Unity人物前进的方向和相机朝向一致

鼠标点击滑动移动相机 代码

using UnityEngine;
using System.Collections;

/* 
 * This is an improved orbit script based on the MouseOrbitImproved script found
 * on the unity community wiki. It should run smoother then the original version
 * 
 * */
[AddComponentMenu("Camera-Control/Mouse drag Orbit with zoom")]
public class DragOrbitImproved : MonoBehaviour
{
	public Transform target;
	public float distance = 500.0f;
	public float xSpeed = 0.1f;
	public float ySpeed = 10.0f;
	
	public float yMinLimit = -20f;
	public float yMaxLimit = 80f;
	
	public float distanceMin = 200f;
	public float distanceMax = 500f;
	
	public float smoothTime = 2f;

	public float zoomSpeed = 100.0f;
	
	float rotationYAxis = 0.0f;
	float rotationXAxis = 0.0f;
	
	float velocityX = 0.0f;
	float velocityY = 0.0f;

	public bool detectColliders = false;
	
	// Use this for initialization
	void Start()
	{
		Vector3 angles = transform.eulerAngles;
		rotationYAxis = angles.y;
		rotationXAxis = angles.x;
		
		// Make the rigid body not change rotation
		if (GetComponent<Rigidbody>())
		{
			GetComponent<Rigidbody>().freezeRotation = true;
		}
	}

	// Late update happens after the normal update, and is used to make sure other 
	// update events have happened first
	void LateUpdate()
	{
		if (target)
		{
			if (Input.GetMouseButton(0))
			{
				velocityX += xSpeed * Input.GetAxis("Mouse X") * distance * 0.02f;
				velocityY += ySpeed * Input.GetAxis("Mouse Y") * 0.02f;
			}
			
			rotationYAxis += velocityX;
			rotationXAxis -= velocityY;
			
			rotationXAxis = ClampAngle(rotationXAxis, yMinLimit, yMaxLimit);
			
			//Quaternion fromRotation = Quaternion.Euler(transform.rotation.eulerAngles.x, transform.rotation.eulerAngles.y, 0);
			Quaternion toRotation = Quaternion.Euler(rotationXAxis, rotationYAxis, 0);
			Quaternion rotation = toRotation;
			
			distance = Mathf.Clamp(distance - Input.GetAxis("Mouse ScrollWheel") * zoomSpeed, distanceMin, distanceMax);


			if (detectColliders) {
				RaycastHit hit;
				if (Physics.Linecast(target.position, transform.position, out hit))
				{
					distanceMin = hit.distance;
				}
			}
			Vector3 negDistance = new Vector3(0.0f, 0.0f, -distance);
			Vector3 position = rotation * negDistance + target.position;
			
			transform.rotation = rotation;
			transform.position = position;
			
			velocityX = Mathf.Lerp(velocityX, 0, Time.deltaTime * smoothTime);
			velocityY = Mathf.Lerp(velocityY, 0, Time.deltaTime * smoothTime);
		}
		
	}

	// Clamp angle make sure the orbit does not flip the object upside down
	public static float ClampAngle(float angle, float min, float max)
	{
		if (angle < -360F)
			angle += 360F;
		if (angle > 360F)
			angle -= 360F;
		return Mathf.Clamp(angle, min, max);
	}
}

角色代码

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

public class Foxmove1 : MonoBehaviour
{

    public Camera camera; 
    Rigidbody rigidbody;
    public float speed;

    float cameraRotate; //摄像机角度

 
 

    

    void Start()
    {
            rigidbody = this.GetComponent<Rigidbody>();
    
    }

    void Update()
    {

        //记录摄像机角度 并把角度转换为弧度
        cameraRotate = camera.transform.eulerAngles.y/180*Mathf.PI;

        //获取人物当前的运动状态 方向 速度
        Vector3 v = rigidbody.velocity;

        //wasd输入
        float horizontalInput = Input.GetAxis("Horizontal");
        float verticalInput = Input.GetAxis("Vertical");
        if (Mathf.Abs(horizontalInput)>0.05f || Mathf.Abs(verticalInput) >0.05f) //轻敲不作数
        {
            //修改人物运动状态
            float sr = Mathf.Sin(cameraRotate); 
            float cr = Mathf.Cos(cameraRotate); 
             
            
            rigidbody.velocity = new Vector3((verticalInput * sr  + horizontalInput*cr) * speed ,  v.y, (verticalInput * cr-horizontalInput*sr) *speed  );
           //改变人物面朝方向
            transform.rotation = Quaternion.LookRotation(new Vector3((verticalInput * sr + horizontalInput * cr) * speed, 0, (verticalInput * cr - horizontalInput * sr) * speed));
        }
    }
}