Replace VRI and SV sync logic with SurfaceSyncer am: 48cda45ffa (312e6024) · Commits · e / os / android_frameworks_base

core/java/android/view/SurfaceControlViewHost.java

+1 −1

Original line number	Diff line number	Diff line
		@@ -401,7 +401,7 @@ public class SurfaceControlViewHost {
		public void relayout(WindowManager.LayoutParams attrs,
		WindowlessWindowManager.ResizeCompleteCallback callback) {
		mViewRoot.setLayoutParams(attrs, false);
		mViewRoot.setReportNextDraw();
		mViewRoot.setReportNextDraw(true /* syncBuffer */);
		mWm.setCompletionCallback(mViewRoot.mWindow.asBinder(), callback);
		}

core/java/android/view/SurfaceView.java

+77 −68

Original line number	Diff line number	Diff line
		@@ -50,6 +50,7 @@ import android.view.accessibility.IAccessibilityEmbeddedConnection;
		import com.android.internal.view.SurfaceCallbackHelper;

		import java.util.ArrayList;
		import java.util.concurrent.CountDownLatch;
		import java.util.concurrent.locks.ReentrantLock;
		import java.util.function.Consumer;

		@@ -203,19 +204,12 @@ public class SurfaceView extends View implements ViewRootImpl.SurfaceChangedCall

		private int mSurfaceFlags = SurfaceControl.HIDDEN;

		private int mPendingReportDraws;

		/**
		* Transaction that should be used from the render thread. This transaction is only thread safe
		* with other calls directly from the render thread.
		*/
		private final SurfaceControl.Transaction mRtTransaction = new SurfaceControl.Transaction();

		/**
		* Used on the main thread to set the transaction that will be synced with the main window.
		*/
		private final Transaction mSyncTransaction = new Transaction();

		/**
		* Transaction that should be used whe
		* {@link HardwareRenderer.FrameDrawingCallback#onFrameDraw} is invoked. All
		@@ -391,31 +385,12 @@ public class SurfaceView extends View implements ViewRootImpl.SurfaceChangedCall
		}
		}

		private void performDrawFinished(@Nullable Transaction t) {
		if (t != null) {
		mSyncTransaction.merge(t);
		}

		if (mPendingReportDraws > 0) {
		private void performDrawFinished() {
		mDrawFinished = true;
		if (mAttachedToWindow) {
		mParent.requestTransparentRegion(SurfaceView.this);
		notifyDrawFinished();
		invalidate();
		}
		} else {
		Log.e(TAG, System.identityHashCode(this) + "finished drawing"
		+ " but no pending report draw (extra call"
		+ " to draw completion runnable?)");
		}
		}

		void notifyDrawFinished() {
		ViewRootImpl viewRoot = getViewRootImpl();
		if (viewRoot != null) {
		viewRoot.pendingDrawFinished(mSyncTransaction);
		}
		mPendingReportDraws--;
		}

		@Override
		@@ -438,10 +413,6 @@ public class SurfaceView extends View implements ViewRootImpl.SurfaceChangedCall
		mGlobalListenersAdded = false;
		}

		while (mPendingReportDraws > 0) {
		notifyDrawFinished();
		}

		mRequestedVisible = false;

		updateSurface();
		@@ -993,10 +964,17 @@ public class SurfaceView extends View implements ViewRootImpl.SurfaceChangedCall
		return;
		}

		final boolean realSizeChanged = performSurfaceTransaction(viewRoot,
		translator, creating, sizeChanged, hintChanged, surfaceUpdateTransaction);
		final boolean redrawNeeded = sizeChanged \|\| creating \|\| hintChanged
		\|\| (mVisible && !mDrawFinished);
		final TransactionCallback transactionCallback =
		redrawNeeded ? new TransactionCallback() : null;
		if (redrawNeeded && viewRoot.wasRelayoutRequested() && viewRoot.isInSync()) {
		mBlastBufferQueue.syncNextTransaction(
		false /* acquireSingleBuffer */,
		transactionCallback::onTransactionReady);
		}
		final boolean realSizeChanged = performSurfaceTransaction(viewRoot,
		translator, creating, sizeChanged, hintChanged, surfaceUpdateTransaction);

		try {
		SurfaceHolder.Callback[] callbacks = null;
		@@ -1015,9 +993,7 @@ public class SurfaceView extends View implements ViewRootImpl.SurfaceChangedCall
		mIsCreating = true;
		if (DEBUG) Log.i(TAG, System.identityHashCode(this) + " "
		+ "visibleChanged -- surfaceCreated");
		if (callbacks == null) {
		callbacks = getSurfaceCallbacks();
		}
		for (SurfaceHolder.Callback c : callbacks) {
		c.surfaceCreated(mSurfaceHolder);
		}
		@@ -1035,32 +1011,7 @@ public class SurfaceView extends View implements ViewRootImpl.SurfaceChangedCall
		}
		}
		if (redrawNeeded) {
		if (DEBUG) Log.i(TAG, System.identityHashCode(this) + " "
		+ "surfaceRedrawNeeded");
		if (callbacks == null) {
		callbacks = getSurfaceCallbacks();
		}

