Remove VR features from apps

Bug: 260555143
Test: atest com.android.server.power
Change-Id: I7d1938363dacb06f93cea69672a710ccbb76012e

src/com/android/settings/display/BrightnessLevelPreferenceController.java

@@ -30,15 +30,9 @@ import android.hardware.display.DisplayManager.DisplayListener;
 import android.net.Uri;
 import android.os.Handler;
 import android.os.Looper;
-import android.os.PowerManager;
-import android.os.RemoteException;
-import android.os.ServiceManager;
 import android.provider.Settings.System;
-import android.service.vr.IVrManager;
 import android.text.TextUtils;
-import android.util.Log;
 
-import androidx.annotation.VisibleForTesting;
 import androidx.preference.Preference;
 import androidx.preference.PreferenceScreen;
 
@@ -58,11 +52,8 @@ public class BrightnessLevelPreferenceController extends AbstractPreferenceContr
 
     private static final String TAG = "BrightnessPrefCtrl";
     private static final String KEY_BRIGHTNESS = "brightness";
-    private static final Uri BRIGHTNESS_FOR_VR_URI;
     private static final Uri BRIGHTNESS_ADJ_URI;
 
-    private final float mMinVrBrightness;
-    private final float mMaxVrBrightness;
     private final ContentResolver mContentResolver;
     private final Handler mHandler = new Handler(Looper.getMainLooper());
     private final DisplayManager mDisplayManager;
@@ -70,7 +61,6 @@ public class BrightnessLevelPreferenceController extends AbstractPreferenceContr
     private Preference mPreference;
 
     static {
-        BRIGHTNESS_FOR_VR_URI = System.getUriFor(System.SCREEN_BRIGHTNESS_FOR_VR);
         BRIGHTNESS_ADJ_URI = System.getUriFor(System.SCREEN_AUTO_BRIGHTNESS_ADJ);
     }
 
@@ -105,12 +95,6 @@ public class BrightnessLevelPreferenceController extends AbstractPreferenceContr
         if (lifecycle != null) {
             lifecycle.addObserver(this);
         }
-        final PowerManager powerManager = context.getSystemService(PowerManager.class);
-
-        mMinVrBrightness = powerManager.getBrightnessConstraint(
-                PowerManager.BRIGHTNESS_CONSTRAINT_TYPE_MINIMUM_VR);
-        mMaxVrBrightness = powerManager.getBrightnessConstraint(
-                PowerManager.BRIGHTNESS_CONSTRAINT_TYPE_MAXIMUM_VR);
         mContentResolver = mContext.getContentResolver();
     }
 
@@ -137,7 +121,6 @@ public class BrightnessLevelPreferenceController extends AbstractPreferenceContr
 
     @Override
     public void onStart() {
-        mContentResolver.registerContentObserver(BRIGHTNESS_FOR_VR_URI, false, mBrightnessObserver);
         mContentResolver.registerContentObserver(BRIGHTNESS_ADJ_URI, false, mBrightnessObserver);
         mDisplayManager.registerDisplayListener(mDisplayListener, mHandler,
                 DisplayManager.EVENT_FLAG_DISPLAY_BRIGHTNESS);
@@ -174,17 +157,11 @@ public class BrightnessLevelPreferenceController extends AbstractPreferenceContr
 
     private double getCurrentBrightness() {
         int value = 0;
-        if (isInVrMode()) {
-            value = convertLinearToGammaFloat(System.getFloat(mContentResolver,
-                    System.SCREEN_BRIGHTNESS_FOR_VR_FLOAT, mMaxVrBrightness),
-                    mMinVrBrightness, mMaxVrBrightness);
-        } else {
         final BrightnessInfo info = mContext.getDisplay().getBrightnessInfo();
         if (info != null) {
             value = convertLinearToGammaFloat(info.brightness, info.brightnessMinimum,
                     info.brightnessMaximum);
         }
-        }
         return getPercentage(value, GAMMA_SPACE_MIN, GAMMA_SPACE_MAX);
     }
 
@@ -197,23 +174,4 @@ public class BrightnessLevelPreferenceController extends AbstractPreferenceContr
         }
         return (value - min) / (max - min);
     }
-
-    @VisibleForTesting
-    IVrManager safeGetVrManager() {
-        return IVrManager.Stub.asInterface(ServiceManager.getService(
-                Context.VR_SERVICE));
-    }
-
-    @VisibleForTesting
-    boolean isInVrMode() {
-        IVrManager vrManager = safeGetVrManager();
-        if (vrManager != null) {
-            try {
-                return vrManager.getVrModeState();
-            } catch (RemoteException e) {
-                Log.e(TAG, "Failed to check vr mode!", e);
-            }
-        }
-        return false;
-    }
 }

tests/robotests/src/com/android/settings/display/BrightnessLevelPreferenceControllerTest.java

