| Line | Branch | Exec | Source |
|---|---|---|---|
| 1 | /** | ||
| 2 | * @file brightness_controller.c | ||
| 3 | * @brief Module to control the brightness. | ||
| 4 | */ | ||
| 5 | |||
| 6 | #include "brightness_controller.h" | ||
| 7 | #include "rte.h" | ||
| 8 | |||
| 9 | #ifdef CONFIG_BRIGHTNESS_ADJUSTMENT_AUTOMATIC | ||
| 10 | |||
| 11 | #define BRIGHTNESS_PERIOD_TICKS ((unsigned int)((CONFIG_BRIGHTNESS_ADJUSTMENT_PERIOD * 1000) / BRIGHTNESS_TASK_PERIOD)) | ||
| 12 | |||
| 13 | /** | ||
| 14 | * ```{impl} Periodic Brightness Adjustment | ||
| 15 | * :id: SWIMPL_BC-001 | ||
| 16 | * :implements: SWDD_BC-100, SWDD_BC-102 | ||
| 17 | * ``` | ||
| 18 | */ | ||
| 19 | 510 | SPLE_TESTABLE_STATIC brightness_t periodicBrightnessAdjustment(BrightnessAdjustmentData *data) | |
| 20 | { | ||
| 21 | 510 | brightness_t brightnessValue = 0; | |
| 22 | |||
| 23 |
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510 | if (data->ticksCounter < data->halfPeriod) |
| 24 | { | ||
| 25 | // Ramp up linearly from min to max | ||
| 26 | 506 | brightnessValue = data->minBrightness + ((data->maxBrightness - data->minBrightness) * data->ticksCounter) / data->halfPeriod; | |
| 27 | } | ||
| 28 | else | ||
| 29 | { | ||
| 30 | // Ramp down linearly from max to min | ||
| 31 | 4 | brightnessValue = data->maxBrightness - ((data->maxBrightness - data->minBrightness) * (data->ticksCounter - data->halfPeriod)) / data->halfPeriod; | |
| 32 | } | ||
| 33 | |||
| 34 | // Increment and reset ticksCounter based on the period | ||
| 35 | 510 | data->ticksCounter = (data->ticksCounter + 1) % data->period; | |
| 36 | |||
| 37 | 510 | return brightnessValue; | |
| 38 | } | ||
| 39 | |||
| 40 | #else /* CONFIG_BRIGHTNESS_ADJUSTMENT_AUTOMATIC */ | ||
| 41 | |||
| 42 | /** | ||
| 43 | * ```{impl} Manual Brightness Adjustment | ||
| 44 | * :id: SWIMPL_BC-002 | ||
| 45 | * :implements: SWDD_BC-100, SWDD_BC-101, SWDD_BC-201 | ||
| 46 | * ``` | ||
| 47 | */ | ||
| 48 | 4 | static brightness_t manualBrightnessAdjustment(void) | |
| 49 | { | ||
| 50 | 4 | percentage_t mainKnobValue = RteGetMainKnobValue(); | |
| 51 | 4 | brightness_t brightnessValue = 0; | |
| 52 | |||
| 53 |
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4 | if (mainKnobValue == 0) |
| 54 | { | ||
| 55 | 2 | brightnessValue = 0; | |
| 56 | } | ||
| 57 | else | ||
| 58 | { | ||
| 59 | 2 | brightnessValue = (mainKnobValue * 255) / 100; | |
| 60 | } | ||
| 61 | 4 | return brightnessValue; | |
| 62 | } | ||
| 63 | |||
| 64 | #endif /* CONFIG_BRIGHTNESS_ADJUSTMENT_AUTOMATIC */ | ||
| 65 | |||
| 66 | /** | ||
| 67 | * ```{impl} Brightness Controller runnable | ||
| 68 | * :id: SWIMPL_BC-003 | ||
| 69 | * :implements: SWDD_BC-200, SWDD_BC-202, SWDD_BC-203 | ||
| 70 | * ``` | ||
| 71 | */ | ||
| 72 | 504 | void brightnessController(void) | |
| 73 | { | ||
| 74 | 504 | brightness_t brightnessValue = 0; | |
| 75 | #ifdef CONFIG_BRIGHTNESS_ADJUSTMENT_AUTOMATIC | ||
| 76 | static BrightnessAdjustmentData data = { | ||
| 77 | .ticksCounter = 0, | ||
| 78 | .period = BRIGHTNESS_PERIOD_TICKS, | ||
| 79 | .halfPeriod = BRIGHTNESS_PERIOD_TICKS / 2, | ||
| 80 | .maxBrightness = 200, | ||
| 81 | .minBrightness = 50}; | ||
| 82 | |||
| 83 | 500 | brightnessValue = periodicBrightnessAdjustment(&data); | |
| 84 | 500 | RteSetBrightnessAdjustmentCounter(data.ticksCounter); | |
| 85 | #elif defined(CONFIG_BRIGHTNESS_ADJUSTMENT_MANUAL) | ||
| 86 | 4 | brightnessValue = manualBrightnessAdjustment(); | |
| 87 | #endif | ||
| 88 | 504 | RteSetBrightnessValue(brightnessValue); | |
| 89 | 504 | } | |
| 90 |