Add Direct3D 8 implementation.

Bug swiftshader:5

Change-Id: I6aec7237f2db6222702e828a2b9dae1a1a6ac9af
Reviewed-on: https://swiftshader-review.googlesource.com/7191
Tested-by: Nicolas Capens <capn@google.com>
Reviewed-by: Alexis Hétu <sugoi@google.com>
Reviewed-by: Nicolas Capens <capn@google.com>

src/D3D8/Direct3DVolumeTexture8.hpp

diff --git a/src/D3D8/Direct3DVolumeTexture8.hpp b/src/D3D8/Direct3DVolumeTexture8.hpp
new file mode 100644
index 0000000..fb0fbd7
--- /dev/null
+++ b/src/D3D8/Direct3DVolumeTexture8.hpp
@@ -0,0 +1,77 @@
+// Copyright 2016 The SwiftShader Authors. All Rights Reserved.
+//
+// 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
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#ifndef D3D8_Direct3DVolumeTexture8_hpp
+#define D3D8_Direct3DVolumeTexture8_hpp
+
+#include "Direct3DBaseTexture8.hpp"
+
+#include "Config.hpp"
+
+#include <d3d8.h>
+
+namespace D3D8
+{
+	class Direct3DVolume8;
+
+	class Direct3DVolumeTexture8 : public IDirect3DVolumeTexture8, public Direct3DBaseTexture8
+	{
+	public:
+		Direct3DVolumeTexture8(Direct3DDevice8 *device, unsigned int width, unsigned int height, unsigned int depth, unsigned int levels, unsigned long usage, D3DFORMAT format, D3DPOOL pool);
+
+		virtual ~Direct3DVolumeTexture8();
+
+		// IUnknown methods
+		long __stdcall QueryInterface(const IID &iid, void **object);
+		unsigned long __stdcall AddRef();
+		unsigned long __stdcall Release();
+
+		// IDirect3DResource8 methods
+		long __stdcall FreePrivateData(const GUID &guid);
+		long __stdcall GetPrivateData(const GUID &guid, void *data, unsigned long *size);
+		void __stdcall PreLoad();
+		long __stdcall SetPrivateData(const GUID &guid, const void *data, unsigned long size, unsigned long flags);
+		long __stdcall GetDevice(IDirect3DDevice8 **device);
+		unsigned long __stdcall SetPriority(unsigned long newPriority);
+		unsigned long __stdcall GetPriority();
+		D3DRESOURCETYPE __stdcall GetType();
+
+		// IDirect3DBaseTexture methods
+		unsigned long __stdcall GetLevelCount();
+		unsigned long __stdcall GetLOD();
+		unsigned long __stdcall SetLOD(unsigned long newLOD);
+
+		// IDirect3DVolumeTexture8 methods
+		long __stdcall GetLevelDesc(unsigned int level, D3DVOLUME_DESC *description);
+		long __stdcall GetVolumeLevel(unsigned int level, IDirect3DVolume8 **volume);
+		long __stdcall LockBox(unsigned int level, D3DLOCKED_BOX *lockedVolume, const D3DBOX *box, unsigned long flags);
+		long __stdcall UnlockBox(unsigned int level);
+		long __stdcall AddDirtyBox(const D3DBOX *dirtyBox);
+
+		// Internal methods
+		Direct3DVolume8 *getInternalVolumeLevel(unsigned int level);
+
+	private:
+		// Creation parameters
+		const unsigned int width;
+		const unsigned int height;
+		const unsigned int depth;
+		const D3DFORMAT format;
+		const D3DPOOL pool;
+
+		Direct3DVolume8 *volumeLevel[sw::MIPMAP_LEVELS];
+	};
+}
+
+#endif // D3D8_Direct3DVolumeTexture8_hpp