我正在像这样实现GLSurfaceView.Renderer:publicclassGL20RendererimplementsGLSurfaceView.Renderer{privatestaticGL20RenderermInstance=newGL20Renderer();privateGL20Renderer(){}publicstaticGL20RenderergetInstance(){returnmInstance;}@OverridepublicvoidonDrawFrame(GL10gl){Log.e("App","onDrawFrame()");}@Override