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494 lines
19 KiB
494 lines
19 KiB
use sfml::graphics::*;
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use sfml::window::*;
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use sfml::system::*;
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use sfml::audio::*;
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use rand::seq::SliceRandom;
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use gcd::Gcd;
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use std::io::Write;
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mod structs;
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use structs::*;
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mod config;
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use config::*;
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pub fn audio(name: &str) -> String {
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format!("{RES_AUDIO_PATH}/{name}.wav")
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}
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pub fn texture(name: &str) -> String {
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format!("{RES_TEXTURES_PATH}/{name}.png")
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}
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fn get_level(lines: u32) -> u32 {
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return std::cmp::min(lines / LINES_PER_LEVEL, 15);
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}
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fn get_update_interval(level: u32) -> u32 {
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// From Tetris Worlds, see https://harddrop.com/wiki/Tetris_Worlds#Gravity
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((0.8 - (level as i32 - 1) as f32 * 0.007).powi(level as i32 - 1) * 1000.0) as u32
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}
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fn main() {
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let context_settings = ContextSettings::default();
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let mut window = RenderWindow::new(
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VideoMode::new(WINDOW_WIDTH, WINDOW_HEIGHT, 16),
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"septadrop",
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Style::TITLEBAR | Style::CLOSE,
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&context_settings
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);
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window.set_framerate_limit(FPS);
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window.set_key_repeat_enabled(false);
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let icon = Image::from_file(&texture("icon")).unwrap();
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{
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let Vector2u { x: width, y: height } = icon.size();
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window.set_icon(width, height, icon.pixel_data());
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}
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let mut thread_rng = rand::thread_rng();
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let block_types = BlockType::init_list();
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let mut random_block = || Block::new(block_types.choose(&mut thread_rng).unwrap());
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let mut block = random_block();
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let mut next_block = random_block();
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// Default::default() initializes all array cells to None (no block)
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let mut grid: [[Option<&TileType>; GRID_WIDTH as usize]; GRID_HEIGHT as usize] = Default::default();
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let blocks_texture = Texture::from_file(&texture("blocks")).unwrap();
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let mut sprite = Sprite::with_texture(&blocks_texture);
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let background_texture = Texture::from_file(&texture("background")).unwrap();
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let background = Sprite::with_texture(&background_texture);
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let number_renderer = NumberRenderer::default();
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let mut paused_clear = RectangleShape::new();
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paused_clear.set_fill_color(Color::rgb(81, 62, 69));
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let paused_texture = Texture::from_file(&texture("paused")).unwrap();
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let paused_text = {
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let mut paused_text = Sprite::with_texture(&paused_texture);
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let paused_texture_size = paused_texture.size();
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paused_text.set_position(Vector2f::new(
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PLAYFIELD_X as f32 + (GRID_WIDTH as f32 * TILE_SIZE as f32 / 2.0) - paused_texture_size.x as f32 / 2.0,
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PLAYFIELD_Y as f32 + (GRID_HEIGHT as f32 * TILE_SIZE as f32 / 2.0) - paused_texture_size.y as f32 / 2.0
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));
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paused_text
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};
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let highscore_file_path = home::home_dir().unwrap().join(".septadrop");
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let mut highscore: u32;
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if highscore_file_path.exists() {
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highscore = std::fs::read_to_string(&highscore_file_path).unwrap().trim().parse::<u32>().unwrap();
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let point_gcd = POINTS_1_LINE
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.gcd(POINTS_2_LINES)
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.gcd(POINTS_3_LINES)
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.gcd(POINTS_4_LINES);
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if highscore % point_gcd != 0 {
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println!("It seems your system is misconfigured. Please see this guide for fixing the issue: https://www.youtube.com/watch?v=dQw4w9WgXcQ");
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return;
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}
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} else {
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let mut highscore_file = std::fs::File::create(&highscore_file_path).unwrap();
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write!(&mut highscore_file, "0").unwrap();
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highscore = 0;
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}
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let mut score: u32 = 0;
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let mut lines: u32 = 0;
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let mut blocks: u32 = 0;
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let mut tiles: u32 = 0;
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let mut update_interval = get_update_interval(0);
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let mut rotate = false;
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let mut move_left = false;
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let mut move_right = false;
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let mut move_left_immediate = false;
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let mut move_right_immediate = false;
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let mut fast_forward = false;
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let mut snap = false;
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let mut paused = false;
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let mut paused_from_lost_focus = false;
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let mut update_clock = Clock::default();
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let mut move_clock = Clock::default();
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let mut pause_clock = Clock::default();
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let mut pause_offset: u32 = 0;
