Merge "Decrease the inferred auto-brightness adjustment at the extremes." into pi-dev

        // Extreme edge cases: use a simpler heuristic, as proper gamma correction around the edges

        // affects the curve rather drastically.

        if (currentBrightness <= 0.1f || currentBrightness >= 0.9f) {

            adjustment = (desiredBrightness - currentBrightness) * 2;

            adjustment = (desiredBrightness - currentBrightness);

        // Edge case: darkest adjustment possible.

        } else if (desiredBrightness == 0) {

            adjustment = -1;