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35 lines
751 B
C++
35 lines
751 B
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 "LedDeviceWs2801.h"
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LedDeviceWs2801::LedDeviceWs2801(const std::string& outputDevice, const unsigned baudrate) :
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LedSpiDevice(outputDevice, baudrate, 500000),
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mLedCount(0)
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{
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// empty
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}
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int LedDeviceWs2801::write(const std::vector<ColorRgb> &ledValues)
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{
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mLedCount = ledValues.size();
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const unsigned dataLen = ledValues.size() * sizeof(ColorRgb);
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const uint8_t * dataPtr = reinterpret_cast<const uint8_t *>(ledValues.data());
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return writeBytes(dataLen, dataPtr);
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}
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int LedDeviceWs2801::switchOff()
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{
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return write(std::vector<ColorRgb>(mLedCount, ColorRgb{0,0,0}));
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}
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