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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
48 lines
1.0 KiB
C++
48 lines
1.0 KiB
C++
#include "LedDeviceP9813.h"
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LedDeviceP9813::LedDeviceP9813(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* LedDeviceP9813::construct(const QJsonObject &deviceConfig)
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{
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return new LedDeviceP9813(deviceConfig);
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}
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bool LedDeviceP9813::init(const QJsonObject &deviceConfig)
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{
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ProviderSpi::init(deviceConfig);
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_ledBuffer.resize(_ledCount * 4 + 8, 0x00);
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return true;
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}
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int LedDeviceP9813::write(const std::vector<ColorRgb> &ledValues)
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{
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uint8_t * dataPtr = _ledBuffer.data();
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for (const ColorRgb & color : ledValues)
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{
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*dataPtr++ = calculateChecksum(color);
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*dataPtr++ = color.blue;
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*dataPtr++ = color.green;
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*dataPtr++ = color.red;
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}
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return writeBytes(_ledBuffer.size(), _ledBuffer.data());
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}
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uint8_t LedDeviceP9813::calculateChecksum(const ColorRgb & color) const
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{
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uint8_t res = 0;
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res |= (uint8_t)0x03 << 6;
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res |= (uint8_t)(~(color.blue >> 6) & 0x03) << 4;
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res |= (uint8_t)(~(color.green >> 6) & 0x03) << 2;
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res |= (uint8_t)(~(color.red >> 6) & 0x03);
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return res;
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}
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