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Diffstat (limited to 'servers/physics_2d/godot_step_2d.h')
| -rw-r--r-- | servers/physics_2d/godot_step_2d.h | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/servers/physics_2d/godot_step_2d.h b/servers/physics_2d/godot_step_2d.h new file mode 100644 index 0000000000..efec243632 --- /dev/null +++ b/servers/physics_2d/godot_step_2d.h @@ -0,0 +1,63 @@ +/*************************************************************************/ +/* 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, int p_iterations); + GodotStep2D(); + ~GodotStep2D(); +}; + +#endif // GODOT_STEP_2D_H |