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Source/Engine/Graphics/GPUResourcesCollection.h

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+// Copyright (c) 2012-2020 Wojciech Figat. All rights reserved.
+
+#pragma once
+
+#include "Engine/Core/Collections/Array.h"
+#include "Engine/Platform/Platform.h"
+#include "Engine/Platform/CriticalSection.h"
+
+class GPUResource;
+class StringBuilder;
+
+/// <summary>
+/// GPU Resources collection container
+/// </summary>
+class GPUResourcesCollection
+{
+private:
+
+    CriticalSection _locker;
+    Array<GPUResource*> _collection;
+
+public:
+
+    /// <summary>
+    /// Initializes a new instance of the <see cref="GPUResourcesCollection"/> class.
+    /// </summary>
+    GPUResourcesCollection()
+        : _collection(1024)
+    {
+    }
+
+    /// <summary>
+    /// Finalizes an instance of the <see cref="GPUResourcesCollection"/> class.
+    /// </summary>
+    ~GPUResourcesCollection()
+    {
+    }
+
+public:
+
+    /// <summary>
+    /// Gets the total memory usage (in bytes).
+    /// </summary>
+    /// <returns>GPU memory usage (in bytes).</returns>
+    uint64 GetMemoryUsage() const;
+
+    /// <summary>
+    /// Called when device is being disposed.
+    /// </summary>
+    void OnDeviceDispose();
+
+    /// <summary>
+    /// Dumps all resources information to the log.
+    /// </summary>
+    void DumpToLog() const;
+
+    /// <summary>
+    /// Dumps all resources information to the log.
+    /// </summary>
+    void DumpToLog(StringBuilder& output) const;
+
+public:
+
+    /// <summary>
+    /// Adds the specified resource to the collection.
+    /// </summary>
+    /// <param name="resource">The resource.</param>
+    void Add(GPUResource* resource);
+
+    /// <summary>
+    /// Removes the specified resource from the collection.
+    /// </summary>
+    /// <param name="resource">The resource.</param>
+    void Remove(GPUResource* resource);
+};