1 /*---------------------------------------------------------------------------*
2   Project:  NintendoWare
3   File:     gfx_OffScreenBuffer.h
4 
5   Copyright (C)2009-2010 Nintendo Co., Ltd./HAL Laboratory, Inc.  All rights reserved.
6 
7   These coded instructions, statements, and computer programs contain
8   proprietary information of Nintendo of America Inc. and/or Nintendo
9   Company Ltd., and are protected by Federal copyright law.  They may
10   not be disclosed to third parties or copied or duplicated in any form,
11   in whole or in part, without the prior written consent of Nintendo.
12 
13   $Revision: 23585 $
14  *---------------------------------------------------------------------------*/
15 
16 #ifndef NW_GFX_OFFSCREENBUFFER_H_
17 #define NW_GFX_OFFSCREENBUFFER_H_
18 
19 #include <nw/gfx/gfx_IRenderTarget.h>
20 #include <nw/ut/ut_Preprocessor.h>
21 #include <nw/gfx/res/gfx_ResTexture.h>
22 #include <nw/gfx/gfx_FrameBuffer.h>
23 
24 namespace nw
25 {
26 namespace os
27 {
28 class IAllocator;
29 } // namespace os
30 
31 namespace gfx
32 {
33 
34 //---------------------------------------------------------------------------
35 //! @brief        画面に表示しない描画対象を表すクラスです。
36 //---------------------------------------------------------------------------
37 class OffScreenBuffer : public IRenderTarget
38 {
39 private:
40     NW_DISALLOW_COPY_AND_ASSIGN(OffScreenBuffer);
41 
42 public:
43     NW_UT_RUNTIME_TYPEINFO;
44 
45     //! 設定内容を取得します。
GetDescription()46     virtual const Description& GetDescription() const { return m_Description; }
47 
48     //---------------------------------------------------------------------------
49     //! @brief        バッファオブジェクトを取得します。
50     //!
51     //! @return       バッファオブジェクトを返します。
52     //---------------------------------------------------------------------------
GetBufferObject()53     virtual const FrameBufferObject& GetBufferObject() const { return m_BackBufferObject; }
54 
55 private:
56     //---------------------------------------------------------------------------
57     //! @brief        コンストラクタです。
58     //---------------------------------------------------------------------------
59     OffScreenBuffer(os::IAllocator* pAllocator, const Description& description, ResPixelBasedTexture resTexture);
60 
61     //---------------------------------------------------------------------------
62     //! @brief        デストラクタです。
63     //---------------------------------------------------------------------------
64     virtual ~OffScreenBuffer();
65 
66 //    GLuint m_BackBufferObject;
67     FrameBufferObject m_BackBufferObject;
68     void* m_ActivateCommand;
69 
70     Description m_Description;
71 
72     ResTexture m_Texture;
73 
74     friend class IRenderTarget;
75 };
76 
77 } // namespace gfx
78 } // namespace nw
79 
80 #endif // NW_GFX_OFFSCREENBUFFER_H_
81