hyperion.ng/libsrc/leddevice/dev_serial/LedDeviceAtmo.cpp
2020-08-08 00:21:19 +02:00

46 lines
1.1 KiB
C++

// hyperion local includes
#include "LedDeviceAtmo.h"
LedDeviceAtmo::LedDeviceAtmo(const QJsonObject &deviceConfig)
: ProviderRs232(deviceConfig)
{
}
LedDevice* LedDeviceAtmo::construct(const QJsonObject &deviceConfig)
{
return new LedDeviceAtmo(deviceConfig);
}
bool LedDeviceAtmo::init(const QJsonObject &deviceConfig)
{
bool isInitOK = false;
// Initialise sub-class
if ( ProviderRs232::init(deviceConfig) )
{
if (_ledCount != 5)
{
QString errortext = QString ("%1 channels configured. This should always be 5!").arg(_ledCount);
this->setInError(errortext);
isInitOK = false;
}
else
{
_ledBuffer.resize(4 + 5*3); // 4-byte header, 5 RGB values
_ledBuffer[0] = 0xFF; // Startbyte
_ledBuffer[1] = 0x00; // StartChannel(Low)
_ledBuffer[2] = 0x00; // StartChannel(High)
_ledBuffer[3] = 0x0F; // Number of Databytes send (always! 15)
isInitOK = true;
}
}
return isInitOK;
}
int LedDeviceAtmo::write(const std::vector<ColorRgb> &ledValues)
{
memcpy(4 + _ledBuffer.data(), ledValues.data(), _ledCount * sizeof(ColorRgb));
return writeBytes(_ledBuffer.size(), _ledBuffer.data());
}