[3] | 1 | /* |
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| 2 | ----------------------------------------------------------------------------- |
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| 3 | This source file is part of OGRE |
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| 4 | (Object-oriented Graphics Rendering Engine) |
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| 5 | For the latest info, see http://www.ogre3d.org/ |
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| 6 | |
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| 7 | Copyright (c) 2000-2006 Torus Knot Software Ltd |
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| 8 | Also see acknowledgements in Readme.html |
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| 9 | |
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| 10 | This program is free software; you can redistribute it and/or modify it under |
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| 11 | the terms of the GNU Lesser General Public License as published by the Free Software |
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| 12 | Foundation; either version 2 of the License, or (at your option) any later |
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| 13 | version. |
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| 14 | |
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| 15 | This program is distributed in the hope that it will be useful, but WITHOUT |
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| 16 | ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS |
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| 17 | FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. |
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| 18 | |
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| 19 | You should have received a copy of the GNU Lesser General Public License along with |
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| 20 | this program; if not, write to the Free Software Foundation, Inc., 59 Temple |
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| 21 | Place - Suite 330, Boston, MA 02111-1307, USA, or go to |
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| 22 | http://www.gnu.org/copyleft/lesser.txt. |
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| 23 | |
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| 24 | You may alternatively use this source under the terms of a specific version of |
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| 25 | the OGRE Unrestricted License provided you have obtained such a license from |
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| 26 | Torus Knot Software Ltd. |
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| 27 | ----------------------------------------------------------------------------- |
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| 28 | */ |
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| 29 | |
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| 30 | #ifndef __GLPBUFFER_H__ |
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| 31 | #define __GLPBUFFER_H__ |
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| 32 | |
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| 33 | #include "OgreGLPrerequisites.h" |
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| 34 | |
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| 35 | namespace Ogre { |
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| 36 | /** An off-screen rendering context. These contexts are always RGBA for simplicity, speed and |
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| 37 | convience, but the component format is configurable. |
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| 38 | */ |
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| 39 | class _OgrePrivate GLPBuffer |
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| 40 | { |
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| 41 | public: |
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| 42 | GLPBuffer(PixelComponentType format, size_t width, size_t height); |
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| 43 | virtual ~GLPBuffer(); |
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| 44 | |
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| 45 | /** Get the GL context that needs to be active to render to this PBuffer. |
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| 46 | */ |
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| 47 | virtual GLContext *getContext() = 0; |
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| 48 | |
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| 49 | PixelComponentType getFormat() { return mFormat; } |
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| 50 | size_t getWidth() { return mWidth; } |
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| 51 | size_t getHeight() { return mHeight; } |
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| 52 | |
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| 53 | /** Get PBuffer component format for an OGRE pixel format. |
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| 54 | */ |
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| 55 | static PixelComponentType getPixelComponentType(PixelFormat fmt); |
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| 56 | protected: |
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| 57 | PixelComponentType mFormat; |
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| 58 | size_t mWidth, mHeight; |
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| 59 | }; |
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| 60 | |
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| 61 | } |
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| 62 | |
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| 63 | #endif // __GLPBRENDERTEXTURE_H__ |
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