本人录制的一个系列的视频教程，尽量加快的讲解速度，，以期节约大家的时间。。。。内容绝对是中文的，，期待大家的回复。
下载链接： 密码：8y3l
代码如下：
1. 摄像头跟随
using UnityEngine;using System.Collections;public class CameraFollowScript : MonoBehaviour {public GameObject car;public float distance = 5;public float heightDiff = 3;public float angleDamping = 1.5f; // 缓冲系数public float heightDamping = 1f;public float defaultFOV = 60;public float zoomRatio = 1.2f;private float dstAngleWithDirection = 0;// Use this for initializationvoid Start () {}// Update is called once per framevoid Update () {float myH = transform.position.y;float dstH = car.transform.position.y + heightDiff;float retH = Mathf.Lerp(myH, dstH, heightDamping * Time.deltaTime);float myAngle = transform.eulerAngles.y;float dstAngle = dstAngleWithDirection;float retAngle = Mathf.LerpAngle(myAngle, dstAngle, angleDamping * Time.deltaTime);Quaternion retRotation = Quaternion.Euler(0, retAngle, 0);transform.position = car.transform.position;transform.position -= (retRotation * Vector3.forward * distance);Vector3 temp = transform.position;temp.y = retH;transform.position = temp;transform.LookAt(car.transform);}void FixedUpdate(){Vector3 v = car.rigidbody.velocity;//Vector3 faceDirection = car.transform.forward;//float dot = Vector3.Dot(v, faceDirection); // 点积Vector3 carLocalV = car.transform.InverseTransformDirection(v);float dstAnleY = car.transform.eulerAngles.y;if ( carLocalV.z < -0.01f )dstAngleWithDirection = dstAnleY + 180;elsedstAngleWithDirection = dstAnleY;float speed = v.magnitude;camera.fieldOfView = defaultFOV + speed * zoomRatio;}}
中间插上视频列表的截图
2. 汽车的控制
using UnityEngine;using System.Collections;public class CarMoveController : MonoBehaviour {public WheelCollider wheelFL;public WheelCollider wheelFR;public WheelCollider wheelRL; // rear leftpublic WheelCollider wheelRR;public Transform wheelFLTransform; public Transform wheelFRTransform; public Transform wheelRLTransform; public Transform wheelRRTransform; public float MAXTORQUE = 50;public float MaxAngleAtLowSpeed = 10f;public float MaxAngleAtHighSpeed = 1f;public float maxBrakeTorque = 100f;public float slipForwardStiff = 0.04f;public float slipSteerStiff = 0.025f;public float initForwardStiff;public float initSteerStiff;// audio controlpublic int gearCount = 4;public float minGearSoundPitch = 1.0f;public float maxGearSoundPitch = 3.0f;public AudioSource brakeAudioSource;public float highSpeed = 50;//privatepublic float curSpeed;public int curGearLevel;private float initRotationFL = 0f;private float initRotationFR = 0f;private bool braked = false;private float MAX_VILOCITY_FOR_STEER = 40f;private float[] gearLevelSpeed;// Use this for initializationvoid Start () {Vector3 temp = rigidbody.centerOfMass;temp.y -= 0.8f;rigidbody.centerOfMass = temp;initForwardStiff = wheelRL.forwardFriction.stiffness;initSteerStiff = wheelRL.sidewaysFriction.stiffness;SeperateGearSpeedLevel();}private void SeperateGearSpeedLevel(){float gearRange = highSpeed / gearCount;gearLevelSpeed = new float[gearCount + 1];gearLevelSpeed[0] = 0f;for (int i = 0; i < gearCount; i ++){gearLevelSpeed[i + 1] = gearRange * (i + 1);}}void FixedUpdate () {float v = Input.GetAxis("Vertical");float h = Input.GetAxis("Horizontal");curSpeed = rigidbody.velocity.magnitude;if( curSpeed < highSpeed ){wheelRL.motorTorque = MAXTORQUE * v;//力矩wheelRR.motorTorque = MAXTORQUE * v;//力矩}else{wheelRL.motorTorque = 0;//力矩wheelRR.motorTorque = 0;//力矩}float