Prepare for upload

1 files changed, 118 insertions, 0 deletions

diff --git a/2026/games/asrael_io/source/src/bullet.rs b/2026/games/asrael_io/source/src/bullet.rs
new file mode 100644
index 0000000..ac44f25
--- /dev/null
+++ b/2026/games/asrael_io/source/src/bullet.rs
@@ -0,0 +1,118 @@
+use crate::color::Palette;
+use crate::color::db32::{LIGHT_RED, LIME};
+use crate::math::aabb;
+use crate::sprite::Sprite;
+use crate::{GAME_H, GAME_W};
+
+use glam::Vec2;
+
+const ENEMY_BULLET_W: i32 = 2;
+const ENEMY_BULLET_H: i32 = 6;
+const PLAYER_BULLET_W: i32 = 3;
+const PLAYER_BULLET_H: i32 = 6;
+const ENEMY_SHOT_SPEED: f32 = 1.5;
+const PLAYER_SHOT_SPEED: f32 = 4.0;
+
+#[rustfmt::skip]
+const ENEMY_BULLET_PIXELS: [u8; (ENEMY_BULLET_W * ENEMY_BULLET_H) as usize] = [
+    LIME, LIME,
+    LIME, LIME,
+    LIME, LIME,
+    LIME, LIME,
+    LIME, LIME,
+    LIME, LIME,
+];
+
+#[rustfmt::skip]
+const PLAYER_BULLET_PIXELS: [u8; (PLAYER_BULLET_W * PLAYER_BULLET_H) as usize] = [
+    0,      LIGHT_RED,      0,
+    LIGHT_RED, LIGHT_RED, LIGHT_RED,
+    0,      0,           0,
+    0,      LIGHT_RED,      0,
+    0,      LIGHT_RED,      0,
+    0,      LIGHT_RED,      0,
+];
+
+pub struct Bullet {
+    angle: Option<f32>,
+    pos: Vec2,
+    vel: Vec2,
+    sprite: Sprite,
+}
+
+impl Bullet {
+    fn new(
+        pos: Vec2,
+        vel: Vec2,
+        angle: Option<f32>,
+        width: i32,
+        height: i32,
+        pixels: &[u8],
+    ) -> Self {
+        let sprite = Sprite::new(width, height, pixels.to_vec());
+
+        Self {
+            angle,
+            pos,
+            vel,
+            sprite,
+        }
+    }
+
+    pub fn aimed(from: Vec2, target: Vec2) -> Self {
+        let dir = (target - from).normalize_or_zero();
+        let vel = dir * ENEMY_SHOT_SPEED;
+        let pos = from + Vec2::new(-(ENEMY_BULLET_W as f32) / 2.0, 0.0);
+        let angle = (-dir.x).atan2(dir.y);
+
+        Self::new(
+            pos,
+            vel,
+            Some(angle),
+            ENEMY_BULLET_W,
+            ENEMY_BULLET_H,
+            &ENEMY_BULLET_PIXELS,
+        )
+    }
+
+    pub fn fired(muzzle_pos: Vec2) -> Self {
+        let pos =
+            muzzle_pos + Vec2::new(-(PLAYER_BULLET_W as f32) / 2.0, -(PLAYER_BULLET_H as f32));
+
+        Self::new(
+            pos,
+            Vec2::new(0.0, -PLAYER_SHOT_SPEED),
+            None,
+            PLAYER_BULLET_W,
+            PLAYER_BULLET_H,
+            &PLAYER_BULLET_PIXELS,
+        )
+    }
+
+    pub fn hits(&self, pos: Vec2, size: Vec2) -> bool {
+        aabb(self.pos, self.sprite.size.as_vec2(), pos, size)
+    }
+
+    pub fn offscreen(&self) -> bool {
+        self.pos.x + self.sprite.size.x as f32 <= 0.0
+            || self.pos.x >= GAME_W as f32
+            || self.pos.y + self.sprite.size.y as f32 <= 0.0
+            || self.pos.y >= GAME_H as f32
+    }
+
+    pub fn update(&mut self) {
+        self.pos += self.vel;
+    }
+
+    pub fn draw(&self, frame: &mut [u32], palette: &Palette, a: f32) {
+        let p = self.pos - self.vel * (1.0 - a);
+
+        match self.angle {
+            Some(angle) => {
+                let center = p + self.sprite.size.as_vec2() / 2.0;
+                self.sprite.draw_rotated(frame, palette, center, angle, 0);
+            }
+            None => self.sprite.draw_at(frame, palette, p.round().as_ivec2()),
+        }
+    }
+}