godot/scene/3d/xr_nodes.h

/**************************************************************************/
/*  xr_nodes.h                                                            */
/**************************************************************************/
/*                         This file is part of:                          */
/*                             GODOT ENGINE                               */
/*                        https://godotengine.org                         */
/**************************************************************************/
/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur.                  */
/*                                                                        */
/* 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_NODES_H
#define XR_NODES_H

#include "scene/3d/camera_3d.h"
#include "servers/xr/xr_positional_tracker.h"

/*
	XRCamera is a subclass of camera which will register itself with its parent XROrigin and as a result is automatically positioned
*/

class XRCamera3D : public Camera3D { … };

/*
	XRNode3D is a helper node that implements binding to a tracker.

	It must be a child node of our XROrigin node
*/

class XRNode3D : public Node3D { … };

/*
	XRController3D is a helper node that automatically updates its position based on tracker data.

	It must be a child node of our XROrigin node
*/

class XRController3D : public XRNode3D { … };

/*
	XRAnchor3D is a helper node that automatically updates its position based on anchor data, it represents a real world location.
	It must be a child node of our XROrigin3D node
*/

class XRAnchor3D : public XRNode3D { … };

/*
	XROrigin3D is special spatial node that acts as our origin point mapping our real world center of our tracking volume into our virtual world.

	It is this point that you will move around the world as the player 'moves while standing still', i.e. the player moves through teleporting or controller inputs as opposed to physically moving.

	Our camera and controllers will always be child nodes and thus place relative to this origin point.
	This node will automatically locate any camera child nodes and update its position while our XRController3D node will handle tracked controllers.
*/

class XROrigin3D : public Node3D { … };

#endif // XR_NODES_H