Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 91338fb3 authored by Dilip Gudlur's avatar Dilip Gudlur Committed by Linux Build Service Account
Browse files

frameworks: Add custom boost for scroll/fling 

Change adds custom scroll/fling boost for specific
applications, gets enabled only when system property
(persist.debugboost.enabled) is defined

Change-Id: I75141636bbe1a58b9f5cc948d7e16e588c4e6b98
parent 7d2b34ac

core/java/android/app/Activity.java

+8 −1
Original line number Diff line number Diff line
@@ -3074,7 +3074,14 @@ public class Activity extends ContextThemeWrapper 
                }

            }

        }

        if (mDragBoostPossible == 1) {



       Context context = getApplicationContext();

       if (mPerf == null){

           mPerf = new BoostFramework();

       }

       boolean override = mPerf.boostOverride(context, ev, getResources().getDisplayMetrics());



       if (mDragBoostPossible == 1 && override != true) {

            if (mPerf == null){

                mPerf = new BoostFramework();

            }

core/java/android/util/BoostFramework.java

+68 −0
Original line number Diff line number Diff line
@@ -36,6 +36,8 @@ import java.lang.reflect.Method; 
import java.lang.System;

import android.view.MotionEvent;

import android.util.DisplayMetrics;

import android.os.SystemProperties;

import android.content.Context;



/** @hide */

public class BoostFramework {
@@ -52,6 +54,11 @@ public class BoostFramework { 
    private static Method mIOPStart = null;

    private static Method mIOPStop  = null;

    private static Constructor<Class> mConstructor = null;

    private static int mLockDuration = -1;

    private static int mParamVal[];

    private static String mBoostActivityList[];

    private static long mStartTime;

    private static final int mDebugBoost = getDebugBoostProperty();



/** @hide */

    private Object mPerf = null;
@@ -142,6 +149,67 @@ public class BoostFramework { 
        }

        return ret;

    }



/** @hide Reads system property

     * @return 1 if property is set

     */

    public static int getDebugBoostProperty() {

       return SystemProperties.getInt("persist.debugboost.enable", 0);

    }



/** @hide Acquires debug boost perflock

     * @param ev Touch Screen event

     */

    public void enableDebugBoost(Context context, MotionEvent ev, DisplayMetrics metrics) {



       final int NANO_TO_MILLI = 1000000;

       long elapsedMillis;

       boolean mDebugBoostPossible = false;



       /* extract the XML params */

       if (mLockDuration == -1 || mParamVal == null || mBoostActivityList == null) {

          mLockDuration = context.getResources().getInteger(

             com.android.internal.R.integer.debugBoost_timeout);

          mParamVal = context.getResources().getIntArray(

             com.android.internal.R.array.debugBoost_param_value);

          mBoostActivityList = context.getResources().getStringArray(

             com.android.internal.R.array.debugBoost_activityList);

       }



       String currentActivity = context.getPackageName();



       /* search for the current activity in list */

       for (String match : mBoostActivityList) {

          if (currentActivity.indexOf(match) != -1) {

             /* break if found */

             mDebugBoostPossible = true;

             break;

          }

       }



       elapsedMillis = (System.nanoTime() - mStartTime)/NANO_TO_MILLI;



       /* elapsed should be atleast greater than lock duration */

       if (mDebugBoostPossible == true && elapsedMillis > mLockDuration) {

          perfLockAcquireTouch(ev, metrics, mLockDuration, mParamVal);

          mStartTime = System.nanoTime();

          Log.i(TAG, "dBoost: activity = " + currentActivity + " " + "elapsed = " + elapsedMillis);

       }

    }



/** @hide sets debug boost if property is set

    */

    public boolean boostOverride(Context context, MotionEvent ev, DisplayMetrics metrics) {

       /* Enable debug boost if property is set and

        * current actiivity is present in list

        */

       if (mDebugBoost == 1) {

          enableDebugBoost(context, ev, metrics);

          return true;

       }

       return false;

    }



/** @hide */

    public int perfLockAcquireTouch(MotionEvent ev, DisplayMetrics metrics,

                                   int duration, int... list) {

core/res/res/values/config.xml

+6 −0
Original line number Diff line number Diff line
@@ -2515,6 +2515,12 @@ 
    <integer name="ascrollboost_timeout">0</integer>

    <integer-array name="ascrollboost_param_value"/>



    <!-- SSDOU scroll boost optimization -->

    <bool name="config_debugBoost">false</bool>

    <string-array  translatable="false" name="debugBoost_activityList"></string-array>

    <integer name="debugBoost_timeout">0</integer>

    <integer-array name="debugBoost_param_value"/>



    <!-- cpu boost for PanelView fling -->

    <bool name="config_enableCpuBoostForPanelViewFling">false</bool>

    <integer-array name="panelview_flingboost_param_value" />

core/res/res/values/symbols.xml

+6 −0
Original line number Diff line number Diff line
@@ -2651,6 +2651,12 @@ 
  <java-symbol type="integer" name="ascrollboost_timeout" />

  <java-symbol type="array" name="ascrollboost_param_value" />



  <!-- SSDOU scroll boost optimization -->

  <java-symbol type="bool" name="config_debugBoost" />

  <java-symbol type="array" name="debugBoost_activityList" />

  <java-symbol type="integer" name="debugBoost_timeout" />

  <java-symbol type="array" name="debugBoost_param_value" />



  <!-- cpu boost for PanelView fling -->

  <java-symbol type="bool" name="config_enableCpuBoostForPanelViewFling" />

  <java-symbol type="array" name="panelview_flingboost_param_value" />