source: OGRE/trunk/ogrenew/RenderSystems/GL/include/OgreGLPBuffer.h @ 692

Revision 692, 2.1 KB checked in by mattausch, 19 years ago (diff)

adding ogre 1.2 and dependencies

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
26#ifndef __GLPBUFFER_H__
27#define __GLPBUFFER_H__
28
29#include "OgreGLPrerequisites.h"
30
31namespace Ogre {
32    /** An off-screen rendering context. These contexts are always RGBA for simplicity, speed and
33        convience, but the component format is configurable.
34    */
35    class GLPBuffer
36    {
37    public:
38        GLPBuffer(PixelComponentType format, size_t width, size_t height);
39        virtual ~GLPBuffer();
40       
41        /** Get the GL context that needs to be active to render to this PBuffer.
42        */
43        virtual GLContext *getContext() = 0;
44       
45        PixelComponentType getFormat() { return mFormat; }
46        size_t getWidth() { return mWidth; }
47        size_t getHeight() { return mHeight; }
48       
49        /** Get PBuffer component format for an OGRE pixel format.
50         */
51        static PixelComponentType getPixelComponentType(PixelFormat fmt);
52    protected:
53        PixelComponentType mFormat;
54        size_t mWidth, mHeight;
55    };
56   
57}
58
59#endif // __GLPBRENDERTEXTURE_H__
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