鼠标控制摄像机

//效果就是左右鼠标晃动改变人物x轴的轴向
//——–上下晃动改变摄像机围绕人朝向

using UnityEngine;
using System.Collections;

public class CameraWhirl : MonoBehaviour {

    public Transform target;

    //旋转度数
    float rotationX = 0F;
    float rotationY = 0F;

    //灵敏度
    public float sensitivityX = 5F;
    public float sensitivityY = 5F;

    //旋转范围
    public float minimumX = -360F;
    public float maximumX = 360F;
    public float minimumY = -20F;
    public float maximumY = 80F;

    //相机与主角的距离
    public float distance=-3.0F;

    Quaternion originalRotation;
    Vector3 angles ;
    // Use this for initialization
    void Start () {
        distance=-3.0F;
        originalRotation =target.transform.localRotation;
        angles = transform.eulerAngles;
    }

    // Update is called once per frame
    void Update () {
        //x轴                 //——–左右晃动改变人物x轴的轴向
        rotationX+=Input.GetAxis("Mouse X")*sensitivityX;
        rotationX = ClampAngle (rotationX, minimumX, maximumX);
        Quaternion xQuaternion = Quaternion.AngleAxis (rotationX, Vector3.up);
        target.transform.localRotation = originalRotation * xQuaternion;
    
        //~ print("X:"+Input.GetAxis("Mouse X")+"    "+"Y:"+Input.GetAxis("Mouse Y"));
        //~ print("Q4:"+target.transform.localRotation);
    
        //Y轴      //——–上下晃动改变摄像机围绕人朝向
        rotationY+=Input.GetAxis("Mouse Y")*sensitivityY;
        rotationY = ClampAngle (rotationY, minimumY, maximumY);
    
        Quaternion rotation = Quaternion.Euler(rotationY,rotationX, 0);
        print("rotationY:"+rotationY+"    rotation:"+rotation);
    
        //~ Vector3 V3= new Vector3(target.transform.position.x,target.transform.position.y, target.transform.position.z-distance);
        //~ transform.position =V3;
        transform.rotation = rotation;
        Vector3 V3=new Vector3(0.0F, 0.0F, distance);
        transform.position =rotation*V3+target.position;
    }

    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);
    }
}

本条目发布于2010年6月30日。属于未分类分类。