2

我找到了这个链接,我想试试轮播示例。我将所有类和 rs 文件(所有这些都来自轮播示例)复制到我自己的项目中,并尝试在实际设备(摩托罗拉 xoom)上构建它。但我一直在逼近。logcat中的错误是:

11-01 11:37:23.490: E/RenderScript(927): 0x17c718, couldn't find an EGLConfig matching 
the screen format
11-01 12:09:53.320: E/AndroidRuntime(1214): FATAL EXCEPTION: main
11-01 12:09:53.320: E/AndroidRuntime(1214): java.lang.RuntimeException: Unable to 
start activity ComponentInfo{com.android.example/com.android.example.CarouselActivity}:
java.lang.NullPointerException
11-01 12:09:53.320: E/AndroidRuntime(1214):     at 
android.app.ActivityThread.performLaunchActivity(ActivityThread.java:1748)
11-01 12:09:53.320: E/AndroidRuntime(1214):     at 
android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:1764)
11-01 12:09:53.320: E/AndroidRuntime(1214):     at 
android.app.ActivityThread.access$1500(ActivityThread.java:122)
11-01 12:09:53.320: E/AndroidRuntime(1214):     at 
android.app.ActivityThread$H.handleMessage(ActivityThread.java:1002)
11-01 12:09:53.320: E/AndroidRuntime(1214):     at 
android.os.Handler.dispatchMessage(Handler.java:99)
11-01 12:09:53.320: E/AndroidRuntime(1214):     at 
android.os.Looper.loop(Looper.java:132)
11-01 12:09:53.320: E/AndroidRuntime(1214):     at 
android.app.ActivityThread.main(ActivityThread.java:4025)
11-01 12:09:53.320: E/AndroidRuntime(1214):     at 
java.lang.reflect.Method.invokeNative(Native Method)
11-01 12:09:53.320: E/AndroidRuntime(1214):     at 
java.lang.reflect.Method.invoke(Method.java:491)
11-01 12:09:53.320: E/AndroidRuntime(1214):     at 
com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:841)
11-01 12:09:53.320: E/AndroidRuntime(1214):     at 
com.android.internal.os.ZygoteInit.main(ZygoteInit.java:599)
11-01 12:09:53.320: E/AndroidRuntime(1214):     at 
dalvik.system.NativeStart.main(Native Method)
11-01 12:09:53.320: E/AndroidRuntime(1214): Caused by: java.lang.NullPointerException
11-01 12:09:53.320: E/AndroidRuntime(1214):     at 
android.renderscript.Allocation.elementFromBitmap(Allocation.java:821)
11-01 12:09:53.320: E/AndroidRuntime(1214):     at 
android.renderscript.Allocation.typeFromBitmap(Allocation.java:839)
11-01 12:09:53.320: E/AndroidRuntime(1214):     at 
android.renderscript.Allocation.createFromBitmap(Allocation.java:864)
11-01 12:09:53.320: E/AndroidRuntime(1214):     at 
android.renderscript.Allocation.createFromBitmapResource(Allocation.java:1074)
11-01 12:09:53.320: E/AndroidRuntime(1214):     at 
com.android.example.CarouselRS.loadImages(CarouselRS.java:127)
11-01 12:09:53.320: E/AndroidRuntime(1214):     at 
com.android.example.CarouselRS.initRS(CarouselRS.java:188)
11-01 12:09:53.320: E/AndroidRuntime(1214):     at 
com.android.example.CarouselRS.init(CarouselRS.java:36)
11-01 12:09:53.320: E/AndroidRuntime(1214):     at 
com.android.example.CarouselView.ensureRenderScript(CarouselView.java:25)
11-01 12:09:53.320: E/AndroidRuntime(1214):     at 
com.android.example.CarouselView.<init>(CarouselView.java:13)
11-01 12:09:53.320: E/AndroidRuntime(1214):     at 
com.android.example.CarouselActivity.onCreate(CarouselActivity.java:15)
11-01 12:09:53.320: E/AndroidRuntime(1214):     at 
android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1048)
11-01 12:09:53.320: E/AndroidRuntime(1214):     at 
android.app.ActivityThread.performLaunchActivity(ActivityThread.java:1712)
11-01 12:09:53.320: E/AndroidRuntime(1214):     ... 11 more

我不知道这意味着什么以及我应该如何解决这个问题。有没有人有这种问题?

4

3 回答 3

1

正如帖子中所说,我在实际设备上运行它,而不是模拟器。问题是这个链接,但他们在android sdk tools revision 15中删除了这个问题。所以下载新版本的sdk tools,应该没问题。

于 2012-02-17T12:22:40.253 回答
0

我不知道摩托罗拉 xoom,它 w 。但通常我会因为有参数的 root 方法而得到编译时错误。删除“int root() {”的参数,它应该可以工作。

还有一件事:他们不能在模拟器上工作,因为还没有对模拟器的支持。

于 2011-11-05T06:13:09.063 回答
0

是的。Renderscript 无法在模拟器上运行。在具有 android 3.0 或更高版本的设备上运行相同的。

于 2012-02-02T10:40:23.907 回答