You're breathtaking!

Source/Engine/Graphics/Async/DefaultGPUTasksExecutor.cpp

@@ -0,0 +1,40 @@
+// Copyright (c) 2012-2020 Wojciech Figat. All rights reserved.
+
+#include "DefaultGPUTasksExecutor.h"
+#include "GPUTasksContext.h"
+#include "GPUTask.h"
+#include "Engine/Graphics/GPUDevice.h"
+
+DefaultGPUTasksExecutor::DefaultGPUTasksExecutor()
+    : _context(nullptr)
+{
+}
+
+String DefaultGPUTasksExecutor::ToString() const
+{
+    return TEXT("Default GPU Async Executor");
+}
+
+void DefaultGPUTasksExecutor::FrameBegin()
+{
+    // Ensure to have valid async context
+    if (_context == nullptr)
+        _context = createContext();
+
+    _context->OnFrameBegin();
+}
+
+void DefaultGPUTasksExecutor::FrameEnd()
+{
+    ASSERT(_context != nullptr);
+
+    // Default implementation performs async operations on end of the frame which is synchronized with a rendering thread
+    GPUTask* buffer[32];
+    const int32 count = GPUDevice::Instance->TasksManager.RequestWork(buffer, 32);
+    for (int32 i = 0; i < count; i++)
+    {
+        _context->Run(buffer[i]);
+    }
+
+    _context->OnFrameEnd();
+}