g.USBamp_Linux/GUSBamp_Driver/ovasCDriverGTecGUSBampLinux.h

#pragma once

#if defined TARGET_HAS_ThirdPartyGUSBampCAPI_Linux

#include "ovasIDriver.h"
#include "../ovasCHeader.h"
#include <openvibe/ov_all.h>

#include "../ovasCSettingsHelper.h"
#include "../ovasCSettingsHelperOperators.h"

#include <gAPI.h>
#include "Queue.h"

namespace OpenViBE {
namespace AcquisitionServer {
void OnDataReady(void* param);

/**
 * \class CDriverGTecGUSBampLinux
 * \author Tom Stewart (University of Tsukuba)
 * \date Mon Feb  9 18:59:22 2015
 * \brief The CDriverGTecGUSBampLinux allows the acquisition server to acquire data from a g.tec g.USBamp from Linux.
 *
 * \sa CConfigurationGTecGUSBampLinux
 */
class CDriverGTecGUSBampLinux final : public IDriver
{
	static const int ReceiveBufferSize = 8192;
public:
	friend void OnDataReady(void* param);

	explicit CDriverGTecGUSBampLinux(IDriverContext& ctx);
	~CDriverGTecGUSBampLinux() override {}
	const char* getName() override { return "g.tec g.USBamp Linux BCI-Lab"; }

	bool initialize(const uint32_t nSamplePerSentBlock, IDriverCallback& callback) override;
	bool uninitialize() override;

	bool start() override;
	bool stop() override;
	bool loop() override;

	bool isConfigurable() override;
	bool configure() override;
	const IHeader* getHeader() override { return &m_header; }

	bool isFlagSet(const EDriverFlag flag) const override { return flag == EDriverFlag::IsUnstable; }

protected:

	SettingsHelper m_settings;

	IDriverCallback* m_callback = nullptr;

	// Replace this generic Header with any specific header you might have written
	CHeader m_header;

	uint32_t m_nSamplePerSentBlock;

	float *m_sampleSend, *m_sampleReceive, *m_sampleBuffer;
	Queue<float> m_sampleQueue;
private:

	/*
	 * Insert here all specific attributes, such as USB port number or device ID.
	 */
	std::string m_deviceName;
	gt_usbamp_config m_config;
	gt_usbamp_analog_out_config m_analogOutConfig;

	// Keeps track of where we are with filling up the buffer
	uint32_t m_currentSample, m_currentChannel;
};
}  // namespace AcquisitionServer
}  // namespace OpenViBE

#endif // TARGET_HAS_ThirdPartyGUSBampCAPI_Linux