Initial implementation of player and bullets.

src/main.lua

@@ -1,18 +1,53 @@
+-- Collision groups:
+-- 0x1 - walls
+-- 0x2 - player
+-- 0x4 - player bullets
+-- 0x8 - enemies
+-- 0x10 - enemy bullets
 import "CoreLibs/object"
 import "CoreLibs/graphics"
-import "CoreLibs/sprite"
+import "CoreLibs/sprites"
 import "CoreLibs/timer"
+import "kani"
 
 local gfx <const> = playdate.graphics
 
-function setup()
+local player = nil
 
+function setup()
+   player = Kani()
+   player:moveTo(16, 120)
+   player:addInputHandlers()
+   player:add()
+   makeWalls()
+   drawBackground()
+end
+
+function makeWalls()
+   makeWall(200, 0, 400, 1)
+   makeWall(0, 120, 1, 240)
+   makeWall(200, 0, 400, 1)
+   makeWall(0, 120, 1, 240)
+end
+
+function makeWall(x, y, w, h)
+   local wall = gfx.sprite.new()
+   wall:setSize(w, h)
+   wall:setCollideRect(0, 0, wall:getSize())
+   wall:setGroupMask(0x1)
+   wall:add()
+end
+
+function drawBackground()
+   local backgroundImage = gfx.image.new(400, 240, gfx.kColorWhite)
+   gfx.sprite.setBackgroundDrawingCallback(
+      function(x, y, width, height)
+         backgroundImage:draw(0, 0)
+      end
+   )
 end
 
 function playdate.update()
-
-
-   playdate.timer.updateTimers()
    gfx.sprite.update()
 end