bevy_easings 0.19.0

Easing plugin for Bevy
Documentation 
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use bevy::{color::palettes, prelude::*};

use bevy_easings::Ease;

fn main() -> Result<(), Box<dyn std::error::Error>> {
    App::default()
        .add_plugins(DefaultPlugins)
        .add_plugins(bevy_easings::EasingsPlugin::default())
        .add_systems(Startup, setup)
        .run();

    Ok(())
}

fn setup(mut commands: Commands) {
    commands.spawn(Camera2d);

    let size = 80.;

    let spacing = 1.6;
    let screen_x = 570.;
    let screen_y = 150.;
    let mut x = -screen_x;
    let mut y = screen_y;

    for ease_function in &[
        bevy_easings::EaseFunction::QuadraticIn,
        bevy_easings::EaseFunction::QuadraticOut,
        bevy_easings::EaseFunction::QuadraticInOut,
        bevy_easings::EaseFunction::CubicIn,
        bevy_easings::EaseFunction::CubicOut,
        bevy_easings::EaseFunction::CubicInOut,
        bevy_easings::EaseFunction::QuarticIn,
        bevy_easings::EaseFunction::QuarticOut,
        bevy_easings::EaseFunction::QuarticInOut,
        bevy_easings::EaseFunction::QuinticIn,
        bevy_easings::EaseFunction::QuinticOut,
        bevy_easings::EaseFunction::QuinticInOut,
        bevy_easings::EaseFunction::SineIn,
        bevy_easings::EaseFunction::SineOut,
        bevy_easings::EaseFunction::SineInOut,
        bevy_easings::EaseFunction::CircularIn,
        bevy_easings::EaseFunction::CircularOut,
        bevy_easings::EaseFunction::CircularInOut,
        bevy_easings::EaseFunction::ExponentialIn,
        bevy_easings::EaseFunction::ExponentialOut,
        bevy_easings::EaseFunction::ExponentialInOut,
        bevy_easings::EaseFunction::ElasticIn,
        bevy_easings::EaseFunction::ElasticOut,
        bevy_easings::EaseFunction::ElasticInOut,
        bevy_easings::EaseFunction::BackIn,
        bevy_easings::EaseFunction::BackOut,
        bevy_easings::EaseFunction::BackInOut,
        bevy_easings::EaseFunction::BounceIn,
        bevy_easings::EaseFunction::BounceOut,
        bevy_easings::EaseFunction::BounceInOut,
    ] {
        commands
            .spawn(Transform::from_translation(Vec3::new(x, y, 0.)))
            .with_children(|parent| {
                parent.spawn((
                    Sprite::from_color(palettes::basic::RED, Vec2::new(size, size)),
                    Transform::default().ease_to(
                        Transform::from_rotation(Quat::from_axis_angle(
                            Vec3::Z,
                            std::f32::consts::PI / 2.,
                        )),
                        *ease_function,
                        bevy_easings::EasingType::PingPong {
                            duration: std::time::Duration::from_secs(1),
                            pause: Some(std::time::Duration::from_millis(500)),
                        },
                    ),
                ));
            });
        y -= size * spacing;
        if y < -screen_y {
            x += size * spacing;
            y = screen_y;
        }
    }
}