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authorStanislaw Halik <sthalik@misaki.pl>2016-05-16 13:08:20 +0200
committerStanislaw Halik <sthalik@misaki.pl>2016-09-19 15:10:59 +0200
commitb367b4c39090735ddf40df757ae381f4b4fe13cb (patch)
treef53c2ea29551bc43744504dfb848f5473f21c0ea /tracker-tobii-eyex/tobii-eyex.hpp
parentf1fc04d58d90cc0edde82a2bdeaefffb7d4d6951 (diff)
tracker/tobii-eyex: initial revision
Diffstat (limited to 'tracker-tobii-eyex/tobii-eyex.hpp')
-rw-r--r--tracker-tobii-eyex/tobii-eyex.hpp135
1 files changed, 135 insertions, 0 deletions
diff --git a/tracker-tobii-eyex/tobii-eyex.hpp b/tracker-tobii-eyex/tobii-eyex.hpp
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+++ b/tracker-tobii-eyex/tobii-eyex.hpp
@@ -0,0 +1,135 @@
+#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"); }
+};
+