Game finished

README.md

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+# Atari Breakout clone
+
+A game made on gamedev dungeon over ~1.5 hours
+
+## Assets - credits
+
+- Sounds by Kenney ([link](https://kenney.nl/assets/impact-sounds))
+- Jirka image stolen from Garrigue games discord
+
+---
+
+Vojtěch Struhár, 2.9.2024

main.lua

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+player = {
+    position = { x = 0, y = 0 },
+    width = 100,
+    height = 10,
+    moving_left = false,
+    moving_right = false,
+    -- Returns 2 values, x and y!
+    getCenter = function()
+        return player.position.x + player.width / 2, player.position.y + player.height / 2
+    end
+}
+
+settings = {
+    player_speed = 8,
+    ball_speed = 5,
+
+    block_rows = 1,
+    block_cols = 3,
+
+    block_height = 15,
+    block_offset_x = 30,
+    block_offset_y = 80,
+    block_gap = 5,
+
+    collision_margin = 2 -- kinda tied to ball radius lol
+}
+
+game = {
+    ball = {
+        position = { x = 0, y = 0 },
+        velocity = { dx = 0, dy = 0 },
+        radius = 5
+    },
+    score = 0,
+    -- Array of breakable blocks, generated on load!
+    blocks = {},
+    is_playing = true,
+}
+
+media = {}
+
+function love.load()
+    media.jirka = love.graphics.newImage("jirka.png")
+    media.impact = love.audio.newSource("impact.ogg", "static")
+    media.impact_wall = love.audio.newSource("impact_wall.ogg", "static")
+    media.impact_player = love.audio.newSource("impact_player.ogg", "static")
+
+    -- place the player
+    player.position.x = love.graphics.getWidth() / 2
+    player.position.y = love.graphics.getHeight() - 30
+
+    -- place the ball
+    local px, py = player.getCenter()
+    game.ball.position.x = px
+    game.ball.position.y = py - player.height
+    game.ball.velocity.dx = (love.math.random() - 0.5) * settings.ball_speed
+    game.ball.velocity.dy = -settings.ball_speed
+
+    -- Setup block variables
+    local cur_x = settings.block_offset_x
+    local cur_y = settings.block_offset_y
+    local gap = settings.block_gap
+    local block_width = (love.graphics.getWidth() - cur_x * 2 - gap * (settings.block_cols - 1)) / settings.block_cols
+    -- Generate the actual blocks
+    for row = 1, settings.block_rows do
+        for col = 1, settings.block_cols do
+            table.insert(game.blocks, {
+                x = cur_x,
+                y = cur_y,
+                width = block_width,
+                height = settings.block_height,
+                color = {
+                    r = math.max(love.math.random(), 0.2),
+                    g = math.max(love.math.random(), 0.2),
+                    b = math.max(love.math.random(), 0.2)
+                },
+                active = true -- This is turned off when a box is hit
+            })
+            cur_x = cur_x + block_width + gap
+        end
+        cur_y = cur_y + settings.block_height + gap
+        cur_x = settings.block_offset_x
+    end
+end
+
+function love.update()
+    if game.is_playing == false then
+        return
+    end
+
+    if player.moving_left then
+        player.position.x = player.position.x - settings.player_speed
+    end
+    if player.moving_right then
+        player.position.x = player.position.x + settings.player_speed
+    end
+
+    local b = game.ball
+
+    -- move ball
+    b.position.x = b.position.x + b.velocity.dx
+    b.position.y = b.position.y + b.velocity.dy
+
+    -- Check wall collisions
+    if b.position.x <= settings.collision_margin then
+        b.velocity.dx = -b.velocity.dx
+        media.impact_wall:stop()
+        media.impact_wall:play()
+    end
+    if b.position.x >= love.graphics.getWidth() - settings.collision_margin then
+        b.velocity.dx = -b.velocity.dx
+        media.impact_wall:stop()
+        media.impact_wall:play()
+    end
+    if b.position.y <= settings.collision_margin then
+        -- ceiling hit
+        b.velocity.dy = -b.velocity.dy
+        media.impact_wall:stop()
+        media.impact_wall:play()
+    end
+
+    -- player collision
+    local player_block = {
+        x = player.position.x,
+        y = player.position.y,
+        width = player.width,
+        height = player.height
