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Commit 959219de authored by Fiona Campbell's avatar Fiona Campbell
Browse files

Reload DPC values when display device changes 

When the display device changes from under the DisplayPowerController, all display-specific variables need to be re-loaded/calculated.

Bug: 174757872
Test: atest com.android.server.display
Change-Id: I1370e898fb3d048b906d3fc376b5983c9c93c344
parent 89681165

services/core/java/com/android/server/display/DisplayPowerController.java

+114 −78
Original line number Diff line number Diff line
@@ -365,7 +365,7 @@ final class DisplayPowerController implements AutomaticBrightnessController.Call 


    @Nullable

    private final ColorDisplayServiceInternal mCdsi;

    private final float[] mNitsRange;

    private float[] mNitsRange;



    private final HighBrightnessModeController mHbmController;
@@ -447,6 +447,7 @@ final class DisplayPowerController implements AutomaticBrightnessController.Call 
        mLogicalDisplay = logicalDisplay;

        mDisplayId = mLogicalDisplay.getDisplayIdLocked();

        mDisplayDevice = mLogicalDisplay.getPrimaryDisplayDeviceLocked();

        mUniqueDisplayId = logicalDisplay.getPrimaryDisplayDeviceLocked().getUniqueId();

        mHandler = new DisplayControllerHandler(handler.getLooper());



        if (mDisplayId == Display.DEFAULT_DISPLAY) {
@@ -462,6 +463,7 @@ final class DisplayPowerController implements AutomaticBrightnessController.Call 
        mBlanker = blanker;

        mContext = context;

        mBrightnessTracker = brightnessTracker;

        // TODO: b/186428377 update brightness setting when display changes

        mBrightnessSetting = brightnessSetting;

        mOnBrightnessChangeRunnable = onBrightnessChangeRunnable;
@@ -498,13 +500,10 @@ final class DisplayPowerController implements AutomaticBrightnessController.Call 
        mAllowAutoBrightnessWhileDozingConfig = resources.getBoolean(

                com.android.internal.R.bool.config_allowAutoBrightnessWhileDozing);



        mDisplayDeviceConfig = logicalDisplay.getPrimaryDisplayDeviceLocked()

                .getDisplayDeviceConfig();



        mDisplayDeviceConfig = logicalDisplay

                .getPrimaryDisplayDeviceLocked().getDisplayDeviceConfig();

        mBrightnessRampRateFastDecrease = mDisplayDeviceConfig.getBrightnessRampFastDecrease();

        mBrightnessRampRateFastIncrease = mDisplayDeviceConfig.getBrightnessRampFastIncrease();

        mBrightnessRampRateSlowDecrease = mDisplayDeviceConfig.getBrightnessRampSlowDecrease();

        mBrightnessRampRateSlowIncrease = mDisplayDeviceConfig.getBrightnessRampSlowIncrease();

        loadBrightnessRampRates();

        mSkipScreenOnBrightnessRamp = resources.getBoolean(

                com.android.internal.R.bool.config_skipScreenOnBrightnessRamp);
@@ -513,66 +512,7 @@ final class DisplayPowerController implements AutomaticBrightnessController.Call 
        // Seed the cached brightness

        saveBrightnessInfo(getScreenBrightnessSetting());



        if (mUseSoftwareAutoBrightnessConfig) {

            final float dozeScaleFactor = resources.getFraction(

                    com.android.internal.R.fraction.config_screenAutoBrightnessDozeScaleFactor,

                    1, 1);



            int[] ambientBrighteningThresholds = resources.getIntArray(

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

            int[] ambientDarkeningThresholds = resources.getIntArray(

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

            int[] ambientThresholdLevels = resources.getIntArray(

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

            HysteresisLevels ambientBrightnessThresholds = new HysteresisLevels(

                    ambientBrighteningThresholds, ambientDarkeningThresholds,

                    ambientThresholdLevels);



            int[] screenBrighteningThresholds = resources.getIntArray(

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

            int[] screenDarkeningThresholds = resources.getIntArray(

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

            int[] screenThresholdLevels = resources.getIntArray(

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

            HysteresisLevels screenBrightnessThresholds = new HysteresisLevels(

                    screenBrighteningThresholds, screenDarkeningThresholds, screenThresholdLevels);



            long brighteningLightDebounce = resources.getInteger(

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

            long darkeningLightDebounce = resources.getInteger(

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

            boolean autoBrightnessResetAmbientLuxAfterWarmUp = resources.getBoolean(

                    com.android.internal.R.bool.config_autoBrightnessResetAmbientLuxAfterWarmUp);



            int lightSensorWarmUpTimeConfig = resources.getInteger(

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

            int lightSensorRate = resources.getInteger(

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

            int initialLightSensorRate = resources.getInteger(

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

            if (initialLightSensorRate == -1) {

                initialLightSensorRate = lightSensorRate;

