Labo_2_equ_2_a15/Assets/Scripts/PlayerBehavior.cs

using UnityEngine;
using System.Collections;

public class PlayerBehavior : MonoBehaviour {

    public float maxSpeed = 50.0f;

    // Jump Stuff
    public bool grounded = true;
    public Transform groundCheck;
    private float groundRadius = 0.1f;
    public LayerMask ground;
    public float jumpForce = 7.0f;

    private Rigidbody2D rb;
    private Animator anim;
    private bool facingRight = true;

	// Use this for initialization
	void Start () {
        rb = gameObject.GetComponent<Rigidbody2D>();
        anim = gameObject.GetComponent<Animator>();
	}
	
	// Update is called once per frame
	void Update () {
        if(grounded && Input.GetAxis("Vertical") > 0.0f)
        {
            anim.SetBool("Ground", false);
            rb.AddForce(new Vector2(0, jumpForce));
        }
    }

    void FixedUpdate()
    {
        grounded = Physics2D.OverlapCircle(groundCheck.position, groundRadius, ground);
        anim.SetBool("Ground", grounded);
        anim.SetFloat("vSpeed", rb.velocity.y);

        float xMove = Input.GetAxis("Horizontal");
        rb.velocity = new Vector2(xMove * maxSpeed, rb.velocity.y);

        if ((xMove < 0 && facingRight) || (xMove > 0 && !facingRight))
            flip();

        // Change animation according to user inputs
        anim.SetFloat("Speed", Mathf.Abs(xMove));
    }

    // ----- Private function(s)
    private void flip()
    {
        facingRight = !facingRight;
        Vector3 scale = transform.localScale;
        scale.x *= -1;
        transform.localScale = scale;
    }
}