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diff --git a/Utilities/src/DiligentFXShaderSourceStreamFactory.cpp b/Utilities/src/DiligentFXShaderSourceStreamFactory.cpp
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+++ b/Utilities/src/DiligentFXShaderSourceStreamFactory.cpp
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+/*     Copyright 2015-2019 Egor Yusov
+ *  
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ * 
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ *  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 OF ANY PROPRIETARY RIGHTS.
+ *
+ *  In no event and under no legal theory, whether in tort (including negligence), 
+ *  contract, or otherwise, unless required by applicable law (such as deliberate 
+ *  and grossly negligent acts) or agreed to in writing, shall any Contributor be
+ *  liable for any damages, including any direct, indirect, special, incidental, 
+ *  or consequential damages of any character arising as a result of this License or 
+ *  out of the use or inability to use the software (including but not limited to damages 
+ *  for loss of goodwill, work stoppage, computer failure or malfunction, or any and 
+ *  all other commercial damages or losses), even if such Contributor has been advised 
+ *  of the possibility of such damages.
+ */
+
+#include "../include/DiligentFXShaderSourceStreamFactory.h"
+#include "MemoryFileStream.h"
+#include "StringDataBlobImpl.h"
+#include "RefCntAutoPtr.h"
+#include "../../../shaders_inc/shaders_list.h"
+
+namespace Diligent
+{
+
+DiligentFXShaderSourceStreamFactory& DiligentFXShaderSourceStreamFactory::GetInstance()
+{
+    static DiligentFXShaderSourceStreamFactory TheFactory;
+    return TheFactory;
+}
+
+DiligentFXShaderSourceStreamFactory::DiligentFXShaderSourceStreamFactory()
+{
+    for(size_t i=0; i < _countof(g_Shaders); ++i)
+    {
+        m_NameToSourceMap.emplace(g_Shaders[i].FileName, g_Shaders[i].Source);
+    }
+}
+
+void DiligentFXShaderSourceStreamFactory::CreateInputStream( const Char* Name, IFileStream** ppStream )
+{
+    auto SourceIt = m_NameToSourceMap.find(Name);
+    if(SourceIt != m_NameToSourceMap.end())
+    {
+        RefCntAutoPtr<StringDataBlobImpl> pDataBlob(MakeNewRCObj<StringDataBlobImpl>()(SourceIt->second));
+        RefCntAutoPtr<MemoryFileStream> pMemStream(MakeNewRCObj<MemoryFileStream>()(pDataBlob));
+
+        pMemStream->QueryInterface( IID_FileStream, reinterpret_cast<IObject**>(ppStream) );
+    }
+    else
+    {
+        *ppStream = nullptr;
+        LOG_ERROR( "Failed to create input stream for source file ", Name );
+    }
+}
+
+}