Spawn logic

src/movable.rs

@@ -17,6 +17,17 @@ pub struct Movable {
     pub max_rotation_speed: f32,
 }
 
+impl Movable {
+    pub fn new(max_linear_speed: f32, max_rotation_speed: f32) -> Movable {
+        Movable {
+            linear_speed: 0.,
+            rotation_speed: 0.,
+            max_linear_speed: max_linear_speed,
+            max_rotation_speed: max_rotation_speed,
+        }
+    }
+}
+
 fn movement_system(time: Res<Time>, query: Query<(&Movable, &mut Transform)>) {
     for (movable, mut transform) in query {
         transform.rotate_z(movable.rotation_speed * time.delta_secs());

src/ships/enemy.rs

@@ -1,4 +1,16 @@
 use bevy::prelude::*;
 
+use crate::{collision::Collider, movable::Movable};
+
 #[derive(Component)]
 pub struct Enemy;
+
+pub fn spawn_enemy(commands: &mut Commands, sprite: Handle<Image>, at: Vec2) {
+    commands.spawn((
+        Enemy,
+        Collider::new(8.),
+        Movable::new(500., f32::to_radians(360.)),
+        Sprite::from(sprite),
+        Transform::from_xyz(at.x, at.y, 0.),
+    ));
+}

src/ships/mod.rs

@@ -6,5 +6,19 @@ pub mod player;
 pub struct ShipsPlugin;
 
 impl Plugin for ShipsPlugin {
-    fn build(&self, app: &mut bevy::app::App) {}
+    fn build(&self, app: &mut bevy::app::App) {
+        app.insert_resource(Time::<Fixed>::from_hz(60.))
+            .add_systems(Startup, startup)
+            .add_systems(FixedUpdate, player::player_movement_system);
+    }
+}
+
+fn startup(mut commands: Commands, asset_server: Res<AssetServer>) {
+    let player_sprite: Handle<Image> = asset_server.load("player.png");
+    let enemy_sprite: Handle<Image> = asset_server.load("enemy.png");
+
+    commands.spawn(Camera2d);
+
+    player::spawn_player(&mut commands, player_sprite, Vec2::new(0., 0.));
+    enemy::spawn_enemy(&mut commands, enemy_sprite.clone(), Vec2::new(100., 100.));
 }

src/ships/player.rs

@@ -1,4 +1,4 @@
-use crate::movable::Movable;
+use crate::{collision::Collider, movable::Movable};
 use bevy::prelude::*;
 
 #[derive(Component)]
@@ -6,6 +6,16 @@ pub struct Player {
     pub(super) acceleration: f32,
 }
 
+pub fn spawn_player(commands: &mut Commands, sprite: Handle<Image>, at: Vec2) {
+    commands.spawn((
+        Player { acceleration: 100. },
+        Collider::new(8.),
+        Movable::new(500., f32::to_radians(360.)),
+        Sprite::from(sprite),
+        Transform::from_xyz(at.x, at.y, 0.),
+    ));
+}
+
 pub(super) fn player_movement_system(
     time: Res<Time>,
     keyboard_input: Res<ButtonInput<KeyCode>>,