Learning 2D Game Development with Unity®: A Hands-On Guide to Game Creation

Adding Sound to the Jump Event

While we could also use an animation event to trigger our jump sound effect, it’s important to have immediate feedback for an action like this. As the jump animation may loop based on the player’s duration in the air, an event would also likely cause the sound effect to play more than once. Accordingly, we’ll play the sound directly from the script, as shown in Listing 11.3.

Listing 11.3 Adding Jump Audio to the PlayerController Script

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public AudioClip jumpSound;void Update (){  if(Input.GetButtonDown("Jump"))  {    if(isGrounded == true)    {      this.rigidbody2D.velocity = new Vector2(rigidbody2D.velocity.x,0);      this.rigidbody2D.AddForce(new Vector2(0, jumpForce));      this.anim.SetTrigger("Jump"); ...