            } else if (initialLightSensorRate > lightSensorRate) {

                Slog.w(TAG, "Expected config_autoBrightnessInitialLightSensorRate ("

                        + initialLightSensorRate + ") to be less than or equal to "

                        + "config_autoBrightnessLightSensorRate (" + lightSensorRate + ").");

            }



            loadAmbientLightSensor();



            mBrightnessMapper = BrightnessMappingStrategy.create(resources, mDisplayDeviceConfig);

            if (mBrightnessMapper != null) {

                mAutomaticBrightnessController = new AutomaticBrightnessController(this,

                        handler.getLooper(), sensorManager, mLightSensor, mBrightnessMapper,

                        lightSensorWarmUpTimeConfig, PowerManager.BRIGHTNESS_MIN,

                        PowerManager.BRIGHTNESS_MAX, dozeScaleFactor, lightSensorRate,

                        initialLightSensorRate, brighteningLightDebounce, darkeningLightDebounce,

                        autoBrightnessResetAmbientLuxAfterWarmUp, ambientBrightnessThresholds,

                        screenBrightnessThresholds, logicalDisplay, context, mHbmController);

            } else {

                mUseSoftwareAutoBrightnessConfig = false;

            }

        }

        setUpAutoBrightness(resources, handler);



        mColorFadeEnabled = !ActivityManager.isLowRamDeviceStatic();

        mColorFadeFadesConfig = resources.getBoolean(
@@ -610,13 +550,8 @@ final class DisplayPowerController implements AutomaticBrightnessController.Call 
        mDisplayWhiteBalanceSettings = displayWhiteBalanceSettings;

        mDisplayWhiteBalanceController = displayWhiteBalanceController;



        if (mDisplayDeviceConfig != null && mDisplayDeviceConfig.getNits() != null) {

            mNitsRange = mDisplayDeviceConfig.getNits();

        } else {

            Slog.w(TAG, "Screen brightness nits configuration is unavailable; falling back");

            mNitsRange = BrightnessMappingStrategy.getFloatArray(context.getResources()

                    .obtainTypedArray(com.android.internal.R.array.config_screenBrightnessNits));

        }

        loadNitsRange(resources);



        if (mDisplayId == Display.DEFAULT_DISPLAY) {

            mCdsi = LocalServices.getService(ColorDisplayServiceInternal.class);

            boolean active = mCdsi.setReduceBrightColorsListener(new ReduceBrightColorsListener() {
@@ -802,10 +737,7 @@ final class DisplayPowerController implements AutomaticBrightnessController.Call 
            mDisplayDevice = device;

            mUniqueDisplayId = uniqueId;

            mDisplayDeviceConfig = config;



            loadAmbientLightSensor();

            loadProximitySensor();

            mHbmController.resetHbmData(token, config.getHighBrightnessModeData());

            loadFromDisplayDeviceConfig(token);

        });

    }
@@ -846,6 +778,18 @@ final class DisplayPowerController implements AutomaticBrightnessController.Call 
        }

    }



    private void loadFromDisplayDeviceConfig(IBinder token) {

        // All properties that depend on the associated DisplayDevice and the DDC must be

        // updated here.

        loadAmbientLightSensor();

        loadBrightnessRampRates();

        loadProximitySensor();

        loadNitsRange(mContext.getResources());

        setUpAutoBrightness(mContext.getResources(), mHandler);

        reloadReduceBrightColours();

        mHbmController.resetHbmData(token, mDisplayDeviceConfig.getHighBrightnessModeData());

    }



    private void sendUpdatePowerState() {

        synchronized (mLock) {

            sendUpdatePowerStateLocked();
@@ -903,6 +847,98 @@ final class DisplayPowerController implements AutomaticBrightnessController.Call 
                false /*notifyForDescendants*/, mSettingsObserver, UserHandle.USER_ALL);