		final boolean wasRelayoutRequested = viewRoot.wasRelayoutRequested();
		if (wasRelayoutRequested && (mBlastBufferQueue != null)) {
		mBlastBufferQueue.syncNextTransaction(
		false /* acquireSingleBuffer */,
		this::onDrawFinished);
		}
		mPendingReportDraws++;
		viewRoot.drawPending();
		SurfaceCallbackHelper sch = new SurfaceCallbackHelper(() -> {
		if (mBlastBufferQueue != null) {
		mBlastBufferQueue.stopContinuousSyncTransaction();
		}
		// If relayout was requested, then a callback from BBQ will
		// be invoked with the sync transaction. onDrawFinished will be
		// called in there
		if (!wasRelayoutRequested) {
		onDrawFinished(null);
		}
		});
		sch.dispatchSurfaceRedrawNeededAsync(mSurfaceHolder, callbacks);
		redrawNeeded(callbacks, transactionCallback);
		}
		}
		} finally {
		@@ -1079,6 +1030,64 @@ public class SurfaceView extends View implements ViewRootImpl.SurfaceChangedCall
		}
		}

		private void redrawNeeded(SurfaceHolder.Callback[] callbacks,
		@Nullable TransactionCallback transactionCallback) {
		if (DEBUG) {
		Log.i(TAG, System.identityHashCode(this) + " surfaceRedrawNeeded");
		}
		final SurfaceHolder.Callback[] capturedCallbacks =
		callbacks == null ? getSurfaceCallbacks() : callbacks;

		ViewRootImpl viewRoot = getViewRootImpl();
		boolean isVriSync = viewRoot.addToSync(syncBufferCallback ->
		redrawNeededAsync(capturedCallbacks, () -> {
		if (mBlastBufferQueue != null) {
		mBlastBufferQueue.stopContinuousSyncTransaction();
		}

		Transaction t = null;
		if (transactionCallback != null && mBlastBufferQueue != null) {
		t = transactionCallback.waitForTransaction();
		}
		// If relayout was requested, then a callback from BBQ will
		// be invoked with the sync transaction. onDrawFinished will be
		// called in there
		syncBufferCallback.onBufferReady(t);
		onDrawFinished();
		}));

		// If isVriSync, then everything was setup in the addToSync.
		if (isVriSync) {
		return;
		}

		redrawNeededAsync(capturedCallbacks, this::onDrawFinished);
		}

		private void redrawNeededAsync(SurfaceHolder.Callback[] callbacks,
		Runnable callbacksCollected) {
		SurfaceCallbackHelper sch = new SurfaceCallbackHelper(callbacksCollected);
		sch.dispatchSurfaceRedrawNeededAsync(mSurfaceHolder, callbacks);
		}

		private static class TransactionCallback {
		private final CountDownLatch mCountDownLatch = new CountDownLatch(1);
		private Transaction mTransaction;

		Transaction waitForTransaction() {
		try {
		mCountDownLatch.await();
		} catch (InterruptedException e) {
		}
		return mTransaction;
		}

		void onTransactionReady(Transaction t) {
		mTransaction = t;
		mCountDownLatch.countDown();
		}
		}

		/**
		* Copy the Surface from the SurfaceControl or the blast adapter.
		*
		@@ -1189,13 +1198,13 @@ public class SurfaceView extends View implements ViewRootImpl.SurfaceChangedCall
		mBlastBufferQueue.update(mBlastSurfaceControl, mSurfaceWidth, mSurfaceHeight, mFormat);
		}

		private void onDrawFinished(@Nullable Transaction t) {
		private void onDrawFinished() {
		if (DEBUG) {
		Log.i(TAG, System.identityHashCode(this) + " "
		+ "finishedDrawing");
		}

		runOnUiThread(() -> performDrawFinished(t));
		runOnUiThread(this::performDrawFinished);
		}

		/**

core/java/android/view/ViewRootImpl.java

+164 −245

File changed.

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packages/SystemUI/src/com/android/systemui/keyguard/KeyguardViewMediator.java

+2 −1

Original line number	Diff line number	Diff line
		@@ -2373,7 +2373,8 @@ public class KeyguardViewMediator extends CoreStartable implements Dumpable,
		// Hack level over 9000: To speed up wake-and-unlock sequence, force it to report
		// the next draw from here, so we don't have to wait for window manager to signal
		// this to our ViewRootImpl.
		mKeyguardViewControllerLazy.get().getViewRootImpl().setReportNextDraw();
		mKeyguardViewControllerLazy.get().getViewRootImpl().setReportNextDraw(
		false /* syncBuffer */);
		mScreenOnCoordinator.setWakeAndUnlocking(false);
		}