Add files via upload

Author: JingShing

lua_note.md

@@ -71,3 +71,12 @@ love2D 3 main function
 >	-- display graphics on the screen
 >end
 
+## Attempt to index local 'self' (a nil value)
+
+> self.fucntion(self, dt) => self:function(dt)
+
+## Windows Distribution
+
+1. Make sure to select all scripts and assets and create a "Zip" file
+2. Rename ".zip" to ".love"
+3. Using cmd with this command    `copy /b love.exe+SuperGame.love SuperGame.exe`

pong/ball.lua

@@ -0,0 +1,57 @@
+Ball = {}
+
+function Ball:load()
+    self.x = love.graphics.getWidth() / 2
+    self.y = love.graphics.getHeight() / 2
+    self.width = 20
+    self.height = 20
+    self.speed = 200
+    self.xVel = -self.speed
+    self.yVel = 0
+end
+
+function Ball:update(dt)
+    self:move(dt)
+    self:collide()
+end
+
+function Ball:collide()
+    if checkCollision(self, Player) then
+        self.xVel = self.speed
+        local middleBall = self.y + self.height / 2
+        local middlePlayer = Player.y + Player.height / 2
+        local collisionPosion = middleBall - middlePlayer
+        self.yVel = collisionPosion * 5
+    end
+    self:checkBoundaries('vertical')
+    self:checkBoundaries('horizontal')
+end
+
+function Ball:checkBoundaries(direction)
+    if direction == 'vertical' then
+        if self.y < 0 then
+            self.y = 0
+            self.yVel = -self.yVel
+        elseif self.y + self.height > love.graphics.getHeight() then
+            self.y = love.graphics.getHeight() - self.height
+            self.yVel =  -self.yVel
+        end
+    elseif direction == 'horizontal' then
+        if self.x < 0 then
+            self.x = 0
+            self.xVel = -self.xVel
+        elseif self.x + self.width > love.graphics.getWidth() then
+            self.x = love.graphics.getWidth() - self.width
+            self.xVel =  -self.xVel
+        end
+    end
+end
+
+function Ball:move(dt)
+    self.x = self.x + self.xVel * dt
+    self.y = self.y + self.yVel * dt
+end
+
+function Ball:draw()
+    love.graphics.rectangle("fill", self.x, self.y, self.width, self.height)
+end

pong/conf.lua

@@ -0,0 +1,12 @@
+function love.conf(t)
+    t.title = "Pong"
+    -- the title of the window of the game is in (string)
+    t.version = "11.4"
+    -- The love version this game was made for (string)
+    t.console = true
+    -- attach a console (boolean, windows only)
+    t.window.width = 1280
+    -- the window width (number)
+    t.window.height = 720
+    -- the window height (number)
+end

pong/main.lua

@@ -0,0 +1,25 @@
+require('player')
+require('ball')
+
+function love.load()
+    Player:load()
+    Ball:load()
+end
+
+function love.update(dt)
+    Player:update(dt)
+    Ball:update(dt)
+end
+
+function love.draw()
+    Player:draw()
+    Ball:draw()
+end
+
+function checkCollision(a, b)
+    if a.x + a.width > b.x and a.x < b.x + b.width and a.y + a.height > b.y and a.y < b.y + b.height then
+        return true
+    else
+        return false
+    end
+end

pong/player.lua

@@ -0,0 +1,34 @@
+Player = {}
+
+function Player:load()
+    self.x = 50
+    self.y = love.graphics.getHeight() / 2
+    self.width = 20
+    self.height = 100
+    self.speed = 500
+end
+
+function Player:update(dt)
+    self:move(dt)
+    self:checkBoundaries()
+end
+
+function Player:move(dt)
+    if love.keyboard.isDown('w') then
+        self.y = self.y - self.speed * dt
+    elseif love.keyboard.isDown('s') then
+        self.y = self.y + self.speed * dt
+    end
+end
+
+function Player:checkBoundaries()
+    if self.y < 0 then
+        self.y = 0
+    elseif self.y + self.height > love.graphics.getHeight() then
+        self.y = love.graphics.getHeight() - self.height
+    end
+end
+
+function Player:draw()
+    love.graphics.rectangle("fill", self.x, self.y, self.width, self.height)
+end

pong/run.bat

@@ -0,0 +1,3 @@
+@ECHO
+
+start "" "E:\GameRelated\GameDevelop\Love2D\IDE\love-11.4-win64\love" .

windows_cube/backup/ball.lua

@@ -0,0 +1,46 @@
+Ball = {}
+
+function Ball:load()
+    self.x = love.graphics.getWidth() / 2
+    self.y = love.graphics.getHeight() / 2
+    self.width = 40
+    self.height = 40
+    self.speed = 200
+    self.xVel = -self.speed
+    self.yVel = -self.speed
+end
+
+function Ball:update(dt)
+    self:move(dt)
+    self:checkBoundaries("vertical")
+    self:checkBoundaries("horizontal")
+end
+
+function Ball:checkBoundaries(direction)
+    if direction == "vertical" then
+        if self.y < 0 then
+            self.y = 0
+            self.yVel = -self.yVel
+        elseif self.y + self.height > love.graphics.getHeight() then
+            self.y = love.graphics.getHeight() - self.height
+            self.yVel =  -self.yVel
+        end
+    elseif direction == "horizontal" then
+        if self.x < 0 then
+            self.x = 0
+            self.xVel = -self.xVel
+        elseif self.x + self.width > love.graphics.getWidth() then
+            self.x = love.graphics.getWidth() - self.width
+            self.xVel =  -self.xVel
+        end
+    end
+end
+
+function Ball:move(dt)
+    self.x = self.x + self.xVel * dt
+    self.y = self.y + self.yVel * dt
+end
+
+function Ball:draw()
+    love.graphics.rectangle("fill", self.x, self.y, self.width, self.height)
+end

windows_cube/backup/conf.lua

@@ -0,0 +1,12 @@
+function love.conf(t)
+    t.title = "Window Cube"
+    -- the title of the window of the game is in (string)
+    t.version = "11.4"
+    -- The love version this game was made for (string)
+    t.console = false
+    -- attach a console (boolean, windows only)
+    t.window.width = 1280
+    -- the window width (number)
+    t.window.height = 720
+    -- the window height (number)
+end

windows_cube/backup/main.lua

@@ -0,0 +1,13 @@
+require("ball")
+
+function love.load()
+    Ball:load()
+end
+
+function love.update(dt)
+    Ball:update(dt)
+end
+
+function love.draw()
+    Ball:draw()
+end

windows_cube/conf.lua

@@ -0,0 +1,12 @@
+function love.conf(t)
+    t.title = "Window Cube"
+    -- the title of the window of the game is in (string)
+    t.version = "11.4"
+    -- The love version this game was made for (string)
+    t.console = false
+    -- attach a console (boolean, windows only)
+    t.window.width = 1280
+    -- the window width (number)
+    t.window.height = 720
+    -- the window height (number)
+end