    }



    private void setUpAutoBrightness(Resources resources, Handler handler) {

        if (!mUseSoftwareAutoBrightnessConfig) {

            return;

        }



        mBrightnessMapper = BrightnessMappingStrategy.create(resources, mDisplayDeviceConfig);



        if (mBrightnessMapper != null) {

            final float dozeScaleFactor = resources.getFraction(

                    com.android.internal.R.fraction.config_screenAutoBrightnessDozeScaleFactor,

                    1, 1);



            int[] ambientBrighteningThresholds = resources.getIntArray(

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

            int[] ambientDarkeningThresholds = resources.getIntArray(

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

            int[] ambientThresholdLevels = resources.getIntArray(

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

            HysteresisLevels ambientBrightnessThresholds = new HysteresisLevels(

                    ambientBrighteningThresholds, ambientDarkeningThresholds,

                    ambientThresholdLevels);



            int[] screenBrighteningThresholds = resources.getIntArray(

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

            int[] screenDarkeningThresholds = resources.getIntArray(

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

            int[] screenThresholdLevels = resources.getIntArray(

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

            HysteresisLevels screenBrightnessThresholds = new HysteresisLevels(

                    screenBrighteningThresholds, screenDarkeningThresholds, screenThresholdLevels);



            long brighteningLightDebounce = resources.getInteger(

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

            long darkeningLightDebounce = resources.getInteger(

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

            boolean autoBrightnessResetAmbientLuxAfterWarmUp = resources.getBoolean(

                    com.android.internal.R.bool.config_autoBrightnessResetAmbientLuxAfterWarmUp);



            int lightSensorWarmUpTimeConfig = resources.getInteger(

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

            int lightSensorRate = resources.getInteger(

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

            int initialLightSensorRate = resources.getInteger(

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

            if (initialLightSensorRate == -1) {

                initialLightSensorRate = lightSensorRate;

            } else if (initialLightSensorRate > lightSensorRate) {

                Slog.w(TAG, "Expected config_autoBrightnessInitialLightSensorRate ("

                        + initialLightSensorRate + ") to be less than or equal to "

                        + "config_autoBrightnessLightSensorRate (" + lightSensorRate + ").");

            }



            loadAmbientLightSensor();



            if (mAutomaticBrightnessController != null) {

                mAutomaticBrightnessController.stop();

            }

            mAutomaticBrightnessController = new AutomaticBrightnessController(this,

                    handler.getLooper(), mSensorManager, mLightSensor, mBrightnessMapper,

                    lightSensorWarmUpTimeConfig, PowerManager.BRIGHTNESS_MIN,

                    PowerManager.BRIGHTNESS_MAX, dozeScaleFactor, lightSensorRate,

                    initialLightSensorRate, brighteningLightDebounce, darkeningLightDebounce,

                    autoBrightnessResetAmbientLuxAfterWarmUp, ambientBrightnessThresholds,

                    screenBrightnessThresholds, mLogicalDisplay, mContext, mHbmController);

        } else {

            mUseSoftwareAutoBrightnessConfig = false;

        }

    }



    private void loadBrightnessRampRates() {

        mBrightnessRampRateFastDecrease = mDisplayDeviceConfig.getBrightnessRampFastDecrease();

        mBrightnessRampRateFastIncrease = mDisplayDeviceConfig.getBrightnessRampFastIncrease();

        mBrightnessRampRateSlowDecrease = mDisplayDeviceConfig.getBrightnessRampSlowDecrease();

        mBrightnessRampRateSlowIncrease = mDisplayDeviceConfig.getBrightnessRampSlowIncrease();

    }



    private void loadNitsRange(Resources resources) {

        if (mDisplayDeviceConfig != null && mDisplayDeviceConfig.getNits() != null) {

            mNitsRange = mDisplayDeviceConfig.getNits();

        } else {

            Slog.w(TAG, "Screen brightness nits configuration is unavailable; falling back");

            mNitsRange = BrightnessMappingStrategy.getFloatArray(resources

                    .obtainTypedArray(com.android.internal.R.array.config_screenBrightnessNits));

        }

    }



    private void reloadReduceBrightColours() {

        if (mCdsi != null && mCdsi.isReduceBrightColorsActivated()) {

            applyReduceBrightColorsSplineAdjustment();

        }

    }



    private final Animator.AnimatorListener mAnimatorListener = new Animator.AnimatorListener() {

        @Override

        public void onAnimationStart(Animator animation) {