70 lines
2.5 KiB
C#
70 lines
2.5 KiB
C#
using System.Collections;
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using System.Collections.Generic;
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using UnityEngine;
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public class WheelController : MonoBehaviour
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{
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[SerializeField] WheelCollider frontRightWheelCollider;
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[SerializeField] WheelCollider frontLeftWheelCollider;
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[SerializeField] WheelCollider rearRightWheelCollider;
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[SerializeField] WheelCollider rearLeftWheelCollider;
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//wheel meshes
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[SerializeField] Transform frontRightWheel;
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[SerializeField] Transform frontLeftWheel;
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[SerializeField] Transform rearRightWheel;
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[SerializeField] Transform rearLeftWheel;
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public float acceleration = 500f;
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public float breakingForce = 300f;
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public float maxTurnAngle = 15f;
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private float currentAcceleration = 0f;
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private float currentBrakeForce = 0f;
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private float currentTurnAngle = 0f;
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private void FixedUpdate() {
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//forward reverse input
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currentAcceleration = acceleration * Input.GetAxis("Vertical");
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//breaking input
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if(Input.GetKey(KeyCode.Space)){
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currentBrakeForce = breakingForce;
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}else{
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currentBrakeForce = 0f;
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}
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//apply acceleration to front wheels| (this determines which wheel drive is the car (fwd, awd, rwd))
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rearRightWheelCollider.motorTorque = currentAcceleration;
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rearLeftWheelCollider.motorTorque = currentAcceleration;
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//break applies to all four wheels
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frontRightWheelCollider.brakeTorque = currentBrakeForce;
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frontRightWheelCollider.brakeTorque = currentBrakeForce;
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frontRightWheelCollider.brakeTorque = currentBrakeForce;
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frontRightWheelCollider.brakeTorque = currentBrakeForce;
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//steering
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currentTurnAngle = maxTurnAngle * Input.GetAxis("Horizontal");
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frontLeftWheelCollider.steerAngle = currentTurnAngle;
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frontRightWheelCollider.steerAngle = currentTurnAngle;
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//update wheel meshes
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UpdateWheel(frontLeftWheelCollider, frontLeftWheel);
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UpdateWheel(frontRightWheelCollider, frontRightWheel);
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UpdateWheel(rearLeftWheelCollider, rearLeftWheel);
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UpdateWheel(rearRightWheelCollider, rearRightWheel);
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}
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private void UpdateWheel(WheelCollider collider, Transform wheel){
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//get collider state
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Vector3 position;
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Quaternion rotation;
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collider.GetWorldPose(out position, out rotation); //puts it into position and rotation
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//set wheel state
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wheel.position = position;
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wheel.rotation = rotation;
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}
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} |