Merge "Improve profiling by using Choreographer" (8e0d7bce) · Commits · e / os / android_frameworks_base

core/java/android/view/ViewRootImpl.java

+12 −23

Original line number	Diff line number	Diff line
		@@ -289,8 +289,8 @@ public final class ViewRootImpl implements ViewParent,
		final PointF mLastTouchPoint = new PointF();

		private boolean mProfileRendering;
		private Thread mRenderProfiler;
		private volatile boolean mRenderProfilingEnabled;
		private Choreographer.FrameCallback mRenderProfiler;
		private boolean mRenderProfilingEnabled;

		// Variables to track frames per second, enabled via DEBUG_FPS flag
		private long mFpsStartTime = -1;
		@@ -2037,30 +2037,19 @@ public final class ViewRootImpl implements ViewParent,
		if (mProfileRendering) {
		mRenderProfilingEnabled = enabled;
		if (mRenderProfiler == null) {
		mRenderProfiler = new Thread(new Runnable() {
		mRenderProfiler = new Choreographer.FrameCallback() {
		@Override
		public void run() {
		Log.d(TAG, "Starting profiling thread");
		while (mRenderProfilingEnabled) {
		mAttachInfo.mHandler.post(new Runnable() {
		@Override
		public void run() {
		public void doFrame(long frameTimeNanos) {
		mDirty.set(0, 0, mWidth, mHeight);
		scheduleTraversals();
		}
		});
		try {
		// TODO: This should use vsync when we get an API
		Thread.sleep(15);
		} catch (InterruptedException e) {
		Log.d(TAG, "Exiting profiling thread");
		if (mRenderProfilingEnabled) {
		Choreographer.getInstance().postFrameCallback(mRenderProfiler);
		}
		}
		}
		}, "Rendering Profiler");
		mRenderProfiler.start();
		};
		Choreographer.getInstance().postFrameCallback(mRenderProfiler);
		} else {
		mRenderProfiler.interrupt();
		Choreographer.getInstance().removeFrameCallback(mRenderProfiler);
		mRenderProfiler = null;
		}
		}