bevy/examples/2d/sprite_flipping.rs

use bevy::prelude::*;

fn main() {
    App::build()
        .add_plugins(DefaultPlugins)
        .add_startup_system(setup.system())
        .run();
}

fn setup(
    mut commands: Commands,
    asset_server: Res<AssetServer>,
    mut materials: ResMut<Assets<ColorMaterial>>,
) {
    let texture_handle = asset_server.load("branding/icon.png");
    commands
        .spawn(OrthographicCameraBundle::new_2d())
        .spawn(SpriteBundle {
            material: materials.add(texture_handle.into()),
            sprite: Sprite {
                // Flip the logo to the left
                flip_x: true,
                // And don't flip it upside-down ( the default )
                flip_y: false,
                ..Default::default()
            },
            ..Default::default()
        });
}