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let mut toggle_pause = false;
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// https://sfxr.me/#57uBnWWZeyDTsBRrJsAp2Vwd76cMVrdeRQ7DirNQW5XekKxcrCUNx47Zggh7Uqw4R5FdeUpyk362uhjWmpNHmqxE7JBp3EkxDxfJ1VjzMRpuSHieW6B5iyVFM
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let rotate_buffer = SoundBuffer::from_file(&audio("rotate")).unwrap();
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let mut rotate_sound = Sound::with_buffer(&rotate_buffer);
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// https://sfxr.me/#57uBnWTMa2LUtaPa3P8xWZekiRxNwCPFWpRoPDVXDJM9KHkiGJcs6J62FRcjMY5oVNdT73MtmUf5rXCPvSZWL7AZuTRWWjKbPKTpZjT85AcZ6htUqTswkjksZ
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let snap_buffer = SoundBuffer::from_file(&audio("snap")).unwrap();
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let mut snap_sound = Sound::with_buffer(&snap_buffer);
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// https://sfxr.me/#57uBnWbareN7MJJsWGD8eFCrqjikS9f8JXg8jvmKzMdVtqmRsb81eToSUpnkqgFhvxD2QoAjpw4SmGZHZjbhEiPQKetRSHCHXYFZzD7Q6RVVS9CRSeRAb6bZp
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let game_over_buffer = SoundBuffer::from_file(&audio("game_over")).unwrap();
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let mut game_over_sound = Sound::with_buffer(&game_over_buffer);
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// https://sfxr.me/#7BMHBGMfGk8EHV8czJkUucUm8EMAnMNxiqYyTfKkMpHFJu44GEdD7xP6E8NM3K7RKRExTpagPBAiWf7BLtC52CEWJVGHh8hwDLygoEG86tcPth2UtmfdrXLoh
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let row_clear_buffer = SoundBuffer::from_file(&audio("row_clear")).unwrap();
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let mut row_clear_sound = Sound::with_buffer(&row_clear_buffer);
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// https://sfxr.me/#57uBnWg8448kTPqWAxeDvZ5CP5JWbrfJGWuRcTjva5uX3vvBnEAZ6SfiH9oLKMXgsusuJwGWx6KPfvLfHtqnhLxr476ptGv4jPbfNhQaFMYeMHFdHk9SotQ4X
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let level_up_buffer = SoundBuffer::from_file(&audio("level_up")).unwrap();
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let mut level_up_sound = Sound::with_buffer(&level_up_buffer);
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// https://sfxr.me/#34T6PkzvrkfdahGDBAh1uYGXTwZ8rG54kxfHpgdVCPxqG7yyK5UuqgiK9Z8Q5177itxbkSNfLSHm4zTkemT4iyxJpW89VJx82feaq8qxZeA5AJR2nWZZR59hq
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let new_highscore_buffer = SoundBuffer::from_file(&audio("new_highscore")).unwrap();
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let mut new_highscore_sound = Sound::with_buffer(&new_highscore_buffer);
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while window.is_open() {
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loop {
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match window.poll_event() {
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Some(event) => match event {
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Event::Closed => {
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window.close();
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break;
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},
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Event::GainedFocus => {
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if paused && paused_from_lost_focus {
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toggle_pause = true;
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}
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},
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Event::LostFocus => {
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if !paused {
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toggle_pause = true;
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paused_from_lost_focus = true;
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}
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},
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Event::KeyPressed { code, alt: _, ctrl: _, shift: _, system: _ } => {
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match code {
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Key::ESCAPE => toggle_pause = true,
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Key::SPACE => snap = !paused,
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Key::UP => rotate = !paused,
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Key::DOWN => fast_forward = !paused,
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Key::LEFT => {
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move_left = !paused;
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move_left_immediate = !paused;
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move_clock.restart();
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},
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Key::RIGHT => {
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move_right = !paused;
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move_right_immediate = !paused;
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move_clock.restart();
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}
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_ => {}
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}
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},
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Event::KeyReleased { code, alt: _, ctrl: _, shift: _, system: _ } => {
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match code {
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Key::DOWN => fast_forward = false,
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Key::LEFT => move_left = false,
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Key::RIGHT => move_right = false,
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_ => {}
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}
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}
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_ => {},
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},
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None => break
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}
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}
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if toggle_pause {
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paused = !paused;
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if paused {
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pause_clock.restart();
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paused_clear.set_position(Vector2f::new(
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PLAYFIELD_X as f32,
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PLAYFIELD_Y as f32
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));
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paused_clear.set_size(Vector2f::new(
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(GRID_WIDTH * TILE_SIZE) as f32,
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(GRID_HEIGHT * TILE_SIZE) as f32
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));
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window.draw(&paused_clear);
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let size = Vector2f::new(
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(NEXT_WIDTH * TILE_SIZE) as f32,
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(NEXT_HEIGHT * TILE_SIZE) as f32
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);
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paused_clear.set_position(Vector2f::new(
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NEXT_X as f32,
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NEXT_Y as f32
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) - size / 2.0);
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paused_clear.set_size(size);
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window.draw(&paused_clear);
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window.draw(&paused_text);
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window.display();
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} else {
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pause_offset = pause_clock.elapsed_time().as_milliseconds() as u32;
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}
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toggle_pause = false;
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}
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if paused {
