Merge "Notify display brightness changed due to brightness transforms" into sc-v2-dev (272775d3) · Commits · e / os / android_frameworks_base

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

+82 −35

Original line number	Diff line number	Diff line
		@@ -50,6 +50,8 @@ import android.os.UserHandle;
		import android.provider.Settings;
		import android.util.Log;
		import android.util.MathUtils;
		import android.util.MutableFloat;
		import android.util.MutableInt;
		import android.util.Slog;
		import android.util.TimeUtils;
		import android.view.Display;
		@@ -1323,6 +1325,7 @@ final class DisplayPowerController implements AutomaticBrightnessController.Call

		// Animate the screen brightness when the screen is on or dozing.
		// Skip the animation when the screen is off or suspended or transition to/from VR.
		boolean brightnessAdjusted = false;
		if (!mPendingScreenOff) {
		if (mSkipScreenOnBrightnessRamp) {
		if (state == Display.STATE_ON) {
		@@ -1410,15 +1413,19 @@ final class DisplayPowerController implements AutomaticBrightnessController.Call
		// slider event so notify as if the system changed the brightness.
		userInitiatedChange = false;
		}
		notifyBrightnessChanged(brightnessState, userInitiatedChange,
		notifyBrightnessTrackerChanged(brightnessState, userInitiatedChange,
		hadUserBrightnessPoint);
		}

		// We save the brightness info after the brightness setting has been changed and
		// adjustments made so that the brightness info reflects the latest value.
		saveBrightnessInfo(getScreenBrightnessSetting(), animateValue);
		brightnessAdjusted = saveBrightnessInfo(getScreenBrightnessSetting(), animateValue);
		} else {
		saveBrightnessInfo(getScreenBrightnessSetting());
		brightnessAdjusted = saveBrightnessInfo(getScreenBrightnessSetting());
		}

		if (brightnessAdjusted) {
		postBrightnessChangeRunnable();
		}

		// Log any changes to what is currently driving the brightness setting.
		@@ -1534,29 +1541,48 @@ final class DisplayPowerController implements AutomaticBrightnessController.Call
		public BrightnessInfo getBrightnessInfo() {
		synchronized (mCachedBrightnessInfo) {
		return new BrightnessInfo(
		mCachedBrightnessInfo.brightness,
		mCachedBrightnessInfo.adjustedBrightness,
		mCachedBrightnessInfo.brightnessMin,
		mCachedBrightnessInfo.brightnessMax,
		mCachedBrightnessInfo.hbmMode,
		mCachedBrightnessInfo.highBrightnessTransitionPoint);
		mCachedBrightnessInfo.brightness.value,
		mCachedBrightnessInfo.adjustedBrightness.value,
		mCachedBrightnessInfo.brightnessMin.value,
		mCachedBrightnessInfo.brightnessMax.value,
		mCachedBrightnessInfo.hbmMode.value,
		mCachedBrightnessInfo.hbmTransitionPoint.value);
		}
		}

		private void saveBrightnessInfo(float brightness) {
		saveBrightnessInfo(brightness, brightness);
		private boolean saveBrightnessInfo(float brightness) {
		return saveBrightnessInfo(brightness, brightness);
		}

		private void saveBrightnessInfo(float brightness, float adjustedBrightness) {
		private boolean saveBrightnessInfo(float brightness, float adjustedBrightness) {
		synchronized (mCachedBrightnessInfo) {
		mCachedBrightnessInfo.brightness = brightness;
		mCachedBrightnessInfo.adjustedBrightness = adjustedBrightness;
		mCachedBrightnessInfo.brightnessMin = mHbmController.getCurrentBrightnessMin();
		mCachedBrightnessInfo.brightnessMax = mHbmController.getCurrentBrightnessMax();
		mCachedBrightnessInfo.hbmMode = mHbmController.getHighBrightnessMode();
		mCachedBrightnessInfo.highBrightnessTransitionPoint =
		mHbmController.getTransitionPoint();
		}
		boolean changed = false;

		changed \|=
		mCachedBrightnessInfo.checkAndSetFloat(mCachedBrightnessInfo.brightness,
		brightness);
		changed \|=
		mCachedBrightnessInfo.checkAndSetFloat(mCachedBrightnessInfo.adjustedBrightness,
		adjustedBrightness);
		changed \|=
		mCachedBrightnessInfo.checkAndSetFloat(mCachedBrightnessInfo.brightnessMin,
		mHbmController.getCurrentBrightnessMin());
		changed \|=
		mCachedBrightnessInfo.checkAndSetFloat(mCachedBrightnessInfo.brightnessMax,
		mHbmController.getCurrentBrightnessMax());
		changed \|=
		mCachedBrightnessInfo.checkAndSetInt(mCachedBrightnessInfo.hbmMode,
		mHbmController.getHighBrightnessMode());
		changed \|=
		mCachedBrightnessInfo.checkAndSetFloat(mCachedBrightnessInfo.hbmTransitionPoint,
		mHbmController.getTransitionPoint());

		return changed;
		}
		}

		void postBrightnessChangeRunnable() {
		mHandler.post(mOnBrightnessChangeRunnable);
		}