speedFactor = rigidbody.velocity.magnitude / MAX_VILOCITY_FOR_STEER;float steerFacter = Mathf.Lerp(MaxAngleAtLowSpeed, MaxAngleAtHighSpeed, speedFactor);wheelFL.steerAngle = steerFacter * h; // 方向的偏移角度wheelFR.steerAngle = steerFacter * h;HandBrake();}private void HandBrake(){braked = false;if (Input.GetButton("Jump")){braked = true;}if (braked){wheelFL.brakeTorque = maxBrakeTorque;wheelFR.brakeTorque = maxBrakeTorque;wheelRL.motorTorque = 0;wheelRR.motorTorque = 0;SetWheelFrictionStiff(wheelRL, slipForwardStiff, slipSteerStiff);SetWheelFrictionStiff(wheelRR, slipForwardStiff, slipSteerStiff);}else{wheelFL.brakeTorque = 0;wheelFR.brakeTorque = 0;SetWheelFrictionStiff(wheelRL, initForwardStiff, initSteerStiff);SetWheelFrictionStiff(wheelRR, initForwardStiff, initSteerStiff);}}private void SetWheelFrictionStiff(WheelCollider wheelRL, float slipForwardStiff, float slipSteerStiff){WheelFrictionCurve temp = wheelRL.forwardFriction;temp.stiffness = slipForwardStiff;wheelRL.forwardFriction = temp;temp = wheelRL.sidewaysFriction;temp.stiffness = slipSteerStiff;wheelRL.sidewaysFriction = temp;}void Update(){initRotationFL += wheelFL.rpm * 360 * Time.deltaTime/ 60;initRotationFL = Mathf.Repeat(initRotationFL, 360);setFinalRotation(wheelFLTransform, initRotationFL, wheelFL.steerAngle);initRotationFR += wheelFR.rpm * 360 * Time.deltaTime/ 60;initRotationFR = Mathf.Repeat(initRotationFR, 360);setFinalRotation(wheelFRTransform, initRotationFR, wheelFR.steerAngle);//wheelFLTransform.Rotate(, 0, 0); // round per minute//wheelFRTransform.Rotate(wheelFR.rpm * 360 * Time.deltaTime/ 60, 0, 0); // round per minutewheelRLTransform.Rotate(wheelRL.rpm * 360 * Time.deltaTime/ 60, 0, 0); // round per minutewheelRRTransform.Rotate(wheelRR.rpm * 360 * Time.deltaTime/ 60, 0, 0); // round per minute// relative distance of wheel and car bodySetWheelPos(wheelFRTransform, wheelFR);SetWheelPos(wheelFLTransform, wheelFL);SetWheelPos(wheelRRTransform, wheelRR);SetWheelPos(wheelRLTransform, wheelRL);EngineSound(curSpeed);}private void EngineSound(float curSpeed){//gearLevelSpeedfloat gearMinSpeed = 0;float gearMaxSpeed = 20;for (int i = 0; i < gearLevelSpeed.Length; i ++){if (curSpeed >= gearLevelSpeed[i] && curSpeed < gearLevelSpeed[i + 1] + 2){gearMinSpeed = gearLevelSpeed[i];gearMaxSpeed = gearLevelSpeed[i + 1];curGearLevel = i;break;}}float ratio = (curSpeed – gearMinSpeed) / (gearMaxSpeed – gearMinSpeed);ratio = ratio > 1 ? 1 : ratio;audio.pitch = minGearSoundPitch + ratio * (maxGearSoundPitch – minGearSoundPitch);if (braked && curSpeed > 0.2f){if (!brakeAudioSource.isPlaying)brakeAudioSource.Play();}else{brakeAudioSource.Stop();}}private void SetWheelPos(Transform wheelFRTransform, WheelCollider wheelFR){RaycastHit hitPoint;bool isGrounded = Physics.Raycast(wheelFR.transform.position, -1 * wheelFR.transform.up, out hitPoint,wheelFR.radius + wheelFR.suspensionDistance);if (isGrounded){if ((hitPoint.point – wheelFR.transform.position).sqrMagnitude < 0.16f){wheelFRTransform.position = wheelFR.transform.position;}else{wheelFRTransform.position = hitPoint.point + wheelFR.transform.up * wheelFR.radius;}}else{wheelFRTransform.position = wheelFR.transform.position – wheelFR.transform.up * wheelFR.suspensionDistance;}}void setFinalRotation(Transform trans, float angle, float yAngle){Vector3 ea = new Vector3(angle, yAngle, 0);trans.localRotation = Quaternion.Euler(ea);}}
爱情纯属天性，不用思考。你不能为爱而爱，
