//! This example demonstrates Bevy's immediate mode drawing API intended for visual debugging.

use bevy::prelude::*;

fn main() {
    App::new()
        .add_plugins(DefaultPlugins)
        .add_systems(Startup, setup)
        .add_systems(Update, system)
        .run();
}

fn setup(mut commands: Commands) {
    commands.spawn(Camera3dBundle {
        transform: Transform::from_xyz(0., 1.5, 6.).looking_at(Vec3::ZERO, Vec3::Y),
        ..default()
    });
    // 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()
    });
}

fn system(mut gizmos: Gizmos) {
    gizmos.cuboid(
        Transform::from_translation(Vec3::Y * 0.5).with_scale(Vec3::splat(1.)),
        Color::BLACK,
    );
}