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OgreTextureManager.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 (c) 2000-2006 Torus Knot Software Ltd
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 You may alternatively use this source under the terms of a specific version of
00025 the OGRE Unrestricted License provided you have obtained such a license from
00026 Torus Knot Software Ltd.
00027 -----------------------------------------------------------------------------
00028 */
00029 #ifndef _TextureManager_H__
00030 #define _TextureManager_H__
00031 
00032 
00033 #include "OgrePrerequisites.h"
00034 
00035 #include "OgreResourceManager.h"
00036 #include "OgreTexture.h"
00037 #include "OgreSingleton.h"
00038 
00039 
00040 namespace Ogre {
00041 
00055     class _OgreExport TextureManager : public ResourceManager, public Singleton<TextureManager>
00056     {
00057     public:
00058 
00059         TextureManager(void);
00060         virtual ~TextureManager();
00061 
00084         virtual TexturePtr load( 
00085             const String& name, const String& group, 
00086             TextureType texType = TEX_TYPE_2D, int numMipmaps = MIP_DEFAULT, 
00087             Real gamma = 1.0f, bool isAlpha = false,
00088             PixelFormat desiredFormat = PF_UNKNOWN);
00089 
00116         virtual TexturePtr loadImage( 
00117             const String &name, const String& group, const Image &img, 
00118             TextureType texType = TEX_TYPE_2D,
00119             int iNumMipmaps = MIP_DEFAULT, Real gamma = 1.0f, bool isAlpha = false,
00120             PixelFormat desiredFormat = PF_UNKNOWN);
00121             
00147         virtual TexturePtr loadRawData(const String &name, const String& group,
00148             DataStreamPtr& stream, ushort uWidth, ushort uHeight, 
00149             PixelFormat format, TextureType texType = TEX_TYPE_2D, 
00150             int iNumMipmaps = MIP_DEFAULT, Real gamma = 1.0f);
00151 
00186         virtual TexturePtr createManual(const String & name, const String& group,
00187             TextureType texType, uint width, uint height, uint depth, 
00188             int num_mips, PixelFormat format, int usage = TU_DEFAULT, ManualResourceLoader* loader = 0 );
00189             
00224         TexturePtr createManual(const String & name, const String& group,
00225             TextureType texType, uint width, uint height, int num_mips,
00226             PixelFormat format, int usage = TU_DEFAULT, ManualResourceLoader* loader = 0 )
00227         {
00228             return createManual(name, group, texType, width, height, 1, 
00229                 num_mips, format, usage, loader);
00230         }
00231 
00239         virtual void setPreferredIntegerBitDepth(ushort bits, bool reloadTextures = true);
00240 
00243         virtual ushort getPreferredIntegerBitDepth(void) const;
00244 
00252         virtual void setPreferredFloatBitDepth(ushort bits, bool reloadTextures = true);
00253 
00256         virtual ushort getPreferredFloatBitDepth(void) const;
00257 
00268         virtual void setPreferredBitDepths(ushort integerBits, ushort floatBits, bool reloadTextures = true);
00269 
00286         virtual bool isFormatSupported(TextureType ttype, PixelFormat format, int usage);
00287 
00291         virtual bool isEquivalentFormatSupported(TextureType ttype, PixelFormat format, int usage);
00292 
00296         virtual PixelFormat getNativeFormat(TextureType ttype, PixelFormat format, int usage) = 0;
00297 
00337         virtual bool isHardwareFilteringSupported(TextureType ttype, PixelFormat format, int usage,
00338             bool preciseFormatOnly = false) = 0;
00339 
00348         virtual void setDefaultNumMipmaps(size_t num);
00349 
00352         virtual size_t getDefaultNumMipmaps()
00353         {
00354             return mDefaultNumMipmaps;
00355         }
00356 
00372         static TextureManager& getSingleton(void);
00388         static TextureManager* getSingletonPtr(void);
00389 
00390     protected:
00391 
00392         ushort mPreferredIntegerBitDepth;
00393         ushort mPreferredFloatBitDepth;
00394         size_t mDefaultNumMipmaps;
00395     };
00396 }// Namespace
00397 
00398 #endif

Copyright © 2000-2005 by The OGRE Team
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This work is licensed under a Creative Commons Attribution-ShareAlike 2.5 License.
Last modified Thu Dec 27 15:19:17 2007