Merge "BLAST: Two start-up optimizations" into rvc-dev am: 9005cdcf01 am: e824c1b30a (6d49397c) · Commits · e / os / android_frameworks_base

core/java/android/view/ViewRootImpl.java

+17 −12

Original line number	Diff line number	Diff line
		@@ -327,6 +327,8 @@ public final class ViewRootImpl implements ViewParent,
		private boolean mForceNextConfigUpdate;

		private boolean mUseBLASTAdapter;
		private boolean mForceDisableBLAST;
		private boolean mEnableTripleBuffering;

		/**
		* Signals that compatibility booleans have been initialized according to
		@@ -784,7 +786,6 @@ public final class ViewRootImpl implements ViewParent,

		loadSystemProperties();
		mImeFocusController = new ImeFocusController(this);
		mUseBLASTAdapter = WindowManagerGlobal.useBLAST();
		}

		public static void addFirstDrawHandler(Runnable callback) {
		@@ -925,10 +926,9 @@ public final class ViewRootImpl implements ViewParent,
		if (mWindowAttributes.packageName == null) {
		mWindowAttributes.packageName = mBasePackageName;
		}
		if (mUseBLASTAdapter) {
		mWindowAttributes.privateFlags \|=
		WindowManager.LayoutParams.PRIVATE_FLAG_USE_BLAST;
		}

		attrs = mWindowAttributes;
		setTag();

		@@ -1102,6 +1102,13 @@ public final class ViewRootImpl implements ViewParent,
		"Unable to add window -- unknown error code " + res);
		}

		if ((res & WindowManagerGlobal.ADD_FLAG_USE_BLAST) != 0) {
		mUseBLASTAdapter = true;
		}
		if ((res & WindowManagerGlobal.ADD_FLAG_USE_TRIPLE_BUFFERING) != 0) {
		mEnableTripleBuffering = true;
		}

		if (view instanceof RootViewSurfaceTaker) {
		mInputQueueCallback =
		((RootViewSurfaceTaker)view).willYouTakeTheInputQueue();
		@@ -1414,10 +1421,8 @@ public final class ViewRootImpl implements ViewParent,
		}
		mWindowAttributes.privateFlags \|= compatibleWindowFlag;

		if (mUseBLASTAdapter) {
		mWindowAttributes.privateFlags \|=
		WindowManager.LayoutParams.PRIVATE_FLAG_USE_BLAST;
		}

		if (mWindowAttributes.preservePreviousSurfaceInsets) {
		// Restore old surface insets.
		@@ -1784,7 +1789,7 @@ public final class ViewRootImpl implements ViewParent,
		Surface ret = null;
		if (mBlastBufferQueue == null) {
		mBlastBufferQueue = new BLASTBufferQueue(
		mBlastSurfaceControl, width, height);
		mBlastSurfaceControl, width, height, mEnableTripleBuffering);
		// We only return the Surface the first time, as otherwise
		// it hasn't changed and there is no need to update.
		ret = mBlastBufferQueue.getSurface();
		@@ -7393,7 +7398,7 @@ public final class ViewRootImpl implements ViewParent,
		mPendingDisplayCutout, mPendingMergedConfiguration, mSurfaceControl, mTempInsets,
		mTempControls, mSurfaceSize, mBlastSurfaceControl);
		if (mSurfaceControl.isValid()) {
		if (!mUseBLASTAdapter) {
		if (!useBLAST()) {
		mSurface.copyFrom(mSurfaceControl);
		} else {
		final Surface blastSurface = getOrCreateBLASTSurface(mSurfaceSize.x,
		@@ -9760,7 +9765,7 @@ public final class ViewRootImpl implements ViewParent,
		* @hide
		*/
		public SurfaceControl getRenderSurfaceControl() {
		if (mUseBLASTAdapter) {
		if (useBLAST()) {
		return mBlastSurfaceControl;
		} else {
		return mSurfaceControl;
		@@ -9777,11 +9782,11 @@ public final class ViewRootImpl implements ViewParent,
		* flag. Needs to be called before addView.
		*/
		void forceDisableBLAST() {
		mUseBLASTAdapter = false;
		mForceDisableBLAST = true;
		}

		boolean useBLAST() {
		return mUseBLASTAdapter;
		return mUseBLASTAdapter && !mForceDisableBLAST;
		}

		/**

core/java/android/view/WindowManagerGlobal.java

+3 −1

Original line number	Diff line number	Diff line
		@@ -124,8 +124,10 @@ public final class WindowManagerGlobal {
		*/
		public static final int RELAYOUT_DEFER_SURFACE_DESTROY = 0x2;

		public static final int ADD_FLAG_IN_TOUCH_MODE = 0x1;
		public static final int ADD_FLAG_APP_VISIBLE = 0x2;
		public static final int ADD_FLAG_IN_TOUCH_MODE = RELAYOUT_RES_IN_TOUCH_MODE;
		public static final int ADD_FLAG_USE_TRIPLE_BUFFERING = 0x4;
		public static final int ADD_FLAG_USE_BLAST = 0x8;

