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[HYPERIOND LedDevice] <DEBUG> <LedDeviceAdalight.cpp:52:write()> Adalight header for 316 leds: Ada 0x01 0x3b 0x6f
77 lines
1.8 KiB
C++
77 lines
1.8 KiB
C++
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// STL includes
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#include <cstring>
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#include <cstdio>
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#include <iostream>
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// Linux includes
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#include <fcntl.h>
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#include <sys/ioctl.h>
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// hyperion local includes
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#include "LedDeviceAdalight.h"
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#include <leddevice/LedDevice.h>
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LedDeviceAdalight::LedDeviceAdalight(const Json::Value &deviceConfig)
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: ProviderRs232(deviceConfig)
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, _timer()
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{
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// setup the timer
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_timer.setSingleShot(false);
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_timer.setInterval(5000);
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connect(&_timer, SIGNAL(timeout()), this, SLOT(rewriteLeds()));
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// start the timer
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_timer.start();
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}
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LedDevice* LedDeviceAdalight::construct(const Json::Value &deviceConfig)
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{
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return new LedDeviceAdalight(deviceConfig);
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}
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int LedDeviceAdalight::write(const std::vector<ColorRgb> & ledValues)
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{
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if (_ledBuffer.size() == 0)
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{
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_ledBuffer.resize(6 + 3*ledValues.size());
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_ledBuffer[0] = 'A';
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_ledBuffer[1] = 'd';
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_ledBuffer[2] = 'a';
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_ledBuffer[3] = ((ledValues.size() - 1) >> 8) & 0xFF; // LED count high byte
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_ledBuffer[4] = (ledValues.size() - 1) & 0xFF; // LED count low byte
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_ledBuffer[5] = _ledBuffer[3] ^ _ledBuffer[4] ^ 0x55; // Checksum
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Debug( _log, "Adalight header for %d leds: %c%c%c 0x%02x 0x%02x 0x%02x",
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ledValues.size(),
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_ledBuffer[0],
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_ledBuffer[1],
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_ledBuffer[2],
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_ledBuffer[3],
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_ledBuffer[4],
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_ledBuffer[5]
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);
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}
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// restart the timer
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_timer.start();
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// write data
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memcpy(6 + _ledBuffer.data(), ledValues.data(), ledValues.size() * 3);
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return writeBytes(_ledBuffer.size(), _ledBuffer.data());
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}
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int LedDeviceAdalight::switchOff()
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{
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// restart the timer
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_timer.start();
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// write data
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memset(6 + _ledBuffer.data(), 0, _ledBuffer.size()-6);
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return writeBytes(_ledBuffer.size(), _ledBuffer.data());
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}
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void LedDeviceAdalight::rewriteLeds()
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{
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writeBytes(_ledBuffer.size(), _ledBuffer.data());
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}
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