cargo-forge 0.1.5

An interactive Rust project generator with templates and common features
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use bevy::prelude::*;

#[cfg(target_arch = "wasm32")]
use console_error_panic_hook;

fn main() {
    #[cfg(target_arch = "wasm32")]
    console_error_panic_hook::set_once();

    App::new()
        .add_plugins(DefaultPlugins.set(WindowPlugin {
            primary_window: Some(Window {
                title: "{{ project_name }}".into(),
                resolution: (800.0, 600.0).into(),
                canvas: Some("#bevy".to_owned()),
                ..default()
            }),
            ..default()
        }))
        .add_systems(Startup, setup)
        .add_systems(Update, (rotate_cube, keyboard_input))
        .run();
}

#[derive(Component)]
struct RotatingCube;

fn setup(
    mut commands: Commands,
    mut meshes: ResMut<Assets<Mesh>>,
    mut materials: ResMut<Assets<StandardMaterial>>,
) {
    // Add a cube
    commands.spawn((
        PbrBundle {
            mesh: meshes.add(Mesh::from(shape::Cube { size: 1.0 })),
            material: materials.add(Color::rgb(0.8, 0.7, 0.6).into()),
            transform: Transform::from_xyz(0.0, 0.5, 0.0),
            ..default()
        },
        RotatingCube,
    ));

    // Add a plane
    commands.spawn(PbrBundle {
        mesh: meshes.add(shape::Plane::from_size(5.0).into()),
        material: materials.add(Color::rgb(0.3, 0.5, 0.3).into()),
        ..default()
    });

    // Add a light
    commands.spawn(PointLightBundle {
        point_light: PointLight {
            intensity: 1500.0,
            shadows_enabled: true,
            ..default()
        },
        transform: Transform::from_xyz(4.0, 8.0, 4.0),
        ..default()
    });

    // Add a camera
    commands.spawn(Camera3dBundle {
        transform: Transform::from_xyz(-2.0, 2.5, 5.0).looking_at(Vec3::ZERO, Vec3::Y),
        ..default()
    });
}

fn rotate_cube(mut query: Query<&mut Transform, With<RotatingCube>>, time: Res<Time>) {
    for mut transform in &mut query {
        transform.rotate_y(time.delta_seconds() / 2.0);
    }
}

fn keyboard_input(keys: Res<Input<KeyCode>>, mut exit: EventWriter<AppExit>) {
    if keys.just_pressed(KeyCode::Escape) {
        exit.send(AppExit);
    }
}