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Revert "Add Support for Virtual High Refresh Rate mode"

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This reverts commit 7915fda7ee
as this feature has been cancelled.

Test: None
Change-Id: I5ea9afcc3191576e84742ccf316b030b5c00e5c4
This commit is contained in:
David Sodman
2018-10-15 13:43:22 -07:00
parent 2636cc8cea
commit 86d0b28220
5 changed files with 0 additions and 245 deletions
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1
src/com/android/settings/development/DevelopmentSettingsDashboardFragment.java
View File

@@ -440,7 +440,6 @@ public class DevelopmentSettingsDashboardFragment extends RestrictedDashboardFra
controllers.add(new TransitionAnimationScalePreferenceController(context));
controllers.add(new AnimatorDurationScalePreferenceController(context));
controllers.add(new SecondaryDisplayPreferenceController(context));
controllers.add(new HighFrequencyDisplayPreferenceController(context));
controllers.add(new GpuViewUpdatesPreferenceController(context));
controllers.add(new HardwareLayersUpdatesPreferenceController(context));
controllers.add(new DebugGpuOverdrawPreferenceController(context));

126
src/com/android/settings/development/HighFrequencyDisplayPreferenceController.java
View File

@@ -1,126 +0,0 @@
/*
* Copyright (C) 2018 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.android.settings.development;
import android.content.Context;
import android.os.IBinder;
import android.os.Parcel;
import android.os.RemoteException;
import android.os.ServiceManager;
import androidx.annotation.VisibleForTesting;
import androidx.preference.Preference;
import androidx.preference.SwitchPreference;
import com.android.settings.core.PreferenceControllerMixin;
import com.android.settingslib.development.DeveloperOptionsPreferenceController;
public class HighFrequencyDisplayPreferenceController extends DeveloperOptionsPreferenceController
implements Preference.OnPreferenceChangeListener, PreferenceControllerMixin {
private static final String HIGH_FREQUENCY_DISPLAY_KEY = "high_frequency_display_device";
private static final String SURFACE_FLINGER_SERVICE_KEY = "SurfaceFlinger";
private static final String SURFACE_COMPOSER_INTERFACE_KEY = "android.ui.ISurfaceComposer";
private static final int SURFACE_FLINGER_HIGH_FREQUENCY_DISPLAY_CODE = 1029;
private final IBinder mSurfaceFlingerBinder;
public HighFrequencyDisplayPreferenceController(Context context) {
super(context);
mSurfaceFlingerBinder = ServiceManager.getService(SURFACE_FLINGER_SERVICE_KEY);
}
@Override
public String getPreferenceKey() {
return HIGH_FREQUENCY_DISPLAY_KEY;
}
@Override
public boolean onPreferenceChange(Preference preference, Object newValue) {
Boolean isEnabled = (Boolean) newValue;
writeHighFrequencyDisplaySetting(isEnabled);
((SwitchPreference) preference).setChecked(isEnabled);
return true;
}
@Override
public void updateState(Preference preference) {
boolean enableHighFrequencyPanel = readHighFrequencyDisplaySetting();
((SwitchPreference) preference).setChecked(enableHighFrequencyPanel);
}
@Override
protected void onDeveloperOptionsSwitchDisabled() {
super.onDeveloperOptionsSwitchDisabled();
writeHighFrequencyDisplaySetting(false);
((SwitchPreference) mPreference).setChecked(false);
}
@VisibleForTesting
boolean readHighFrequencyDisplaySetting() {
boolean isEnabled = false;
try {
if (mSurfaceFlingerBinder != null) {
final Parcel data = Parcel.obtain();
final Parcel result = Parcel.obtain();
data.writeInterfaceToken(SURFACE_COMPOSER_INTERFACE_KEY);
data.writeInt(0);
data.writeInt(0);
mSurfaceFlingerBinder.transact(
SURFACE_FLINGER_HIGH_FREQUENCY_DISPLAY_CODE,
data, result, 0);
if (result.readInt() != 1 || result.readInt() != 1) {
isEnabled = true;
}
}
} catch (RemoteException ex) {
// intentional no-op
}
return isEnabled;
}
@VisibleForTesting
void writeHighFrequencyDisplaySetting(boolean isEnabled) {
int multiplier;
int divisor;
if (isEnabled) {
// 60Hz * 3/2 = 90Hz
multiplier = 2;
divisor = 3;
} else {
multiplier = 1;
divisor = 1;
}
try {
if (mSurfaceFlingerBinder != null) {
final Parcel data = Parcel.obtain();
data.writeInterfaceToken(SURFACE_COMPOSER_INTERFACE_KEY);
data.writeInt(multiplier);
data.writeInt(divisor);
mSurfaceFlingerBinder.transact(
SURFACE_FLINGER_HIGH_FREQUENCY_DISPLAY_CODE,
data, null, 0);
}
} catch (RemoteException ex) {
// intentional no-op
}
}
}