		private HighBrightnessModeController createHbmControllerLocked() {
		@@ -1571,7 +1597,7 @@ final class DisplayPowerController implements AutomaticBrightnessController.Call
		PowerManager.BRIGHTNESS_MIN, PowerManager.BRIGHTNESS_MAX, hbmData,
		() -> {
		sendUpdatePowerStateLocked();
		mHandler.post(mOnBrightnessChangeRunnable);
		postBrightnessChangeRunnable();
		// TODO(b/192258832): Switch the HBMChangeCallback to a listener pattern.
		if (mAutomaticBrightnessController != null) {
		mAutomaticBrightnessController.update();
		@@ -2073,7 +2099,7 @@ final class DisplayPowerController implements AutomaticBrightnessController.Call
		private void setCurrentScreenBrightness(float brightnessValue) {
		if (brightnessValue != mCurrentScreenBrightnessSetting) {
		mCurrentScreenBrightnessSetting = brightnessValue;
		mHandler.post(mOnBrightnessChangeRunnable);
		postBrightnessChangeRunnable();
		}
		}

		@@ -2125,7 +2151,7 @@ final class DisplayPowerController implements AutomaticBrightnessController.Call
		return true;
		}

		private void notifyBrightnessChanged(float brightness, boolean userInitiated,
		private void notifyBrightnessTrackerChanged(float brightness, boolean userInitiated,
		boolean hadUserDataPoint) {
		final float brightnessInNits = convertToNits(brightness);
		if (mPowerRequest.useAutoBrightness && brightnessInNits >= 0.0f
		@@ -2236,16 +2262,17 @@ final class DisplayPowerController implements AutomaticBrightnessController.Call
		pw.println(" mColorFadeFadesConfig=" + mColorFadeFadesConfig);
		pw.println(" mColorFadeEnabled=" + mColorFadeEnabled);
		synchronized (mCachedBrightnessInfo) {
		pw.println(" mCachedBrightnessInfo.brightness=" + mCachedBrightnessInfo.brightness);
		pw.println(" mCachedBrightnessInfo.brightness=" +
		mCachedBrightnessInfo.brightness.value);
		pw.println(" mCachedBrightnessInfo.adjustedBrightness=" +
		mCachedBrightnessInfo.adjustedBrightness);
		mCachedBrightnessInfo.adjustedBrightness.value);
		pw.println(" mCachedBrightnessInfo.brightnessMin=" +
		mCachedBrightnessInfo.brightnessMin);
		mCachedBrightnessInfo.brightnessMin.value);
		pw.println(" mCachedBrightnessInfo.brightnessMax=" +
		mCachedBrightnessInfo.brightnessMax);
		pw.println(" mCachedBrightnessInfo.hbmMode=" + mCachedBrightnessInfo.hbmMode);
		pw.println(" mCachedBrightnessInfo.highBrightnessTransitionPoint=" +
		mCachedBrightnessInfo.highBrightnessTransitionPoint);
		mCachedBrightnessInfo.brightnessMax.value);
		pw.println(" mCachedBrightnessInfo.hbmMode=" + mCachedBrightnessInfo.hbmMode.value);
		pw.println(" mCachedBrightnessInfo.hbmTransitionPoint=" +
		mCachedBrightnessInfo.hbmTransitionPoint.value);
		}
		pw.println(" mDisplayBlanksAfterDozeConfig=" + mDisplayBlanksAfterDozeConfig);
		pw.println(" mBrightnessBucketsInDozeConfig=" + mBrightnessBucketsInDozeConfig);
		@@ -2663,11 +2690,31 @@ final class DisplayPowerController implements AutomaticBrightnessController.Call
		}

		static class CachedBrightnessInfo {
		public float brightness;
		public float adjustedBrightness;
		public float brightnessMin;
		public float brightnessMax;
		public int hbmMode;
		public float highBrightnessTransitionPoint;
		public MutableFloat brightness = new MutableFloat(PowerManager.BRIGHTNESS_INVALID_FLOAT);
		public MutableFloat adjustedBrightness =
		new MutableFloat(PowerManager.BRIGHTNESS_INVALID_FLOAT);
		public MutableFloat brightnessMin =
		new MutableFloat(PowerManager.BRIGHTNESS_INVALID_FLOAT);
		public MutableFloat brightnessMax =
		new MutableFloat(PowerManager.BRIGHTNESS_INVALID_FLOAT);
		public MutableInt hbmMode = new MutableInt(BrightnessInfo.HIGH_BRIGHTNESS_MODE_OFF);
		public MutableFloat hbmTransitionPoint =
		new MutableFloat(HighBrightnessModeController.HBM_TRANSITION_POINT_INVALID);

		public boolean checkAndSetFloat(MutableFloat mf, float f) {
		if (mf.value != f) {
		mf.value = f;
		return true;
		}
		return false;
		}

		public boolean checkAndSetInt(MutableInt mi, int i) {
		if (mi.value != i) {
		mi.value = i;
		return true;
		}
		return false;
		}
		}
		}