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-rw-r--r--core/templates/thread_work_pool.cpp81
-rw-r--r--core/templates/thread_work_pool.h157
2 files changed, 0 insertions, 238 deletions
diff --git a/core/templates/thread_work_pool.cpp b/core/templates/thread_work_pool.cpp
deleted file mode 100644
index a75fd06b9b..0000000000
--- a/core/templates/thread_work_pool.cpp
+++ /dev/null
@@ -1,81 +0,0 @@
-/*************************************************************************/
-/* thread_work_pool.cpp */
-/*************************************************************************/
-/* This file is part of: */
-/* GODOT ENGINE */
-/* https://godotengine.org */
-/*************************************************************************/
-/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */
-/* Copyright (c) 2014-2022 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. */
-/*************************************************************************/
-
-#include "thread_work_pool.h"
-
-#include "core/os/os.h"
-
-void ThreadWorkPool::_thread_function(void *p_user) {
- ThreadData *thread = static_cast<ThreadData *>(p_user);
- while (true) {
- thread->start.wait();
- if (thread->exit.load()) {
- break;
- }
- thread->work->work();
- thread->completed.post();
- }
-}
-
-void ThreadWorkPool::init(int p_thread_count) {
- ERR_FAIL_COND(threads != nullptr);
- if (p_thread_count < 0) {
- p_thread_count = OS::get_singleton()->get_default_thread_pool_size();
- }
-
- thread_count = p_thread_count;
- threads = memnew_arr(ThreadData, thread_count);
-
- for (uint32_t i = 0; i < thread_count; i++) {
- threads[i].exit.store(false);
- threads[i].thread.start(&ThreadWorkPool::_thread_function, &threads[i]);
- }
-}
-
-void ThreadWorkPool::finish() {
- if (threads == nullptr) {
- return;
- }
-
- for (uint32_t i = 0; i < thread_count; i++) {
- threads[i].exit.store(true);
- threads[i].start.post();
- }
- for (uint32_t i = 0; i < thread_count; i++) {
- threads[i].thread.wait_to_finish();
- }
-
- memdelete_arr(threads);
- threads = nullptr;
-}
-
-ThreadWorkPool::~ThreadWorkPool() {
- finish();
-}
diff --git a/core/templates/thread_work_pool.h b/core/templates/thread_work_pool.h
deleted file mode 100644
index cdb43d6d89..0000000000
--- a/core/templates/thread_work_pool.h
+++ /dev/null
@@ -1,157 +0,0 @@
-/*************************************************************************/
-/* thread_work_pool.h */
-/*************************************************************************/
-/* This file is part of: */
-/* GODOT ENGINE */
-/* https://godotengine.org */
-/*************************************************************************/
-/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */
-/* Copyright (c) 2014-2022 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 THREAD_WORK_POOL_H
-#define THREAD_WORK_POOL_H
-
-#include "core/os/memory.h"
-#include "core/os/semaphore.h"
-#include "core/os/thread.h"
-
-#include <atomic>
-
-class ThreadWorkPool {
- std::atomic<uint32_t> index;
-
- struct BaseWork {
- std::atomic<uint32_t> *index = nullptr;
- uint32_t max_elements = 0;
- virtual void work() = 0;
- virtual ~BaseWork() = default;
- };
-
- template <class C, class M, class U>
- struct Work : public BaseWork {
- C *instance;
- M method;
- U userdata;
- virtual void work() override {
- while (true) {
- uint32_t work_index = index->fetch_add(1, std::memory_order_relaxed);
- if (work_index >= max_elements) {
- break;
- }
- (instance->*method)(work_index, userdata);
- }
- }
- };
-
- struct ThreadData {
- Thread thread;
- Semaphore start;
- Semaphore completed;
- std::atomic<bool> exit;
- BaseWork *work = nullptr;
- };
-
- ThreadData *threads = nullptr;
- uint32_t thread_count = 0;
- uint32_t threads_working = 0;
- BaseWork *current_work = nullptr;
-
- static void _thread_function(void *p_user);
-
-public:
- template <class C, class M, class U>
- void begin_work(uint32_t p_elements, C *p_instance, M p_method, U p_userdata) {
- ERR_FAIL_COND(!threads); //never initialized
- ERR_FAIL_COND(current_work != nullptr);
-
- index.store(0, std::memory_order_release);
-
- Work<C, M, U> *w = memnew((Work<C, M, U>));
- w->instance = p_instance;
- w->userdata = p_userdata;
- w->method = p_method;
- w->index = &index;
- w->max_elements = p_elements;
-
- current_work = w;
-
- threads_working = MIN(p_elements, thread_count);
-
- for (uint32_t i = 0; i < threads_working; i++) {
- threads[i].work = w;
- threads[i].start.post();
- }
- }
-
- bool is_working() const {
- return current_work != nullptr;
- }
-
- bool is_done_dispatching() const {
- ERR_FAIL_COND_V(current_work == nullptr, true);
- return index.load(std::memory_order_acquire) >= current_work->max_elements;
- }
-
- uint32_t get_work_index() const {
- ERR_FAIL_COND_V(current_work == nullptr, 0);
- uint32_t idx = index.load(std::memory_order_acquire);
- return MIN(idx, current_work->max_elements);
- }
-
- void end_work() {
- ERR_FAIL_COND(current_work == nullptr);
- for (uint32_t i = 0; i < threads_working; i++) {
- threads[i].completed.wait();
- threads[i].work = nullptr;
- }
-
- threads_working = 0;
- memdelete(current_work);
- current_work = nullptr;
- }
-
- template <class C, class M, class U>
- void do_work(uint32_t p_elements, C *p_instance, M p_method, U p_userdata) {
- switch (p_elements) {
- case 0:
- // Nothing to do, so do nothing.
- break;
- case 1:
- // No value in pushing the work to another thread if it's a single job
- // and we're going to wait for it to finish. Just run it right here.
- (p_instance->*p_method)(0, p_userdata);
- break;
- default:
- // Multiple jobs to do; commence threaded business.
- begin_work(p_elements, p_instance, p_method, p_userdata);
- end_work();
- }
- }
-
- _FORCE_INLINE_ int get_thread_count() const { return thread_count; }
- void init(int p_thread_count = -1);
- void finish();
- ~ThreadWorkPool();
-};
-
-#endif // THREAD_WORK_POOL_H
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