tracker/fusion: add back "second tracker" functionality

It only took us five years to implement again, following removal
after the fork from facetracknoir.

1 files changed, 59 insertions, 0 deletions

diff --git a/tracker-fusion/fusion.h b/tracker-fusion/fusion.h
new file mode 100644
index 00000000..a943fe06
--- /dev/null
+++ b/tracker-fusion/fusion.h
@@ -0,0 +1,59 @@
+#pragma once
+#include "api/plugin-api.hpp"
+#include "api/plugin-support.hpp"
+#include <QFrame>
+#include <QCoreApplication>
+
+#include "options/options.hpp"
+using namespace options;
+
+struct fusion_settings final : opts
+{
+    value<QString> rot_tracker_name;
+    value<QString> pos_tracker_name;
+
+    fusion_settings();
+};
+
+struct has_modules
+{
+    Modules modules;
+    has_modules();
+};
+
+struct fusion_tracker : public ITracker, has_modules
+{
+    fusion_tracker();
+    ~fusion_tracker() override;
+    void start_tracker(QFrame *) override;
+    void data(double *data) override;
+
+    double rot_tracker_data[6], pos_tracker_data[6];
+
+    std::unique_ptr<QFrame> other_frame;
+    std::shared_ptr<dylib> rot_dylib, pos_dylib;
+    std::shared_ptr<ITracker> rot_tracker, pos_tracker;
+};
+
+#include "ui_fusion.h"
+
+class fusion_dialog : public ITrackerDialog, has_modules
+{
+    Q_OBJECT
+
+    fusion_settings s;
+    Ui::fusion_ui ui;
+public:
+    fusion_dialog();
+private slots:
+    void doOK();
+    void doCancel();
+};
+
+class fusion_metadata : public Metadata
+{
+public:
+    QString name() { return QString(QCoreApplication::translate("fusion_metadata", "Fusion")); }
+    QIcon icon() { return QIcon(":/images/fusion-tracker-logo.png"); }
+};
+