source: OGRE/trunk/ogrenew/RenderSystems/Direct3D9/include/OgreD3D9HardwarePixelBuffer.h @ 657

Revision 657, 3.0 KB checked in by mattausch, 19 years ago (diff)

added ogre dependencies and patched ogre sources

Line 
1/*
2-----------------------------------------------------------------------------
3This source file is part of OGRE
4    (Object-oriented Graphics Rendering Engine)
5For the latest info, see http://www.ogre3d.org/
6
7Copyright (c) 2000-2005 The OGRE Team
8Also see acknowledgements in Readme.html
9
10This program is free software; you can redistribute it and/or modify it under
11the terms of the GNU Lesser General Public License as published by the Free Software
12Foundation; either version 2 of the License, or (at your option) any later
13version.
14
15This program is distributed in the hope that it will be useful, but WITHOUT
16ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
17FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
18
19You should have received a copy of the GNU Lesser General Public License along with
20this program; if not, write to the Free Software Foundation, Inc., 59 Temple
21Place - Suite 330, Boston, MA 02111-1307, USA, or go to
22http://www.gnu.org/copyleft/lesser.txt.
23-----------------------------------------------------------------------------
24*/
25#ifndef __D3D9PIXELBUFFER_H__
26#define __D3D9PIXELBUFFER_H__
27
28#include "OgreD3D9Prerequisites.h"
29#include "OgreHardwarePixelBuffer.h"
30
31#include <d3d9.h>
32#include <d3dx9.h>
33namespace Ogre {
34
35        class D3D9HardwarePixelBuffer: public HardwarePixelBuffer
36        {
37        protected:
38                /// Lock a box
39                PixelBox lockImpl(const Image::Box lockBox,  LockOptions options);
40
41                /// Unlock a box
42                void unlockImpl(void);
43               
44                /// D3DDevice pointer
45                IDirect3DDevice9 *mpDev;
46               
47                /// Surface abstracted by this buffer
48                IDirect3DSurface9 *mSurface;
49                /// Volume abstracted by this buffer
50                IDirect3DVolume9 *mVolume;
51                /// Temporary surface in main memory if direct locking of mSurface is not possible
52                IDirect3DSurface9 *mTempSurface;
53                /// Temporary volume in main memory if direct locking of mVolume is not possible
54                IDirect3DVolume9 *mTempVolume;
55               
56                // Mipmapping
57                bool mDoMipmapGen;
58                bool mHWMipmaps;
59                IDirect3DBaseTexture9 *mMipTex;
60        public:
61                D3D9HardwarePixelBuffer(HardwareBuffer::Usage usage);
62               
63                /// Call this to associate a D3D surface or volume with this pixel buffer
64                void bind(IDirect3DDevice9 *dev, IDirect3DSurface9 *mSurface);
65                void bind(IDirect3DDevice9 *dev, IDirect3DVolume9 *mVolume);
66               
67                /// @copydoc HardwarePixelBuffer::blit
68                void blit(HardwarePixelBuffer *src, const Image::Box &srcBox, const Image::Box &dstBox);
69               
70                /// @copydoc HardwarePixelBuffer::blitFromMemory
71                void blitFromMemory(const PixelBox &src, const Image::Box &dstBox);
72               
73                /// @copydoc HardwarePixelBuffer::blitToMemory
74                void blitToMemory(const Image::Box &srcBox, const PixelBox &dst);
75               
76                /// Internal function to update mipmaps on update of level 0
77                void _genMipmaps();
78               
79                /// Function to set mipmap generation
80                void _setMipmapping(bool doMipmapGen, bool HWMipmaps, IDirect3DBaseTexture9 *mipTex);
81               
82                ~D3D9HardwarePixelBuffer();
83        };
84};
85#endif
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