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/*************************************************************************/
/* godot_step_2d.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 GODOT_STEP_2D_H
#define GODOT_STEP_2D_H
#include "godot_space_2d.h"
#include "core/templates/local_vector.h"
#include "core/templates/thread_work_pool.h"
class GodotStep2D {
uint64_t _step = 1;
int iterations = 0;
real_t delta = 0.0;
ThreadWorkPool work_pool;
LocalVector<LocalVector<GodotBody2D *>> body_islands;
LocalVector<LocalVector<GodotConstraint2D *>> constraint_islands;
LocalVector<GodotConstraint2D *> all_constraints;
void _populate_island(GodotBody2D *p_body, LocalVector<GodotBody2D *> &p_body_island, LocalVector<GodotConstraint2D *> &p_constraint_island);
void _setup_contraint(uint32_t p_constraint_index, void *p_userdata = nullptr);
void _pre_solve_island(LocalVector<GodotConstraint2D *> &p_constraint_island) const;
void _solve_island(uint32_t p_island_index, void *p_userdata = nullptr) const;
void _check_suspend(LocalVector<GodotBody2D *> &p_body_island) const;
public:
void step(GodotSpace2D *p_space, real_t p_delta);
GodotStep2D();
~GodotStep2D();
};
#endif // GODOT_STEP_2D_H
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