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// window.display() is where SFML implements frame rate limiting
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// If we don't run this here, then when paused septadrop will max out the thread
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window.display();
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continue;
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}
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let is_update_frame =
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update_clock.elapsed_time().as_milliseconds() - pause_offset as i32 >
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if fast_forward {
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std::cmp::min(update_interval, MAX_FAST_FORWARD_INTERVAL)
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} else {
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update_interval
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} as i32;
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if is_update_frame {
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update_clock.restart();
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}
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let is_move_frame =
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move_clock.elapsed_time().as_milliseconds() - pause_offset as i32 >
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MOVE_FRAME_INTERVAL as i32;
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if is_move_frame {
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move_clock.restart();
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}
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pause_offset = 0;
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// Rotation
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if rotate {
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block.rotation_state += 1;
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// Check to see if new rotation state is overlapping any tiles
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let mut offset_required: i32 = 0;
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for tile in block.get_tiles().iter() {
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if grid[tile.y as usize][tile.x as usize].is_some() {
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// Can't wall kick off of blocks
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block.rotation_state -= 1;
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break;
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}
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if tile.x <= 0 {
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let potential_offset = -tile.x;
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if potential_offset > offset_required.abs() {
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offset_required = potential_offset;
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}
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} else if tile.x >= GRID_WIDTH as i32 {
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let potential_offset = GRID_WIDTH as i32 - tile.x - 1;
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if -potential_offset > offset_required.abs() {
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offset_required = potential_offset;
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}
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}
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}
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block.position.x += offset_required;
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rotate = false;
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rotate_sound.play();
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}
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// Horizontal movement
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{
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let mut movement = 0;
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if move_left_immediate || (is_move_frame && move_left) {
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movement -= 1;
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move_left_immediate = false;
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}
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if move_right_immediate || (is_move_frame && move_right) {
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movement += 1;
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move_right_immediate = false;
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}
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if movement != 0 {
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for (i, tile) in block.get_tiles().iter().enumerate().rev() {
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if tile.x + movement < 0 || tile.x + movement >= GRID_WIDTH as i32 || grid[tile.y as usize][(tile.x + movement) as usize].is_some() {
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break;
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}
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if i == 0 {
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/*
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We're going through all the blocks backwards,
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so the first element is last.
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(Only for .enumerate().rev(), not .rev().enumerate(),
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since .enumerate() is what adds indexes.)
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If we managed to get through all of the tiles without breaking,
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(haven't found anything that obstructs any tile),
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we can finally add the movement.
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*/
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block.position.x += movement;
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}
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}
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}
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}
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// Snapping
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let snap_offset = {
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let mut snap_offset = 0;
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'outer: loop {
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for tile in block.get_tiles().iter() {
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let y = tile.y + snap_offset;
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if y >= GRID_HEIGHT as i32 || grid[y as usize][tile.x as usize].is_some() {
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snap_offset -= 1;
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break 'outer;
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}
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}
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snap_offset += 1;
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}
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snap_offset
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};
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let mut landed = snap;
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if snap {
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block.position.y += snap_offset;
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snap = false;
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snap_sound.play();
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} else if is_update_frame { // Land checking
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for tile in block.get_tiles().iter() {
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if tile.y == GRID_HEIGHT as i32 - 1 || grid[tile.y as usize + 1][tile.x as usize].is_some() {
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landed = true;
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break;
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}
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}
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}
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let landed = landed; // remove mutability
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// Clear window
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// Normally, one would run window.clear(),
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// but the background image covers the entire window.
