Character Controller

    void Update()
    {
        GetInput();
        ProcessInput();
    }



    void GetInput()
    {
        // Get the input from the Rewired Player. All controllers that the Player owns will contribute, so it doesn't matter
        // whether the input is coming from a joystick, the keyboard, mouse, or a custom controller.
        horizontalMove = rewiredPlayer.GetAxis("Move Horizontal"); // get input by name or action id
        verticalMove = rewiredPlayer.GetAxis("Move Vertical");
        jumpPressed = rewiredPlayer.GetButtonDown("Jump");
        meleeAttackPressed = rewiredPlayer.GetButtonDown("Melee Attack");
    }

    void ProcessInput()
    {
        isGrounded = IsGrounded();

        if (isGrounded && playerVelocity.y < 0)
        {
            playerVelocity.y = 0;
        }

        Vector3 move = new Vector3(horizontalMove, playerVelocity.y, verticalMove);
        if (move.magnitude >= 0.1f)
        {
            // Custom code to make player rotate and walk using camera's forward axis
            float targetAngle = Mathf.Atan2(move.x, move.z) * Mathf.Rad2Deg + mainCam.eulerAngles.y;
            float angle = Mathf.SmoothDampAngle(transform.eulerAngles.y, targetAngle, ref turnSmoothVelocity, turnSmoothTime);
            transform.rotation = Quaternion.Euler(0, angle, 0);

            moveDirection = Quaternion.Euler(0f, targetAngle, 0f) * Vector3.forward;
        }

        characterController.Move(moveDirection * moveSpeed * Time.deltaTime);


        if (jumpPressed)
        {
            if (isGrounded)
            {
                Jump();
                jumpPressed = false;
            }
            else if (State == PlayerState.JUMP)
            {
                DoubleJump();
            }
        }

        ApplyGravity();
        characterController.Move(playerVelocity * Time.deltaTime);

    }

    void Jump()
    {
        State = PlayerState.JUMP;
        playerVelocity.y += Mathf.Sqrt(jumpHeight * -2.0f * gravity);
    }

    void DoubleJump()
    {
        State = PlayerState.DOUBLE_JUMP;
        playerVelocity.y += Mathf.Sqrt(jumpHeight * -2.0f * gravity);
    }

    void ApplyGravity()
    {
        playerVelocity.y += gravity * Time.deltaTime;
    }