blob: d51fdfd7ac0175aebca0e8f740aaf4868e2fe9d8 (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
|
mod game;
mod renderer;
mod texture;
use game::Game;
use minifb::{Key, Window, WindowOptions};
use renderer::Renderer;
use std::time::Instant;
const SCREEN_W: usize = 640;
const SCREEN_H: usize = 480;
fn main() {
println!("=== DOOM-LIKE MAZE ===");
println!("Find the exit!");
println!(" W / Up — forward");
println!(" S / Down — backward");
println!(" A / D — strafe left / right");
println!(" ← / → — turn");
println!(" Esc — quit\n");
let mut game = Game::new();
let renderer = Renderer::new(SCREEN_W, SCREEN_H);
let mut window = Window::new(
"Maze — Find the Exit!",
SCREEN_W,
SCREEN_H,
WindowOptions::default(),
)
.expect("Failed to create window");
let mut framebuffer = vec![0u32; SCREEN_W * SCREEN_H];
let mut last = Instant::now();
let frame_budget = std::time::Duration::from_micros(16600); // ~60 fps
while window.is_open() && !window.is_key_down(Key::Escape) {
let frame_start = Instant::now();
let dt = (frame_start - last).as_secs_f64().min(0.1);
last = frame_start;
// ---- input ----
let move_speed = 2.8;
let turn_speed = 2.8;
let strafe_speed = 2.2;
if window.is_key_down(Key::Left) {
game.rotate(-turn_speed * dt);
}
if window.is_key_down(Key::Right) {
game.rotate(turn_speed * dt);
}
// Combine forward + strafe into one displacement (prevents two-step
// wall clipping when pressing W+D / W+A near a wall).
let fwd = if window.is_key_down(Key::W) || window.is_key_down(Key::Up) {
move_speed * dt
} else if window.is_key_down(Key::S) || window.is_key_down(Key::Down) {
-move_speed * dt
} else {
0.0
};
let strf = if window.is_key_down(Key::D) {
strafe_speed * dt
} else if window.is_key_down(Key::A) {
-strafe_speed * dt
} else {
0.0
};
game.apply_movement(fwd, strf);
// ---- win condition ----
if game.check_win() {
println!("🎉 You found the exit! Generating a new maze…");
game = Game::new();
last = Instant::now(); // avoid huge dt spike
}
// ---- render ----
renderer.render(&game, &mut framebuffer);
window
.update_with_buffer(&framebuffer, SCREEN_W, SCREEN_H)
.unwrap();
// Sleep the remainder of the frame budget (saves CPU).
let elapsed = frame_start.elapsed();
if elapsed < frame_budget {
std::thread::sleep(frame_budget - elapsed);
}
}
}
|
