Unity Pico老版SDK手柄功能编写

Pico老版SDK为我们提供了很多的API，但是手柄上的很多功能需要我们自己编写。这篇文章记录一下手柄的一些常用控制功能。

1.手柄射线以及射线检测。

2.手柄的触碰。

3.主手柄切换。

using System;
using UnityEngine;
using System.Collections;
using Pvr_UnitySDKAPI;
using UnityEngine.SceneManagement;


public class Pvr_ControllerHand : MonoBehaviour
{

    public GameObject controller0;
    public GameObject controller1;


    [HideInInspector]
    public GameObject currentController;

    private GameObject rayLine;
    private GameObject dot;
    private GameObject ray_alpha;

    void Start()
    {
        Sensor.UPvr_OptionalResetSensor(0, 1, 1);
        SetMainHand(controller1);
        Controller.UPvr_SetMainHandNess(1);
    }

    void Update()
    {

        if (Controller.UPvr_GetKeyDown(0, Pvr_KeyCode.TRIGGER)
            || Input.GetKeyDown(KeyCode.A)
            || Controller.UPvr_GetKeyDown(0, Pvr_KeyCode.X)
            || Controller.UPvr_GetJoystickUp(0)
            )
        {
            Debug.Log("切换==========" + 0);
            Controller.UPvr_SetMainHandNess(0);
            SetMainHand(controller0);


        }
        if (Controller.UPvr_GetKeyDown(1, Pvr_KeyCode.TRIGGER)
            || Input.GetKeyDown(KeyCode.B)
            || Controller.UPvr_GetKeyDown(1, Pvr_KeyCode.A)
            || Controller.UPvr_GetJoystickUp(1)
            )
        {
            Debug.Log("切换==========" + 1);
            Controller.UPvr_SetMainHandNess(1);
            SetMainHand(controller1);

        }

        if (Controller.UPvr_GetJoystickUp(1)
          || Controller.UPvr_GetJoystickUp(0)
          || Input.GetMouseButton(0)
          )
        {
            if (dot != null)
                dot.SetActive(false);
            if (rayLine != null)
                rayLine.SetActive(false);
            if (ray_alpha != null)
                ray_alpha.SetActive(false);
        }


        if (!Controller.UPvr_GetJoystickUp(1)
        && !Controller.UPvr_GetJoystickUp(0)
        || Input.GetMouseButtonUp(0)
        )
        {
            if (dot != null)
                dot.SetActive(true);
            if (rayLine != null)
                rayLine.SetActive(true);
            if (ray_alpha != null)
                ray_alpha.SetActive(true);
        }


        if (Controller.UPvr_GetKeyDown(0, Pvr_KeyCode.APP)
          || Controller.UPvr_GetKeyDown(1, Pvr_KeyCode.APP)
          )
        {
            SceneManager.LoadSceneAsync("Start");
        }



        RayCast();
    }
    /// <summary>
    /// 设置主手柄
    /// </summary>
    /// <param name="hand"></param>
    void SetMainHand(GameObject hand)
    {
        if (dot != null)
            dot.SetActive(false);
        if (rayLine != null)
            rayLine.SetActive(false);
        if (ray_alpha != null)
            ray_alpha.SetActive(false);
        currentController = hand;
        dot = hand.transform.Find("dot").gameObject;
        dot.SetActive(true);
        rayLine = hand.transform.Find("ray_LengthAdaptive").gameObject;
        rayLine.SetActive(true);
        ray_alpha = hand.transform.Find("ray_alpha").gameObject;
        ray_alpha.SetActive(true);
    }

    GameObject RayCastObj()
    {
        if (Controller.UPvr_GetMainHandNess() == 0)
        {
            if (Controller.UPvr_GetKeyDown(0, Pvr_KeyCode.TRIGGER) || Input.GetMouseButtonDown(0))
            {
                return RayCast();
            }
            else
                return null;
        }
        else if (Controller.UPvr_GetMainHandNess() == 1)
        {
            if (Controller.UPvr_GetKeyDown(1, Pvr_KeyCode.TRIGGER) || Input.GetMouseButtonDown(0))
            {
                return RayCast();
            }
            else
                return null;
        }
        else
            return null;
    }
    /// <summary>
    /// 物体是否点击
    /// </summary>
    /// <param name="go"></param>
    /// <returns></returns>
    public bool SelectObj(GameObject go)
    {
        if (RayCastObj() == go)
            return true;
        else
            return false;
    }
    /// <summary>
    /// 拿取
    /// </summary>
    /// <param name="go"></param>
    public void TakeUpObj(GameObject go)
    {
        if (Controller.UPvr_GetMainHandNess() == 0)
        {
            if (Controller.UPvr_GetKeyDown(0, Pvr_KeyCode.Left) && RayCast() == go)
            {
                go.transform.SetParent(currentController.transform);
            }

            if (Controller.UPvr_GetKeyUp(0, Pvr_KeyCode.Left) && RayCast() == go)
            {
                go.transform.SetParent(null);

            }
        }

        if (Controller.UPvr_GetMainHandNess() == 1)
        {
            if (Controller.UPvr_GetKeyDown(1, Pvr_KeyCode.Right) && RayCast() == go)
            {
                go.transform.SetParent(currentController.transform);
            }

            if (Controller.UPvr_GetKeyUp(1, Pvr_KeyCode.Right) && RayCast() == go)
            {
                go.transform.SetParent(null);

            }
        }
    }
    /// <summary>
    /// 射线绘制
    /// </summary>
    /// <returns></returns>
    GameObject RayCast()
    {
        Ray ray = new Ray(currentController.transform.position, currentController.transform.forward - currentController.transform.up * 0.25f);
        RaycastHit hit;

        rayLine.GetComponent<LineRenderer>().SetPosition(0, currentController.transform.TransformPoint(0, 0, 0.072f));
        rayLine.GetComponent<LineRenderer>().SetPosition(1, dot.transform.position);
        if (Physics.Raycast(ray, out hit, Mathf.Infinity))
        {

        //    Debug.Log("碰撞对象: " + hit.collider.name);

            Debug.DrawLine(ray.origin, hit.point, Color.red);
            dot.transform.position = hit.point;

            return hit.collider.gameObject;
        }
        else
            return null;
    }
}