HoHCI-BikeSim/Assets/RbMovement.cs

using System;
using System.Collections;
using System.Collections.Generic;
using UnityEngine;

public class RbMovement : MonoBehaviour
{
    private Transform t;
    public Transform bottom;

    private Rigidbody rb;
    // Start is called before the first frame update

    private float speedIncreasePerSecond = 2f;
    private float leanIncreasePerSecond = 10f;
    private float steerIncreasePerSecond = 15f;

    private float speed;
    private float lean;
    private float steer;

    void Start()
    {
        rb = GetComponent<Rigidbody>();
        t = transform;
    }

    private void Update()
    {
        if (Input.GetKey(KeyCode.W))
        {
            speed += speedIncreasePerSecond * Time.deltaTime;
        }
        else if (Input.GetKeyUp(KeyCode.W))
        {
            speed = 0;
        }

        if (Input.GetKey(KeyCode.S))
        {
            speed -= speedIncreasePerSecond * Time.deltaTime;
        }
        else if (Input.GetKeyUp(KeyCode.S))
        {
            speed = 0;
        }


        if (Input.GetKey(KeyCode.A))
        {
            steer += steerIncreasePerSecond * Time.deltaTime;
        }

        if (Input.GetKey(KeyCode.D))
        {
            steer -= steerIncreasePerSecond * Time.deltaTime;
        }

        if (Input.GetKeyUp(KeyCode.A) || Input.GetKeyUp(KeyCode.D))
        {
            steer = 0;
        }

        if (Input.GetKey(KeyCode.Q))
        {
            lean -= leanIncreasePerSecond * Time.deltaTime;
        }

        if (Input.GetKey(KeyCode.E))
        {
            lean += leanIncreasePerSecond * Time.deltaTime;
        }

        if (Input.GetKeyUp(KeyCode.Q) || Input.GetKeyUp(KeyCode.E))
        {
            lean = 0f;
        }
    }

    // Update is called once per frame
    void FixedUpdate()
    {
        t.RotateAround(t.position, t.up, steer);
        t.RotateAround(bottom.position, t.forward, lean);
        rb.MovePosition(rb.position + t.forward * (Time.deltaTime * speed));
    }
}