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HiAR 实现模型的旋转和缩放播放动画等

HiAR 实现模型的旋转和缩放播放动画等

作者: 带着面包去流浪 | 来源:发表于2017-12-06 14:51 被阅读0次

    // 功能:

    // 挂载对象:

    //注意:

    using UnityEngine;

    using System.Collections;

    public class Ahri : MonoBehaviour

    {

    public  AudioClip taunt;

    public AudioClip idle;

    public AudioClip death;

    public AudioClip joke;

    public AudioClip dancel;

    Touch oldTouch1;

    Touch oldTouch2;

    Animator m_ani;

    void Awake ()

    {

    m_ani = GetComponent ();

    }

    void Update ()

    {

    RotateByTouch ();

    }

    public void  Taunt ()

    {

    m_ani.SetTrigger ("taunt");

    AudioSource.PlayClipAtPoint (taunt, transform.position);

    }

    public void  Idle ()

    {

    m_ani.SetTrigger ("idle");

    AudioSource.PlayClipAtPoint (idle, transform.position);

    }

    public void  Death ()

    {

    m_ani.SetTrigger ("death");

    AudioSource.PlayClipAtPoint (death, transform.position);

    }

    public void  Joke ()

    {

    m_ani.SetTrigger ("joke");

    AudioSource.PlayClipAtPoint (joke, transform.position);

    }

    public void  Dancel ()

    {

    m_ani.SetTrigger ("dancel");

    AudioSource.PlayClipAtPoint (dancel, transform.position);

    }

    void RotateByTouch ()

    {

    //没有触摸,就是触摸点为0

    if (Input.touchCount <= 0) {

    return;

    }

    //单点触摸, 水平上下旋转

    if (1 == Input.touchCount) {

    Touch touch = Input.GetTouch (0);

    Vector2 deltaPos = touch.deltaPosition;

    transform.Rotate (Vector3.down * deltaPos.x, Space.World);//绕Y轴进行旋转

    transform.Rotate (Vector3.right * deltaPos.y, Space.World);//绕X轴进行旋转,下面我们还可以写绕Z轴进行旋转

    }

    //多点触摸, 放大缩小

    Touch newTouch1 = Input.GetTouch (0);

    Touch newTouch2 = Input.GetTouch (1);

    //第2点刚开始接触屏幕, 只记录,不做处理

    if (newTouch2.phase == TouchPhase.Began) {

    oldTouch2 = newTouch2;

    oldTouch1 = newTouch1;

    return;

    }

    //计算老的两点距离和新的两点间距离,变大要放大模型,变小要缩放模型

    float oldDistance = Vector2.Distance (oldTouch1.position, oldTouch2.position);

    float newDistance = Vector2.Distance (newTouch1.position, newTouch2.position);

    //两个距离之差,为正表示放大手势, 为负表示缩小手势

    float offset = newDistance - oldDistance;

    //放大因子, 一个像素按 0.01倍来算(100可调整)

    float scaleFactor = offset / 100f;

    Vector3 localScale = transform.localScale;

    Vector3 scale = new Vector3 (localScale.x + scaleFactor,

    localScale.y + scaleFactor,

    localScale.z + scaleFactor);

    //在什么情况下进行缩放

    if (scale.x >= 0.05f && scale.y >= 0.05f && scale.z >= 0.05f) {

    transform.localScale = scale;

    }

    //记住最新的触摸点,下次使用

    oldTouch1 = newTouch1;

    oldTouch2 = newTouch2;

    }

    }

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