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Commit 5e1565ea authored by Alan Viverette's avatar Alan Viverette
Browse files

Enable hardware rendering for system process 

Also enables hardware rendering by default on windows created
without a parent activity (e.g. by services).

BUG: 16240470
Change-Id: I906d48cb07af50fa02dae4f4ecdb5e65211fc6ef
parent 8a850b4c

core/java/android/app/ActivityThread.java

+6 −1
Original line number Original line Diff line number Diff line
@@ -5081,7 +5081,12 @@ public final class ActivityThread { 
    }

    }





    public static ActivityThread systemMain() {

    public static ActivityThread systemMain() {

        // The system process on low-memory devices do not get to use hardware

        // accelerated drawing, since this can add too much overhead to the

        // process.

        if (!ActivityManager.isHighEndGfx()) {

            HardwareRenderer.disable(true);

            HardwareRenderer.disable(true);

        }

        ActivityThread thread = new ActivityThread();

        ActivityThread thread = new ActivityThread();

        thread.attach(true);

        thread.attach(true);

        return thread;

        return thread;

core/java/android/view/WindowManagerGlobal.java

+10 −0
Original line number Original line Diff line number Diff line
@@ -19,7 +19,9 @@ package android.view; 
import android.animation.ValueAnimator;

import android.animation.ValueAnimator;

import android.app.ActivityManager;

import android.app.ActivityManager;

import android.content.ComponentCallbacks2;

import android.content.ComponentCallbacks2;

import android.content.Context;

import android.content.res.Configuration;

import android.content.res.Configuration;

import android.os.Build;

import android.os.IBinder;

import android.os.IBinder;

import android.os.RemoteException;

import android.os.RemoteException;

import android.os.ServiceManager;

import android.os.ServiceManager;
@@ -204,6 +206,14 @@ public final class WindowManagerGlobal { 
        final WindowManager.LayoutParams wparams = (WindowManager.LayoutParams)params;

        final WindowManager.LayoutParams wparams = (WindowManager.LayoutParams)params;

        if (parentWindow != null) {

        if (parentWindow != null) {

            parentWindow.adjustLayoutParamsForSubWindow(wparams);

            parentWindow.adjustLayoutParamsForSubWindow(wparams);

        } else {

            // If there's no parent and we're running on L or above (or in the

            // system context), assume we want hardware acceleration.

            final Context context = view.getContext();

            if (context != null

                    && context.getApplicationInfo().targetSdkVersion >= Build.VERSION_CODES.L) {

                wparams.flags |= WindowManager.LayoutParams.FLAG_HARDWARE_ACCELERATED;

            }

        }

        }





        ViewRootImpl root;

        ViewRootImpl root;