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OgreHeightmapTerrainPageSource.h

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00001 /*
00002 -----------------------------------------------------------------------------
00003 This source file is part of OGRE
00004 (Object-oriented Graphics Rendering Engine)
00005 For the latest info, see http://www.ogre3d.org/
00006 
00007 Copyright © 2000-2004 The OGRE Team
00008 Also see acknowledgements in Readme.html
00009 
00010 This program is free software; you can redistribute it and/or modify it under
00011 the terms of the GNU Lesser General Public License as published by the Free Software
00012 Foundation; either version 2 of the License, or (at your option) any later
00013 version.
00014 
00015 This program is distributed in the hope that it will be useful, but WITHOUT
00016 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
00017 FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
00018 
00019 You should have received a copy of the GNU Lesser General Public License along with
00020 this program; if not, write to the Free Software Foundation, Inc., 59 Temple
00021 Place - Suite 330, Boston, MA 02111-1307, USA, or go to
00022 http://www.gnu.org/copyleft/lesser.txt.
00023 -----------------------------------------------------------------------------
00024 */
00025 #ifndef __HeightmapTerrainPageSource_H__
00026 #define __HeightmapTerrainPageSource_H__
00027 
00028 #include "OgreTerrainPrerequisites.h"
00029 #include "OgreTerrainPageSource.h"
00030 #include "OgreImage.h"
00031 #include "OgreSDDataChunk.h"
00032 
00033 namespace Ogre {
00034 
00041     class _OgreTerrainExport HeightmapTerrainPageSource : public TerrainPageSource
00042     {
00043     protected:
00045         bool mIsRaw;
00047         bool mFlipTerrain;
00049         Image mImage;
00051         SDDataChunk mRawData;
00053         TerrainPage* mPage;
00055         String mSource;
00057         size_t mRawSize;
00059         uchar mRawBpp;
00060         
00062         void loadHeightmap(void);
00063     public:
00064         HeightmapTerrainPageSource();
00065         ~HeightmapTerrainPageSource();
00067         void shutdown(void);
00069         void requestPage(ushort x, ushort y);
00071         void expirePage(ushort x, ushort y);
00073         void initialise(TerrainSceneManager* tsm, 
00074             ushort tileSize, ushort pageSize, bool asyncLoading, 
00075             TerrainPageSourceOptionList& optionList);
00076     };
00077 }
00078 
00079 #endif

Copyright © 2002-2003 by The OGRE Team
Last modified Sun Nov 28 19:48:29 2004