last?"
+    "\
+History yields to the present.
+The present crumbles underfoot.
+You better move."
+    "\
+A leaf has turned.
+The sunshine warms and blinds.
+The leaf begins to dry."))
+(define welcome-text #false)
+
+
+
+(define (load-scene)
+  (set! *random-state* (random-state-from-platform))
+  (set! welcome-text (list-ref texts (random (length texts))))
+  (source-play
+   (make-source #:audio
+                (asset-ref music)
+                #:loop? #false))
+
+  (with-agenda
+   agenda
+   (spawn-script
+    (lambda ()
+      (wait-until (key-pressed? 'return))
+
+      ;; Fade out
+      (tween 60 0.0 1.0
+             (lambda (alpha)
+               (set! fade-box-fill
+                     (make-color 0 0 0 alpha))))
+      (throw 'switch-scene
+             (module-ref (resolve-interface '(scenes game)) 'scene))))
+   (script
+    ;; Fade in
+    (tween 120 1.0 0.0
+           (lambda (alpha)
+             (set! fade-box-fill
+                   (make-color 1 1 1 alpha))))))
+  (current-agenda agenda))
+
+(define (draw-scene alpha)
+  ;; Background
+  (draw-sprite (asset-ref intro-bg) (vec2 0 0))
+
+  ;; Text
+  (let ((text "Press enter to start."))
+    (draw-text text
+               (let ((width (font-line-width (asset-ref game-font) text)))
+                 (vec2 (- (/ %width 2)
+                          (/ width 2))
+                       30.0))
+               #:font (asset-ref game-font)))
+
+  (let ((parts (string-split welcome-text #\newline)))
+    (for-each (lambda (part i)
+                (draw-text part
+                           (vec2 (- (/ %width 2)
+                                    (/ (font-line-width (asset-ref game-font) part) 2))
+                                 (- 120.0 (* 15 i)))
+                           #:font (asset-ref game-font)))
+              parts (iota (length parts))))
+
+  ;; Fade box
+  (draw-canvas
+   (make-canvas
+    (with-style
+     ((fill-color fade-box-fill))
+     fade-box))))
+
+(define update-scene update-agenda)
+
+
+(define scene
+  `(#:name "intro"
+    #:load ,load-scene
+    #:draw ,draw-scene
+    #:update ,update-scene))
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