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window.draw(&background);
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// Draw block
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if !landed {
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for tile in block.get_tiles().iter() {
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let snap_y = tile.y + snap_offset;
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sprite.set_texture_rect(&block.block_type.tile_type.texture_rect);
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sprite.set_position(Vector2f::new(
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(PLAYFIELD_X as i32 + tile.x * TILE_SIZE as i32) as f32,
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(PLAYFIELD_Y as i32 + tile.y * TILE_SIZE as i32) as f32
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));
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window.draw(&sprite);
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sprite.set_texture_rect(&block.block_type.tile_type.ghost_texture_rect);
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sprite.set_position(Vector2f::new(
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(PLAYFIELD_X as i32 + tile.x * TILE_SIZE as i32) as f32,
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(PLAYFIELD_Y as i32 + snap_y * TILE_SIZE as i32) as f32
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));
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window.draw(&sprite);
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}
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}
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// Draw next block
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{
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let next_block_tiles = next_block.get_tiles();
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// This is assuming the next block spawns unrotated.
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// Refactoring is needed if random rotations are added
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let x_offset = next_block.block_type.width * TILE_SIZE / 2;
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let y_offset = (next_block.block_type.height + next_block.block_type.starting_line * 2) * TILE_SIZE / 2;
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for tile in next_block_tiles.iter() {
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sprite.set_texture_rect(&next_block.block_type.tile_type.texture_rect);
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sprite.set_position(Vector2f::new(
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(NEXT_X + (tile.x - next_block.position.x) as u32 * TILE_SIZE - x_offset) as f32,
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(NEXT_Y + (tile.y - next_block.position.y) as u32 * TILE_SIZE - y_offset) as f32
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));
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window.draw(&sprite);
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}
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}
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// Landing (transferring block to grid and reinitializing)
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if landed {
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tiles += block.get_tiles().len() as u32;
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blocks += 1;
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for tile in block.get_tiles().iter() {
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grid[tile.y as usize][tile.x as usize] = Some(&block.block_type.tile_type);
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}
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let mut cleared_lines = 0;
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for y in 0..GRID_HEIGHT {
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let mut completed = true;
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for x in 0..GRID_WIDTH {
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if grid[y as usize][x as usize].is_none() {
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completed = false;
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break;
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}
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}
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if !completed {
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continue;
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}
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for z in (0..y).rev() {
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let z = z as usize;
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for x in 0..GRID_WIDTH {
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let x = x as usize;
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grid[z + 1][x] = grid[z][x];
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}
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}
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cleared_lines += 1;
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}
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let mut scored = match cleared_lines {
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0 => 0,
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1 => POINTS_1_LINE,
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2 => POINTS_2_LINES,
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3 => POINTS_3_LINES,
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_ => POINTS_4_LINES
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};
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if scored > 0 {
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let level = get_level(lines);
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scored *= level + 1;
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if score + scored > highscore && score < highscore {
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new_highscore_sound.play();
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}
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score += scored;
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lines += cleared_lines;
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let new_level = get_level(lines);
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if level != new_level {
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level_up_sound.play();
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}
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if score > highscore {
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highscore = score;
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let mut file = std::fs::OpenOptions::new()
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.write(true)
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.open(&highscore_file_path)
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.unwrap();
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file.write_all(highscore.to_string().as_bytes()).unwrap();
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file.flush().unwrap();
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}
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update_interval = get_update_interval(new_level);
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row_clear_sound.play();
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}
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for tile in next_block.get_tiles().iter() {
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if grid[tile.y as usize][tile.x as usize].is_some() {
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score = 0;
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lines = 0;
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blocks = 0;
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tiles = 0;
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grid = Default::default(); // reset grid
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update_interval = get_update_interval(0);
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game_over_sound.play();
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next_block = random_block();
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break;
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}
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}
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block = next_block;
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next_block = random_block();
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} else if is_update_frame {
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block.position.y += 1;
|
|
}
|
|
|
|
// Drawing grid
|
|
for y in 0..GRID_HEIGHT {
|
|
for x in 0..GRID_WIDTH {
|
|
let tile_type = grid[y as usize][x as usize];
|
|
if tile_type.is_none() {
|
|
continue;
|
|
}
|
|
let tile_type = tile_type.unwrap();
|
|
sprite.set_texture_rect(&tile_type.texture_rect);
|
|
sprite.set_position(Vector2f::new(
|
|
(PLAYFIELD_X + x * TILE_SIZE) as f32,
|
|
(PLAYFIELD_Y + y * TILE_SIZE) as f32
|
|
));
|
|
window.draw(&sprite);
|
|
}
|
|
}
|
|
|
|
number_renderer.render(&mut window, score, 477, 162);
|
|
number_renderer.render(&mut window, highscore, 477, 202);
|
|
number_renderer.render(&mut window, lines, 477, 242);
|
|
number_renderer.render(&mut window, get_level(lines), 477, 282);
|
|
number_renderer.render(&mut window, blocks, 477, 322);
|
|
number_renderer.render(&mut window, tiles, 477, 362);
|
|
|
|
window.display();
|
|
}
|
|
}
|