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

Commit 099edbd5 authored by TreeHugger Robot's avatar TreeHugger Robot Committed by Automerger Merge Worker
Browse files

Merge "Update brightness nits to keep brightnessFloat same when RBC toggled"... 

Merge "Update brightness nits to keep brightnessFloat same when RBC toggled" into tm-dev am: 2f8fc626

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/18889029



Change-Id: I0bc06879e6946fe5cac848afea584895dff7b180
Signed-off-by: default avatarAutomerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
parents ef9ccf7d 2f8fc626

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

+11 −1
Original line number Diff line number Diff line
@@ -1057,7 +1057,17 @@ class AutomaticBrightnessController { 


    public void recalculateSplines(boolean applyAdjustment, float[] adjustment) {

        mCurrentBrightnessMapper.recalculateSplines(applyAdjustment, adjustment);

        updateAutoBrightness(true /*sendUpdate*/, false /*isManuallySet*/);



        // If rbc is turned on, off or there is a change in strength, we want to reset the short

        // term model. Since the nits range at which brightness now operates has changed due to

        // RBC/strength change, any short term model based on the previous range should be

        // invalidated.

        resetShortTermModel();



        // When rbc is turned on, we want to accommodate this change in the short term model.

        if (applyAdjustment) {

            setScreenBrightnessByUser(getAutomaticScreenBrightness());

        }

    }



    private final class AutomaticBrightnessHandler extends Handler {

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

+0 −6
Original line number Diff line number Diff line
@@ -657,12 +657,6 @@ final class DisplayPowerController implements AutomaticBrightnessController.Call 
        }

        mIsRbcActive = mCdsi.isReduceBrightColorsActivated();

        mAutomaticBrightnessController.recalculateSplines(mIsRbcActive, adjustedNits);



        // If rbc is turned on, off or there is a change in strength, we want to reset the short

        // term model. Since the nits range at which brightness now operates has changed due to

        // RBC/strength change, any short term model based on the previous range should be

        // invalidated.

        mAutomaticBrightnessController.resetShortTermModel();

    }



    /**

services/tests/servicestests/src/com/android/server/display/AutomaticBrightnessControllerTest.java

+21 −13
Original line number Diff line number Diff line
@@ -24,6 +24,7 @@ import static org.mockito.ArgumentMatchers.eq; 
import static org.mockito.Mockito.any;

import static org.mockito.Mockito.anyFloat;

import static org.mockito.Mockito.anyInt;

import static org.mockito.Mockito.clearInvocations;

import static org.mockito.Mockito.times;

import static org.mockito.Mockito.verify;

import static org.mockito.Mockito.verifyNoMoreInteractions;
@@ -258,29 +259,36 @@ public class AutomaticBrightnessControllerTest { 
    @Test

    public void testRecalculateSplines() throws Exception {

        // Enabling the light sensor, and setting the ambient lux to 1000

        int currentLux = 1000;

        ArgumentCaptor<SensorEventListener> listenerCaptor =

                ArgumentCaptor.forClass(SensorEventListener.class);

        verify(mSensorManager).registerListener(listenerCaptor.capture(), eq(mLightSensor),

                eq(INITIAL_LIGHT_SENSOR_RATE * 1000), any(Handler.class));

        SensorEventListener listener = listenerCaptor.getValue();

        listener.onSensorChanged(TestUtils.createSensorEvent(mLightSensor, 1000));

        listener.onSensorChanged(TestUtils.createSensorEvent(mLightSensor, currentLux));



        //Setting the brightnessFloat to 0.5f

        float currentBrightnessFloat = 0.5f;

        when(mBrightnessMappingStrategy.getBrightness(1000,

                null, ApplicationInfo.CATEGORY_UNDEFINED)).thenReturn(currentBrightnessFloat);

        // User sets brightness to 0.5f

        when(mBrightnessMappingStrategy.getBrightness(currentLux,

                null, ApplicationInfo.CATEGORY_UNDEFINED)).thenReturn(0.5f);

        mController.configure(AUTO_BRIGHTNESS_ENABLED, null /* configuration */,

                currentBrightnessFloat /* brightness */, false /* userChangedBrightness */,

                0 /* adjustment */, false /* userChanged */, DisplayPowerRequest.POLICY_BRIGHT);

                0.5f /* brightness */, true /* userChangedBrightness */, 0 /* adjustment */,

                false /* userChanged */, DisplayPowerRequest.POLICY_BRIGHT);



        // Adjusting spline, and accordingly remapping the current 0.5f brightnessFloat to 0.3f

        float updatedBrightnessFloat = 0.3f;

        when(mBrightnessMappingStrategy.getBrightness(1000,

                null, ApplicationInfo.CATEGORY_UNDEFINED)).thenReturn(updatedBrightnessFloat);

        float[] adjustments = new float[]{0.2f, 0.5f};

        //Recalculating the spline with RBC enabled, verifying that the short term model is reset,

        //and the interaction is learnt in short term model

        float[] adjustments = new float[]{0.2f, 0.6f};

        mController.recalculateSplines(true, adjustments);

        verify(mBrightnessMappingStrategy).clearUserDataPoints();

        verify(mBrightnessMappingStrategy).recalculateSplines(true, adjustments);

        assertEquals(mController.getAutomaticScreenBrightness(), updatedBrightnessFloat, EPSILON);

        verify(mBrightnessMappingStrategy, times(2)).addUserDataPoint(currentLux, 0.5f);



        clearInvocations(mBrightnessMappingStrategy);



        // Verify short term model is not learnt when RBC is disabled

        mController.recalculateSplines(false, adjustments);

        verify(mBrightnessMappingStrategy).clearUserDataPoints();

        verify(mBrightnessMappingStrategy).recalculateSplines(false, adjustments);

        verifyNoMoreInteractions(mBrightnessMappingStrategy);

    }



    @Test