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snake-rust
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Change colors, add score text all the time

This commit is contained in:
Mateusz Słodkowicz 2024-03-08 08:00:20 +00:00
parent fd37987a09
commit 13915f08e7
Signed by: materus
GPG Key ID: 28D140BCA60B4FD1
1 changed files with 47 additions and 25 deletions
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72
src/main.rs
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@ -1,5 +1,5 @@
use raylib::prelude::*;
use rand::prelude::*; use rand::prelude::*;
use raylib::prelude::*;
const WIDTH: i32 = 800; const WIDTH: i32 = 800;
const HEIGHT: i32 = 800; const HEIGHT: i32 = 800;
@ -28,15 +28,18 @@ struct Position {
y: i32, y: i32,
} }
fn gen_apple(game_data: &GameData) -> Position { fn gen_apple(game_data: &GameData) -> Position {
let mut pos: Position = Position {x:0, y:0}; let mut pos: Position = Position { x: 0, y: 0 };
let mut done = false; let mut done = false;
while !done { while !done {
done = true; done = true;
pos = Position {x: thread_rng().gen_range(0..BOARD_WIDTH), y: thread_rng().gen_range(0..BOARD_HEIGHT)}; pos = Position {
if game_data.head == pos {done = false} x: thread_rng().gen_range(0..BOARD_WIDTH),
else { y: thread_rng().gen_range(0..BOARD_HEIGHT),
for tail_seg in &game_data.tail };
{ if game_data.head == pos {
done = false
} else {
for tail_seg in &game_data.tail {
if (tail_seg.x == pos.x) && (tail_seg.y == pos.y) { if (tail_seg.x == pos.x) && (tail_seg.y == pos.y) {
done = false; done = false;
break; break;
@ -54,7 +57,7 @@ struct GameData {
last_direction: Direction, last_direction: Direction,
game_over: bool, game_over: bool,
score: u32, score: u32,
apple: Position apple: Position,
} }
fn update_game(game_data: &mut GameData) { fn update_game(game_data: &mut GameData) {
game_data.last_direction = game_data.direction; game_data.last_direction = game_data.direction;
@ -74,8 +77,7 @@ fn update_game(game_data: &mut GameData) {
} else if game_data.head.y >= BOARD_HEIGHT { } else if game_data.head.y >= BOARD_HEIGHT {
game_data.head.y = 0 game_data.head.y = 0
} }
if game_data.head == game_data.apple if game_data.head == game_data.apple {
{
game_data.apple = gen_apple(game_data); game_data.apple = gen_apple(game_data);
game_data.score += 1; game_data.score += 1;
game_data.tail.push(game_data.tail.last().copied().unwrap()); game_data.tail.push(game_data.tail.last().copied().unwrap());
@ -95,8 +97,8 @@ fn update_game(game_data: &mut GameData) {
game_data.tail[0] = old_head_pos; game_data.tail[0] = old_head_pos;
game_data.board[(old_head_pos.x + old_head_pos.y * BOARD_HEIGHT) as usize] = RectType::BODY; game_data.board[(old_head_pos.x + old_head_pos.y * BOARD_HEIGHT) as usize] = RectType::BODY;
game_data.board[(game_data.head.x + game_data.head.y * BOARD_HEIGHT) as usize] = RectType::HEAD; game_data.board[(game_data.head.x + game_data.head.y * BOARD_HEIGHT) as usize] = RectType::HEAD;
game_data.board[(game_data.apple.x + game_data.apple.y * BOARD_HEIGHT) as usize] = RectType::APPLE; game_data.board[(game_data.apple.x + game_data.apple.y * BOARD_HEIGHT) as usize] =
RectType::APPLE;
} }
fn create_game_data() -> GameData { fn create_game_data() -> GameData {
let mut game_data = GameData { let mut game_data = GameData {
@ -116,7 +118,7 @@ fn create_game_data() -> GameData {
last_direction: Direction::LEFT, last_direction: Direction::LEFT,
game_over: false, game_over: false,
score: 0, score: 0,
apple: Position {x: 0, y: 0} apple: Position { x: 0, y: 0 },
}; };
game_data.apple = gen_apple(&game_data); game_data.apple = gen_apple(&game_data);
game_data game_data
@ -172,33 +174,53 @@ fn main() {
} }
let mut d = rl.begin_drawing(&thread); let mut d = rl.begin_drawing(&thread);
d.clear_background(Color::WHITE); d.clear_background(Color::DARKGRAY);
for y in 0..BOARD_HEIGHT { for y in 0..BOARD_HEIGHT {
for x in 0..BOARD_WIDTH { for x in 0..BOARD_WIDTH {
let color: Color; let color: Option<Color>;
match game_data.board[(x + y * BOARD_WIDTH) as usize] { match game_data.board[(x + y * BOARD_WIDTH) as usize] {
RectType::HEAD => color = Color::GREEN, RectType::HEAD => color = Option::Some(Color::PURPLE),
RectType::BODY => color = Color::DARKGREEN, RectType::BODY => color = Option::Some(Color::DARKPURPLE),
RectType::APPLE => color = Color::RED, RectType::APPLE => color = Option::Some(Color::GREEN),
RectType::EMPTY => color = Color::WHITE, RectType::EMPTY => color = None,
}; };
d.draw_rectangle(x * RECT_SIZE, y * RECT_SIZE, RECT_SIZE, RECT_SIZE, color); match color {
Some(c) => {
d.draw_rectangle(x * RECT_SIZE, y * RECT_SIZE, RECT_SIZE, RECT_SIZE, c)
}
None => {}
}
} }
} }
if !game_data.game_over {
d.draw_text(
format!("Score: {}", game_data.score).as_str(),
20,
10,
20,
Color::RED,
);
}
if game_data.game_over { if game_data.game_over {
d.draw_text("Game Over", WIDTH / 2 - 100, HEIGHT / 2, 40, Color::BLACK); d.draw_text("Game Over", WIDTH / 2 - 100, HEIGHT / 2, 40, Color::WHITE);
d.draw_text( d.draw_text(
format!("Score: {}", game_data.score).as_str(), format!("Score: {}", game_data.score).as_str(),
WIDTH / 2 - 50, WIDTH / 2 - 50,
HEIGHT / 2 + 50, HEIGHT / 2 + 50,
20, 20,
Color::BLACK, Color::WHITE,
);
d.draw_text(
"Press Enter",
WIDTH / 2 - 40,
HEIGHT / 2 + 75,
10,
Color::WHITE,
); );
d.draw_text("Press Enter", WIDTH / 2 - 40, HEIGHT / 2 + 75, 10, Color::BLACK);
} }
if show_fps { if show_fps {
d.draw_text(fps.to_string().as_str(), 20, 10, 20, Color::BLUE) d.draw_text(fps.to_string().as_str(), WIDTH - 50, 10, 20, Color::BLUE)
} }
} }
} }