Launch 2D activities in VR mode (9a26012d) · Commits · e / os / android_frameworks_base

core/java/android/app/ActivityManagerInternal.java

+7 −0

Original line number	Diff line number	Diff line
		@@ -241,4 +241,11 @@ public abstract class ActivityManagerInternal {
		* {@param procStateSeq}.
		*/
		public abstract void notifyNetworkPolicyRulesUpdated(int uid, long procStateSeq);

		/**
		* Called after virtual display Id is updated by
		* {@link com.android.server.vr.CompatibilityDisplay} with a specific
		* {@param compatibilityDisplayId}.
		*/
		public abstract void setVrCompatibilityDisplayId(int vrCompatibilityDisplayId);
		}

services/core/java/com/android/server/am/ActivityManagerService.java

+20 −0

Original line number	Diff line number	Diff line
		@@ -59,6 +59,7 @@ import static android.provider.Settings.Global.WAIT_FOR_DEBUGGER;
		import static android.provider.Settings.System.FONT_SCALE;
		import static android.service.voice.VoiceInteractionSession.SHOW_SOURCE_APPLICATION;
		import static android.view.Display.DEFAULT_DISPLAY;
		import static android.view.Display.INVALID_DISPLAY;
		import static com.android.internal.util.XmlUtils.readBooleanAttribute;
		import static com.android.internal.util.XmlUtils.readIntAttribute;
		import static com.android.internal.util.XmlUtils.readLongAttribute;
		@@ -691,6 +692,9 @@ public class ActivityManagerService extends IActivityManager.Stub
		}
		};

		// VR Compatibility Display Id.
		int mVrCompatibilityDisplayId = INVALID_DISPLAY;

		// Whether we should use SCHED_FIFO for UI and RenderThreads.
		private boolean mUseFifoUiScheduling = false;

		@@ -23566,6 +23570,22 @@ public class ActivityManagerService extends IActivityManager.Stub
		}
		}
		}

		/**
		* Called after virtual display Id is updated by
		* {@link com.android.server.vr.CompatibilityDisplay} with a specific
		* {@param vrCompatibilityDisplayId}.
		*/
		@Override
		public void setVrCompatibilityDisplayId(int vrCompatibilityDisplayId) {
		if (DEBUG_STACK) {
		Slog.d(TAG, "setVrCompatibilityDisplayId called for: " +
		vrCompatibilityDisplayId);
		}
		synchronized (ActivityManagerService.this) {
		mVrCompatibilityDisplayId = vrCompatibilityDisplayId;
		}
		}
		}

		/**

services/core/java/com/android/server/am/ActivityStarter.java

+50 −6

Original line number	Diff line number	Diff line
		@@ -125,8 +125,10 @@ import android.view.Display;

		import com.android.internal.app.HeavyWeightSwitcherActivity;
		import com.android.internal.app.IVoiceInteractor;
		import com.android.server.LocalServices;
		import com.android.server.am.ActivityStackSupervisor.PendingActivityLaunch;
		import com.android.server.pm.InstantAppResolver;
		import com.android.server.vr.VrManagerInternal;
		import com.android.server.wm.WindowManagerService;

		import java.util.ArrayList;
		@@ -192,6 +194,8 @@ class ActivityStarter {
		private IVoiceInteractionSession mVoiceSession;
		private IVoiceInteractor mVoiceInteractor;

		private boolean mUsingVrCompatibilityDisplay;

		private void reset() {
		mStartActivity = null;
		mIntent = null;
		@@ -229,12 +233,15 @@ class ActivityStarter {

		mVoiceSession = null;
		mVoiceInteractor = null;

		mUsingVrCompatibilityDisplay = false;
		}

		ActivityStarter(ActivityManagerService service, ActivityStackSupervisor supervisor) {
		mService = service;
		mSupervisor = supervisor;
		mInterceptor = new ActivityStartInterceptor(mService, mSupervisor);
		mUsingVrCompatibilityDisplay = false;
		}

		final int startActivityLocked(IApplicationThread caller, Intent intent, Intent ephemeralIntent,
		@@ -1208,10 +1215,7 @@ class ActivityStarter {
		mVoiceSession = voiceSession;
		mVoiceInteractor = voiceInteractor;

		mSourceDisplayId = sourceRecord != null ? sourceRecord.getDisplayId() : INVALID_DISPLAY;
		if (mSourceDisplayId == INVALID_DISPLAY) {
		mSourceDisplayId = DEFAULT_DISPLAY;
		}
		mSourceDisplayId = getSourceDisplayId(mSourceRecord, mStartActivity);

		mLaunchBounds = getOverrideBounds(r, options, inTask);

		@@ -1465,6 +1469,36 @@ class ActivityStarter {
		return intentActivity;
		}

		/**
		* Returns the ID of the display to use for a new activity. If the source activity has
		* a explicit display ID set, use that to launch the activity. If not and the device is in VR
		* mode, then return the Vr mode's virtual display ID.
		*/
		private int getSourceDisplayId(ActivityRecord sourceRecord, ActivityRecord startingActivity) {
		int displayId = sourceRecord != null ? sourceRecord.getDisplayId() : INVALID_DISPLAY;
		// If the activity has a displayId set explicitly, launch it on the same displayId.
		if (displayId != INVALID_DISPLAY) {
		return displayId;
		}

