diff options
Diffstat (limited to 'services/java/com/android/server/power/DisplayPowerState.java')
| -rw-r--r-- | services/java/com/android/server/power/DisplayPowerState.java | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/services/java/com/android/server/power/DisplayPowerState.java b/services/java/com/android/server/power/DisplayPowerState.java index 64a0462c3aea..3524a08efd6a 100644 --- a/services/java/com/android/server/power/DisplayPowerState.java +++ b/services/java/com/android/server/power/DisplayPowerState.java @@ -49,8 +49,6 @@ final class DisplayPowerState { private static final int DIRTY_ELECTRON_BEAM = 1 << 1; private static final int DIRTY_BRIGHTNESS = 1 << 2; - private static final int DIRTY_ALL = 0xffffffff; - private final Choreographer mChoreographer; private final ElectronBeam mElectronBeam; private final PhotonicModulator mScreenBrightnessModulator; @@ -68,10 +66,16 @@ final class DisplayPowerState { mElectronBeam = electronBean; mScreenBrightnessModulator = screenBrightnessModulator; + // At boot time, we know that the screen is on and the electron beam + // animation is not playing. We don't know the screen's brightness though, + // so prepare to set it to a known state when the state is next applied. + // Although we set the brightness to full on here, the display power controller + // will reset the brightness to a new level immediately before the changes + // actually have a chance to be applied. mScreenOn = true; mElectronBeamLevel = 1.0f; mScreenBrightness = PowerManager.BRIGHTNESS_ON; - invalidate(DIRTY_ALL); + invalidate(DIRTY_BRIGHTNESS); } public static final FloatProperty<DisplayPowerState> ELECTRON_BEAM_LEVEL = |