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Add ledstrip_brightness to control LED strip brightness by percentage

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This commit is contained in:
Steve Evans 2021-09-19 14:39:17 +01:00
parent a1c6cda572
commit fe12e356b9
6 changed files with 16 additions and 9 deletions
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1
src/main/cli/settings.c
View file

@ -1248,6 +1248,7 @@ const clivalue_t valueTable[] = {
{ "ledstrip_beacon_period_ms", VAR_UINT16 | MASTER_VALUE, .config.minmaxUnsigned = { 50, 10000 }, PG_LED_STRIP_CONFIG, offsetof(ledStripConfig_t, ledstrip_beacon_period_ms) },
{ "ledstrip_beacon_percent", VAR_UINT8 | MASTER_VALUE, .config.minmaxUnsigned = { 0, 100 }, PG_LED_STRIP_CONFIG, offsetof(ledStripConfig_t, ledstrip_beacon_percent) },
{ "ledstrip_beacon_armed_only", VAR_UINT8 | MASTER_VALUE | MODE_LOOKUP, .config.lookup = { TABLE_OFF_ON }, PG_LED_STRIP_CONFIG, offsetof(ledStripConfig_t, ledstrip_beacon_armed_only) },
{ "ledstrip_brightness", VAR_UINT8 | MASTER_VALUE, .config.minmaxUnsigned = { 5, 100 }, PG_LED_STRIP_CONFIG, offsetof(ledStripConfig_t, ledstrip_brightness) },
#endif
// PG_SDCARD_CONFIG

10
src/main/drivers/light_ws2811strip.c
View file

@ -140,7 +140,7 @@ void ws2811LedStripEnable(void)
const hsvColor_t hsv_black = { 0, 0, 0 };
setStripColor(&hsv_black);
// RGB or GRB ordering doesn't matter for black
ws2811UpdateStrip(LED_RGB);
ws2811UpdateStrip(LED_RGB, 100);
ws2811Initialised = true;
}
@ -177,7 +177,7 @@ STATIC_UNIT_TESTED void updateLEDDMABuffer(ledStripFormatRGB_e ledFormat, rgbCol
* This method is non-blocking unless an existing LED update is in progress.
* it does not wait until all the LEDs have been updated, that happens in the background.
*/
void ws2811UpdateStrip(ledStripFormatRGB_e ledFormat)
void ws2811UpdateStrip(ledStripFormatRGB_e ledFormat, uint8_t brightness)
{
// don't wait - risk of infinite block, just get an update next time round
if (!ws2811Initialised || ws2811LedDataTransferInProgress) {
@ -192,7 +192,11 @@ void ws2811UpdateStrip(ledStripFormatRGB_e ledFormat)
const unsigned ledUpdateCount = needsFullRefresh ? WS2811_DATA_BUFFER_SIZE : usedLedCount;
const hsvColor_t hsvBlack = { 0, 0, 0 };
while (ledIndex < ledUpdateCount) {
rgbColor24bpp_t *rgb24 = hsvToRgb24(ledIndex < usedLedCount ? &ledColorBuffer[ledIndex] : &hsvBlack);
hsvColor_t scaledLed = ledIndex < usedLedCount ? ledColorBuffer[ledIndex] : hsvBlack;
// Scale the LED brightness
scaledLed.v = scaledLed.v * brightness / 100;
rgbColor24bpp_t *rgb24 = hsvToRgb24(&scaledLed);
updateLEDDMABuffer(ledFormat, rgb24, ledIndex++);
}

2
src/main/drivers/light_ws2811strip.h
View file

@ -73,7 +73,7 @@ void ws2811LedStripEnable(void);
bool ws2811LedStripHardwareInit(ioTag_t ioTag);
void ws2811LedStripDMAEnable(void);
void ws2811UpdateStrip(ledStripFormatRGB_e ledFormat);
void ws2811UpdateStrip(ledStripFormatRGB_e ledFormat, uint8_t brightness);
void setLedHsv(uint16_t index, const hsvColor_t *color);
void getLedHsv(uint16_t index, hsvColor_t *color);

