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/*************************************************************************/
/* velocity_tracker_3d.h */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2021 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 SPATIAL_VELOCITY_TRACKER_H
#define SPATIAL_VELOCITY_TRACKER_H
#include "scene/3d/node_3d.h"
class VelocityTracker3D : public Reference {
GDCLASS(VelocityTracker3D, Reference);
struct PositionHistory {
uint64_t frame = 0;
Vector3 position;
};
bool physics_step = false;
Vector<PositionHistory> position_history;
int position_history_len = 0;
protected:
static void _bind_methods();
public:
void reset(const Vector3 &p_new_pos);
void set_track_physics_step(bool p_track_physics_step);
bool is_tracking_physics_step() const;
void update_position(const Vector3 &p_position);
Vector3 get_tracked_linear_velocity() const;
VelocityTracker3D();
};
#endif // SPATIAL_VELOCITY_TRACKER_H
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