////  Created by Bradley Austin Davis on 2015/10/25//  Copyright 2015 High Fidelity, Inc.////  Distributed under the Apache License, Version 2.0.//  See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html// #include <mutex> #include <QtCore/QObject>#include <QtCore/QtPlugin>#include <QtCore/QStringList> #include <plugins/RuntimePlugin.h> #include "OpenVrDisplayPlugin.h"#include "ViveControllerManager.h" class OpenVrProvider : public QObject, public DisplayProvider, InputProvider{    Q_OBJECT    Q_PLUGIN_METADATA(IID DisplayProvider_iid FILE "plugin.json")    Q_INTERFACES(DisplayProvider)    Q_PLUGIN_METADATA(IID InputProvider_iid FILE "plugin.json")    Q_INTERFACES(InputProvider) public:    OpenVrProvider(QObject* parent = nullptr) : QObject(parent) {}    virtual ~OpenVrProvider() {}     virtual DisplayPluginList getDisplayPlugins() override {        static std::once_flag once;        std::call_once(once, [&] {            DisplayPluginPointer plugin(std::make_shared<OpenVrDisplayPlugin>());            if (plugin->isSupported()) {                _displayPlugins.push_back(plugin);            }        });        return _displayPlugins;    }     virtual InputPluginList getInputPlugins() override {        static std::once_flag once;        std::call_once(once, [&] {            InputPluginPointer plugin(std::make_shared<ViveControllerManager>());            if (plugin->isSupported()) {                _inputPlugins.push_back(plugin);            }        });        return _inputPlugins;    }     virtual void destroyInputPlugins() override {        _inputPlugins.clear();    }     virtual void destroyDisplayPlugins() override {        _displayPlugins.clear();    } private:    DisplayPluginList _displayPlugins;    InputPluginList _inputPlugins;}; #include "OpenVrProvider.moc"