		// Check if the Activity is a VR activity. If so, the activity should be launched in
		// main display.
		if (startingActivity != null && startingActivity.requestedVrComponent != null) {
		return DEFAULT_DISPLAY;
		}

		// Get the virtual display id from ActivityManagerService.
		displayId = mService.mVrCompatibilityDisplayId;
		if (displayId != INVALID_DISPLAY) {
		if (DEBUG_STACK) {
		Slog.d(TAG, "getSourceDisplayId :" + displayId);
		}
		mUsingVrCompatibilityDisplay = true;
		return displayId;
		}
		return DEFAULT_DISPLAY;
		}

		/**
		* Figure out which task and activity to bring to front when we have found an existing matching
		* activity record in history. May also clear the task if needed.
		@@ -2073,7 +2107,17 @@ class ActivityStarter {
		return mSupervisor.getValidLaunchStackOnDisplay(launchDisplayId, r);
		}

		if ((launchFlags & FLAG_ACTIVITY_LAUNCH_ADJACENT) == 0
		// If we are using Vr compatibility display, find the virtual display stack.
		if (mUsingVrCompatibilityDisplay) {
		ActivityStack as = mSupervisor.getValidLaunchStackOnDisplay(mSourceDisplayId, r);
		if (DEBUG_STACK) {
		Slog.v(TAG, "Launch stack for app: " + r.toString() +
		", on virtual display stack:" + as.toString());
		}
		return as;
		}

		if (((launchFlags & FLAG_ACTIVITY_LAUNCH_ADJACENT) == 0)
		\|\| mSourceDisplayId != DEFAULT_DISPLAY) {
		return null;
		}

services/core/java/com/android/server/vr/CompatibilityDisplay.java

+15 −1

Original line number	Diff line number	Diff line
		@@ -2,6 +2,7 @@ package com.android.server.vr;

		import static android.view.Display.INVALID_DISPLAY;

		import android.app.ActivityManagerInternal;
		import android.app.Service;
		import android.content.BroadcastReceiver;
		import android.content.Context;
		@@ -48,6 +49,7 @@ class CompatibilityDisplay {
		private final static String DEBUG_EXTRA_SURFACE =
		"com.android.server.vr.CompatibilityDisplay.EXTRA_SURFACE";

		private final ActivityManagerInternal mActivityManagerInternal;
		private final DisplayManager mDisplayManager;
		private final IVrManager mVrManager;
		private final Object mVdLock = new Object();
		@@ -74,8 +76,10 @@ class CompatibilityDisplay {
		private boolean mIsVrModeOverrideEnabled;
		private boolean mIsVrModeEnabled;

		public CompatibilityDisplay(DisplayManager displayManager, IVrManager vrManager) {
		public CompatibilityDisplay(DisplayManager displayManager,
		ActivityManagerInternal activityManagerInternal, IVrManager vrManager) {
		mDisplayManager = displayManager;
		mActivityManagerInternal = activityManagerInternal;
		mVrManager = vrManager;
		}

		@@ -200,6 +204,15 @@ class CompatibilityDisplay {

		mVirtualDisplay = mDisplayManager.createVirtualDisplay("VR 2D Display", WIDTH, HEIGHT,
		DPI, null /* Surface /, 0 / flags */);

		if (mVirtualDisplay != null) {
		mActivityManagerInternal.setVrCompatibilityDisplayId(
		mVirtualDisplay.getDisplay().getDisplayId());
		} else {
		Log.w(TAG, "Virtual display id is null after createVirtualDisplay");
		mActivityManagerInternal.setVrCompatibilityDisplayId(INVALID_DISPLAY);
		return;
		}
		}

		if (DEBUG) {
		@@ -222,6 +235,7 @@ class CompatibilityDisplay {
		} else {
		Log.i(TAG, "Stopping Virtual Display");
		synchronized (mVdLock) {
		mActivityManagerInternal.setVrCompatibilityDisplayId(INVALID_DISPLAY);
		setSurfaceLocked(null); // clean up and release the surface first.
		if (mVirtualDisplay != null) {
		mVirtualDisplay.release();

services/core/java/com/android/server/vr/VrManagerService.java

+4 −1

Original line number	Diff line number	Diff line
		@@ -18,6 +18,7 @@ package com.android.server.vr;
		import static android.view.Display.INVALID_DISPLAY;

		import android.Manifest;
		import android.app.ActivityManagerInternal;
		import android.app.ActivityManager;
		import android.app.AppOpsManager;
		import android.app.NotificationManager;
		@@ -54,6 +55,7 @@ import android.util.Slog;
		import android.util.SparseArray;

		import com.android.internal.R;
		import com.android.server.LocalServices;
		import com.android.server.SystemConfig;
		import com.android.server.SystemService;
		import com.android.server.utils.ManagedApplicationService.PendingEvent;
		@@ -594,7 +596,8 @@ public class VrManagerService extends SystemService implements EnabledComponentC

		DisplayManager dm =
		(DisplayManager) getContext().getSystemService(Context.DISPLAY_SERVICE);
		mCompatibilityDisplay = new CompatibilityDisplay(dm, mVrManager);
		ActivityManagerInternal ami = LocalServices.getService(ActivityManagerInternal.class);
		mCompatibilityDisplay = new CompatibilityDisplay(dm, ami, mVrManager);
		mCompatibilityDisplay.init(getContext());
		} else if (phase == SystemService.PHASE_THIRD_PARTY_APPS_CAN_START) {
		synchronized (mLock) {