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diff --git a/materialsystem/shaderapidx9/colorformatdx8.h b/materialsystem/shaderapidx9/colorformatdx8.h
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+++ b/materialsystem/shaderapidx9/colorformatdx8.h
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+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+// $NoKeywords: $
+//
+//=============================================================================//
+
+#ifndef COLORFORMATDX8_H
+#define COLORFORMATDX8_H
+
+#include <pixelwriter.h>
+#include "togl/rendermechanism.h"
+
+// FOURCC formats for ATI shadow depth textures
+#define ATIFMT_D16		((D3DFORMAT)(MAKEFOURCC('D','F','1','6')))
+#define ATIFMT_D24S8	((D3DFORMAT)(MAKEFOURCC('D','F','2','4')))
+
+// FOURCC formats for ATI2N and ATI1N compressed textures (360 and DX10 parts also do these)
+#define ATIFMT_ATI2N ((D3DFORMAT) MAKEFOURCC('A', 'T', 'I', '2'))
+#define ATIFMT_ATI1N ((D3DFORMAT) MAKEFOURCC('A', 'T', 'I', '1'))
+
+// FOURCC formats for nVidia shadow depth textures
+#define NVFMT_RAWZ		((D3DFORMAT)(MAKEFOURCC('R','A','W','Z')))
+#define NVFMT_INTZ		((D3DFORMAT)(MAKEFOURCC('I','N','T','Z')))
+
+// FOURCC format for nVidia null texture format
+#define NVFMT_NULL		((D3DFORMAT)(MAKEFOURCC('N','U','L','L')))
+
+
+//-----------------------------------------------------------------------------
+// Finds the nearest supported frame buffer format
+//-----------------------------------------------------------------------------
+ImageFormat FindNearestSupportedBackBufferFormat( unsigned int displayAdapter, D3DDEVTYPE deviceType,
+	ImageFormat displayFormat, ImageFormat backBufferFormat, bool bIsWindowed );
+
+//-----------------------------------------------------------------------------
+// Initializes the color format informat; call it every time display mode changes
+//-----------------------------------------------------------------------------
+void InitializeColorInformation( unsigned int displayAdapter, D3DDEVTYPE deviceType, 
+								 ImageFormat displayFormat );
+
+//-----------------------------------------------------------------------------
+// Returns true if compressed textures are supported
+//-----------------------------------------------------------------------------
+bool D3DSupportsCompressedTextures();
+
+//-----------------------------------------------------------------------------
+// Returns closest supported format
+//-----------------------------------------------------------------------------
+ImageFormat FindNearestSupportedFormat( ImageFormat format, bool bIsVertexTexture, bool bIsRenderTarget, bool bFilterableRequired );
+
+//-----------------------------------------------------------------------------
+// Finds the nearest supported depth buffer format
+//-----------------------------------------------------------------------------
+D3DFORMAT FindNearestSupportedDepthFormat( int nAdapter, ImageFormat displayFormat, ImageFormat renderTargetFormat, D3DFORMAT depthFormat );
+
+const char *D3DFormatName( D3DFORMAT d3dFormat );
+
+#endif // COLORFORMATDX8_H