//! A minimal 2d example.

use bevy::{prelude::*, sprite::MaterialMesh2dBundle};
use bevy_color::palettes;
use bevy_mod_picking::prelude::*;

fn main() {
    App::new()
        .add_plugins(DefaultPlugins.set(low_latency_window_plugin()))
        .add_plugins(DefaultPickingPlugins)
        .insert_resource(DebugPickingMode::Normal)
        .add_systems(Startup, setup)
        .run();
}

/// Set up a simple 2D scene
fn setup(
    mut commands: Commands,
    mut meshes: ResMut<Assets<Mesh>>,
    mut materials: ResMut<Assets<ColorMaterial>>,
) {
    commands.spawn(Camera2dBundle::default());
    commands.spawn((
        MaterialMesh2dBundle {
            mesh: meshes.add(Rectangle::default()).into(),
            transform: Transform::default().with_scale(Vec3::splat(128.)),
            material: materials.add(ColorMaterial::from(Color::from(palettes::basic::PURPLE))),
            ..default()
        },
        PickableBundle::default(), // <- Makes the mesh pickable.
    ));
}