Flipping a sprite horizontally – the DIY approach

Perhaps the simplest 2D animation is a simple flip, from facing left to facing right, or facing up to facing down, and so on. In this recipe, we'll add a cute bug sprite to the scene, and write a short script to flip its horizontal direction when the Left and Right arrow keys are pressed:

Getting ready

For this recipe, we have prepared the image you need in a folder named Sprites in folder 08_01.

How to do it...

To flip an object horizontally with arrow key presses, follow these steps:

1. Create a new Unity 2D project.

Note

If you are working in a project that was originally created in 3D, you can change the default project behavior (for example, new Sprite Textures and Scene mode) to 2D via menu: Edit | Project Settings | Editor, then choose 2D for the Default Behavior Mode in the Inspector.

2. Import the provided image: EnemyBug.png.
3. Drag an instance of the red Enemy Bug image from the Project | Sprites folder into the Scene. Position this GameObject...