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-rw-r--r--src/common/thread_worker.cpp58
1 files changed, 58 insertions, 0 deletions
diff --git a/src/common/thread_worker.cpp b/src/common/thread_worker.cpp
new file mode 100644
index 000000000..8f9bf447a
--- /dev/null
+++ b/src/common/thread_worker.cpp
@@ -0,0 +1,58 @@
+// Copyright 2020 yuzu emulator team
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#include "common/thread.h"
+#include "common/thread_worker.h"
+
+namespace Common {
+
+ThreadWorker::ThreadWorker(std::size_t num_workers, const std::string& name) {
+ for (std::size_t i = 0; i < num_workers; ++i)
+ threads.emplace_back([this, thread_name{std::string{name}}] {
+ Common::SetCurrentThreadName(thread_name.c_str());
+
+ // Wait for first request
+ {
+ std::unique_lock lock{queue_mutex};
+ condition.wait(lock, [this] { return stop || !requests.empty(); });
+ }
+
+ while (true) {
+ std::function<void()> task;
+
+ {
+ std::unique_lock lock{queue_mutex};
+ condition.wait(lock, [this] { return stop || !requests.empty(); });
+ if (stop || requests.empty()) {
+ return;
+ }
+ task = std::move(requests.front());
+ requests.pop();
+ }
+
+ task();
+ }
+ });
+}
+
+ThreadWorker::~ThreadWorker() {
+ {
+ std::unique_lock lock{queue_mutex};
+ stop = true;
+ }
+ condition.notify_all();
+ for (std::thread& thread : threads) {
+ thread.join();
+ }
+}
+
+void ThreadWorker::QueueWork(std::function<void()>&& work) {
+ {
+ std::unique_lock lock{queue_mutex};
+ requests.emplace(work);
+ }
+ condition.notify_one();
+}
+
+} // namespace Common