Java UnityPlayerPractivity全局初始化
如果你能就我的问题提出建议,我将不胜感激 我正在使用适用于Unity3D和Android插件的Vuforia SDK开发AR应用程序。 我的场景中有几个ImageTargets和3D模型。 我使用android插件的类如下所示:Java UnityPlayerPractivity全局初始化,java,c#,android,unity3d,vuforia,Java,C#,Android,Unity3d,Vuforia,如果你能就我的问题提出建议,我将不胜感激 我正在使用适用于Unity3D和Android插件的Vuforia SDK开发AR应用程序。 我的场景中有几个ImageTargets和3D模型。 我使用android插件的类如下所示: public class AssetBundleAugmenter : MonoBehaviour, ITrackableEventHandler { void Start() { StartCoroutine(DownloadA
public class AssetBundleAugmenter : MonoBehaviour, ITrackableEventHandler
{
void Start()
{
StartCoroutine(DownloadAndCache());
mTrackableBehaviour = GetComponent<TrackableBehaviour>();
if (mTrackableBehaviour)
{
mTrackableBehaviour.RegisterTrackableEventHandler(this);
}
init();
}
public void OnTrackableStateChanged(
TrackableBehaviour.Status previousStatus,
TrackableBehaviour.Status newStatus)
{
if (newStatus == TrackableBehaviour.Status.DETECTED ||
newStatus == TrackableBehaviour.Status.TRACKED ||
newStatus == TrackableBehaviour.Status.EXTENDED_TRACKED)
{
if (!mAttached && mBundleInstance)
{
// if bundle has been loaded, let's attach it to this trackable
//...
}
OnTrackingFound();
}
else
{
OnTrakingLost();
}
}
private void OnTrackingFound()
{
if (mTrackableBehaviour is ImageTargetAbstractBehaviour)
{
GetJavaObject().Call("OnMarkerFound");
}
}
void onButtonClicked(int index)
{
//Changing current 3D model material
}
#if UNITY_ANDROID
private AndroidJavaObject javaObj = null;
//LISTENING TO BUTTON CLICK EVENTS FROM ANDROID
private sealed class EventListner : AndroidJavaProxy
{
private AssetBundleAugmenter mReceiver;
public EventListner(AssetBundleAugmenter receiver)
: base("com.mypackage.myapp.ImageTargetTracker$Listner")
{
mReceiver = receiver;
}
public void onButtonClicked(int index) //change color of model
{
mReceiver.onButtonClicked(index);
}
}
private AndroidJavaObject GetJavaObject()
{
if (javaObj == null)
{
javaObj = new AndroidJavaObject("com.mypackage.myapp.ImageTargetTracker");
}
return javaObj;
}
AndroidJavaObject activity;
private void init()
{
// Retrieve current Android Activity from the Unity Player
AndroidJavaClass jclass = new AndroidJavaClass("com.unity3d.player.UnityPlayer");
activity = jclass.GetStatic<AndroidJavaObject>("currentActivity");
// Pass reference to the current Activity into the native plugin,
GetJavaObject().Call("setActivity", activity, new EventListner(this));
}
#else
void init() {}
#endif
}
那么,我如何在Unity中一次性全局初始化活动和插件类,并在我的所有脚本中使用它们呢?如评论中所述,我建议使用该模式。如评论中所述,我建议使用该模式。是否值得使用?@StevenCoull,谢谢,它现在似乎可以工作了。但现在,我不确定如何实现我的侦听器接口。我应该在我的单人课上宣布吗?太棒了,你是怎么做到的?我不确定你是否需要为一个监听器使用单例模式,你能更详细地解释一下你希望监听器做什么吗?终于成功了。我将密封的类移动到Singleton类中,并在其中实现了onClick方法。是的,单例模式非常适合这种情况。我遵循这个教程真棒!现在,我将坚持这一点作为答案,然后它是否值得使用?@StevenCoull,谢谢你,它现在似乎起作用了。但现在,我不确定如何实现我的侦听器接口。我应该在我的单人课上宣布吗?太棒了,你是怎么做到的?我不确定你是否需要为一个监听器使用单例模式,你能更详细地解释一下你希望监听器做什么吗?终于成功了。我将密封的类移动到Singleton类中,并在其中实现了onClick方法。是的,单例模式非常适合这种情况。我遵循这个教程真棒!现在我将坚持这一点作为答案
public class ImageTargetTracker {
public static interface Listner {
public void onButtonClicked(int index);
}
private Listner mListner;
protected Activity mCurrentActivity;
public void setActivity(Activity activity, Listner listner)
{
mCurrentActivity = activity;
mListner = listner;
mCurrentActivity.runOnUiThread(new Runnable() {
public void run() {
LayoutInflater inflater = mCurrentActivity.getLayoutInflater();
Resources resources = mCurrentActivity.getResources();
String pkgName = mCurrentActivity.getPackageName();
int id = resources.getIdentifier("camera_layout", "layout", pkgName);
View view = inflater.inflate(id, null);
mCurrentActivity.addContentView(view, param);
//INITIALIZING UI ELEMENTS HERE (DISPLAYED ON TOP OF CAMERA)
}
public void OnMarkerFound(){
mCurrentActivity.runOnUiThread(new Runnable() {
public void run() {
//Showing some UI elements
}
});
}
}