mirror of
https://github.com/hyperion-project/hyperion.ng.git
synced 2023-10-10 13:36:59 +02:00
96e8c29582
* refresh for all :-) remove dups * - integrate refresh leds for all devices - fix schemas for led devices * add minimum for rewrite time * rewriteTime: add missing info in config examples
98 lines
2.7 KiB
C++
98 lines
2.7 KiB
C++
#include <exception>
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#include "LedDeviceWS281x.h"
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LedDeviceWS281x::LedDeviceWS281x(const QJsonObject &deviceConfig)
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: LedDevice()
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{
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_deviceReady = init(deviceConfig);
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}
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LedDeviceWS281x::~LedDeviceWS281x()
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{
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if (_deviceReady)
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{
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ws2811_fini(&_led_string);
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}
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}
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bool LedDeviceWS281x::init(const QJsonObject &deviceConfig)
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{
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LedDevice::init(deviceConfig);
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std::string whiteAlgorithm = deviceConfig["white_algorithm"].toString("white_off").toStdString();
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_whiteAlgorithm = RGBW::stringToWhiteAlgorithm(whiteAlgorithm);
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Debug( _log, "whiteAlgorithm : %s", whiteAlgorithm.c_str());
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if (_whiteAlgorithm == RGBW::INVALID)
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{
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Error(_log, "unknown whiteAlgorithm %s", whiteAlgorithm.c_str());
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return false;
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}
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_channel = deviceConfig["pwmchannel"].toInt(0);
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if (_channel != 0 && _channel != 1)
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{
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throw std::runtime_error("WS281x: invalid PWM channel; must be 0 or 1.");
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}
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_led_string.freq = deviceConfig["freq"].toInt(800000ul);
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_led_string.dmanum = deviceConfig["dmanum"].toInt(5);
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_led_string.channel[_channel].gpionum = deviceConfig["gpio"].toInt(18);
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_led_string.channel[_channel].count = deviceConfig["leds"].toInt(256);
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_led_string.channel[_channel].invert = deviceConfig["invert"].toInt(0);
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_led_string.channel[_channel].strip_type = ((deviceConfig["rgbw"].toInt(0) == 1) ? SK6812_STRIP_GRBW : WS2811_STRIP_RGB);
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_led_string.channel[_channel].brightness = 255;
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_led_string.channel[!_channel].gpionum = 0;
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_led_string.channel[!_channel].invert = _led_string.channel[_channel].invert;
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_led_string.channel[!_channel].count = 0;
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_led_string.channel[!_channel].brightness = 0;
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_led_string.channel[!_channel].strip_type = WS2811_STRIP_RGB;
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if (ws2811_init(&_led_string) < 0)
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{
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throw std::runtime_error("Unable to initialize ws281x library.");
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}
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return true;
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}
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LedDevice* LedDeviceWS281x::construct(const QJsonObject &deviceConfig)
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{
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return new LedDeviceWS281x(deviceConfig);
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}
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// Send new values down the LED chain
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int LedDeviceWS281x::write(const std::vector<ColorRgb> &ledValues)
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{
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int idx = 0;
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for (const ColorRgb& color : ledValues)
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{
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if (idx >= _led_string.channel[_channel].count)
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{
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break;
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}
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_temp_rgbw.red = color.red;
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_temp_rgbw.green = color.green;
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_temp_rgbw.blue = color.blue;
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_temp_rgbw.white = 0;
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if (_led_string.channel[_channel].strip_type == SK6812_STRIP_GRBW)
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{
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Rgb_to_Rgbw(color, &_temp_rgbw, _whiteAlgorithm);
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}
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_led_string.channel[_channel].leds[idx++] =
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((uint32_t)_temp_rgbw.white << 24) + ((uint32_t)_temp_rgbw.red << 16) + ((uint32_t)_temp_rgbw.green << 8) + _temp_rgbw.blue;
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}
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while (idx < _led_string.channel[_channel].count)
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{
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_led_string.channel[_channel].leds[idx++] = 0;
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}
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return ws2811_render(&_led_string) ? -1 : 0;
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}
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