gemini: Import brightness related overlays

Change-Id: I5483c96fbc40aa662db2e225f8281bfa0cf9c90d

1 files changed, 109 insertions, 0 deletions

diff --git a/overlay/frameworks/base/core/res/res/values/config.xml b/overlay/frameworks/base/core/res/res/values/config.xml
index b0848dd..79fdc59 100644
--- a/overlay/frameworks/base/core/res/res/values/config.xml
+++ b/overlay/frameworks/base/core/res/res/values/config.xml
@@ -17,6 +17,115 @@
 <!-- These resources are around just to allow their values to be customized
      for different hardware and product builds.  Do not translate. -->
 <resources xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
+    <!-- Flag indicating whether the we should enable the automatic brightness in Settings.
+         Software implementation will be used if config_hardware_auto_brightness_available is not set -->
+    <bool name="config_automatic_brightness_available">true</bool>
+
+    <!-- Array of light sensor LUX values to define our levels for auto backlight brightness support.
+         The N entries of this array define N  1 zones as follows:
+
+         Zone 0:        0 <= LUX < array[0]
+         Zone 1:        array[0] <= LUX < array[1]
+         ...
+         Zone N:        array[N - 1] <= LUX < array[N]
+         Zone N + 1     array[N] <= LUX < infinity
+
+         Must be overridden in platform specific overlays -->
+    <integer-array name="config_autoBrightnessLevels">
+        <item>1</item>
+        <item>4</item>
+        <item>5</item>
+        <item>8</item>
+        <item>13</item>
+        <item>17</item>
+        <item>21</item>
+        <item>26</item>
+        <item>30</item>
+        <item>34</item>
+        <item>39</item>
+        <item>60</item>
+        <item>140</item>
+        <item>310</item>
+        <item>400</item>
+        <item>500</item>
+        <item>600</item>
+        <item>1000</item>
+        <item>1200</item>
+        <item>1500</item>
+        <item>3000</item>
+        <item>3500</item>
+        <item>4000</item>
+    </integer-array>
+
+    <!-- Array of output values for LCD backlight corresponding to the LUX values
+         in the config_autoBrightnessLevels array.  This array should have size one greater
+         than the size of the config_autoBrightnessLevels array.
+         This must be overridden in platform specific overlays -->
+    <integer-array name="config_autoBrightnessLcdBacklightValues">
+        <item>2</item>
+        <item>3</item>
+        <item>3</item>
+        <item>15</item>
+        <item>15</item>
+        <item>15</item>
+        <item>15</item>
+        <item>31</item>
+        <item>39</item>
+        <item>43</item>
+        <item>43</item>
+        <item>44</item>
+        <item>45</item>
+        <item>48</item>
+        <item>55</item>
+        <item>60</item>
+        <item>63</item>
+        <item>67</item>
+        <item>84</item>
+        <item>93</item>
+        <item>105</item>
+        <item>200</item>
+        <item>240</item>
+        <item>255</item>
+    </integer-array>
+
+    <!-- Array of output values for button backlight corresponding to the LUX values
+         in the config_autoBrightnessLevels array.  This array should have size one greater
+         than the size of the config_autoBrightnessLevels array.
+         The brightness values must be between 0 and 255 and be non-decreasing.
+         This must be overridden in platform specific overlays -->
+    <integer-array name="config_autoBrightnessButtonBacklightValues">
+    </integer-array>
+
+    <bool name="config_deviceHasVariableButtonBrightness">true</bool>
+
+    <!-- Screen brightness used to dim the screen when the user activity
+         timeout expires.  May be less than the minimum allowed brightness setting
+         that can be set by the user. -->
+    <integer name="config_screenBrightnessDim">1</integer>
+
+    <!-- Default screen brightness setting.
+         Must be in the range specified by minimum and maximum. -->
+    <integer name="config_screenBrightnessSettingDefault">128</integer>
+
+    <!-- Minimum screen brightness setting allowed by the power manager.
+         The user is forbidden from setting the brightness below this level. -->
+    <integer name="config_screenBrightnessSettingMinimum">1</integer>
+
+    <!-- Stability requirements in milliseconds for accepting a new brightness level.  This is used
+         for debouncing the light sensor.  Different constants are used to debounce the light sensor
+         when adapting to brighter or darker environments.  This parameter controls how quickly
+         brightness changes occur in response to an observed change in light level that exceeds the
+         hysteresis threshold. -->
+    <integer name="config_autoBrightnessBrighteningLightDebounce">2000</integer>
+    <integer name="config_autoBrightnessDarkeningLightDebounce">2000</integer>
+
+    <!-- The maximum range of gamma adjustment possible using the screen
+         auto-brightness adjustment setting. -->
+    <fraction name="config_autoBrightnessAdjustmentMaxGamma">200%</fraction>
+
+    <!-- Period of time in which to consider light samples in milliseconds. -->
+    <integer name="config_autoBrightnessAmbientLightHorizon">5000</integer>
+
     <!-- Hardware keys present on the device, stored as a bit field.
          This integer should equal the sum of the corresponding value for each
          of the following keys present: