mirror of
https://github.com/hyperion-project/hyperion.ng.git
synced 2023-10-10 13:36:59 +02:00
5aac2be702
* switch rs232 provider to completly async transfer * start of implementing a seperate init function for leddevices * rename setconfig to init * more fixes * implement missing code * fix code style * remove debug code * remove debug stuff * set loglevel to original state
55 lines
1.8 KiB
C++
55 lines
1.8 KiB
C++
#include "LedDeviceAdalightApa102.h"
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LedDeviceAdalightApa102::LedDeviceAdalightApa102(const Json::Value &deviceConfig)
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: ProviderRs232()
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{
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_deviceReady = init(deviceConfig);
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}
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LedDevice* LedDeviceAdalightApa102::construct(const Json::Value &deviceConfig)
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{
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return new LedDeviceAdalightApa102(deviceConfig);
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}
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bool LedDeviceAdalightApa102::init(const Json::Value &deviceConfig)
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{
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ProviderRs232::init(deviceConfig);
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const unsigned int startFrameSize = 4;
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const unsigned int endFrameSize = std::max<unsigned int>(((_ledCount + 15) / 16), 4);
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const unsigned int mLedCount = (_ledCount * 4) + startFrameSize + endFrameSize;
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if(_ledBuffer.size() != mLedCount+6)
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{
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_ledBuffer.resize(mLedCount+6, 0x00);
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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] = (((unsigned int)(_ledCount)) >> 8) & 0xFF; // LED count high byte
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_ledBuffer[4] = ((unsigned int)(_ledCount)) & 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", _ledCount,
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_ledBuffer[0], _ledBuffer[1], _ledBuffer[2], _ledBuffer[3], _ledBuffer[4], _ledBuffer[5] );
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}
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return true;
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}
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//comparing to ws2801 adalight, the following changes were needed:
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// 1- differnt data frame (4 bytes instead of 3)
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// 2 - in order to accomodate point 1 above, number of leds sent to adalight is increased by 1/3rd
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int LedDeviceAdalightApa102::write(const std::vector<ColorRgb> & ledValues)
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{
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for (signed iLed=1; iLed<=_ledCount; iLed++)
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{
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const ColorRgb& rgb = ledValues[iLed-1];
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_ledBuffer[iLed*4+6] = 0xFF;
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_ledBuffer[iLed*4+1+6] = rgb.red;
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_ledBuffer[iLed*4+2+6] = rgb.green;
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_ledBuffer[iLed*4+3+6] = rgb.blue;
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}
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// write data
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return writeBytes(_ledBuffer.size(), _ledBuffer.data());
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}
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