Finish readme, add license.

Makefile

@@ -1,11 +1,4 @@
-PLAYDATE_SDK_PATH := ~/playdate
-GAME := Crong
-
 all: build
 
-build: clean
+build:
-	mkdir -p build
+	make -C src/
-	cd src && PLAYDATE_SDK_PATH=$(PLAYDATE_SDK_PATH) $(PLAYDATE_SDK_PATH)/bin/pdc -k main.lua ../$(GAME).pdx
-
-clean:
-	rm -rf $(GAME).pdx

license.md

@@ -0,0 +1,24 @@
+Copyright 2023 Anna Rose Wiggins
+
+⚠️ WARNING! ⚠️
+☢️ 😱 DO NOT USE THIS PROGRAM. 😱 ☢️
+This program is not a program of honor.
+
+No highly esteemed function is executed here.
+
+What is here is dangerous and repulsive to us.
+
+The danger is still present, in your time, as it was in ours,
+without even the implied warranty of MERCHANTABILITY or
+FITNESS FOR A PARTICULAR PURPOSE.
+
+This program is best shunned and left unused (but it is free software,
+and you are welcome to redistribute it under certain conditions).
+😱 ☢️ DO NOT USE THIS PROGRAM. ☢️ 😱
+
+This program is licensed under the Sandia Message Public License,
+sublicense Do What The Fuck You Want To Public License, Version 2.0.
+This may be abbreviated as sandia-wtfpl.
+You may obtain a copy of the License(s) at
+https://github.com/cdanis/sandia-public-license/blob/main/LICENSE.md and
+http://www.wtfpl.net/txt/copying/

readme.md

@@ -5,3 +5,5 @@ This is an extremely simple game for the (Playdate)[https://play.date] handheld
 This is, of course, a completely novel idea and is dissimilar from any other game ever made.
 
 It was written as an excuse to learn the Playdate SDK, and is made available here in case it serves as a useful tool for basic object-oriented development in Playdate's LUA library.
+
+This is a very basic Playdate game. It has no sound, no launcher card, and an extremely minimal interface. It was written as a programming exercise, so it's not likely to get any of those. If you get a hair up your ass and want to contribute a pull request, feel free.

src/Makefile

@@ -0,0 +1,10 @@
+PLAYDATE_SDK_PATH := ~/playdate
+GAME := Crong
+
+all: build
+
+build: clean
+	PLAYDATE_SDK_PATH=$(PLAYDATE_SDK_PATH) $(PLAYDATE_SDK_PATH)/bin/pdc -k main.lua ../$(GAME).pdx
+
+clean:
+	rm -rf ../$(GAME).pdx

src/ball.lua

@@ -1,12 +1,12 @@
 import "pixie"
 
-class("Ball").extends(Pixie)
+class("Ball", {
+         direction = {x=-1, y=1},
+         speed     = 3,
+}).extends(Pixie)
 
 function Ball:init(width, height, color, x, y)
    Ball.super.init(self, width, height, color, x, y)
-   self.dirX = -1
-   self.dirY = 1
-   self.speed = 3
    return self
 end
 
@@ -15,23 +15,23 @@ function Ball:levelUp()
 end
 
 function Ball:move()
-   self:moveBy(self.dirX * self.speed,
+   self:moveBy(self.direction.x * self.speed,
-               self.dirY * self.speed)
+               self.direction.y * self.speed)
 end
 
 function Ball:setDirection(x, y)
-   x = x or self.dirX
+   x = x or self.direction.x
-   y = y or self.dirY
+   y = y or self.direction.y
-   self.dirX = x
+   self.direction.x = x
-   self.dirY = y
+   self.direction.y = y
 end
 
 function Ball:_normalizePosition()
    local changeVector = Ball.super._normalizePosition(self)
    if changeVector[1] ~= 0 then
-      self.dirX = changeVector[1]
+      self.direction.x = changeVector[1]
    end
    if changeVector[2] ~= 0 then
-      self.dirY = changeVector[2]
+      self.direction.y = changeVector[2]
    end
 end