Extract main thread run queue.

profiler/src/RunQueue.cpp

@@ -0,0 +1,31 @@
+#include "RunQueue.hpp"
+
+RunQueue::RunQueue()
+    : m_mainThread( std::this_thread::get_id() )
+{
+}
+
+void RunQueue::Queue( std::function<void()> cb, bool forceDelay )
+{
+    if( !forceDelay && std::this_thread::get_id() == m_mainThread )
+    {
+        cb();
+    }
+    else
+    {
+        std::lock_guard<std::mutex> lock( m_lock );
+        m_queue.emplace_back( cb );
+    }
+}
+
+void RunQueue::Run()
+{
+    std::unique_lock<std::mutex> lock( m_lock );
+    if( !m_queue.empty() )
+    {
+        std::vector<std::function<void()>> tmp;
+        std::swap( tmp, m_queue );
+        lock.unlock();
+        for( auto& cb : tmp ) cb();
+    }
+}