commit a3c846db7586c58785c3090d1c507fe8d0cf9475
author Matt Buckley <mattbuckley@google.com> Wed Nov 27 08:51:55 2024 +0000
committer Matt Buckley <mattbuckley@google.com> Thu Nov 28 00:47:04 2024 +0000
tree 1405888a40ce9f9791e11927ce328e9ab9f82c52
parent 9c9fefecfb36695dc159601f8e31b6ba343f3132

Attempt a load reset on touch mode start

Bug: 360345939
Change-Id: If7cbb0b043127f25de92ef53c7c86c95a9408e26
Test: manual
Flag: android.adpf.adpf_viewrootimpl_action_down_boost

AconfigFlags.bp

diff --git a/AconfigFlags.bp b/AconfigFlags.bp
index 56831d7..d52797b 100644
--- a/AconfigFlags.bp
+++ b/AconfigFlags.bp
@@ -23,6 +23,7 @@
         "aconfig_mediacodec_flags_java_lib",
         "aconfig_settingslib_flags_java_lib",
         "aconfig_trade_in_mode_flags_java_lib",
+        "adpf_flags_java_lib",
         "android.adaptiveauth.flags-aconfig-java",
         "android.app.appfunctions.flags-aconfig-java",
         "android.app.assist.flags-aconfig-java",
@@ -871,6 +872,13 @@
     defaults: ["framework-minus-apex-aconfig-java-defaults"],
 }
 
+// Adaptive Performance
+java_aconfig_library {
+    name: "adpf_flags_java_lib",
+    aconfig_declarations: "adpf_flags",
+    defaults: ["framework-minus-apex-aconfig-java-defaults"],
+}
+
 // Graphics
 java_aconfig_library {
     name: "hwui_flags_java_lib",

core/java/android/view/ViewRootImpl.java

diff --git a/core/java/android/view/ViewRootImpl.java b/core/java/android/view/ViewRootImpl.java
index a0feccd..e9c2cf8 100644
--- a/core/java/android/view/ViewRootImpl.java
+++ b/core/java/android/view/ViewRootImpl.java
@@ -16,6 +16,7 @@
 
 package android.view;
 
+import static android.adpf.Flags.adpfViewrootimplActionDownBoost;
 import static android.app.WindowConfiguration.WINDOWING_MODE_MULTI_WINDOW;
 import static android.content.pm.ActivityInfo.OVERRIDE_SANDBOX_VIEW_BOUNDS_APIS;
 import static android.graphics.HardwareRenderer.SYNC_CONTEXT_IS_STOPPED;
@@ -1208,6 +1209,8 @@
     private long mRenderThreadDrawStartTimeNs = -1;
     private long mFirstFramePresentedTimeNs = -1;
 
+    private final boolean mSendPerfHintOnTouch;
+
     private static boolean sToolkitSetFrameRateReadOnlyFlagValue;
     private static boolean sToolkitFrameRateFunctionEnablingReadOnlyFlagValue;
     private static boolean sToolkitMetricsForFrameRateDecisionFlagValue;
@@ -1337,6 +1340,8 @@
                 CompatChanges.isChangeEnabled(DISABLE_DRAW_WAKE_LOCK) && disableDrawWakeLock();
         mIsSubscribeGranularDisplayEventsEnabled =
                 com.android.server.display.feature.flags.Flags.subscribeGranularDisplayEvents();
+
+        mSendPerfHintOnTouch = adpfViewrootimplActionDownBoost();
     }
 
     public static void addFirstDrawHandler(Runnable callback) {
@@ -7110,6 +7115,10 @@
                 + "touch mode is " + mAttachInfo.mInTouchMode);
         if (mAttachInfo.mInTouchMode == inTouchMode) return false;
 
+        if (inTouchMode && mAttachInfo.mThreadedRenderer != null && mSendPerfHintOnTouch) {
+            mAttachInfo.mThreadedRenderer.notifyExpensiveFrame();
+        }
+
         // tell the window manager
         try {
             IWindowManager windowManager = WindowManagerGlobal.getWindowManagerService();