diff options
Diffstat (limited to '2026/games_submissions/asrael_io/source/src/starfield.rs')
| -rw-r--r-- | 2026/games_submissions/asrael_io/source/src/starfield.rs | 59 |
1 files changed, 0 insertions, 59 deletions
diff --git a/2026/games_submissions/asrael_io/source/src/starfield.rs b/2026/games_submissions/asrael_io/source/src/starfield.rs deleted file mode 100644 index ab7a199..0000000 --- a/2026/games_submissions/asrael_io/source/src/starfield.rs +++ /dev/null @@ -1,59 +0,0 @@ -use crate::color::Palette; -use crate::color::db32::{BLUE, CYAN, GRAY, LIGHT_RED, LIME, PALE_BLUE, WHITE, YELLOW}; -use crate::rng::Rng; -use crate::{GAME_H, GAME_W}; - -const STAR_COLORS: [u8; 8] = [WHITE, GRAY, PALE_BLUE, CYAN, BLUE, YELLOW, LIGHT_RED, LIME]; - -struct Star { - color: u8, - speed: f32, - x: i32, - y: f32, -} - -#[derive(Default)] -pub struct Starfield { - stars: Vec<Star>, -} - -impl Starfield { - pub fn new(count: usize, rng: &mut Rng) -> Self { - let stars = (0..count) - .map(|i| { - let speed = match i % 3 { - 0 => 0.5, - 1 => 1.0, - _ => 1.5, - }; - - Star { - color: STAR_COLORS[rng.range(STAR_COLORS.len() as u32) as usize], - speed, - x: rng.range(GAME_W) as i32, - y: rng.range(GAME_H) as f32, - } - }) - .collect(); - - Self { stars } - } - - pub fn update(&mut self) { - for star in &mut self.stars { - star.y += star.speed; - if star.y >= GAME_H as f32 { - star.y -= GAME_H as f32; - } - } - } - - pub fn draw(&self, frame: &mut [u32], palette: &Palette, a: f32) { - for star in &self.stars { - let y = star.y - star.speed * (1.0 - a); - let y = (y as i32).rem_euclid(GAME_H as i32); - - frame[(y * GAME_W as i32 + star.x) as usize] = palette.at(star.color); - } - } -} |
