////  HMDScriptingInterface.h//  interface/src/scripting////  Created by Thijs Wenker on 1/12/15.//  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// #ifndef hifi_HMDScriptingInterface_h#define hifi_HMDScriptingInterface_h #include <QtScript/QScriptValue>class QScriptContext;class QScriptEngine; #include <GLMHelpers.h>#include <DependencyManager.h>#include <display-plugins/AbstractHMDScriptingInterface.h>  class HMDScriptingInterface : public AbstractHMDScriptingInterface, public Dependency {    Q_OBJECT    Q_PROPERTY(glm::vec3 position READ getPosition)    Q_PROPERTY(glm::quat orientation READ getOrientation)    Q_PROPERTY(bool mounted READ isMounted) public:    Q_INVOKABLE glm::vec3 calculateRayUICollisionPoint(const glm::vec3& position, const glm::vec3& direction) const;    Q_INVOKABLE glm::vec2 overlayFromWorldPoint(const glm::vec3& position) const;    Q_INVOKABLE glm::vec3 worldPointFromOverlay(const glm::vec2& overlay) const;     Q_INVOKABLE glm::vec2 sphericalToOverlay(const glm::vec2 & sphericalPos) const;    Q_INVOKABLE glm::vec2 overlayToSpherical(const glm::vec2 & overlayPos) const;    Q_INVOKABLE QString preferredAudioInput() const;    Q_INVOKABLE QString preferredAudioOutput() const; public:    HMDScriptingInterface();    static QScriptValue getHUDLookAtPosition2D(QScriptContext* context, QScriptEngine* engine);    static QScriptValue getHUDLookAtPosition3D(QScriptContext* context, QScriptEngine* engine);     bool isMounted() const; private:    // Get the position of the HMD    glm::vec3 getPosition() const;        // Get the orientation of the HMD    glm::quat getOrientation() const;     bool getHUDLookAtPosition3D(glm::vec3& result) const;    glm::mat4 getWorldHMDMatrix() const;}; #endif // hifi_HMDScriptingInterface_h