tracker/tobii: add prototype support for accumulative mode

1 files changed, 28 insertions, 29 deletions

diff --git a/tracker-tobii-eyex/tobii-eyex.hpp b/tracker-tobii-eyex/tobii-eyex.hpp
index 84407930..def2ea2e 100644
--- a/tracker-tobii-eyex/tobii-eyex.hpp
+++ b/tracker-tobii-eyex/tobii-eyex.hpp
@@ -23,6 +23,20 @@ using namespace options;
 #include <QObject>
 #include <QMutex>
 
+//using real = TX_REAL;
+using real = double;
+
+struct state
+{
+    real display_res_x = -1, display_res_y = -1;
+    real px = -1, py = -1;
+    real last_timestamp = -1;
+    bool fresh = false;
+
+    state();
+    bool is_valid() const { return !(display_res_x < 0 || px < 0); }
+};
+
 class tobii_eyex_tracker : public TR, public ITracker
 {
     Q_OBJECT
@@ -30,13 +44,9 @@ class tobii_eyex_tracker : public TR, public ITracker
 public:
     tobii_eyex_tracker();
     ~tobii_eyex_tracker() override;
-    module_status start_tracker(QFrame *) override;
+    module_status start_tracker(QFrame*) override;
     void data(double *data) override;
-    bool center() override
-    {
-        do_center = true;
-        return true;
-    }
+    bool center() override;
 private:
     static constexpr inline const char* const client_id = "opentrack-tobii-eyex";
 
@@ -44,47 +54,36 @@ private:
 
     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 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;
+    real gain(real x);
 
-    num gain(num x);
+    state dev_state;
+    real yaw = 0, pitch = 0;
 
-    TX_CONTEXTHANDLE dev_ctx;
-    TX_TICKET conn_state_changed_ticket;
-    TX_TICKET event_handler_ticket;
-    TX_HANDLE state_snapshot;
-    TX_HANDLE display_state;
+    TX_CONTEXTHANDLE ctx = TX_EMPTY_HANDLE;
+    TX_TICKET state_changed_ticket = TX_INVALID_TICKET;
+    TX_TICKET event_handler_ticket = TX_INVALID_TICKET;
+    TX_HANDLE state_snapshot = TX_EMPTY_HANDLE;
+    TX_HANDLE display_state = TX_EMPTY_HANDLE;
 
     QMutex global_state_mtx;
     settings s;
     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;
-    std::atomic<bool> do_center;
+    std::atomic<bool> do_center = false;
 };
 
 class tobii_eyex_metadata : public Metadata
 {
     Q_OBJECT
 
-    QString name() { return QString("Tobii EyeX"); }
-    QIcon icon() { return QIcon(":/images/tobii-eyex-logo.png"); }
+    QString name() override { return QString("Tobii EyeX"); }
+    QIcon icon() override { return QIcon(":/images/tobii-eyex-logo.png"); }
 };