9
src/main/io/ledstrip.c
View file

@ -115,7 +115,7 @@ const hsvColor_t hsv[] = {
// macro to save typing on default colors
#define HSV(color) (hsv[COLOR_ ## color])
PG_REGISTER_WITH_RESET_FN(ledStripConfig_t, ledStripConfig, PG_LED_STRIP_CONFIG, 1);
PG_REGISTER_WITH_RESET_FN(ledStripConfig_t, ledStripConfig, PG_LED_STRIP_CONFIG, 2);
void pgResetFn_ledStripConfig(ledStripConfig_t *ledStripConfig)
{
@ -131,6 +131,7 @@ void pgResetFn_ledStripConfig(ledStripConfig_t *ledStripConfig)
ledStripConfig->ledstrip_beacon_percent = 50; // 50% duty cycle
ledStripConfig->ledstrip_beacon_armed_only = false; // blink always
ledStripConfig->ledstrip_visual_beeper_color = VISUAL_BEEPER_COLOR;
ledStripConfig->ledstrip_brightness = 100;
#ifndef UNIT_TEST
ledStripConfig->ioTag = timerioTagGetByUsage(TIM_USE_LED, 0);
#endif
@ -1077,7 +1078,7 @@ static void applyStatusProfile(timeUs_t now) {
bool updateNow = timActive & (1 << timId);
(*layerTable[timId])(updateNow, timer);
}
ws2811UpdateStrip((ledStripFormatRGB_e) ledStripConfig()->ledstrip_grb_rgb);
ws2811UpdateStrip((ledStripFormatRGB_e) ledStripConfig()->ledstrip_grb_rgb, ledStripConfig()->ledstrip_brightness);
}
bool parseColor(int index, const char *colorConfig)
@ -1166,7 +1167,7 @@ void ledStripDisable(void)
previousProfileColorIndex = COLOR_UNDEFINED;
setStripColor(&HSV(BLACK));
ws2811UpdateStrip((ledStripFormatRGB_e)ledStripConfig()->ledstrip_grb_rgb);
ws2811UpdateStrip((ledStripFormatRGB_e)ledStripConfig()->ledstrip_grb_rgb, ledStripConfig()->ledstrip_brightness);
}
void ledStripInit(void)
@ -1240,7 +1241,7 @@ static void applySimpleProfile(timeUs_t currentTimeUs)
if ((colorIndex != previousProfileColorIndex) || (currentTimeUs >= colorUpdateTimeUs)) {
setStripColor(&hsv[colorIndex]);
ws2811UpdateStrip((ledStripFormatRGB_e)ledStripConfig()->ledstrip_grb_rgb);
ws2811UpdateStrip((ledStripFormatRGB_e)ledStripConfig()->ledstrip_grb_rgb, ledStripConfig()->ledstrip_brightness);
previousProfileColorIndex = colorIndex;
colorUpdateTimeUs = currentTimeUs + PROFILE_COLOR_UPDATE_INTERVAL_US;
}

1
src/main/io/ledstrip.h
View file

@ -182,6 +182,7 @@ typedef struct ledStripConfig_s {
uint8_t ledstrip_beacon_percent;
uint8_t ledstrip_beacon_armed_only;
colorId_e ledstrip_visual_beeper_color;
uint8_t ledstrip_brightness;
} ledStripConfig_t;
PG_DECLARE(ledStripConfig_t, ledStripConfig);

2
src/test/unit/ledstrip_unittest.cc
View file

@ -311,7 +311,7 @@ void ws2811LedStripInit(ioTag_t ioTag) {
UNUSED(ioTag);
}
void ws2811UpdateStrip(ledStripFormatRGB_e) {}
void ws2811UpdateStrip(ledStripFormatRGB_e, uint8_t) {}
void setLedValue(uint16_t index, const uint8_t value) {
UNUSED(index);