@@ -21,7 +21,6 @@ import static android.content.Context.POWER_SERVICE;
 import static com.google.common.truth.Truth.assertThat;
 
 import static org.mockito.ArgumentMatchers.anyString;
-import static org.mockito.Mockito.doReturn;
 import static org.mockito.Mockito.spy;
 import static org.mockito.Mockito.verify;
 import static org.mockito.Mockito.when;
@@ -82,16 +81,11 @@ public class BrightnessLevelPreferenceControllerTest {
                 PowerManager.BRIGHTNESS_CONSTRAINT_TYPE_MINIMUM)).thenReturn(0.0f);
         when(mPowerManager.getBrightnessConstraint(
                 PowerManager.BRIGHTNESS_CONSTRAINT_TYPE_MAXIMUM)).thenReturn(1.0f);
-        when(mPowerManager.getBrightnessConstraint(
-                PowerManager.BRIGHTNESS_CONSTRAINT_TYPE_MINIMUM_VR)).thenReturn(0.0f);
-        when(mPowerManager.getBrightnessConstraint(
-                PowerManager.BRIGHTNESS_CONSTRAINT_TYPE_MAXIMUM_VR)).thenReturn(1.0f);
         ShadowApplication.getInstance().setSystemService(POWER_SERVICE,
                 mPowerManager);
         when(mScreen.findPreference(anyString())).thenReturn(mPreference);
         when(mContext.getDisplay()).thenReturn(mDisplay);
         mController = spy(new BrightnessLevelPreferenceController(mContext, null));
-        doReturn(false).when(mController).isInVrMode();
     }
 
     @Test
@@ -99,12 +93,6 @@ public class BrightnessLevelPreferenceControllerTest {
         assertThat(mController.isAvailable()).isTrue();
     }
 
-    @Test
-    public void isInVrMode_noVrManager_shouldAlwaysReturnFalse() {
-        doReturn(null).when(mController).safeGetVrManager();
-        assertThat(mController.isInVrMode()).isFalse();
-    }
-
     @Test
     public void onStart_shouldRegisterObserver() {
         BrightnessLevelPreferenceController controller =
@@ -113,8 +101,6 @@ public class BrightnessLevelPreferenceControllerTest {
 
         controller.onStart();
 
-        assertThat(shadowContentResolver.getContentObservers(
-                System.getUriFor(System.SCREEN_BRIGHTNESS_FOR_VR))).isNotEmpty();
         assertThat(shadowContentResolver.getContentObservers(
                 System.getUriFor(System.SCREEN_AUTO_BRIGHTNESS_ADJ))).isNotEmpty();
     }
@@ -129,8 +115,6 @@ public class BrightnessLevelPreferenceControllerTest {
         controller.onStart();
         controller.onStop();
 
-        assertThat(shadowContentResolver.getContentObservers(
-                System.getUriFor(System.SCREEN_BRIGHTNESS_FOR_VR_FLOAT))).isEmpty();
         assertThat(shadowContentResolver.getContentObservers(
                 System.getUriFor(System.SCREEN_AUTO_BRIGHTNESS_ADJ))).isEmpty();
     }
@@ -150,19 +134,8 @@ public class BrightnessLevelPreferenceControllerTest {
         verify(mPreference).setSummary("87%");
     }
 
-    @Test
-    public void updateState_inVrMode_shouldSetSummaryToVrBrightness() {
-        doReturn(true).when(mController).isInVrMode();
-        System.putFloat(mContentResolver, System.SCREEN_BRIGHTNESS_FOR_VR_FLOAT, 0.6f);
-
-        mController.updateState(mPreference);
-
-        verify(mPreference).setSummary("91%");
-    }
-
     @Test
     public void updateState_autoBrightness_shouldSetSummaryToAutoBrightness() {
-        doReturn(false).when(mController).isInVrMode();
         System.putInt(mContentResolver, System.SCREEN_BRIGHTNESS_MODE,
                 System.SCREEN_BRIGHTNESS_MODE_AUTOMATIC);
 
@@ -177,7 +150,6 @@ public class BrightnessLevelPreferenceControllerTest {
 
     @Test
     public void updateState_manualBrightness_shouldSetSummaryToScreenBrightness() {
-        doReturn(false).when(mController).isInVrMode();
         System.putInt(mContentResolver, System.SCREEN_BRIGHTNESS_MODE,
                 System.SCREEN_BRIGHTNESS_MODE_MANUAL);
 
@@ -190,20 +162,6 @@ public class BrightnessLevelPreferenceControllerTest {
         verify(mPreference).setSummary("87%");
     }
 
-    @Test
-    public void updateState_brightnessOutOfRange_shouldSetSummaryInRange() {
-        // VR mode
-        doReturn(true).when(mController).isInVrMode();
-
-        System.putFloat(mContentResolver, System.SCREEN_BRIGHTNESS_FOR_VR_FLOAT, 1.05f);
-        mController.updateState(mPreference);
-        verify(mPreference).setSummary("100%");
-
-        System.putFloat(mContentResolver, System.SCREEN_BRIGHTNESS_FOR_VR_FLOAT, -20f);
-        mController.updateState(mPreference);
-        verify(mPreference).setSummary("0%");
-    }
-
     @Test
     public void handlePreferenceTreeClick_transitionTypeNone_shouldPassToNextActivity() {
         final Activity activity = Robolectric.setupActivity(Activity.class);

tests/robotests/src/com/android/settings/testutils/shadow/ShadowPowerManager.java

@@ -35,13 +35,4 @@ public class ShadowPowerManager {
         return 0;
     }
 
-    @Implementation
-    protected int getMinimumScreenBrightnessForVrSetting() {
-        return 0;
-    }
-
-    @Implementation
-    protected int getMaximumScreenBrightnessForVrSetting() {
-        return 0;
-    }
 }