OgrePagedWorld.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) 2000-2012 Torus Knot Software Ltd
    00008
    00009 Permission is hereby granted, free of charge, to any person obtaining a copy
    00010 of this software and associated documentation files (the "Software"), to deal
    00011 in the Software without restriction, including without limitation the rights
    00012 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
    00013 copies of the Software, and to permit persons to whom the Software is
    00014 furnished to do so, subject to the following conditions:
    00015
    00016 The above copyright notice and this permission notice shall be included in
    00017 all copies or substantial portions of the Software.
    00018
    00019 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
    00020 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
    00021 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
    00022 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
    00023 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
    00024 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
    00025 THE SOFTWARE.
    00026 -----------------------------------------------------------------------------
    00027 */
    00028
    00029 #ifndef __Ogre_PagedWorld_H__
    00030 #define __Ogre_PagedWorld_H__
    00031
    00032 #include "OgrePagingPrerequisites.h"
    00033 #include "OgreString.h"
    00034 #include "OgreDataStream.h"
    00035 #include "OgreCommon.h"
    00036
    00037 namespace Ogre
    00038 {
    00039     class PageManager;
    00040
    00056     class _OgrePagingExport PagedWorld : public PageAlloc
    00057     {
    00058     protected:
    00059         String mName;
    00060         PageManager* mManager;
    00061         PageProvider* mPageProvider;
    00062
    00063     public:
    00064         static const uint32 CHUNK_ID;
    00065         static const uint16 CHUNK_VERSION;
    00066         static const uint32 CHUNK_SECTIONDECLARATION_ID;
    00074         PagedWorld(const String& name, PageManager* manager);
    00075         virtual ~PagedWorld();
    00076
    00077         const String& getName() const { return mName; }
    00079         PageManager* getManager() const { return mManager; }
    00080
    00082         void load(const String& filename);
    00084         void load(const DataStreamPtr& stream);
    00086         bool load(StreamSerialiser& stream);
    00091         void save(const String& filename);
    00093         void save(const DataStreamPtr& stream);
    00095         void save(StreamSerialiser& stream);
    00096
    00111         PagedWorldSection* createSection(SceneManager* sceneMgr,
    00112             const String& typeName,
    00113             const String& sectionName = StringUtil::BLANK);
    00114
    00115
    00129         PagedWorldSection* createSection(const String& strategyName, SceneManager* sceneMgr,
    00130             const String& sectionName = StringUtil::BLANK);
    00131
    00132
    00145         PagedWorldSection* createSection(PageStrategy* strategy, SceneManager* sceneMgr,
    00146             const String& sectionName = StringUtil::BLANK);
    00148         void destroySection(const String& name);
    00150         void destroySection(PagedWorldSection* sec);
    00152         void destroyAllSections();
    00153
    00155         size_t getSectionCount() const { return mSections.size(); }
    00156
    00158         PagedWorldSection* getSection(const String& name);
    00159
    00160         typedef map<String, PagedWorldSection*>::type SectionMap;
    00162         const SectionMap& getSections() const { return mSections; }
    00163
    00175         void setPageProvider(PageProvider* provider) { mPageProvider = provider; }
    00176
    00178         PageProvider* getPageProvider() const { return mPageProvider; }
    00179
    00187         virtual bool _prepareProceduralPage(Page* page, PagedWorldSection* section);
    00195         virtual bool _loadProceduralPage(Page* page, PagedWorldSection* section);
    00203         virtual bool _unloadProceduralPage(Page* page, PagedWorldSection* section);
    00211         virtual bool _unprepareProceduralPage(Page* page, PagedWorldSection* section);
    00219         StreamSerialiser* _readPageStream(PageID pageID, PagedWorldSection* section);
    00220
    00228         StreamSerialiser* _writePageStream(PageID pageID, PagedWorldSection* section);
    00229
    00231         virtual void frameStart(Real timeSinceLastFrame);
    00233         virtual void frameEnd(Real timeElapsed);
    00235         virtual void notifyCamera(Camera* cam);
    00236
    00239         _OgrePagingExport friend std::ostream& operator <<( std::ostream& o, const PagedWorld& p );
    00240
    00241
    00242     protected:
    00243         SectionMap mSections;
    00244         NameGenerator mSectionNameGenerator;
    00245     };
    00246
    00250 }
    00251
    00252 #endif

Copyright © 2012 Torus Knot Software Ltd
This work is licensed under a Creative Commons Attribution-ShareAlike 3.0 Unported License.
Last modified Sun Sep 2 2012 07:27:22