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Merge "Remove precision loss on brightness slider." into rvc-dev

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This commit is contained in:
Fiona Campbell
2020-06-23 10:41:06 +00:00
committed by Android (Google) Code Review
parent e658c76b5c 3dfe3448c0
commit b204ade30c
1 changed files with 3 additions and 7 deletions
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10
packages/SystemUI/src/com/android/systemui/settings/BrightnessController.java
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@@ -443,14 +443,10 @@ public class BrightnessController implements ToggleSlider.Listener {
max = mMaximumBacklight;
}
// convertGammaToLinearFloat returns 0-1
if (BrightnessSynchronizer.brightnessFloatToInt(mContext, brightnessValue)
== BrightnessSynchronizer.brightnessFloatToInt(mContext,
if (BrightnessSynchronizer.floatEquals(brightnessValue,
convertGammaToLinearFloat(mControl.getValue(), min, max))) {
// If we have more resolution on the slider than we do in the actual setting, then
// multiple slider positions will map to the same setting value. Thus, if we see a
// setting value here that maps to the current slider position, we don't bother to
// calculate the new slider position since it may differ and look like a brightness
// change to the user even though it isn't one.
// If the value in the slider is equal to the value on the current brightness
// then the slider does not need to animate, since the brightness will not change.
return;
}
// Returns GAMMA_SPACE_MIN - GAMMA_SPACE_MAX