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+/*************************************************************************/
+/* xr_positional_tracker.h */
+/*************************************************************************/
+/* This file is part of: */
+/* GODOT ENGINE */
+/* https://godotengine.org */
+/*************************************************************************/
+/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur. */
+/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md). */
+/* */
+/* Permission is hereby granted, free of charge, to any person obtaining */
+/* a copy of this software and associated documentation files (the */
+/* "Software"), to deal in the Software without restriction, including */
+/* without limitation the rights to use, copy, modify, merge, publish, */
+/* distribute, sublicense, and/or sell copies of the Software, and to */
+/* permit persons to whom the Software is furnished to do so, subject to */
+/* the following conditions: */
+/* */
+/* The above copyright notice and this permission notice shall be */
+/* included in all copies or substantial portions of the Software. */
+/* */
+/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
+/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
+/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
+/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
+/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
+/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
+/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
+/*************************************************************************/
+
+#ifndef XR_POSITIONAL_TRACKER_H
+#define XR_POSITIONAL_TRACKER_H
+
+#include "core/os/thread_safe.h"
+#include "scene/resources/mesh.h"
+#include "servers/xr_server.h"
+
+/**
+ @author Bastiaan Olij <mux213@gmail.com>
+
+ The positional tracker object as an object that represents the position and orientation of a tracked object like a controller or headset.
+ An AR/VR Interface will registered the trackers it manages with our AR/VR server and update its position and orientation.
+ This is where potentially additional AR/VR interfaces may be active as there are AR/VR SDKs that solely deal with positional tracking.
+*/
+
+class XRPositionalTracker : public Object {
+ GDCLASS(XRPositionalTracker, Object);
+ _THREAD_SAFE_CLASS_
+
+public:
+ enum TrackerHand {
+ TRACKER_HAND_UNKNOWN, /* unknown or not applicable */
+ TRACKER_LEFT_HAND, /* controller is the left hand controller */
+ TRACKER_RIGHT_HAND /* controller is the right hand controller */
+ };
+
+private:
+ XRServer::TrackerType type; // type of tracker
+ StringName name; // (unique) name of the tracker
+ int tracker_id; // tracker index id that is unique per type
+ int joy_id; // if we also have a related joystick entity, the id of the joystick
+ bool tracks_orientation; // do we track orientation?
+ Basis orientation; // our orientation
+ bool tracks_position; // do we track position?
+ Vector3 rw_position; // our position "in the real world, so without world_scale applied"
+ Ref<Mesh> mesh; // when available, a mesh that can be used to render this tracker
+ TrackerHand hand; // if known, the hand this tracker is held in
+ real_t rumble; // rumble strength, 0.0 is off, 1.0 is maximum, note that we only record here, xr_interface is responsible for execution
+
+protected:
+ static void _bind_methods();
+
+public:
+ void set_type(XRServer::TrackerType p_type);
+ XRServer::TrackerType get_type() const;
+ void set_name(const String &p_name);
+ StringName get_name() const;
+ int get_tracker_id() const;
+ void set_joy_id(int p_joy_id);
+ int get_joy_id() const;
+ bool get_tracks_orientation() const;
+ void set_orientation(const Basis &p_orientation);
+ Basis get_orientation() const;
+ bool get_tracks_position() const;
+ void set_position(const Vector3 &p_position); // set position with world_scale applied
+ Vector3 get_position() const; // get position with world_scale applied
+ void set_rw_position(const Vector3 &p_rw_position);
+ Vector3 get_rw_position() const;
+ XRPositionalTracker::TrackerHand get_hand() const;
+ void set_hand(const XRPositionalTracker::TrackerHand p_hand);
+ real_t get_rumble() const;
+ void set_rumble(real_t p_rumble);
+ void set_mesh(const Ref<Mesh> &p_mesh);
+ Ref<Mesh> get_mesh() const;
+
+ Transform get_transform(bool p_adjust_by_reference_frame) const;
+
+ XRPositionalTracker();
+ ~XRPositionalTracker();
+};
+
+VARIANT_ENUM_CAST(XRPositionalTracker::TrackerHand);
+
+#endif