ViewRootImpl: Add USE_BLAST flag. (48ec4e0b) · Commits · e / os / android_frameworks_base

core/java/android/view/SurfaceControl.java

+21 −2

Original line number	Diff line number	Diff line
		@@ -200,7 +200,10 @@ public final class SurfaceControl implements Parcelable {

		private final CloseGuard mCloseGuard = CloseGuard.get();
		private String mName;
		long mNativeObject; // package visibility only for Surface.java access
		/**
		* @hide
		*/
		public long mNativeObject;

		// TODO: Move this to native.
		private final Object mSizeLock = new Object();
		@@ -318,6 +321,11 @@ public final class SurfaceControl implements Parcelable {
		*/
		public static final int FX_SURFACE_CONTAINER = 0x00080000;

		/**
		* @hide
		*/
		public static final int FX_SURFACE_BLAST = 0x00040000;

		/**
		* Mask used for FX values above.
		*
		@@ -693,6 +701,14 @@ public final class SurfaceControl implements Parcelable {
		return (mFlags & FX_SURFACE_DIM) == FX_SURFACE_DIM;
		}

		/**
		* @hide
		*/
		public Builder setBLASTLayer() {
		unsetBufferSize();
		return setFlags(FX_SURFACE_BLAST, FX_SURFACE_MASK);
		}

		/**
		* Indicates whether a 'ContainerLayer' is to be constructed.
		*
		@@ -2066,7 +2082,10 @@ public final class SurfaceControl implements Parcelable {
		public static final NativeAllocationRegistry sRegistry = new NativeAllocationRegistry(
		Transaction.class.getClassLoader(),
		nativeGetNativeTransactionFinalizer(), 512);
		private long mNativeObject;
		/**
		* @hide
		*/
		public long mNativeObject;

		private final ArrayMap<SurfaceControl, Point> mResizedSurfaces = new ArrayMap<>();
		Runnable mFreeNativeResources;

core/java/android/view/ViewRootImpl.java

+50 −4

Original line number	Diff line number	Diff line
		@@ -45,6 +45,7 @@ import android.content.res.CompatibilityInfo;
		import android.content.res.Configuration;
		import android.content.res.Resources;
		import android.content.res.TypedArray;
		import android.graphics.BLASTBufferQueue;
		import android.graphics.Canvas;
		import android.graphics.Color;
		import android.graphics.FrameInfo;
		@@ -170,6 +171,8 @@ public final class ViewRootImpl implements ViewParent,
		*/
		private static final boolean MT_RENDERER_AVAILABLE = true;

		private static final boolean USE_BLAST_BUFFERQUEUE = false;

		/**
		* If set to 2, the view system will switch from using rectangles retrieved from window to
		* dispatch to the view hierarchy to using {@link InsetsController}, that derives the insets
		@@ -475,6 +478,9 @@ public final class ViewRootImpl implements ViewParent,
		@UnsupportedAppUsage
		public final Surface mSurface = new Surface();
		private final SurfaceControl mSurfaceControl = new SurfaceControl();
		private SurfaceControl mBlastSurfaceControl;

		private BLASTBufferQueue mBlastBufferQueue;

		/**
		* Transaction object that can be used to synchronize child SurfaceControl changes with
		@@ -1282,6 +1288,11 @@ public final class ViewRootImpl implements ViewParent,
		}
		mWindowAttributes.privateFlags \|= compatibleWindowFlag;

		if (USE_BLAST_BUFFERQUEUE) {
		mWindowAttributes.privateFlags =
		WindowManager.LayoutParams.PRIVATE_FLAG_USE_BLAST;
		}

		if (mWindowAttributes.preservePreviousSurfaceInsets) {
		// Restore old surface insets.
		mWindowAttributes.surfaceInsets.set(
		@@ -1629,6 +1640,29 @@ public final class ViewRootImpl implements ViewParent,
		return mBoundsLayer;
		}

		Surface getOrCreateBLASTSurface(int width, int height) {
		if (mSurfaceControl == null \|\| !mSurfaceControl.isValid()) {
		return null;
		}
		if (mBlastSurfaceControl == null) {
		mBlastSurfaceControl = new SurfaceControl.Builder(mSurfaceSession)
		.setParent(mSurfaceControl)
		.setName("BLAST")
		.setBLASTLayer()
		.build();
		mBlastBufferQueue = new BLASTBufferQueue(
		mBlastSurfaceControl, width, height);

