1// Copyright 2016 The SwiftShader Authors. All Rights Reserved.
2//
3// Licensed under the Apache License, Version 2.0 (the "License");
4// you may not use this file except in compliance with the License.
5// You may obtain a copy of the License at
6//
7//    http://www.apache.org/licenses/LICENSE-2.0
8//
9// Unless required by applicable law or agreed to in writing, software
10// distributed under the License is distributed on an "AS IS" BASIS,
11// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12// See the License for the specific language governing permissions and
13// limitations under the License.
14
15#ifndef D3D8_Direct3DVertexBuffer8_hpp
16#define D3D8_Direct3DVertexBuffer8_hpp
17
18#include "Direct3DResource8.hpp"
19
20#include <d3d8.h>
21
22namespace sw
23{
24	class Resource;
25}
26
27namespace D3D8
28{
29	class Direct3DVertexBuffer8 : public IDirect3DVertexBuffer8, public Direct3DResource8
30	{
31	public:
32		Direct3DVertexBuffer8(Direct3DDevice8 *device, unsigned int length, unsigned long usage, long FVF, D3DPOOL pool);
33
34		~Direct3DVertexBuffer8() override;
35
36		// IUnknown methods
37		long __stdcall QueryInterface(const IID &iid, void **object) override;
38		unsigned long __stdcall AddRef() override;
39		unsigned long __stdcall Release() override;
40
41		// IDirect3DResource8 methods
42		long __stdcall FreePrivateData(const GUID &guid) override;
43		long __stdcall GetPrivateData(const GUID &guid, void *data, unsigned long *size) override;
44		void __stdcall PreLoad() override;
45		long __stdcall SetPrivateData(const GUID &guid, const void *data, unsigned long size, unsigned long flags) override;
46		long __stdcall GetDevice(IDirect3DDevice8 **device) override;
47		unsigned long __stdcall SetPriority(unsigned long newPriority) override;
48		unsigned long __stdcall GetPriority() override;
49		D3DRESOURCETYPE __stdcall GetType() override;
50
51		// IDirect3DVertexBuffer8 methods
52		long __stdcall Lock(unsigned int offset, unsigned int size, unsigned char **data, unsigned long flags) override;
53		long __stdcall Unlock() override;
54		long __stdcall GetDesc(D3DVERTEXBUFFER_DESC *description) override;
55
56		// Internal methods
57		int getLength() const;
58		sw::Resource *getResource() const;
59
60	private:
61		// Creation parameters
62		const unsigned int length;
63		const long usage;
64		const long FVF;
65		const D3DPOOL pool;
66
67		unsigned int lockOffset;
68		unsigned int lockSize;
69		unsigned char *lockData;
70
71		sw::Resource *vertexBuffer;
72	};
73}
74
75#endif // D3D8_Direct3DVertexBuffer8_hpp
76