+    }
+    if checkCollision(player_block, game.ball) then
+        media.impact_player:play()
+        b.velocity.dy = -b.velocity.dy
+        local cx, cy = player.getCenter()
+        local distance_from_center = b.position.x - cx
+        game.ball.velocity.dx = (distance_from_center / (player.width / 2)) * settings.ball_speed
+    end
+
+
+    -- Check box collisions
+    for _, block in ipairs(game.blocks) do
+        if block.active then
+            local dist_x = block.x - b.position.x
+            local dist_y = block.y - b.position.y
+            if checkCollision(block, game.ball) then
+                block.active = false
+                media.impact:stop()
+                media.impact:play()
+
+                game.score = game.score + 1
+
+                -- block hit horizontal
+                if b.position.x > (block.x + block.width) or b.position.x < block.x then
+                    b.velocity.dx = -b.velocity.dx
+                else -- b.position.y > (block.y + block.height) or b.position.y < block.y then
+                    b.velocity.dy = -b.velocity.dy
+                end
+            end
+        end
+    end
+
+    -- GAME OVER
+    if b.position.y > love.graphics.getHeight() then
+        love.event.quit(0)
+    end
+
+    -- WIN GAME??
+    if game.score == #game.blocks then
+        game.is_playing = false
+    end
+end
+
+function love.draw()
+    if game.is_playing == false then
+        love.graphics.clear(0.1, 0.9, 0.3, 1)
+        love.graphics.setColor(0, 0, 0, 1)
+        love.graphics.print("YOU WON! GOOD JOB!", love.graphics.getWidth() / 2, love.graphics.getHeight() / 2)
+        love.graphics.print(
+            "Press space to play again", love.graphics.getWidth() / 2, (love.graphics.getHeight() / 2) + 30
+        )
+        love.graphics.setColor(255, 255, 255, 255) -- white?
+        love.graphics.draw(media.jirka,
+            (love.graphics.getWidth() / 2) - 150,
+            (love.graphics.getHeight() / 2) - 70)
+
+        return
+    end
+    love.graphics.setColor(1, 1, 1, 1) -- white
+    love.graphics.clear()
+
+    love.graphics.print("Score: " .. tostring(game.score), 10, 10)
+
+    love.graphics.rectangle("fill", player.position.x, player.position.y, player.width, player.height)
+
+    -- draw the ball
+    love.graphics.circle("fill", game.ball.position.x, game.ball.position.y, game.ball.radius)
+
+    -- draw the blocks
+    for _, block in ipairs(game.blocks) do
+        if block.active then
+            love.graphics.setColor(block.color.r, block.color.g, block.color.b)
+            love.graphics.rectangle("fill", block.x, block.y, block.width, block.height, 4, 4)
+        end
+    end
+end
+
+-- INPUT HANDLING
+
+function love.keypressed(key)
+    if key == "left" or key == "a" then
+        player.moving_left = true
+    end
+    if key == "right" or key == "d" then
+        player.moving_right = true
+    end
+end
+
+function love.keyreleased(key)
+    if key == "left" or key == "a" then
+        player.moving_left = false
+    end
+    if key == "right" or key == "d" then
+        player.moving_right = false
+    end
+
+    if game.is_playing == false and key == "space" then
+        resetGame()
+        game.is_playing = true
+    end
+end
+
+-- UTILS
+
+function checkCollision(box, ball)
+    local closestX = math.max(box.x, math.min(ball.position.x, box.x + box.width))
+    local closestY = math.max(box.y, math.min(ball.position.y, box.y + box.height))
+
+    local distanceX = ball.position.x - closestX
+    local distanceY = ball.position.y - closestY
+
+    local distanceSquared = (distanceX * distanceX) + (distanceY * distanceY)
+
+    return distanceSquared < (ball.radius * ball.radius)
+end
+
+function resetGame()
+    -- Remove all blocks
+    for k in pairs(game.blocks) do
+        game.blocks[k] = nil
+    end
+    -- reset score
+    game.score = 0
+
+    -- Reload
+    love.load()
+end

run.sh

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+#!/usr/bin/env bash
+
+# `love` here is the Love2D executable (installed with homebrew, so it's linked)
+# https://www.love2d.org/wiki/Getting_Started
+
+open -n -a love "/Users/vojtechstruhar/Development/LuaProjects/love-gdungeon"