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#pragma once
/* Copyright (c) 2016 Stanislaw Halik <sthalik@misaki.pl>
* Permission to use, copy, modify, and/or distribute this
* software for any purpose with or without fee is hereby granted,
* provided that the above copyright notice and this permission
* notice appear in all copies.
*/
#include <EyeX.h>
#include "ui_tobii-eyex-dialog.h"
#include "opentrack/plugin-api.hpp"
#include "opentrack-compat/options.hpp"
using namespace options;
#include "opentrack-compat/timer.hpp"
#include "spline-widget/functionconfig.h"
#include "spline-widget/qfunctionconfigurator.h"
#include <atomic>
#include <QObject>
#include <QMutex>
enum tobii_mode
{
tobii_relative,
tobii_absolute,
};
struct rel_settings : public QObject, public opts
{
using s = slider_value;
value<slider_value> speed, dz_end_pt, expt_val, log_base;
rel_settings();
private:
// linear coefficient to be the same as exponent
Map spline;
};
struct settings : public opts
{
value<tobii_mode> mode;
settings() :
opts("tobii-eyex"),
mode(b, "mode", tobii_relative)
{}
};
class tobii_eyex_tracker : public ITracker
{
public:
tobii_eyex_tracker();
~tobii_eyex_tracker() override;
void start_tracker(QFrame *) override;
void data(double *data) override;
bool center() override
{
do_center = true;
return true;
}
private:
static constexpr const char* client_id = "opentrack-tobii-eyex";
static void call_tx_deinit();
static bool register_state_snapshot(TX_CONTEXTHANDLE ctx, TX_HANDLE* state_snapshot_ptr);
static std::atomic_flag atexit_done;
static void TX_CALLCONVENTION connection_state_change_handler(TX_CONNECTIONSTATE state, TX_USERPARAM param);
static void TX_CALLCONVENTION event_handler(TX_CONSTHANDLE async_data_handle, TX_USERPARAM param);
void gaze_data_handler(TX_HANDLE gaze_data_handle);
static void TX_CALLCONVENTION snapshot_committed_handler(TX_CONSTHANDLE async_data_handle, TX_USERPARAM param);
static void TX_CALLCONVENTION display_state_handler(TX_CONSTHANDLE async_data_handle, TX_USERPARAM param);
void process_display_state(TX_HANDLE display_state_handle);
using num = double;
template<typename funs_seq, typename bounds_seq>
static num piecewise(num x, const funs_seq& funs, const bounds_seq& bounds);
using fun_t = std::function<num(num)>;
num gain(num x);
settings s;
rel_settings rel_s;
TX_CONTEXTHANDLE dev_ctx;
TX_TICKET conn_state_changed_ticket;
TX_TICKET event_handler_ticket;
TX_HANDLE state_snapshot;
TX_HANDLE display_state;
QMutex global_state_mtx;
Timer t;
struct state
{
TX_REAL display_res_x, display_res_y;
TX_REAL px, py;
TX_REAL last_timestamp;
bool fresh;
state() : display_res_x(-1), display_res_y(-1), px(-1), py(-1), last_timestamp(0), fresh(false) {}
bool is_valid() const { return !(display_res_x < 0 || px < 0); }
} dev_state;
double yaw, pitch;
volatile bool do_center;
};
class tobii_eyex_dialog final : public ITrackerDialog
{
Q_OBJECT
public:
tobii_eyex_dialog();
void register_tracker(ITracker *) override {}
void unregister_tracker() override {}
private:
Ui::tobii_eyex_dialog_widgets ui;
settings s;
rel_settings rs;
private slots:
void do_ok();
void do_cancel();
};
class tobii_eyex_metadata : public Metadata
{
public:
QString name() { return QString("Tobii EyeX"); }
QIcon icon() { return QIcon(":/images/tobii-eyex-logo.png"); }
};
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