		}
		mBlastBufferQueue.update(mSurfaceControl, width, height);

		mTransaction.show(mBlastSurfaceControl)
		.reparent(mBlastSurfaceControl, mSurfaceControl)
		.apply();

		return mBlastBufferQueue.getSurface();
		}

		private void setBoundsLayerCrop() {
		// mWinFrame is already adjusted for surface insets. So offset it and use it as
		// the cropping bounds.
		@@ -1658,6 +1692,13 @@ public final class ViewRootImpl implements ViewParent,
		}
		mSurface.release();
		mSurfaceControl.release();

		if (mBlastBufferQueue != null) {
		mTransaction.remove(mBlastSurfaceControl).apply();
		mBlastSurfaceControl = null;
		// We should probably add an explicit dispose.
		mBlastBufferQueue = null;
		}
		}

		/**
		@@ -2413,8 +2454,7 @@ public final class ViewRootImpl implements ViewParent,
		// will be transparent
		if (mAttachInfo.mThreadedRenderer != null) {
		try {
		hwInitialized = mAttachInfo.mThreadedRenderer.initialize(
		mSurface);
		hwInitialized = mAttachInfo.mThreadedRenderer.initialize(mSurface);
		if (hwInitialized && (host.mPrivateFlags
		& View.PFLAG_REQUEST_TRANSPARENT_REGIONS) == 0) {
		// Don't pre-allocate if transparent regions
		@@ -7139,7 +7179,13 @@ public final class ViewRootImpl implements ViewParent,
		mPendingStableInsets, mPendingOutsets, mPendingBackDropFrame, mPendingDisplayCutout,
		mPendingMergedConfiguration, mSurfaceControl, mTempInsets);
		if (mSurfaceControl.isValid()) {
		if (USE_BLAST_BUFFERQUEUE == false) {
		mSurface.copyFrom(mSurfaceControl);
		} else {
		mSurface.transferFrom(getOrCreateBLASTSurface(
		(int) (mView.getMeasuredWidth() * appScale + 0.5f),
		(int) (mView.getMeasuredHeight() * appScale + 0.5f)));
		}
		} else {
		destroySurface();
		}

core/java/android/view/WindowManager.java

+7 −0

Original line number	Diff line number	Diff line
		@@ -1833,6 +1833,13 @@ public interface WindowManager extends ViewManager {
		*/
		public static final int PRIVATE_FLAG_COLOR_SPACE_AGNOSTIC = 0x01000000;

		/**
		* Flag to request creation of a BLAST (Buffer as LayerState) Layer.
		* If not specified the client will receive a BufferQueue layer.
		* @hide
		*/
		public static final int PRIVATE_FLAG_USE_BLAST = 0x02000000;

		/**
		* An internal annotation for flags that can be specified to {@link #softInputMode}.
		*

core/jni/Android.bp

+1 −0

Original line number	Diff line number	Diff line
		@@ -117,6 +117,7 @@ cc_library_shared {
		"android_view_RenderNodeAnimator.cpp",
		"android_view_Surface.cpp",
		"android_view_SurfaceControl.cpp",
		"android_graphics_BLASTBufferQueue.cpp",
		"android_view_SurfaceSession.cpp",
		"android_view_TextureView.cpp",
		"android_view_VelocityTracker.cpp",

core/jni/AndroidRuntime.cpp

+2 −2

Original line number	Diff line number	Diff line
		@@ -115,6 +115,7 @@ extern int register_android_util_MemoryIntArray(JNIEnv* env);
		extern int register_android_content_StringBlock(JNIEnv* env);
		extern int register_android_content_XmlBlock(JNIEnv* env);
		extern int register_android_content_res_ApkAssets(JNIEnv* env);
		extern int register_android_graphics_BLASTBufferQueue(JNIEnv* env);
		extern int register_android_view_DisplayEventReceiver(JNIEnv* env);
		extern int register_android_view_InputApplicationHandle(JNIEnv* env);
		extern int register_android_view_InputWindowHandle(JNIEnv* env);
		@@ -1458,10 +1459,9 @@ static const RegJNIRec gRegJNI[] = {
		REG_JNI(register_android_opengl_jni_GLES31),
		REG_JNI(register_android_opengl_jni_GLES31Ext),
		REG_JNI(register_android_opengl_jni_GLES32),

		REG_JNI(register_android_graphics_classes),
		REG_JNI(register_android_graphics_BLASTBufferQueue),
		REG_JNI(register_android_graphics_GraphicBuffer),

		REG_JNI(register_android_database_CursorWindow),
		REG_JNI(register_android_database_SQLiteConnection),
		REG_JNI(register_android_database_SQLiteGlobal),