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Commit a4e96d5a authored by Craig Mautner's avatar Craig Mautner
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Disable automatic screen dimming. 

Done by setting the dimming period to Integer.MAX_VALUE. While it
doesn't technically disable dimming it will take 248 days to get to
any target value.

Fixes bug 6616423.

Change-Id: I5b753286b9d93664fbff79021be38adf4d8a007d
parent b215726a

services/java/com/android/server/PowerManagerService.java

+3 −2
Original line number Diff line number Diff line
@@ -178,8 +178,9 @@ public class PowerManagerService extends IPowerManager.Stub 
    static final int ANIM_STEPS = 60; // nominal # of frames at 60Hz

    // Slower animation for autobrightness changes

    static final int AUTOBRIGHTNESS_ANIM_STEPS = 2 * ANIM_STEPS;

    // Even slower animation for autodimness changes

    static final int AUTODIMNESS_ANIM_STEPS = 15 * ANIM_STEPS;

    // Even slower animation for autodimness changes. Set to max to effectively disable dimming.

    // Note 100 is used to keep the mWindowScaleAnimation scaling below from overflowing an int.

    static final int AUTODIMNESS_ANIM_STEPS = Integer.MAX_VALUE / (NOMINAL_FRAME_TIME_MS * 100);

    // Number of steps when performing a more immediate brightness change.

    static final int IMMEDIATE_ANIM_STEPS = 4;