hyperion.ng/libsrc/leddevice/LedDevicePaintpack.cpp

#include "LedDevicePaintpack.h"

// Use out report HID device
LedDevicePaintpack::LedDevicePaintpack(const Json::Value &deviceConfig)
	: ProviderHID()
{
	ProviderHID::init(deviceConfig);
	_useFeature = false;

	_ledBuffer.resize(_ledRGBCount + 2, uint8_t(0));
	_ledBuffer[0] = 3;
	_ledBuffer[1] = 0;
}

LedDevice* LedDevicePaintpack::construct(const Json::Value &deviceConfig)
{
	return new LedDevicePaintpack(deviceConfig);
}

int LedDevicePaintpack::write(const std::vector<ColorRgb> & ledValues)
{
	auto bufIt = _ledBuffer.begin()+2;
	for (const ColorRgb & color : ledValues)
	{
		*bufIt = color.red;
		++bufIt;
		*bufIt = color.green;
		++bufIt;
		*bufIt = color.blue;
		++bufIt;
	}

	return writeBytes(_ledBuffer.size(), _ledBuffer.data());
}