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davinci: light: Properly scale brightness range

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Change-Id: I0c7b9d2644bbc67a1d404e60bbb2fcc7d8a305ec
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Demon000 2019-09-05 22:05:51 +02:00 committed by Arian
parent 5af8701925
commit e5440961f0
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GPG Key ID: 48029380598CE3B9
1 changed files with 1 additions and 1 deletions
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light/Light.cpp
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@ -74,7 +74,7 @@ static uint32_t getBrightness(const LightState& state) {
} }
static inline uint32_t scaleBrightness(uint32_t brightness, uint32_t maxBrightness) { static inline uint32_t scaleBrightness(uint32_t brightness, uint32_t maxBrightness) {
return brightness * maxBrightness / 0xFF; return (brightness - 1) * (maxBrightness - 1) / (0xFF - 1) + 1;
} }
static inline uint32_t getScaledBrightness(const LightState& state, uint32_t maxBrightness) { static inline uint32_t getScaledBrightness(const LightState& state, uint32_t maxBrightness) {