godot/servers/physics_server_2d_wrap_mt.cpp

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/**************************************************************************/
/* physics_server_2d_wrap_mt.cpp */
/**************************************************************************/
/* 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. */
/**************************************************************************/
#include "physics_server_2d_wrap_mt.h"
#include "core/os/os.h"
void PhysicsServer2DWrapMT::thread_exit() {
exit = true;
}
void PhysicsServer2DWrapMT::thread_step(real_t p_delta) {
physics_server_2d->step(p_delta);
step_sem.post();
}
void PhysicsServer2DWrapMT::thread_loop() {
server_thread = Thread::get_caller_id();
physics_server_2d->init();
command_queue.set_pump_task_id(server_task_id);
while (!exit) {
WorkerThreadPool::get_singleton()->yield();
command_queue.flush_all();
}
command_queue.flush_all();
physics_server_2d->finish();
}
/* EVENT QUEUING */
void PhysicsServer2DWrapMT::step(real_t p_step) {
if (create_thread) {
command_queue.push(this, &PhysicsServer2DWrapMT::thread_step, p_step);
} else {
command_queue.flush_all(); // Flush all pending from other threads.
physics_server_2d->step(p_step);
}
}
void PhysicsServer2DWrapMT::sync() {
if (create_thread) {
step_sem.wait();
}
physics_server_2d->sync();
}
void PhysicsServer2DWrapMT::flush_queries() {
physics_server_2d->flush_queries();
}
void PhysicsServer2DWrapMT::end_sync() {
physics_server_2d->end_sync();
}
void PhysicsServer2DWrapMT::init() {
if (create_thread) {
exit = false;
server_task_id = WorkerThreadPool::get_singleton()->add_task(callable_mp(this, &PhysicsServer2DWrapMT::thread_loop), true);
step_sem.post();
} else {
physics_server_2d->init();
}
}
void PhysicsServer2DWrapMT::finish() {
if (create_thread) {
command_queue.push(this, &PhysicsServer2DWrapMT::thread_exit);
if (server_task_id != WorkerThreadPool::INVALID_TASK_ID) {
WorkerThreadPool::get_singleton()->wait_for_task_completion(server_task_id);
server_task_id = WorkerThreadPool::INVALID_TASK_ID;
}
} else {
physics_server_2d->finish();
}
}
PhysicsServer2DWrapMT::PhysicsServer2DWrapMT(PhysicsServer2D *p_contained, bool p_create_thread) {
physics_server_2d = p_contained;
create_thread = p_create_thread;
if (!create_thread) {
server_thread = Thread::MAIN_ID;
}
}
PhysicsServer2DWrapMT::~PhysicsServer2DWrapMT() {
memdelete(physics_server_2d);
}