Add back the D3D9 code from before the April 2014 code dump.

Bug 22533227

Change-Id: Ib669fcd6a644c79b3a9e8f5dcf7da278d75cefef
Reviewed-on: https://swiftshader-review.googlesource.com/3730
Reviewed-by: Nicolas Capens <capn@google.com>
Tested-by: Nicolas Capens <capn@google.com>
diff --git a/src/D3D9/Direct3D9Ex.hpp b/src/D3D9/Direct3D9Ex.hpp
new file mode 100644
index 0000000..9e1e319
--- /dev/null
+++ b/src/D3D9/Direct3D9Ex.hpp
@@ -0,0 +1,67 @@
+// SwiftShader Software Renderer
+//
+// Copyright(c) 2005-2011 TransGaming Inc.
+//
+// All rights reserved. No part of this software may be copied, distributed, transmitted,
+// transcribed, stored in a retrieval system, translated into any human or computer
+// language by any means, or disclosed to third parties without the explicit written
+// agreement of TransGaming Inc. Without such an agreement, no rights or licenses, express
+// or implied, including but not limited to any patent rights, are granted to you.
+//
+
+#ifndef D3D9_Direct3D9Ex_hpp
+#define D3D9_Direct3D9Ex_hpp
+
+#include "Direct3D9.hpp"
+
+//#include <stdio.h>
+#include <d3d9.h>
+
+namespace D3D9
+{
+	class Direct3DDevice9;
+
+	class Direct3D9Ex : public IDirect3D9Ex, public Direct3D9
+	{
+	public:
+		Direct3D9Ex(int version, const HINSTANCE instance);
+
+		virtual ~Direct3D9Ex();
+
+		// IUnknown methods
+		long __stdcall QueryInterface(const IID &iid, void **object);
+		unsigned long __stdcall AddRef();
+		unsigned long __stdcall Release();
+
+		// IDirect3D9 methods
+		long __stdcall RegisterSoftwareDevice(void *initializeFunction);
+		unsigned int __stdcall GetAdapterCount();
+		long __stdcall GetAdapterIdentifier(unsigned int adapter, unsigned long flags, D3DADAPTER_IDENTIFIER9 *identifier);
+		unsigned int __stdcall GetAdapterModeCount(unsigned int adapter, D3DFORMAT format);
+		long __stdcall EnumAdapterModes(unsigned int adapter, D3DFORMAT format, unsigned int index, D3DDISPLAYMODE *mode);
+		long __stdcall GetAdapterDisplayMode(unsigned int adapter, D3DDISPLAYMODE *mode);
+		long __stdcall CheckDeviceType(unsigned int adapter, D3DDEVTYPE checkType, D3DFORMAT displayFormat, D3DFORMAT backBufferFormat, int windowed);
+		long __stdcall CheckDeviceFormat(unsigned int adapter, D3DDEVTYPE deviceType, D3DFORMAT adapterFormat, unsigned long usage, D3DRESOURCETYPE type, D3DFORMAT checkFormat);
+		long __stdcall CheckDeviceMultiSampleType(unsigned int adapter, D3DDEVTYPE deviceType, D3DFORMAT surfaceFormat, int windowed, D3DMULTISAMPLE_TYPE multiSampleType, unsigned long *qualityLevels);
+		long __stdcall CheckDepthStencilMatch(unsigned int adapter, D3DDEVTYPE deviceType, D3DFORMAT adapterFormat, D3DFORMAT renderTargetFormat, D3DFORMAT depthStencilFormat);
+		long __stdcall CheckDeviceFormatConversion(unsigned int adapter, D3DDEVTYPE deviceType, D3DFORMAT sourceFormat, D3DFORMAT targetFormat);
+		long __stdcall GetDeviceCaps(unsigned int adapter, D3DDEVTYPE deviceType, D3DCAPS9 *caps);
+		HMONITOR __stdcall GetAdapterMonitor(unsigned int adapter);
+		long __stdcall CreateDevice(unsigned int adapter, D3DDEVTYPE deviceType, HWND focusWindow, unsigned long behaviorFlags, D3DPRESENT_PARAMETERS *presentParameters, IDirect3DDevice9 **returnedDeviceInterface);
+
+		// IDirect3D9Ex methods
+		unsigned int __stdcall GetAdapterModeCountEx(unsigned int adapter, const D3DDISPLAYMODEFILTER *filter);
+		long __stdcall EnumAdapterModesEx(unsigned int adapter, const D3DDISPLAYMODEFILTER *filter, unsigned int index, D3DDISPLAYMODEEX *mode);
+		long __stdcall GetAdapterDisplayModeEx(unsigned int adapter, D3DDISPLAYMODEEX *mode, D3DDISPLAYROTATION *rotation);
+		long __stdcall CreateDeviceEx(unsigned int adapter, D3DDEVTYPE deviceType, HWND focusWindow, DWORD behaviorFlags, D3DPRESENT_PARAMETERS *presentParameters, D3DDISPLAYMODEEX *fullscreenDisplayMode, IDirect3DDevice9Ex **returnedDeviceInterface);
+		long __stdcall GetAdapterLUID(unsigned int adapter, LUID *luid);
+
+	private:
+		void loadSystemD3D9ex();
+
+		// Real IDirect3D9Ex object
+		IDirect3D9Ex *d3d9ex;
+	};
+}
+
+#endif   // D3D9_Direct3D9Ex_hpp