120 lines
2.7 KiB
C#
120 lines
2.7 KiB
C#
/*
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* author: ryan lin
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* date: 06/08/2024
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* description: a controller for the car
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*/
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using UnityEngine;
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/// <summary>
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/// a controller for the car
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/// </summary>
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public class CarController : MonoBehaviour
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{
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/// <summary>
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/// enum for if the wheel is the front or back wheel
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/// </summary>
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public enum Axel
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{
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Front,
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Rear
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}
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/// <summary>
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/// a value for the motor torque that the wheels have when speeding up
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/// </summary>
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public float motorTorque;
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/// <summary>
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/// the angle that the wheels turn when the car turns
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/// </summary>
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public float turnAngle;
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/// <summary>
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/// a list to input the different wheels
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/// </summary>
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public List<Wheel> wheels;
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/// <summary>
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/// the force the wheel exerts when it brakes
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/// </summary>
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public float brakeForce;
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/// <summary>
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/// a bool to brake the car
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/// </summary>
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public bool braking;
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/// <summary>
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/// inputs for acceleration
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/// </summary>
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private float _currentAcceleration;
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/// <summary>
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/// inputs for turning
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/// </summary>
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private float _currentTurn;
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/// <summary>
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/// to move the car
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/// </summary>
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private void FixedUpdate()
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{
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Move();
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Steering();
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Brake();
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}
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/// <summary>
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/// for other scripts to set the inputs
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/// </summary>
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public void SetInputs(float forwardAmount, float turnAmount)
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{
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_currentAcceleration = forwardAmount * motorTorque;
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_currentTurn = turnAmount * turnAngle;
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}
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/// <summary>
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/// to move the car forwards or backwards
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/// </summary>
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public void Move()
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{
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foreach (var wheel in wheels) wheel.wheelCollider.motorTorque = _currentAcceleration;
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}
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/// <summary>
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/// to stop the car
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/// </summary>
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public void Brake()
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{
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if (braking)
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foreach (var wheel in wheels)
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wheel.wheelCollider.brakeTorque = brakeForce;
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else
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foreach (var wheel in wheels)
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wheel.wheelCollider.brakeTorque = 0f;
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}
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/// <summary>
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/// to turn the car
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/// </summary>
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public void Steering()
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{
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foreach (var wheel in wheels.Where(wheel => wheel.axel == Axel.Front))
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wheel.wheelCollider.steerAngle = _currentTurn;
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}
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/// <summary>
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/// a struct to display the wheels in the inspector
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/// </summary>
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[Serializable]
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public struct Wheel
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{
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public GameObject wheelModel;
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public WheelCollider wheelCollider;
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public Axel axel;
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}
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} |