		/**
		* Like {@link #RELAYOUT_RES_CONSUME_ALWAYS_SYSTEM_BARS}, but as a "hint" when adding the

core/jni/android_graphics_BLASTBufferQueue.cpp

+4 −3

Original line number	Diff line number	Diff line
		@@ -29,9 +29,10 @@

		namespace android {

		static jlong nativeCreate(JNIEnv* env, jclass clazz, jlong surfaceControl, jlong width, jlong height) {
		static jlong nativeCreate(JNIEnv* env, jclass clazz, jlong surfaceControl, jlong width, jlong height,
		jboolean enableTripleBuffering) {
		sp<BLASTBufferQueue> queue = new BLASTBufferQueue(
		reinterpret_cast<SurfaceControl*>(surfaceControl), width, height);
		reinterpret_cast<SurfaceControl*>(surfaceControl), width, height, enableTripleBuffering);
		queue->incStrong((void*)nativeCreate);
		return reinterpret_cast<jlong>(queue.get());
		}
		@@ -59,7 +60,7 @@ static void nativeUpdate(JNIEnv*env, jclass clazz, jlong ptr, jlong surfaceContr

		static const JNINativeMethod gMethods[] = {
		/* name, signature, funcPtr */
		{ "nativeCreate", "(JJJ)J",
		{ "nativeCreate", "(JJJZ)J",
		(void*)nativeCreate },
		{ "nativeGetSurface", "(J)Landroid/view/Surface;",
		(void*)nativeGetSurface },

graphics/java/android/graphics/BLASTBufferQueue.java

+5 −4

Original line number	Diff line number	Diff line
		@@ -26,15 +26,17 @@ public final class BLASTBufferQueue {
		// Note: This field is accessed by native code.
		private long mNativeObject; // BLASTBufferQueue*

		private static native long nativeCreate(long surfaceControl, long width, long height);
		private static native long nativeCreate(long surfaceControl, long width, long height,
		boolean tripleBufferingEnabled);
		private static native void nativeDestroy(long ptr);
		private static native Surface nativeGetSurface(long ptr);
		private static native void nativeSetNextTransaction(long ptr, long transactionPtr);
		private static native void nativeUpdate(long ptr, long surfaceControl, long width, long height);

		/** Create a new connection with the surface flinger. */
		public BLASTBufferQueue(SurfaceControl sc, int width, int height) {
		mNativeObject = nativeCreate(sc.mNativeObject, width, height);
		public BLASTBufferQueue(SurfaceControl sc, int width, int height,
		boolean tripleBufferingEnabled) {
		mNativeObject = nativeCreate(sc.mNativeObject, width, height, tripleBufferingEnabled);
		}

		public void destroy() {
		@@ -64,4 +66,3 @@ public final class BLASTBufferQueue {
		}
		}
		}

services/core/java/com/android/server/wm/WindowManagerService.java

+14 −0

Original line number	Diff line number	Diff line
		@@ -399,12 +399,18 @@ public class WindowManagerService extends IWindowManager.Stub
		private static final String HIERARCHICAL_ANIMATIONS_PROPERTY =
		"persist.wm.hierarchical_animations";

		private static final String DISABLE_TRIPLE_BUFFERING_PROPERTY =
		"ro.sf.disable_triple_buffer";

		/**
		* @see #HIERARCHICAL_ANIMATIONS_PROPERTY
		*/
		static boolean sHierarchicalAnimations =
		SystemProperties.getBoolean(HIERARCHICAL_ANIMATIONS_PROPERTY, true);

		static boolean sEnableTripleBuffering = !SystemProperties.getBoolean(
		DISABLE_TRIPLE_BUFFERING_PROPERTY, false);

		// Enums for animation scale update types.
		@Retention(RetentionPolicy.SOURCE)
		@IntDef({WINDOW_ANIMATION_SCALE, TRANSITION_ANIMATION_SCALE, ANIMATION_DURATION_SCALE})
		@@ -1604,6 +1610,14 @@ public class WindowManagerService extends IWindowManager.Stub
		// From now on, no exceptions or errors allowed!

		res = WindowManagerGlobal.ADD_OKAY;

		if (mUseBLAST) {
		res \|= WindowManagerGlobal.ADD_FLAG_USE_BLAST;
		}
		if (sEnableTripleBuffering) {
		res \|= WindowManagerGlobal.ADD_FLAG_USE_TRIPLE_BUFFERING;
		}

		if (displayContent.mCurrentFocus == null) {
		displayContent.mWinAddedSinceNullFocus.add(win);
		}