dynamic sprite loading

lib/assets.lua

@@ -1,11 +1,13 @@
 require 'lib.audio'
 
 local assets = {}
+local rawsprites = {}
 
 function assets.clear()
   print("ℹ️ clearing assets")
 
   sprites = {}
+  rawsprites = {}
   sound_path = {}
   music_path = {}
 end
@@ -13,8 +15,15 @@ end
 function assets.load(base)
   print("ℹ️ loading " .. base)
 
-  assets.addSprites(base)
-  print("✓ added sprites")
+  setmetatable(sprites, {__index = function(tbl, i)
+    if rawsprites[i] then return rawsprites[i] end
+    local sprite = love.graphics.newImage('assets/sprites/' .. i .. '.png')
+    rawsprites[i] = sprite
+    return sprite
+  end})
+
+  --assets.addSprites(base)
+  --print("✓ added sprites")
 
   assets.addAudio(base)
   print("✓ added audio")