hyperion.ng/libsrc/leddevice/dev_serial/LedDeviceKarate.cpp
Daniel bc4007ac67 Add Karatelight support (#487)
* Add Karatelight support

* Add Karatelight Schema

* Actually use the new schema file

* Put karate device to USB group in webinterface
2017-11-29 17:59:26 +01:00

60 lines
1.7 KiB
C++

// hyperion local includes
#include "LedDeviceKarate.h"
LedDeviceKarate::LedDeviceKarate(const QJsonObject &deviceConfig)
: ProviderRs232()
{
_deviceReady = init(deviceConfig);
connect(this,SIGNAL(receivedData(QByteArray)),this,SLOT(receivedData(QByteArray)));
}
LedDevice* LedDeviceKarate::construct(const QJsonObject &deviceConfig)
{
return new LedDeviceKarate(deviceConfig);
}
bool LedDeviceKarate::init(const QJsonObject &deviceConfig)
{
ProviderRs232::init(deviceConfig);
if (_ledCount != 16)
{
Error( _log, "%d channels configured. This should always be 16!", _ledCount);
return 0;
}
_ledBuffer.resize(4 + _ledCount * 3); // 4-byte header, 3 RGB values
_ledBuffer[0] = 0xAA; // Startbyte
_ledBuffer[1] = 0x12; // Send all Channels in Batch
_ledBuffer[2] = 0x00; // Checksum
_ledBuffer[3] = _ledCount * 3; // Number of Databytes send
Debug( _log, "Karatelight header for %d leds: 0x%02x 0x%02x 0x%02x 0x%02x", _ledCount,
_ledBuffer[0], _ledBuffer[1], _ledBuffer[2], _ledBuffer[3] );
return true;
}
int LedDeviceKarate::write(const std::vector<ColorRgb> &ledValues)
{
for (signed iLed=0; iLed<_ledCount; iLed++)
{
const ColorRgb& rgb = ledValues[iLed];
_ledBuffer[iLed*3+4] = rgb.green;
_ledBuffer[iLed*3+5] = rgb.blue;
_ledBuffer[iLed*3+6] = rgb.red;
}
// Calc Checksum
_ledBuffer[2] = _ledBuffer[0] ^ _ledBuffer[1];
for (unsigned int i = 3; i < _ledBuffer.size(); i++)
_ledBuffer[2] ^= _ledBuffer[i];
return writeBytes(_ledBuffer.size(), _ledBuffer.data());
}
void LedDeviceKarate::receivedData(QByteArray data)
{
Debug(_log, ">>received %d bytes data %s", data.size(),data.data());
}