packages/SystemUI/res/values/leaf_config.xml

<?xml version="1.0" encoding="utf-8"?>
<resources>
    <!-- The maximum number of tiles in a row -->
    <integer name="quick_qs_panel_max_tiles">4</integer>

    <!-- The number of columns in the QuickQSPanel -->
    <integer name="quick_qs_panel_num_columns">2</integer>
    <integer name="quick_qs_panel_num_columns_landscape">4</integer>
    <integer name="quick_qs_panel_num_columns_media">2</integer>

    <!--The number of columns in the QSPanel -->
    <integer name="qs_panel_num_columns">2</integer>
    <integer name="qs_panel_num_columns_landscape">4</integer>
    <integer name="qs_panel_num_columns_media">2</integer>

    <!-- Color of the UDFPS pressed view -->
    <color name="config_udfpsColor">#ffffffff</color>

    <!-- Whether to enable framework dimming for UDFPS -->
    <bool name="config_udfpsFrameworkDimming">false</bool>

    <!-- Array of brightness-alpha LUT for framework dimming -->
    <string-array name="config_udfpsDimmingBrightnessAlphaArray" translatable="false">
          <!-- Example:
          <item>0,255</item>
          <item>1,234</item>
          <item>3,227</item>
          <item>8,208</item>
          <item>16,192</item>
          <item>27,176</item>
          <item>41,160</item>
          <item>61,144</item>
          <item>80,128</item>
          <item>104,112</item>
          <item>130,96</item>
          <item>158,80</item>
          <item>188,64</item>
          <item>221,48</item>
          <item>250,36</item>
          <item>255,33</item>
          -->
    </string-array>

    <!-- Brightness range min for UDFPS dimming -->
    <integer name="config_udfpsDimmingBrightnessMin">0</integer>

    <!-- Brightness range max for UDFPS dimming -->
    <integer name="config_udfpsDimmingBrightnessMax">0</integer>

    <!-- The amount of delay to add when disabling the dimming.
         This is used to prevent flickers due to the dimming being disabled
         before the screen has had chance to switch out of HBM mode -->
    <integer name="config_udfpsDimmingDisableDelay">0</integer>
</resources>