JumpController.cs

JumpController.cs

using UnityEngine;
using DG.Tweening;

public class JumpController : MonoBehaviour
{
    [SerializeField] private float _moveSpeed = 15f;

    [SerializeField] private float _jumpForce = 30f;

    [SerializeField] private Transform _cubeObjectTF;

    [SerializeField] private float _fallMultiplier = 10f;

    [SerializeField]
    [Range(1, 360)]
    private int _spinAnimationAngle = 180;

    [SerializeField]
    [Range(0.1f, 1.0f)]
    private float _spinAnimationTime = 0.75f;

    private Rigidbody _rb;
    private bool _doJump = false;
    private bool _isJumping = false;

    void Awake()
    {
        _rb = transform.GetComponent <Rigidbody>();
    }

    void Update() {
        if(Input.GetButtonDown("Jump") && !_isJumping) {
            Jump();
        }
    }

    // FixedUpdate is called once per Fixed Timestep (50 times/second default)
    void FixedUpdate()
    {
        Vector3 moveVect = Vector3.forward * _moveSpeed * Time.deltaTime;

        _rb.MovePosition(transform.position + moveVect);

        if(_doJump) {
            _rb.AddForce(Vector3.up * _jumpForce, ForceMode.Impulse);
            _doJump = false;
        }

        // gravity fall multiplier
        _rb.velocity += Vector3.up * Physics.gravity.y * (_fallMultiplier - 1) * Time.deltaTime;
    }

    void OnCollisionEnter(Collision collision) {
        if(collision.gameObject.CompareTag("Ground")) {
            if(Input.GetButton("Jump") && _isJumping) {
                // Bunny Hop
                Jump();
            } else if(_isJumping) {
                _isJumping = false;
            }
        }
    }

    void Jump() {
        _doJump = true;
        _isJumping = true;

        _cubeObjectTF.DOComplete();
        _cubeObjectTF.DORotate(new Vector3(_spinAnimationAngle, 0, 0), _spinAnimationTime, RotateMode.LocalAxisAdd).SetRelative(true);
    }
}