add bullet actor

asteroids/actors.lua

@@ -1,3 +1,4 @@
+local love = require("love")
 local phys = require("phys")
 local inspect = require("inspect")
 
@@ -26,8 +27,53 @@ function actors.buildActors(game)
         return instance
     end
 
+    function asteroids:draw()
+        local width = self.sprite:getWidth()
+        local height = self.sprite:getHeight()
+        love.graphics.push()
+        love.graphics.setColor(1, 1, 1)
+        local scale = 2 * self.radius / math.max(width, height)
+        love.graphics.draw(self.sprite,
+            self.x,
+            self.y,
+            self.facing,
+            scale,
+            scale,
+            width / 2,
+            height / 2
+        )
+        love.graphics.pop()
+    end
+
+    local bullets = {}
+    local bullets_mt = { __index = bullets }
+
+    function bullets.new(bullet)
+        local instance = {
+            spin = 0,
+        }
+        for k, v in pairs(game.ship.bullet) do
+            instance[k] = v
+        end
+        for k, v in pairs(bullet) do
+            instance[k] = v
+        end
+        instance.sound = love.audio.newSource(game.ship.bullet.sound)
+        instance.timeLeft = instance.time
+        setmetatable(instance, bullets_mt)
+        return instance
+    end
+
+    function bullets:draw()
+        love.graphics.push()
+        love.graphics.setColor(0, 1, 0)
+        love.graphics.circle('fill', self.x, self.y, self.radius)
+        love.graphics.pop()
+    end
+
     return {
         asteroids = asteroids,
+        bullets = bullets,
     }
 end