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https://github.com/hyperion-project/hyperion.ng.git
synced 2023-10-10 13:36:59 +02:00
317a903b14
* rework structure of leddevice source tree * fix data type vor v4l sig detection value in webui * automate leddevicefactory.cpp
42 lines
1.1 KiB
C++
42 lines
1.1 KiB
C++
#include "LedDeviceLpd8806.h"
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LedDeviceLpd8806::LedDeviceLpd8806(const QJsonObject &deviceConfig)
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: ProviderSpi()
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{
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_deviceReady = init(deviceConfig);
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}
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LedDevice* LedDeviceLpd8806::construct(const QJsonObject &deviceConfig)
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{
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return new LedDeviceLpd8806(deviceConfig);
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}
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bool LedDeviceLpd8806::init(const QJsonObject &deviceConfig)
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{
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ProviderSpi::init(deviceConfig);
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const unsigned clearSize = _ledCount/32+1;
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unsigned messageLength = _ledRGBCount + clearSize;
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// Initialise the buffer
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_ledBuffer.resize(messageLength, 0x00);
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// Perform an initial reset to start accepting data on the first led
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return writeBytes(clearSize, _ledBuffer.data());
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}
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int LedDeviceLpd8806::write(const std::vector<ColorRgb> &ledValues)
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{
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// Copy the colors from the ColorRgb vector to the Ldp8806 data vector
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for (unsigned iLed=0; iLed<(unsigned)_ledCount; ++iLed)
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{
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const ColorRgb& color = ledValues[iLed];
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_ledBuffer[iLed*3] = 0x80 | (color.red >> 1);
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_ledBuffer[iLed*3+1] = 0x80 | (color.green >> 1);
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_ledBuffer[iLed*3+2] = 0x80 | (color.blue >> 1);
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}
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// Write the data
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return writeBytes(_ledBuffer.size(), _ledBuffer.data());
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}
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